Merge pull request #1831 from Haleyl/master

[BSP]Add sct and fix some drivers bug

bsp/apollo2/board/adc.c

@@ -19,46 +19,57 @@
  *
  * Change Logs:
  * Date           Author       Notes
- * 2017-12-04     Haley        the first version
+ * 2017-09-18     Haley        the first version
  */
 
+#include <rtthread.h>
 #include <rtdevice.h>
 #include "am_mcu_apollo.h"
-#include "board.h"
 
 #ifdef RT_USING_ADC
 
-/* sem define */
-rt_sem_t adcsem = RT_NULL;
+/* messagequeue define */
+struct rt_messagequeue adcbat_mq;
 
-#define BATTERY_GPIO            29                        /* Battery */
-#define BATTERY_ADC_PIN         AM_HAL_PIN_29_ADCSE1 
-#define BATTERY_ADC_CHANNEL     AM_HAL_ADC_SLOT_CHSEL_SE1 /* BATTERY ADC采集通道 */
-#define BATTERY_ADC_CHANNELNUM  1                         /* BATTERY ADC采集通道号 */
+#define BATTERY_GPIO            35                        /* Battery */
+#define BATTERY_ADC_PIN         AM_HAL_PIN_35_ADCSE7 
+#define BATTERY_ADC_CHANNEL     AM_HAL_ADC_SLOT_CHSEL_SE7 /* BATTERY ADC采集通道 */
+#define BATTERY_ADC_CHANNELNUM  7                         /* BATTERY ADC采集通道号 */
 
 #define ADC_CTIMER_NUM          3                         /* ADC使用定时器 */
+#define ADC_CTIMER_COUNT        (2048/512 - 1)
 
 #define ADC_CHANNEL_NUM         1                         /* ADC采集通道个数 */
-#define ADC_SAMPLE_NUM          8                         /* ADC采样个数, NE_OF_OUTPUT */
+#define ADC_SAMPLE_NUM          8                         /* ADC采样个数 */
 
-rt_uint8_t bat_adc_cnt = (ADC_CHANNEL_NUM + 1)*ADC_SAMPLE_NUM;
-rt_int16_t am_adc_buffer_pool[64];
+rt_uint8_t bat_adc_cnt = 0;
+static rt_uint8_t am_adcbat_buffer_pool[256];
+static rt_int16_t am_adcbat_buffertemp[32];
 
-rt_uint8_t am_adc_data_get(rt_int16_t *buff, rt_uint16_t size)
+rt_uint8_t am_adc_data_get(rt_uint8_t channel, rt_int16_t *buff, rt_uint16_t size)
 {
-    /* wait adc interrupt release sem forever */	
-    rt_sem_take(adcsem, RT_WAITING_FOREVER);
+    rt_uint8_t adc_bufftemp[32];
+
+    if (channel == BATTERY_ADC_CHANNELNUM)
+    {
+        /* wait adc message forever */	
+        rt_mq_recv(&adcbat_mq, adc_bufftemp, 32, RT_WAITING_FOREVER);
+    }
 
     /* copy the data */
-    rt_memcpy(buff, am_adc_buffer_pool, size*sizeof(rt_int16_t));
+    rt_memcpy(buff, adc_bufftemp, size*sizeof(rt_int16_t));
 
     return 0;
 }
 
-void am_adc_start(void)
+void am_adc_start(rt_uint8_t channel)
 {
-    /* adcsem create */
-    adcsem = rt_sem_create("adcsem", 0, RT_IPC_FLAG_FIFO);
+    /* messagequeue init */
+    rt_mq_init(&adcbat_mq, "mq_adcbat",
+            &am_adcbat_buffer_pool[0],
+            32 - sizeof(void*),
+            sizeof(am_adcbat_buffer_pool),
+            RT_IPC_FLAG_FIFO);
 
     /* Start the ctimer */
     am_hal_ctimer_start(ADC_CTIMER_NUM, AM_HAL_CTIMER_TIMERA);
@@ -67,13 +78,16 @@ void am_adc_start(void)
     am_hal_adc_trigger();
 }
 
-void am_adc_stop(void)
+void am_adc_stop(rt_uint8_t channel)
 {
     /* Stop the ctimer */
     am_hal_ctimer_stop(ADC_CTIMER_NUM, AM_HAL_CTIMER_TIMERA);
 
-    /* adcsem delete */
-    rt_sem_delete(adcsem);
+    /* messagequeue delete */
+    rt_mq_delete(&adceeg_mq);
+
+    /* messagequeue delete */
+    rt_mq_delete(&adcbat_mq);
 }
 
 /**
@@ -87,6 +101,9 @@ void am_adc_isr(void)
 {
     uint32_t ui32Status, ui32FifoData;
 
+    /* enter interrupt */
+    rt_interrupt_enter();
+
     /* Read the interrupt status */
     ui32Status = am_hal_adc_int_status_get(true);
 
@@ -101,20 +118,23 @@ void am_adc_isr(void)
             /* Read the value from the FIFO into the circular buffer */
             ui32FifoData = am_hal_adc_fifo_pop();
 
-            if(AM_HAL_ADC_FIFO_SLOT(ui32FifoData) == BATTERY_ADC_CHANNELNUM)
-                am_adc_buffer_pool[bat_adc_cnt++] = AM_HAL_ADC_FIFO_SAMPLE(ui32FifoData);
+            if (AM_HAL_ADC_FIFO_SLOT(ui32FifoData) == BATTERY_ADC_CHANNELNUM)
+            {
+                am_adcbat_buffertemp[bat_adc_cnt++] = AM_HAL_ADC_FIFO_SAMPLE(ui32FifoData);
+            }
 
-            if(bat_adc_cnt > (ADC_CHANNEL_NUM + 1)*ADC_SAMPLE_NUM - 1)
+            if ((bat_adc_cnt > ADC_SAMPLE_NUM + 2 - 1))
             {
-                /* shift data */
-                rt_memmove(am_adc_buffer_pool, am_adc_buffer_pool + ADC_CHANNEL_NUM*ADC_SAMPLE_NUM, ADC_CHANNEL_NUM*ADC_SAMPLE_NUM*sizeof(rt_int16_t));
-                bat_adc_cnt = (ADC_CHANNEL_NUM + 1)*ADC_SAMPLE_NUM;
+                bat_adc_cnt = 0;
 
-                /* release adcsem */
-                rt_sem_release(adcsem);
+                /* send the message */
+                rt_mq_send(&adcbat_mq, am_adcbat_buffertemp, ADC_SAMPLE_NUM*sizeof(rt_int16_t));
             }
         } while (AM_HAL_ADC_FIFO_COUNT(ui32FifoData) > 0);
     }
+
+    /* leave interrupt */
+    rt_interrupt_leave();
 }
 
 static void timerA3_for_adc_init(void)
@@ -129,7 +149,7 @@ static void timerA3_for_adc_init(void)
     am_hal_ctimer_int_enable(AM_HAL_CTIMER_INT_TIMERA3);
 
     /* Set 512 sample rate */
-    am_hal_ctimer_period_set(ADC_CTIMER_NUM, AM_HAL_CTIMER_TIMERA, 3, 1);
+    am_hal_ctimer_period_set(ADC_CTIMER_NUM, AM_HAL_CTIMER_TIMERA, ADC_CTIMER_COUNT, 1);
 
     /* Enable the timer A3 to trigger the ADC directly */
     am_hal_ctimer_adc_trigger_enable();
@@ -184,7 +204,10 @@ int rt_hw_adc_init(void)
     /* Enable the ADC */
     am_hal_adc_enable();
 
-    rt_kprintf("adc_init!\n");
+    /* Trigger the ADC once */
+    //am_hal_adc_trigger();
+
+    //rt_kprintf("adc_init!\n");
 
     return 0;
 }

bsp/apollo2/board/adc.h

@@ -32,8 +32,8 @@
  *
  */
 int rt_hw_adc_init(void);
-rt_uint8_t am_adc_data_get(rt_int16_t *buff, rt_uint16_t size);
-void am_adc_start(void);
-void am_adc_stop(void);
+rt_uint8_t am_adc_data_get(rt_uint8_t channel, rt_int16_t *buff, rt_uint16_t size);
+void am_adc_start(rt_uint8_t channel);
+void am_adc_stop(rt_uint8_t channel);
 
 #endif // __ADC_H_

bsp/apollo2/board/board.c

@@ -104,15 +104,17 @@ void am_low_power_init(void)
     /* Turn off the voltage comparator as this is enabled on reset */
     am_hal_vcomp_disable();
 
+    #ifndef RT_USING_RTC
     /* Run the RTC off the LFRC */
     am_hal_rtc_osc_select(AM_HAL_RTC_OSC_LFRC);
 
     /* Stop the XT and LFRC */
     am_hal_clkgen_osc_stop(AM_HAL_CLKGEN_OSC_XT);
-    am_hal_clkgen_osc_stop(AM_HAL_CLKGEN_OSC_LFRC);
+    //am_hal_clkgen_osc_stop(AM_HAL_CLKGEN_OSC_LFRC);
 
     /* Disable the RTC */
     am_hal_rtc_osc_disable();
+    #endif
 }
 
 /**
@@ -159,7 +161,7 @@ void rt_hw_board_init(void)
 
     /* Turn off unused Flash & SRAM */
     am_hal_pwrctrl_memory_enable(AM_HAL_PWRCTRL_MEMEN_FLASH512K);
-    am_hal_pwrctrl_memory_enable(AM_HAL_PWRCTRL_MEMEN_SRAM32K);
+    //am_hal_pwrctrl_memory_enable(AM_HAL_PWRCTRL_MEMEN_SRAM32K);
 
 #endif
 

bsp/apollo2/board/flash.c

@@ -140,7 +140,7 @@ int rt_hw_rom_init(void)
     /* register the device */
     rt_device_register(&device, "rom", RT_DEVICE_FLAG_RDWR);
 
-    rt_kprintf("register device rom!\r\n");
+    //rt_kprintf("register device rom!\r\n");
 
     return 0;
 }

bsp/apollo2/board/gpio.c

@@ -24,10 +24,14 @@
 
 #include <rtthread.h>
 #include <rtdevice.h>
+#include <rthw.h>
 #include "am_mcu_apollo.h"
 
 #ifdef RT_USING_PIN
 
+#define APLLO2_PIN_NUMBERS    64 //[34, 64]
+struct rt_pin_irq_hdr am_pin_irq_hdr_tab[64];
+
 void am_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode)
 {
     if (mode == PIN_MODE_OUTPUT)
@@ -43,12 +47,17 @@ void am_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode)
     else if (mode == PIN_MODE_INPUT_PULLUP)
     {
         /* input setting: pull up. */
+        am_hal_gpio_pin_config(pin, AM_HAL_GPIO_INPUT);
+    }
+    else if (mode == PIN_MODE_INPUT_PULLDOWN)
+    {
+        /* input setting: pull down. */
         am_hal_gpio_pin_config(pin, AM_HAL_GPIO_OPENDRAIN);
     }
     else
     {
         /* input setting:default. */
-        am_hal_gpio_pin_config(pin, AM_HAL_GPIO_INPUT);
+        am_hal_gpio_pin_config(pin, AM_HAL_GPIO_3STATE);
     }
 }
 
@@ -58,40 +67,159 @@ void am_pin_write(rt_device_t dev, rt_base_t pin, rt_base_t value)
     {
         am_hal_gpio_out_bit_clear(pin);
     }
-    else
+    else if (value == PIN_HIGH)
     {
         am_hal_gpio_out_bit_set(pin);
-    }
+    }    
 }
 
 int am_pin_read(rt_device_t dev, rt_base_t pin)
 {
     int value = PIN_LOW;
 
-    if (am_hal_gpio_input_bit_read(pin) == 0)
+    if (am_hal_gpio_pin_config_read(pin) == AM_HAL_GPIO_OUTPUT)
     {
-        value = PIN_LOW;
+        if (am_hal_gpio_out_bit_read(pin) == 0)
+        {
+            value = PIN_LOW;
+        }
+        else
+        {
+            value = PIN_HIGH;
+        }
     }
     else
     {
-        value = PIN_HIGH;
+        if (am_hal_gpio_input_bit_read(pin) == 0)
+        {
+            value = PIN_LOW;
+        }
+        else
+        {
+            value = PIN_HIGH;
+        }
     }
 
     return value;
 }
 
-const static struct rt_pin_ops _am_pin_ops =
+rt_err_t am_pin_attach_irq(struct rt_device *device, rt_int32_t pin,
+                rt_uint32_t mode, void (*hdr)(void *args), void *args)
+{
+    rt_base_t level;
+    rt_int32_t irqindex = -1;
+
+    irqindex = pin;
+
+    level = rt_hw_interrupt_disable();
+    if(am_pin_irq_hdr_tab[irqindex].pin == pin   &&
+       am_pin_irq_hdr_tab[irqindex].hdr == hdr   &&
+       am_pin_irq_hdr_tab[irqindex].mode == mode &&
+       am_pin_irq_hdr_tab[irqindex].args == args
+    )
+    {
+        rt_hw_interrupt_enable(level);
+        return RT_EOK;
+    }
+    if(am_pin_irq_hdr_tab[irqindex].pin != -1)
+    {
+        rt_hw_interrupt_enable(level);
+        return -RT_EBUSY;
+    }
+    am_pin_irq_hdr_tab[irqindex].pin = pin;
+    am_pin_irq_hdr_tab[irqindex].hdr = hdr;
+    am_pin_irq_hdr_tab[irqindex].mode = mode;
+    am_pin_irq_hdr_tab[irqindex].args = args;
+    rt_hw_interrupt_enable(level);
+
+    return RT_EOK;
+}
+
+rt_err_t am_pin_dettach_irq(struct rt_device *device, rt_int32_t pin)
+{
+    rt_base_t level;
+    rt_int32_t irqindex = -1;
+
+    irqindex = pin;
+
+    level = rt_hw_interrupt_disable();
+    if(am_pin_irq_hdr_tab[irqindex].pin == -1)
+    {
+        rt_hw_interrupt_enable(level);
+        return RT_EOK;
+    }
+    am_pin_irq_hdr_tab[irqindex].pin = -1;
+    am_pin_irq_hdr_tab[irqindex].hdr = RT_NULL;
+    am_pin_irq_hdr_tab[irqindex].mode = 0;
+    am_pin_irq_hdr_tab[irqindex].args = RT_NULL;
+    rt_hw_interrupt_enable(level);
+
+    return RT_EOK;
+}
+
+rt_err_t am_pin_irq_enable(struct rt_device *device, rt_base_t pin, rt_uint32_t enabled)
+{
+    rt_base_t level;
+    rt_int32_t irqindex = -1;
+
+    irqindex = pin;
+
+    if (enabled == PIN_IRQ_ENABLE)
+    {
+        level = rt_hw_interrupt_disable();
+
+        /* Configure the GPIO/button interrupt polarity */
+        if (am_pin_irq_hdr_tab[irqindex].mode == PIN_IRQ_MODE_RISING)
+        {
+            am_hal_gpio_int_polarity_bit_set(am_pin_irq_hdr_tab[irqindex].pin, AM_HAL_GPIO_RISING);
+        }
+        else if (am_pin_irq_hdr_tab[irqindex].mode == PIN_IRQ_MODE_FALLING)
+        {
+            am_hal_gpio_int_polarity_bit_set(am_pin_irq_hdr_tab[irqindex].pin, AM_HAL_GPIO_FALLING);
+        }
+
+        /* Clear the GPIO Interrupt (write to clear) */
+        am_hal_gpio_int_clear(AM_HAL_GPIO_BIT(am_pin_irq_hdr_tab[irqindex].pin));
+
+        /* Enable the GPIO/button interrupt */
+        am_hal_gpio_int_enable(AM_HAL_GPIO_BIT(am_pin_irq_hdr_tab[irqindex].pin));
+
+        rt_hw_interrupt_enable(level);
+    }
+    else if (enabled == PIN_IRQ_DISABLE)
+    {
+        if (am_hal_gpio_int_enable_get() != AM_HAL_GPIO_BIT(am_pin_irq_hdr_tab[irqindex].pin))
+        {
+            return RT_ENOSYS;
+        }
+
+        /* Disable the GPIO/button interrupt */
+        am_hal_gpio_int_disable(AM_HAL_GPIO_BIT(am_pin_irq_hdr_tab[irqindex].pin));
+    }
+    else
+    {
+        return RT_ENOSYS;
+    }
+
+    return RT_EOK;
+}
+
+const static struct rt_pin_ops am_pin_ops =
 {
     am_pin_mode,
     am_pin_write,
     am_pin_read,
+    am_pin_attach_irq,
+    am_pin_dettach_irq,
+    am_pin_irq_enable,
 };
 
 int rt_hw_pin_init(void)
 {
-    rt_device_pin_register("pin", &_am_pin_ops, RT_NULL);
+    rt_device_pin_register("pin", &am_pin_ops, RT_NULL);
 
-    rt_kprintf("pin_init!\n");
+    //rt_device_pin_irq_register("pin", &am_pin_ops, RT_NULL);
+    //rt_kprintf("pin_init!\n");
 
     return 0;
 }

bsp/apollo2/board/i2c.c

@@ -25,7 +25,6 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 #include "am_mcu_apollo.h"
-#include "board.h"
 
 /* I2C0 */
 #define AM_I2C0_IOM_INST    0
@@ -43,6 +42,14 @@
 #define I2C2_GPIO_SDA       25
 #define I2C2_GPIO_CFG_SDA   AM_HAL_PIN_25_M2SDA
 
+/* I2C3 */
+#define AM_I2C3_IOM_INST    3
+
+#define I2C3_GPIO_SCL       42
+#define I2C3_GPIO_CFG_SCK   AM_HAL_PIN_42_M3SCL
+#define I2C3_GPIO_SDA       43
+#define I2C3_GPIO_CFG_SDA   AM_HAL_PIN_43_M3SDA
+
 /* I2C4 */
 #define AM_I2C4_IOM_INST    4
 
@@ -76,7 +83,7 @@ rt_size_t rt_i2c_master_xfer(struct rt_i2c_bus_device *bus,
     struct am_i2c_bus * am_i2c_bus = (struct am_i2c_bus *)bus;
     struct rt_i2c_msg *msg;
     int i;
-    rt_int32_t ret = RT_EOK;
+    rt_uint32_t msg_len = 0;
 
     for (i = 0; i < num; i++)
     {
@@ -84,16 +91,16 @@ rt_size_t rt_i2c_master_xfer(struct rt_i2c_bus_device *bus,
         if (msg->flags == RT_I2C_RD)
         {
             am_hal_iom_i2c_read(am_i2c_bus->u32Module, msg->addr, (uint32_t *)msg->buf, msg->len, AM_HAL_IOM_RAW);
+            msg_len += msg->len;
         }
         else if(msg->flags == RT_I2C_WR)
         {
             am_hal_iom_i2c_write(am_i2c_bus->u32Module, msg->addr, (uint32_t *)msg->buf, msg->len, AM_HAL_IOM_RAW);
+            msg_len += (msg->len - 1);
         }
-
-        ret++;
     }
 
-    return ret;
+    return msg_len;
 }
 
 rt_err_t rt_i2c_bus_control(struct rt_i2c_bus_device *bus,
@@ -136,7 +143,7 @@ static struct am_i2c_bus am_i2c_bus_0 =
 #ifdef RT_USING_I2C1
 static struct am_i2c_bus am_i2c_bus_1 = 
 {
-    {0},
+    {1},
     AM_I2C1_IOM_INST
 };
 #endif
@@ -144,7 +151,7 @@ static struct am_i2c_bus am_i2c_bus_1 =
 #ifdef RT_USING_I2C2
 static struct am_i2c_bus am_i2c_bus_2 = 
 {
-    {1},
+    {2},
     AM_I2C2_IOM_INST
 };
 #endif
@@ -152,7 +159,7 @@ static struct am_i2c_bus am_i2c_bus_2 =
 #ifdef RT_USING_I2C3
 static struct am_i2c_bus am_i2c_bus_3 = 
 {
-    {2},
+    {3},
     AM_I2C3_IOM_INST
 };
 #endif
@@ -160,7 +167,7 @@ static struct am_i2c_bus am_i2c_bus_3 =
 #ifdef RT_USING_I2C4
 static struct am_i2c_bus am_i2c_bus_4 = 
 {
-    {3},
+    {4},
     AM_I2C4_IOM_INST
 };
 #endif
@@ -203,6 +210,23 @@ int rt_i2c_init(void)
     rt_i2c_bus_device_register(&am_i2c->parent, "i2c2");
 #endif
 
+#ifdef RT_USING_I2C3
+    /* init i2c gpio */
+    am_hal_gpio_pin_config(I2C3_GPIO_SCL, I2C3_GPIO_CFG_SCK | AM_HAL_GPIO_PULL6K);
+    am_hal_gpio_pin_config(I2C3_GPIO_SDA, I2C3_GPIO_CFG_SDA | AM_HAL_GPIO_PULL6K);
+
+    /* Initialize IOM 3 in I2C mode at 400KHz */
+    am_hal_iom_pwrctrl_enable(AM_I2C3_IOM_INST);
+    g_sIOMConfig.ui32ClockFrequency = AM_HAL_IOM_400KHZ;
+    am_hal_iom_config(AM_I2C3_IOM_INST, &g_sIOMConfig);
+    am_hal_iom_enable(AM_I2C3_IOM_INST);
+
+    /* init i2c bus device */
+    am_i2c = &am_i2c_bus_3;
+    am_i2c->parent.ops = &am_i2c_ops;
+    rt_i2c_bus_device_register(&am_i2c->parent, "i2c3");
+#endif
+
 #ifdef RT_USING_I2C4
     /* init i2c gpio */
     am_hal_gpio_pin_config(I2C4_GPIO_SCL, I2C4_GPIO_CFG_SCK | AM_HAL_GPIO_PULL6K);
@@ -220,7 +244,7 @@ int rt_i2c_init(void)
     rt_i2c_bus_device_register(&am_i2c->parent, "i2c4");
 #endif
 
-    rt_kprintf("i2c_init!\n");
+    //rt_kprintf("i2c_init!\n");
 
     return 0;
 }

bsp/apollo2/board/pdm.c

@@ -25,15 +25,15 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 #include "am_mcu_apollo.h"
-#include "board.h"
 
 #ifdef RT_USING_PDM
 
-/* sem define */
-rt_sem_t pdmsem = RT_NULL;
+/* messagequeue define */
+struct rt_messagequeue pdm_mq;
 
-#define NWA_FRAME_MS 10
-#define NWA_FRAME_SAMPLES (16*NWA_FRAME_MS)    /* 16k, 16bit, mono audio data */
+static rt_uint8_t am_pdm_buffer_pool[1024];
+
+#define NWA_FRAME_SAMPLES   160    /* 8k, 16bit, mono audio data */
 #define PDM_FIFO_THRESHOLD  NWA_FRAME_SAMPLES
 
 #define PDM_GPIO_CLK        22
@@ -41,23 +41,16 @@ rt_sem_t pdmsem = RT_NULL;
 #define PDM_GPIO_DATA       23
 #define PDM_GPIO_CFG_DATA   AM_HAL_PIN_23_PDM_DATA
 
-#define PING_PONG_BUF_SIZE	8000*NWA_FRAME_MS
-static rt_uint16_t am_pdm_buffer_pool[PING_PONG_BUF_SIZE];
-static rt_uint8_t pdm_flag = 0;
-static rt_uint16_t pdm_cnt = 0;
-
-
 static am_hal_pdm_config_t g_sPDMConfig =
 {
-    AM_HAL_PDM_PCFG_LRSWAP_DISABLE | AM_HAL_PDM_PCFG_RIGHT_PGA_P105DB | AM_HAL_PDM_PCFG_LEFT_PGA_P105DB
-           | AM_HAL_PDM_PCFG_MCLKDIV_DIV1 | AM_HAL_PDM_PCFG_SINC_RATE(48) | AM_HAL_PDM_PCFG_ADCHPD_ENABLE
-           | AM_HAL_PDM_PCFG_HPCUTOFF(0xB) | AM_HAL_PDM_PCFG_CYCLES(0x1) | AM_HAL_PDM_PCFG_SOFTMUTE_DISABLE
-           | AM_HAL_PDM_PCFG_PDMCORE_ENABLE, /* Set the PDM configuration */
-    AM_REG_PDM_VCFG_IOCLKEN_EN | AM_HAL_PDM_VCFG_RSTB_NORMAL | AM_REG_PDM_VCFG_PDMCLKSEL_750KHz
-           | AM_HAL_PDM_VCFG_PDMCLK_ENABLE | AM_HAL_PDM_VCFG_I2SMODE_DISABLE | AM_HAL_PDM_VCFG_BCLKINV_DISABLE
-           | AM_HAL_PDM_VCFG_DMICDEL_DISABLE | AM_HAL_PDM_VCFG_SELAP_INTERNAL | AM_HAL_PDM_VCFG_PACK_DISABLE
-           | AM_HAL_PDM_VCFG_CHANNEL_RIGHT, /* Set the Voice Configuration */
-    PDM_FIFO_THRESHOLD, /* Select the FIFO PCM sample threshold */
+    AM_HAL_PDM_PCFG_LRSWAP_DISABLE | AM_HAL_PDM_PCFG_RIGHT_PGA_0DB | AM_HAL_PDM_PCFG_LEFT_PGA_0DB
+            | AM_HAL_PDM_PCFG_MCLKDIV_DIV1 | AM_HAL_PDM_PCFG_SINC_RATE(48) | AM_HAL_PDM_PCFG_ADCHPD_ENABLE
+            | AM_HAL_PDM_PCFG_HPCUTOFF(0x1) | AM_HAL_PDM_PCFG_CYCLES(0x1) | AM_HAL_PDM_PCFG_SOFTMUTE_DISABLE
+            | AM_HAL_PDM_PCFG_PDMCORE_ENABLE, /* Set the PDM configuration */
+    AM_HAL_PDM_IOCLK_750KHZ | AM_HAL_PDM_VCFG_RSTB_NORMAL | AM_HAL_PDM_VCFG_PDMCLK_ENABLE
+            | AM_HAL_PDM_VCFG_I2SMODE_DISABLE | AM_HAL_PDM_VCFG_BCLKINV_DISABLE | AM_HAL_PDM_VCFG_DMICDEL_DISABLE
+            | AM_HAL_PDM_VCFG_SELAP_INTERNAL | AM_HAL_PDM_VCFG_PACK_DISABLE | AM_HAL_PDM_VCFG_CHANNEL_LEFT, /* Set the Voice Configuration */
+    PDM_FIFO_THRESHOLD, /* Select the FIFO PCM sample threshold 0~256 */
 };
 
 /**
@@ -71,28 +64,13 @@ static am_hal_pdm_config_t g_sPDMConfig =
  */
 rt_uint8_t am_pdm_data_get(rt_uint8_t *buff, rt_uint16_t size)
 {
-    uint8_t temp;
-    int i;
-
-    /* wait adc interrupt release sem forever */
-    rt_sem_take(pdmsem, RT_WAITING_FOREVER);
+    rt_uint8_t pdm_rbufftemp[340];
 
-    for(i = 0; i < PING_PONG_BUF_SIZE; i++)
-    {
-        temp = (uint8_t)(am_pdm_buffer_pool[i] & 0xFF);
-        /* lower byte */
-        while ( AM_BFRn(UART, 0, FR, TXFF) );
-        AM_REGn(UART, 0, DR) = temp;
+    /* wait pdm message forever */	
+    rt_mq_recv(&pdm_mq, pdm_rbufftemp, 340, RT_WAITING_FOREVER);
 
-        temp = (uint8_t)((am_pdm_buffer_pool[i] & 0xFF00)>>8);
-        /* higher byte */
-        while ( AM_BFRn(UART, 0, FR, TXFF) );
-        AM_REGn(UART, 0, DR) = temp;
-    }
     /* copy the data */
-    //rt_memcpy(buff, am_pdm_buffer_pool, size*sizeof(rt_uint16_t));
-
-    pdm_flag = 0;
+    rt_memcpy(buff, (char *)pdm_rbufftemp, size);
 
     return 0;
 }
@@ -108,12 +86,9 @@ rt_uint8_t am_pdm_data_get(rt_uint8_t *buff, rt_uint16_t size)
  */
 void am_pdm_start(void)
 {
-    /* adcsem create */
-    pdmsem = rt_sem_create("pdmsem", 0, RT_IPC_FLAG_FIFO);
-
     /* Enable PDM */
-    am_hal_pdm_enable();
     am_hal_interrupt_enable(AM_HAL_INTERRUPT_PDM);
+    am_hal_pdm_enable();
 }
 
 /**
@@ -128,11 +103,8 @@ void am_pdm_start(void)
 void am_pdm_stop(void)
 {
     /* Disable PDM */
-    am_hal_pdm_disable();
     am_hal_interrupt_disable(AM_HAL_INTERRUPT_PDM);
-
-    /* adcsem delete */
-    rt_sem_delete(pdmsem);
+    am_hal_pdm_disable();
 }
 
 /**
@@ -153,7 +125,7 @@ uint8_t am_pdm_left_gain_get(void)
 /**
  * @brief Set the pdm left gain.
  *
- * @param None.
+ * @param gain_val.
  *
  * This function Set the pdm left gain.
  *
@@ -183,7 +155,7 @@ uint8_t am_pdm_right_gain_get(void)
 /**
  * @brief Set the pdm right gain.
  *
- * @param None.
+ * @param gain_val.
  *
  * This function Set the pdm right gain.
  *
@@ -204,33 +176,19 @@ void am_pdm_right_gain_set(uint8_t gain_val)
  */
 void am_pdm_isr (void)
 {
-    uint32_t ui32FifoData;
     int i;
+    rt_int16_t pdm_sbufftemp[160];
 
     /* Clear the PDM interrupt */
     am_hal_pdm_int_clear(AM_HAL_PDM_INT_UNDFL | AM_HAL_PDM_INT_OVF | AM_HAL_PDM_INT_FIFO);
 
     for (i = 0; i < PDM_FIFO_THRESHOLD; i++)  /* adjust as needed */
     {
-        ui32FifoData = am_hal_pdm_fifo_data_read();
-
-        if(pdm_flag == 0)
-        {
-            am_pdm_buffer_pool[pdm_cnt * PDM_FIFO_THRESHOLD + i] = (uint16_t)ui32FifoData;
-        }
+        pdm_sbufftemp[i] = (rt_int16_t)am_hal_pdm_fifo_data_read();
     }
 
-    if(pdm_flag == 0)
-        pdm_cnt ++;
-
-    if(pdm_cnt == PING_PONG_BUF_SIZE/PDM_FIFO_THRESHOLD)	/* 500 means 10 second logging under 8k sampling rate */
-    {
-        pdm_cnt = 0;
-        pdm_flag = 1;
-
-        /* release pdmsem */
-        rt_sem_release(pdmsem);
-    }
+    /* send the message */
+    rt_mq_send(&pdm_mq, pdm_sbufftemp, PDM_FIFO_THRESHOLD*sizeof(rt_int16_t));
 }
 
 /**
@@ -258,7 +216,14 @@ int rt_hw_pdm_init(void)
     /* Clear PDM interrupts */
     am_hal_pdm_int_clear(AM_HAL_PDM_INT_UNDFL | AM_HAL_PDM_INT_OVF | AM_HAL_PDM_INT_FIFO);
 
-    rt_kprintf("pdm_init!\n");
+    /* messagequeue init */
+    rt_mq_init(&pdm_mq, "mq_pdm",
+            &am_pdm_buffer_pool[0],
+            340 - sizeof(void*),
+            sizeof(am_pdm_buffer_pool),
+            RT_IPC_FLAG_FIFO);
+
+    //rt_kprintf("pdm_init!\n");
 
     return 0;
 }

bsp/apollo2/board/pdm.h

@@ -31,7 +31,7 @@
  * @brief External function definitions
  *
  */
-int rt_hw_pdm_init(void);
+int rt_pdm_init(void);
 rt_uint8_t am_pdm_data_get(rt_uint8_t *buff, rt_uint16_t size);
 void am_pdm_start(void);
 void am_pdm_stop(void);

bsp/apollo2/board/pwm.h

@@ -32,5 +32,7 @@
  *
  */
 int rt_hw_pwm_init(void);
+void am_pwm_start(int led);
+void am_pwm_stop(int led);
 
 #endif // __PWM_H_

bsp/apollo2/board/rtc.c

@@ -118,7 +118,6 @@ int rt_hw_rtc_init(void)
   
 #if RTC_CLK_SRC == XT
     /* Enable the XT for the RTC */
-    //am_hal_clkgen_osc_start(AM_HAL_CLKGEN_OSC_LFRC);
     am_hal_clkgen_osc_start(AM_HAL_CLKGEN_OSC_XT);
 
     /* Select XT for RTC clock source */

bsp/apollo2/board/smbus.c

@@ -25,23 +25,22 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 #include "am_mcu_apollo.h"
-#include "board.h"
 
 #ifdef RT_USING_SMBUS
 
 #define SMBUS_GPIO_SDA    5
 #define SMBUS_GPIO_SCL    6
 
-#define mSDA_LOW()        am_hal_gpio_out_bit_clear(SMBUS_GPIO_SCL)    /* Clear SDA line */
-#define mSDA_HIGH()       am_hal_gpio_out_bit_set(SMBUS_GPIO_SCL)      /* Set SDA line */
-#define mSCL_LOW()        am_hal_gpio_out_bit_clear(SMBUS_GPIO_SDA)    /* Clear SCL line */
-#define mSCL_HIGH()       am_hal_gpio_out_bit_set(SMBUS_GPIO_SDA)      /* Set SCL line */
+#define mSDA_LOW()        am_hal_gpio_out_bit_clear(SMBUS_GPIO_SDA)    /* Clear SDA line */
+#define mSDA_HIGH()       am_hal_gpio_out_bit_set(SMBUS_GPIO_SDA)      /* Set SDA line */
+#define mSCL_LOW()        am_hal_gpio_out_bit_clear(SMBUS_GPIO_SCL)    /* Clear SCL line */
+#define mSCL_HIGH()       am_hal_gpio_out_bit_set(SMBUS_GPIO_SCL)      /* Set SCL line */
 
-#define mSDA_READ()       am_hal_gpio_input_bit_read(SMBUS_GPIO_SCL)   /* Read SCL line */
+#define mSDA_READ()       am_hal_gpio_input_bit_read(SMBUS_GPIO_SDA)   /* Read SDA line */
 
-#define mSDA_IN()         am_hal_gpio_pin_config(SMBUS_GPIO_SCL, AM_HAL_GPIO_INPUT | AM_HAL_GPIO_PULL6K)  /* Set SDA as Input */
-#define mSDA_OUT()        am_hal_gpio_pin_config(SMBUS_GPIO_SCL, AM_HAL_GPIO_OUTPUT)                      /* Set SDA as Output */
-#define mSCL_OUT()        am_hal_gpio_pin_config(SMBUS_GPIO_SDA, AM_HAL_GPIO_OUTPUT)                      /* Set SCL as Output */
+#define mSDA_IN()         am_hal_gpio_pin_config(SMBUS_GPIO_SDA, AM_HAL_GPIO_INPUT | AM_HAL_GPIO_PULL6K)  /* Set SDA as Input */
+#define mSDA_OUT()        am_hal_gpio_pin_config(SMBUS_GPIO_SDA, AM_HAL_GPIO_OUTPUT)                      /* Set SDA as Output */
+#define mSCL_OUT()        am_hal_gpio_pin_config(SMBUS_GPIO_SCL, AM_HAL_GPIO_OUTPUT)                      /* Set SCL as Output */
 
 #define ACK	      0
 #define	NACK      1

bsp/apollo2/board/spi.c

@@ -25,10 +25,9 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 #include "am_mcu_apollo.h"
-#include "board.h"
 #include "spi.h"
 
-/* SPI1 */
+/* SPI0 */
 #define AM_SPI0_IOM_INST    0
 
 #define SPI0_GPIO_SCK       5
@@ -38,17 +37,17 @@
 #define SPI0_GPIO_MOSI      7
 #define SPI0_GPIO_CFG_MOSI  AM_HAL_PIN_7_M0MOSI
 
-/* SPI2 */
+/* SPI1 */
 #define AM_SPI1_IOM_INST    1
 
 static am_hal_iom_config_t g_sIOMConfig =
 {
     AM_HAL_IOM_SPIMODE, // ui32InterfaceMode
-    AM_HAL_IOM_8MHZ, // ui32ClockFrequency
+    AM_HAL_IOM_400KHZ, // ui32ClockFrequency
     0, // bSPHA
     0, // bSPOL
-    4, // ui8WriteThreshold
-    60, // ui8ReadThreshold
+    80, // ui8WriteThreshold
+    80, // ui8ReadThreshold
 };
 
 /* AM spi driver */
@@ -64,7 +63,19 @@ static rt_err_t configure(struct rt_spi_device* device, struct rt_spi_configurat
     struct am_spi_bus * am_spi_bus = (struct am_spi_bus *)device->bus;
     rt_uint32_t max_hz = configuration->max_hz;
 
-    if(max_hz >= 8000000)
+    if(max_hz >= 24000000)
+    {
+        g_sIOMConfig.ui32ClockFrequency = AM_HAL_IOM_24MHZ;
+    }
+    else if(max_hz >= 16000000)
+    {
+        g_sIOMConfig.ui32ClockFrequency = AM_HAL_IOM_16MHZ;
+    }
+    else if(max_hz >= 12000000)
+    {
+        g_sIOMConfig.ui32ClockFrequency = AM_HAL_IOM_12MHZ;
+    }
+    else if(max_hz >= 8000000)
     {
         g_sIOMConfig.ui32ClockFrequency = AM_HAL_IOM_8MHZ;
     }
@@ -147,7 +158,6 @@ static rt_err_t configure(struct rt_spi_device* device, struct rt_spi_configurat
 
     /* init SPI */
     am_hal_iom_disable(am_spi_bus->u32Module);
-    am_hal_iom_pwrctrl_enable(am_spi_bus->u32Module);
     am_hal_iom_config(am_spi_bus->u32Module, &g_sIOMConfig);
     am_hal_iom_enable(am_spi_bus->u32Module);
 
@@ -167,14 +177,12 @@ static rt_uint32_t xfer(struct rt_spi_device *device, struct rt_spi_message* mes
     /* take CS */
     if (message->cs_take)
     {
-        ;
+        am_hal_gpio_out_bit_clear(am_spi_cs->chip_select);
     }
 
     // ¶ÁÊý¾Ý
     if (recv_ptr != RT_NULL)
     {
-        u32TransferSize = u32BytesRemaining;
-
         while (u32BytesRemaining)
         {
             /* Set the transfer size to either 64, or the number of remaining
@@ -182,22 +190,21 @@ static rt_uint32_t xfer(struct rt_spi_device *device, struct rt_spi_message* mes
             if (u32BytesRemaining > 64)
             {
                 u32TransferSize = 64;
+                am_hal_gpio_pin_config(SPI0_GPIO_MOSI, AM_HAL_GPIO_OUTPUT | AM_HAL_GPIO_PULL6K);
+                am_hal_gpio_out_bit_set(SPI0_GPIO_MOSI);
                 am_hal_iom_spi_read(am_spi_bus->u32Module, am_spi_cs->chip_select,
-                                   (uint32_t *)recv_ptr, u32TransferSize, AM_HAL_IOM_CS_LOW | AM_HAL_IOM_RAW);
+                                   (uint32_t *)recv_ptr, u32TransferSize, AM_HAL_IOM_RAW);
+                am_hal_gpio_pin_config(SPI0_GPIO_MOSI, SPI0_GPIO_CFG_MOSI | AM_HAL_GPIO_PULL6K);
             }
             else
             {
                 u32TransferSize = u32BytesRemaining;
-                /* release CS */
-                if(message->cs_release)
                 {
+                    am_hal_gpio_pin_config(SPI0_GPIO_MOSI, AM_HAL_GPIO_OUTPUT | AM_HAL_GPIO_PULL6K);
+                    am_hal_gpio_out_bit_set(SPI0_GPIO_MOSI);
                     am_hal_iom_spi_read(am_spi_bus->u32Module, am_spi_cs->chip_select,
                                    (uint32_t *)recv_ptr, u32TransferSize, AM_HAL_IOM_RAW);
-                }
-                else
-                {
-                    am_hal_iom_spi_read(am_spi_bus->u32Module, am_spi_cs->chip_select,
-                                   (uint32_t *)recv_ptr, u32TransferSize, AM_HAL_IOM_CS_LOW | AM_HAL_IOM_RAW);
+                    am_hal_gpio_pin_config(SPI0_GPIO_MOSI, SPI0_GPIO_CFG_MOSI | AM_HAL_GPIO_PULL6K);
                 }
             }
 
@@ -207,33 +214,26 @@ static rt_uint32_t xfer(struct rt_spi_device *device, struct rt_spi_message* mes
     }
 
     // дÊý¾Ý
-    else if (send_ptr != RT_NULL)
+    else
     {
         while (u32BytesRemaining)
         {
             /* Set the transfer size to either 32, or the number of remaining
                bytes, whichever is smaller */
-            if (u32BytesRemaining > 32)
+            if (u32BytesRemaining > 64)
             {
-                u32TransferSize = 32;
+                u32TransferSize = 64;
                 am_hal_iom_spi_write(am_spi_bus->u32Module, am_spi_cs->chip_select,
-                                    (uint32_t *)send_ptr, u32TransferSize, AM_HAL_IOM_CS_LOW | AM_HAL_IOM_RAW);
+                                    (uint32_t *)send_ptr, u32TransferSize, AM_HAL_IOM_RAW);
         
             }
             else
             {
                 u32TransferSize = u32BytesRemaining;
-                /* release CS */
-                if (message->cs_release)
                 {
                     am_hal_iom_spi_write(am_spi_bus->u32Module, am_spi_cs->chip_select,
                               (uint32_t *)send_ptr, u32TransferSize, AM_HAL_IOM_RAW);
                 }
-                else
-                {
-                    am_hal_iom_spi_write(am_spi_bus->u32Module, am_spi_cs->chip_select,
-                              (uint32_t *)send_ptr, u32TransferSize, AM_HAL_IOM_CS_LOW | AM_HAL_IOM_RAW);
-                }
             }
 
             u32BytesRemaining -= u32TransferSize;
@@ -241,6 +241,12 @@ static rt_uint32_t xfer(struct rt_spi_device *device, struct rt_spi_message* mes
         }
     }
 
+    /* release CS */
+    if(message->cs_release)
+    {
+        am_hal_gpio_out_bit_set(am_spi_cs->chip_select);
+    }
+
     return message->length;
 }
 
@@ -250,31 +256,31 @@ static const struct rt_spi_ops am_spi_ops =
     xfer
 };
 
-#ifdef RT_USING_SPI1
-static struct am_spi_bus am_spi_bus_1 = 
+#ifdef RT_USING_SPI0
+static struct am_spi_bus am_spi_bus_0 = 
 {
     {0},
     AM_SPI0_IOM_INST
 };
-#endif /* #ifdef RT_USING_SPI1 */
+#endif /* #ifdef RT_USING_SPI0 */
 
-#ifdef RT_USING_SPI2
-static struct ambiq_spi_bus ambiq_spi_bus_2 =
+#ifdef RT_USING_SPI1
+static struct am_spi_bus am_spi_bus_1 =
 {
-    {1},
+    {0},
     AM_SPI1_IOM_INST
 };
-#endif /* #ifdef RT_USING_SPI2 */
+#endif /* #ifdef RT_USING_SPI1 */
 
 int yr_hw_spi_init(void)
 {
     struct am_spi_bus* am_spi;
 
-#ifdef RT_USING_SPI1
+#ifdef RT_USING_SPI0
     /* init spi gpio */
     am_hal_gpio_pin_config(SPI0_GPIO_SCK, SPI0_GPIO_CFG_SCK);
-    am_hal_gpio_pin_config(SPI0_GPIO_MISO, SPI0_GPIO_CFG_MISO);
-    am_hal_gpio_pin_config(SPI0_GPIO_MOSI, SPI0_GPIO_CFG_MOSI);
+    am_hal_gpio_pin_config(SPI0_GPIO_MISO, SPI0_GPIO_CFG_MISO | AM_HAL_GPIO_PULL6K);
+    am_hal_gpio_pin_config(SPI0_GPIO_MOSI, SPI0_GPIO_CFG_MOSI | AM_HAL_GPIO_PULL6K);
 
     /* Initialize IOM 0 in SPI mode at 100KHz */
     am_hal_iom_pwrctrl_enable(AM_SPI0_IOM_INST);
@@ -282,11 +288,11 @@ int yr_hw_spi_init(void)
     am_hal_iom_enable(AM_SPI0_IOM_INST);
 
     //init spi bus device
-    am_spi = &am_spi_bus_1;
-    rt_spi_bus_register(&am_spi->parent, "spi1", &am_spi_ops);
+    am_spi = &am_spi_bus_0;
+    rt_spi_bus_register(&am_spi->parent, "spi0", &am_spi_ops);
 #endif
 
-    rt_kprintf("spi init!\n");
+    //rt_kprintf("spi init!\n");
 
     return 0;
 }

bsp/apollo2/board/uart.c

@@ -25,7 +25,6 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 #include "am_mcu_apollo.h"
-#include "board.h"
 
 /* USART0 */
 #define AM_UART0_INST         0
@@ -165,8 +164,14 @@ static rt_err_t am_configure(struct rt_serial_device *serial, struct serial_conf
     else if (cfg->stop_bits == STOP_BITS_2)
         uart_cfg.bTwoStopBits = true;
 
-    uart_cfg.ui32Parity = cfg->parity;
-    uart_cfg.ui32FlowCtrl = AM_HAL_UART_PARITY_NONE;
+    if (cfg->parity == PARITY_NONE)    
+        uart_cfg.ui32Parity = AM_HAL_UART_PARITY_NONE;
+    else if (cfg->parity == PARITY_ODD)    
+        uart_cfg.ui32Parity = AM_HAL_UART_PARITY_ODD;
+    else if (cfg->parity == PARITY_EVEN)    
+        uart_cfg.ui32Parity = AM_HAL_UART_PARITY_EVEN;
+
+    uart_cfg.ui32FlowCtrl = AM_HAL_UART_FLOW_CTRL_NONE;
 
     /* UART Config */
     am_hal_uart_config(uart->uart_device, &uart_cfg);
@@ -181,7 +186,7 @@ static rt_err_t am_configure(struct rt_serial_device *serial, struct serial_conf
     am_hal_uart_enable(uart->uart_device);
 
     /* Enable interrupts */
-    am_hal_uart_int_enable(uart->uart_device, AM_HAL_UART_INT_RX_TMOUT | AM_HAL_UART_INT_RX | AM_HAL_UART_INT_TX);
+    am_hal_uart_int_enable(uart->uart_device, AM_HAL_UART_INT_RX_TMOUT | AM_HAL_UART_INT_RX);
 
     /* Enable the uart interrupt in the NVIC */
     am_hal_interrupt_enable(uart->uart_interrupt);
@@ -231,7 +236,7 @@ static int am_putc(struct rt_serial_device *serial, char c)
     //if (txsize > 0)
     {
         am_hal_uart_char_transmit_buffered(uart->uart_device, c);
-		}
+    }
 
     /* Wait until busy bit clears to make sure UART fully transmitted last byte */
     while ( am_hal_uart_flags_get(uart->uart_device) & AM_HAL_UART_FR_BUSY );
@@ -400,9 +405,6 @@ int rt_hw_uart_init(void)
 #if defined(RT_USING_UART0)
     uart = &uart0;
     config.baud_rate = BAUD_RATE_115200;
-    config.data_bits = DATA_BITS_8;
-    config.stop_bits = STOP_BITS_1;
-    config.parity = PARITY_NONE;
 
     RCC_Configuration(uart);
 
@@ -418,9 +420,6 @@ int rt_hw_uart_init(void)
 #if defined(RT_USING_UART1)
     uart = &uart1;
     config.baud_rate = BAUD_RATE_115200;
-    config.data_bits = DATA_BITS_8;
-    config.stop_bits = STOP_BITS_1;
-    config.parity = PARITY_NONE;
 
     RCC_Configuration(uart);
 

bsp/apollo2/libraries/drivers/SConscript

@@ -10,6 +10,7 @@ hal/am_hal_clkgen.c
 hal/am_hal_debug.c
 hal/am_hal_cachectrl.c
 hal/am_hal_pwrctrl.c
+hal/am_hal_mcuctrl.c
 hal/am_hal_sysctrl.c
 hal/am_hal_reset.c
 hal/am_hal_stimer.c

bsp/apollo2/libraries/drivers/am_mcu_apollo.h

@@ -44,7 +44,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_MCU_APOLLO_H

bsp/apollo2/libraries/drivers/hal/am_hal_adc.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_adc.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_ADC_H
 #define AM_HAL_ADC_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 //! @name Clock Selection
@@ -309,6 +304,11 @@ am_hal_adc_config_t;
     (((value) & AM_REG_ADC_FIFO_COUNT_M) >> AM_REG_ADC_FIFO_COUNT_S)
 //! @}
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_cachectrl.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_cachectrl.h

@@ -38,17 +38,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_CACHECTRL_H
 #define AM_HAL_CACHECTRL_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 // Cache configuration structure
@@ -186,6 +181,11 @@ extern const am_hal_cachectrl_config_t am_hal_cachectrl_defaults;
      AM_HAL_CACHECTRL_CACHECFG_DATA_CLKGATE_ENABLE |                          \
      AM_HAL_CACHECTRL_CACHECFG_CONFIG_2WAY_512)
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_clkgen.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -287,16 +287,20 @@ am_hal_clkgen_int_clear(uint32_t ui32Interrupt)
 //!     AM_HAL_CLKGEN_OSC_LFRC
 //!     AM_HAL_CLKGEN_OSC_XT
 //!
-//! @return 0 None.
+//! @return None.
 //
 //*****************************************************************************
 void
 am_hal_clkgen_osc_start(uint32_t ui32OscFlags)
 {
-    //
-    // Start the oscillator(s).
-    //
-    AM_REG(CLKGEN, OCTRL) &= ~ui32OscFlags;
+    if ( ui32OscFlags & (AM_HAL_CLKGEN_OSC_LFRC | AM_HAL_CLKGEN_OSC_XT) )
+    {
+        //
+        // Start the oscillator(s).
+        // Note that these bits are cleared in order to enable the oscillator.
+        //
+        AM_REG(CLKGEN, OCTRL) &= ~ui32OscFlags;
+    }
 }
 
 //*****************************************************************************
@@ -318,10 +322,14 @@ am_hal_clkgen_osc_start(uint32_t ui32OscFlags)
 void
 am_hal_clkgen_osc_stop(uint32_t ui32OscFlags)
 {
-    //
-    // Stop the oscillator(s).
-    //
-    AM_REG(CLKGEN, OCTRL) |= ui32OscFlags;
+    if ( ui32OscFlags & (AM_HAL_CLKGEN_OSC_LFRC | AM_HAL_CLKGEN_OSC_XT) )
+    {
+        //
+        // Stop the oscillator(s).
+        // Note that these bits are set in order to stop the oscillator.
+        //
+        AM_REG(CLKGEN, OCTRL) |= ui32OscFlags;
+    }
 }
 
 //*****************************************************************************

bsp/apollo2/libraries/drivers/hal/am_hal_clkgen.h

@@ -38,17 +38,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_CLKGEN_H
 #define AM_HAL_CLKGEN_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 //! @name System Clock max frequency
@@ -178,6 +173,11 @@ extern "C"
         (AM_REG_CLKGEN_UARTEN_UART0EN_##entype <<                               \
          AM_HAL_CLKGEN_UARTEN_UARTENn_S(module))
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_ctimer.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -68,11 +68,12 @@
 // still pass in the event of a timer rollover.
 //
 //*****************************************************************************
+//! Timer read workaround: Do count values differ by one tick or less.
 #define adjacent(A, B)      (((A) == (B)) || (((A) + 1) == (B)) || ((B) == 0))
 
 //*****************************************************************************
 //
-// Array of function pointers for handling CTimer interrupts.
+//! Array of function pointers for handling CTimer interrupts.
 //
 //*****************************************************************************
 am_hal_ctimer_handler_t am_hal_ctimer_ppfnHandlers[16];
@@ -162,10 +163,10 @@ back2back_reads( uint32_t u32TimerAddr, uint32_t u32Data[])
 
 //*****************************************************************************
 //
-// @brief Check to see if the given CTimer is using the HFRC
-//
-//  Note - Calls to this function should be from inside a critical section.
-//
+//! @brief Check to see if the given CTimer is using the HFRC
+//!
+//! @note Calls to this function should be from inside a critical section.
+//!
 //! @return None.
 //
 //*****************************************************************************
@@ -501,7 +502,7 @@ am_hal_ctimer_config(uint32_t ui32TimerNumber,
 //! @param ui32TimerSegment specifies which segment of the timer should be
 //! enabled.
 //!
-//! @param ui32Configval specifies the configuration options for the selected
+//! @param ui32ConfigVal specifies the configuration options for the selected
 //! timer.
 //!
 //! This function should be used to perform the initial set-up of the
@@ -823,7 +824,7 @@ uint32_t
 am_hal_ctimer_read(uint32_t ui32TimerNumber, uint32_t ui32TimerSegment)
 {
     volatile uint32_t ui32Value = 0;
-    uint32_t ui32Values[3] = {0};
+    uint32_t ui32Values[4] = {0, };
     uint32_t ui32TimerAddrTbl[4] =
     {
         REG_CTIMER_BASEADDR + AM_REG_CTIMER_TMR0_O,
@@ -1023,7 +1024,7 @@ am_hal_ctimer_pin_disable(uint32_t ui32TimerNumber, uint32_t ui32TimerSegment)
 //!
 //! @param ui32TimerSegment specifies which segment of the timer to use.
 //!
-//! @param bInvertOutpt determines whether the output should be inverted. If
+//! @param bInvertOutput determines whether the output should be inverted. If
 //! true, the timer output pin for the selected timer segment will be
 //! inverted.
 //!
@@ -1131,7 +1132,7 @@ am_hal_ctimer_compare_set(uint32_t ui32TimerNumber, uint32_t ui32TimerSegment,
     pui32CmprRegA = (uint32_t *)(AM_REG_CTIMERn(0) +
                                  AM_REG_CTIMER_CMPRA0_O +
                                  (ui32TimerNumber * TIMER_OFFSET));
-    pui32CmprRegB = pui32CmprRegA + CTIMER_CMPR_OFFSET;
+    pui32CmprRegB = pui32CmprRegA + CTIMER_CMPR_OFFSET / 4;
 
     //
     // Write the compare register with the selected value.

bsp/apollo2/libraries/drivers/hal/am_hal_ctimer.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_CTIMER_H
 #define AM_HAL_CTIMER_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 //! Number of timers
@@ -114,7 +109,7 @@ extern "C"
 //!
 //! These options are to be used with the \e am_hal_ctimer_config_t structure
 //! used by \e am_hal_ctimer_config
-//!  @{
+//! @{
 //
 //*****************************************************************************
 #define AM_HAL_CTIMER_CLK_PIN               AM_REG_CTIMER_CTRL0_TMRA0CLK(0x0)
@@ -208,6 +203,11 @@ am_hal_ctimer_config_t;
 //*****************************************************************************
 typedef void (*am_hal_ctimer_handler_t)(void);
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_debug.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_debug.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_DEBUG_H
 #define AM_HAL_DEBUG_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 // Debug assert macros.
@@ -73,6 +68,11 @@ extern "C"
 
 #endif // AM_DEBUG_ASSERT
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function prototypes.

bsp/apollo2/libraries/drivers/hal/am_hal_flash.c

@@ -54,7 +54,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -428,6 +428,47 @@ am_hal_flash_delay(uint32_t ui32Iterations)
     g_am_hal_flash.delay_cycles(ui32Iterations);
 }
 
+//*****************************************************************************
+//
+//! @brief Delays for a desired amount of cycles while also waiting for a
+//! status change.
+//!
+//! @param ui32usMaxDelay - Maximum number of ~1uS delay loops.
+//! @param ui32Address    - Address of the register for the status change.
+//! @param ui32Mask       - Mask for the status change.
+//! @param ui32Value      - Target value for the status change.
+//!
+//! This function will delay for approximately the given number of microseconds
+//! while checking for a status change, exiting when either the given time has
+//! expired or the status change is detected.
+//!
+//! @returns 0 = timeout.
+//!          1 = status change detected.
+//
+//*****************************************************************************
+uint32_t
+am_hal_flash_delay_status_change(uint32_t ui32usMaxDelay, uint32_t ui32Address,
+                                 uint32_t ui32Mask, uint32_t ui32Value)
+{
+    while ( ui32usMaxDelay-- )
+    {
+        //
+        // Check the status
+        //
+        if ( ( AM_REGVAL(ui32Address) & ui32Mask ) == ui32Value )
+        {
+            return 1;
+        }
+
+        //
+        // Call the BOOTROM cycle function to delay for about 1 microsecond.
+        //
+        am_hal_flash_delay( FLASH_CYCLES_US(1) );
+    }
+
+    return 0;
+} // am_hal_flash_delay_status_change()
+
 //*****************************************************************************
 //
 //! @brief Static Helper Function to check customer info valid bits erasure.

bsp/apollo2/libraries/drivers/hal/am_hal_flash.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_FLASH_H
 #define AM_HAL_FLASH_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 #include <stdint.h>
 #include <stdbool.h>
 
@@ -94,13 +89,19 @@ extern "C"
 //
 #define AM_HAL_FLASH_ADDR2ABSPAGE(addr)     ( addr >> 13 )
 
+//*****************************************************************************
+//
+// Given an integer number of microseconds, convert to a value representing the
+// number of am_hal_flash_delay() cycles that will provide that amount of delay.
+// This macro is designed to take into account some of the call overhead.
 //
-// Given a number of microseconds, convert to a value representing the number of
-// cycles that will give that delay. This macro is basically taking into account
-// some of the call overhead.
 // e.g. To provide a 2us delay:
 //  am_hal_flash_delay( FLASH_CYCLES_US(2) );
 //
+// IMPORTANT - Apollo2 is spec'ed for only 48MHz operation, so this macro
+// assumes that.
+//
+//*****************************************************************************
 #define FLASH_CYCLES_US(n)      ((n * (AM_HAL_CLKGEN_FREQ_MAX_MHZ / 3)) - 4)
 
 //
@@ -223,6 +224,11 @@ extern g_am_hal_flash_t g_am_hal_flash;
 #define AM_HAL_FLASH_INFO_CHUNK2INST(n)     ((n >> 5) & 1
 #define AM_HAL_FLASH_INFO_ADDR2CHUNK(n)     ((n) >> 14)
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // Function prototypes for the helper functions
@@ -254,6 +260,10 @@ extern void     am_hal_flash_recovery(uint32_t ui32RecoveryKey);
 extern uint32_t am_hal_flash_load_ui32(uint32_t ui32Address);
 extern void     am_hal_flash_store_ui32(uint32_t ui32Address, uint32_t ui32Data);
 extern void     am_hal_flash_delay(uint32_t ui32Iterations);
+extern uint32_t am_hal_flash_delay_status_change(uint32_t ui32Iterations,
+                                                 uint32_t ui32Address,
+                                                 uint32_t ui32Mask,
+                                                 uint32_t ui32Value);
 
 //
 // These functions update security/protection bits in the customer INFO blOCK.

bsp/apollo2/libraries/drivers/hal/am_hal_global.c

@@ -43,7 +43,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_global.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_GLOBAL_H
 #define AM_HAL_GLOBAL_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 // Macro definitions
@@ -107,6 +102,11 @@ extern "C"
 //*****************************************************************************
 extern volatile uint32_t g_ui32HALflags;
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 #ifdef __cplusplus
 }
 #endif

bsp/apollo2/libraries/drivers/hal/am_hal_gpio.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -479,7 +479,7 @@ am_hal_gpio_int_register(uint32_t ui32GPIONumber,
 //!
 //! This function gets the state of one GPIO polarity bit.
 //!
-//! @note When the bit is a one the interrupt polarity is rising edge.
+//! @note When the bit is a zero the interrupt polarity is rising edge.
 //!
 //! @return the current polarity.
 //

bsp/apollo2/libraries/drivers/hal/am_hal_gpio.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -119,7 +119,7 @@
 
 //*****************************************************************************
 //
-// Output options
+// Output options (OUTCFG)
 //
 //*****************************************************************************
 #define AM_HAL_GPIO_OUT_DISABLE     ((0x0 << 1) << CFGVAL_GPIOCFG_S)
@@ -127,6 +127,15 @@
 #define AM_HAL_GPIO_OUT_OPENDRAIN   ((0x2 << 1) << CFGVAL_GPIOCFG_S)
 #define AM_HAL_GPIO_OUT_3STATE      ((0x3 << 1) << CFGVAL_GPIOCFG_S)
 
+//*****************************************************************************
+//
+// Special options for IOM0 and IOM4 clocks.
+// For 24MHz operation, a special enable must be selected. The 24MHZ select is
+// selected via bit0 of OUTCFG (which is, in a way,an alias of OUT_PUSHPULL).
+//
+//*****************************************************************************
+#define AM_HAL_GPIO_24MHZ_ENABLE    ((0x1 << 1) << CFGVAL_GPIOCFG_S)
+
 //*****************************************************************************
 //
 // Pad configuration options.
@@ -498,13 +507,13 @@
 //! @return None.
 //
 //*****************************************************************************
-#define am_hal_gpio_int_polarity_bit_set(ui32PinNumber, ui32Polarity)         \
-    if ( (uint32_t)(ui32PinNumber) < AM_HAL_GPIO_MAX_PADS )                   \
+#define am_hal_gpio_int_polarity_bit_set(ui32BitNum, ui32Polarity)            \
+    if ( (uint32_t)(ui32BitNum) < AM_HAL_GPIO_MAX_PADS )                      \
     {                                                                         \
         AM_CRITICAL_BEGIN_ASM                                                 \
                                                                               \
         AM_REGn(GPIO, 0, PADKEY) = AM_REG_GPIO_PADKEY_KEYVAL;                 \
-        AM_HAL_GPIO_POL_W(ui32PinNumber, ui32Polarity);                       \
+        AM_HAL_GPIO_POL_W(ui32BitNum, ui32Polarity);                          \
         AM_REGn(GPIO, 0, PADKEY) = 0;                                         \
                                                                               \
         AM_CRITICAL_END_ASM                                                   \

bsp/apollo2/libraries/drivers/hal/am_hal_i2c_bit_bang.c

@@ -41,7 +41,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -133,7 +133,7 @@ static am_hal_i2c_bit_bang_priv_t am_hal_i2c_bit_bang_priv;
 // Wait for any stretched clock to go high
 // If it times out - return failure
 //
-static bool
+static __inline bool
 i2c_pull_and_wait_scl_hi(void)
 {
     // Maximum time to wait for clock stretching
@@ -165,7 +165,7 @@ i2c_pull_and_wait_scl_hi(void)
 //! returns None.
 //
 //*****************************************************************************
-am_hal_i2c_bit_bang_enum_t
+am_hal_i2c_bit_bang_enum_e
 am_hal_i2c_bit_bang_init(uint32_t sck_gpio_number,
                          uint32_t sda_gpio_number)
 {
@@ -192,7 +192,7 @@ am_hal_i2c_bit_bang_init(uint32_t sck_gpio_number,
     //
     // Set up SCK GPIO configuration bi-direction, input
     //
-    am_hal_gpio_pin_config(sck_gpio_number, AM_HAL_PIN_OPENDRAIN);
+    am_hal_gpio_pin_config(sck_gpio_number, AM_HAL_PIN_OPENDRAIN | AM_HAL_GPIO_INPEN);
 
     //
     // Set SDA GPIO data bit high so we aren't pulling down the data line
@@ -201,7 +201,7 @@ am_hal_i2c_bit_bang_init(uint32_t sck_gpio_number,
     //
     // Set up SDA GPIO configuration bi-direction, input
     //
-    am_hal_gpio_pin_config(sda_gpio_number, AM_HAL_PIN_OPENDRAIN);
+    am_hal_gpio_pin_config(sda_gpio_number, AM_HAL_PIN_OPENDRAIN | AM_HAL_GPIO_INPEN);
 
     // Now make sure we have control of the clock line
     //
@@ -284,7 +284,7 @@ am_hal_i2c_bit_bang_init(uint32_t sck_gpio_number,
 //! returns the byte received
 //
 //*****************************************************************************
-static am_hal_i2c_bit_bang_enum_t
+static __inline am_hal_i2c_bit_bang_enum_e
 i2c_receive_byte(uint8_t *pRxByte, bool bNack)
 {
     int i;
@@ -389,7 +389,7 @@ i2c_receive_byte(uint8_t *pRxByte, bool bNack)
 //!     }
 //
 //*****************************************************************************
-static am_hal_i2c_bit_bang_enum_t
+static __inline am_hal_i2c_bit_bang_enum_e
 i2c_send_byte(uint8_t one_byte)
 {
     int i;
@@ -478,13 +478,13 @@ i2c_send_byte(uint8_t one_byte)
 //! returns ENUM{AM_HAL_I2C_BIT_BANG_SUCCESS,AM_HAL_I2C_BIT_BANG_ADDRESS_NAKED}
 //
 //*****************************************************************************
-am_hal_i2c_bit_bang_enum_t
+am_hal_i2c_bit_bang_enum_e
 am_hal_i2c_bit_bang_receive(uint8_t address, uint32_t number_of_bytes,
                             uint8_t *pData, uint8_t ui8Offset,
                             bool bUseOffset, bool bNoStop)
 {
     uint32_t ui32I;
-    am_hal_i2c_bit_bang_enum_t status = AM_HAL_I2C_BIT_BANG_SUCCESS;
+    am_hal_i2c_bit_bang_enum_e status = AM_HAL_I2C_BIT_BANG_SUCCESS;
 
 
     if (i2c_pull_and_wait_scl_hi())
@@ -617,13 +617,13 @@ am_hal_i2c_bit_bang_receive(uint8_t address, uint32_t number_of_bytes,
 //!               AM_HAL_I2C_BIT_BANG_ADDRESS_NAKED}
 //
 //*****************************************************************************
-am_hal_i2c_bit_bang_enum_t
+am_hal_i2c_bit_bang_enum_e
 am_hal_i2c_bit_bang_send(uint8_t address, uint32_t number_of_bytes,
                          uint8_t *pData, uint8_t ui8Offset,
                          bool bUseOffset, bool bNoStop)
 {
     uint32_t ui32I;
-    am_hal_i2c_bit_bang_enum_t status;
+    am_hal_i2c_bit_bang_enum_e status;
     bool data_naked = false;
 
     if (i2c_pull_and_wait_scl_hi())

bsp/apollo2/libraries/drivers/hal/am_hal_i2c_bit_bang.h

@@ -40,17 +40,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_I2C_BIT_BANG_H
 #define AM_HAL_I2C_BIT_BANG_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 // Enumerated return constants
@@ -63,24 +58,30 @@ typedef enum
     AM_HAL_I2C_BIT_BANG_DATA_NAKED,
     AM_HAL_I2C_BIT_BANG_CLOCK_TIMEOUT,
     AM_HAL_I2C_BIT_BANG_DATA_TIMEOUT,
-}am_hal_i2c_bit_bang_enum_t;
+    AM_HAL_I2C_BIT_BANG_STATUS_MAX,
+}am_hal_i2c_bit_bang_enum_e;
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
 
 //*****************************************************************************
 //
 // External function definitions
 //
 //*****************************************************************************
-extern am_hal_i2c_bit_bang_enum_t am_hal_i2c_bit_bang_init(uint32_t sck_gpio_number,
+extern am_hal_i2c_bit_bang_enum_e am_hal_i2c_bit_bang_init(uint32_t sck_gpio_number,
                                      uint32_t sda_gpio_number);
 
-extern am_hal_i2c_bit_bang_enum_t am_hal_i2c_bit_bang_send(uint8_t address,
+extern am_hal_i2c_bit_bang_enum_e am_hal_i2c_bit_bang_send(uint8_t address,
                                                     uint32_t number_of_bytes,
                                                     uint8_t *pData,
                                                     uint8_t ui8Offset,
                                                     bool bUseOffset,
                                                     bool bNoStop);
 
-extern am_hal_i2c_bit_bang_enum_t am_hal_i2c_bit_bang_receive(uint8_t address,
+extern am_hal_i2c_bit_bang_enum_e am_hal_i2c_bit_bang_receive(uint8_t address,
                                                     uint32_t number_of_bytes,
                                                     uint8_t *pData,
                                                     uint8_t ui8Offset,

bsp/apollo2/libraries/drivers/hal/am_hal_interrupt.c

@@ -44,7 +44,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -190,7 +190,7 @@ am_hal_interrupt_priority_set(uint32_t ui32Interrupt, uint32_t ui32Priority)
     //
     // OR in the new priority.
     //
-    *pui32PriorityReg |= (ui32Priority << ui32Shift);
+    *pui32PriorityReg = ui32OldPriority | (ui32Priority << ui32Shift);
 }
 
 //*****************************************************************************
@@ -210,7 +210,7 @@ void am_hal_interrupt_pend_set(uint32_t ui32Interrupt)
     //
     // Check to see if the specified interrupt is valid for this MCU
     //
-    if ( ui32Interrupt > 47 )
+    if ( ui32Interrupt > AM_HAL_INTERRUPT_MAX )
     {
         return;
     }
@@ -247,7 +247,7 @@ void am_hal_interrupt_pend_clear(uint32_t ui32Interrupt)
     //
     // Check to see if the specified interrupt is valid for this MCU
     //
-    if ( ui32Interrupt > 47 )
+    if ( ui32Interrupt > AM_HAL_INTERRUPT_MAX )
     {
         return;
     }

bsp/apollo2/libraries/drivers/hal/am_hal_interrupt.h

@@ -44,16 +44,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_INTERRUPT_H
 #define AM_HAL_INTERRUPT_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
 //*****************************************************************************
 //
 //! @name ISR number macros.
@@ -66,6 +62,7 @@ extern "C"
 //
 // Hardware interrupts
 //
+#define AM_HAL_INTERRUPT_MAX                (47)    //AM_HAL_INTERRUPT_SOFTWARE3
 #define AM_HAL_INTERRUPT_RESET              1
 #define AM_HAL_INTERRUPT_NMI                2
 #define AM_HAL_INTERRUPT_HARDFAULT          3
@@ -130,6 +127,10 @@ extern "C"
 //*****************************************************************************
 #define AM_HAL_INTERRUPT_PRIORITY(n)        (((uint32_t)(n) & 0x7) << 5)
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_iom.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -79,11 +79,13 @@
 #define AM_HAL_IOM_2MHZ      2000000
 #define AM_HAL_IOM_1_5MHZ    1500000
 #define AM_HAL_IOM_1MHZ      1000000
+#define AM_HAL_IOM_800KHZ     800000
 #define AM_HAL_IOM_750KHZ     750000
 #define AM_HAL_IOM_500KHZ     500000
 #define AM_HAL_IOM_400KHZ     400000
 #define AM_HAL_IOM_375KHZ     375000
 #define AM_HAL_IOM_250KHZ     250000
+#define AM_HAL_IOM_200KHZ     200000
 #define AM_HAL_IOM_125KHZ     125000
 #define AM_HAL_IOM_100KHZ     100000
 #define AM_HAL_IOM_50KHZ       50000
@@ -176,32 +178,69 @@
 #define AM_HAL_IOM_INT_FUNDFL               AM_REG_IOMSTR_INTEN_FUNDFL_M
 #define AM_HAL_IOM_INT_THR                  AM_REG_IOMSTR_INTEN_THR_M
 #define AM_HAL_IOM_INT_CMDCMP               AM_REG_IOMSTR_INTEN_CMDCMP_M
+
+#define AM_HAL_IOM_INT_ALL          (   \
+            AM_HAL_IOM_INT_ARB      |   \
+            AM_HAL_IOM_INT_STOP     |   \
+            AM_HAL_IOM_INT_START    |   \
+            AM_HAL_IOM_INT_ICMD     |   \
+            AM_HAL_IOM_INT_IACC     |   \
+            AM_HAL_IOM_INT_WTLEN    |   \
+            AM_HAL_IOM_INT_NAK      |   \
+            AM_HAL_IOM_INT_FOVFL    |   \
+            AM_HAL_IOM_INT_FUNDFL   |   \
+            AM_HAL_IOM_INT_THR      |   \
+            AM_HAL_IOM_INT_CMDCMP)
+
+#define AM_HAL_IOM_INT_SWERR        (   \
+            AM_HAL_IOM_INT_ICMD     |   \
+            AM_HAL_IOM_INT_FOVFL    |   \
+            AM_HAL_IOM_INT_FUNDFL   |   \
+            AM_HAL_IOM_INT_IACC)
+
+#define AM_HAL_IOM_INT_I2CARBERR    (   \
+            AM_HAL_IOM_INT_ARB      |   \
+            AM_HAL_IOM_INT_START    |   \
+            AM_HAL_IOM_INT_STOP)
 //! @}
 
 //*****************************************************************************
 //
-//! @name IOM function errors
-//! @brief Return values for IOM HAL function errors, such as with the function
-//!        am_hal_iom_error_status_get().
+//! @name Software IOM modules
+//! @brief Macro definitions for using the software I2C interface.
+//!
+//! Use this macro as the module number for standard IOM functions to emulate
+//! them using the bit-banged i2c interface.
 //!
 //! @{
 //
 //*****************************************************************************
-#define AM_HAL_IOM_ERR_INVALID_MODULE       (1 << 30)
+#define AM_HAL_IOM_I2CBB_MODULE             AM_REG_IOMSTR_NUM_MODULES
 //! @}
 
 //*****************************************************************************
 //
-//! @name Software IOM modules
-//! @brief Macro definitions for using the software I2C interface.
+//! @name IOM Return Codes
+//! @brief Enum definitions for defining return values for IOM APIs
 //!
-//! Use this macro as the module number for standard IOM functions to emulate
-//! them using the bit-banged i2c interface.
+//! This enum defines possible values for non-void IOM APIs
 //!
 //! @{
 //
 //*****************************************************************************
-#define AM_HAL_IOM_I2CBB_MODULE             AM_REG_IOMSTR_NUM_MODULES
+typedef enum
+{
+    AM_HAL_IOM_SUCCESS = 0,
+    AM_HAL_IOM_ERR_TIMEOUT,
+    AM_HAL_IOM_ERR_INVALID_MODULE,
+    AM_HAL_IOM_ERR_INVALID_PARAM,
+    AM_HAL_IOM_ERR_INVALID_CFG,
+    AM_HAL_IOM_ERR_INVALID_OPER,
+    AM_HAL_IOM_ERR_I2C_NAK,
+    AM_HAL_IOM_ERR_I2C_ARB,
+    AM_HAL_IOM_ERR_RESOURCE_ERR,
+} am_hal_iom_status_e ;
+
 //! @}
 
 //*****************************************************************************
@@ -271,7 +310,7 @@ typedef struct
     //! Select the SPI clock polarity (unused in I2C mode).
     //
     bool bSPOL;
-
+    
     //
     //! @brief Select the FIFO write threshold.
     //!
@@ -404,7 +443,11 @@ am_hal_iom_pwrsave_t;
 //
 //*****************************************************************************
 extern am_hal_iom_pwrsave_t am_hal_iom_pwrsave[AM_REG_IOMSTR_NUM_MODULES];
-extern uint32_t g_iom_error_status;
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
 
 //*****************************************************************************
 //
@@ -420,23 +463,30 @@ extern void     am_hal_iom_config(uint32_t ui32Module,
 extern uint32_t am_hal_iom_frequency_get(uint32_t ui32Module);
 extern void     am_hal_iom_enable(uint32_t ui32Module);
 extern void     am_hal_iom_disable(uint32_t ui32Module);
-extern void     am_hal_iom_spi_write(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_spi_write(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                      uint32_t *pui32Data, uint32_t ui32NumBytes,
                                      uint32_t ui32Options);
-extern void     am_hal_iom_spi_read(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_spi_read(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                     uint32_t *pui32Data, uint32_t ui32NumBytes,
                                     uint32_t ui32Options);
-extern uint32_t am_hal_iom_spi_write_nq(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_spi_fullduplex(uint32_t ui32Module, uint32_t ui32ChipSelect,
+                                                     uint32_t *pui32TxData, uint32_t *pui32RxData, 
+                                                     uint32_t ui32NumBytes, uint32_t ui32Options);
+
+extern am_hal_iom_status_e am_hal_iom_spi_write_nq(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                         uint32_t *pui32Data, uint32_t ui32NumBytes,
                                         uint32_t ui32Options);
-extern uint32_t am_hal_iom_spi_read_nq(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_spi_read_nq(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                        uint32_t *pui32Data, uint32_t ui32NumBytes,
                                        uint32_t ui32Options);
-extern void     am_hal_iom_spi_write_nb(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_spi_fullduplex_nq(uint32_t ui32Module, uint32_t ui32ChipSelect,
+                                                        uint32_t *pui32TxData, uint32_t *pui32RxData, 
+                                                        uint32_t ui32NumBytes, uint32_t ui32Options);
+extern am_hal_iom_status_e am_hal_iom_spi_write_nb(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                         uint32_t *pui32Data, uint32_t ui32NumBytes,
                                         uint32_t ui32Options,
                                         am_hal_iom_callback_t pfnCallback);
-extern uint32_t am_hal_iom_spi_read_nb(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_spi_read_nb(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                        uint32_t *pui32Data, uint32_t ui32NumBytes,
                                        uint32_t ui32Options,
                                        am_hal_iom_callback_t pfnCallback);
@@ -445,39 +495,39 @@ extern void     am_hal_iom_spi_cmd_run(uint32_t ui32Operation,
                                        uint32_t ui32ChipSelect,
                                        uint32_t ui32NumBytes,
                                        uint32_t ui32Options);
-extern void     am_hal_iom_i2c_write(uint32_t ui32Module,
+extern am_hal_iom_status_e am_hal_iom_i2c_write(uint32_t ui32Module,
                                      uint32_t ui32BusAddress,
                                      uint32_t *pui32Data,
                                      uint32_t ui32NumBytes,
                                      uint32_t ui32Options);
-extern void     am_hal_iom_i2c_read(uint32_t ui32Module,
+extern am_hal_iom_status_e am_hal_iom_i2c_read(uint32_t ui32Module,
                                     uint32_t ui32BusAddress,
                                     uint32_t *pui32Data,
                                     uint32_t ui32NumBytes,
                                     uint32_t ui32Options);
-extern uint32_t am_hal_iom_i2c_write_nq(uint32_t ui32Module,
+extern am_hal_iom_status_e am_hal_iom_i2c_write_nq(uint32_t ui32Module,
                                         uint32_t ui32BusAddress,
                                         uint32_t *pui32Data,
                                         uint32_t ui32NumBytes,
                                         uint32_t ui32Options);
-extern uint32_t am_hal_iom_i2c_read_nq(uint32_t ui32Module,
+extern am_hal_iom_status_e am_hal_iom_i2c_read_nq(uint32_t ui32Module,
                                        uint32_t ui32BusAddress,
                                        uint32_t *pui32Data,
                                        uint32_t ui32NumBytes,
                                        uint32_t ui32Options);
-extern void     am_hal_iom_i2c_write_nb(uint32_t ui32Module,
+extern am_hal_iom_status_e am_hal_iom_i2c_write_nb(uint32_t ui32Module,
                                         uint32_t ui32BusAddress,
                                         uint32_t *pui32Data,
                                         uint32_t ui32NumBytes,
                                         uint32_t ui32Options,
                                         am_hal_iom_callback_t pfnCallback);
-extern void     am_hal_iom_i2c_read_nb(uint32_t ui32Module,
+extern am_hal_iom_status_e am_hal_iom_i2c_read_nb(uint32_t ui32Module,
                                        uint32_t ui32BusAddress,
                                        uint32_t *pui32Data,
                                        uint32_t ui32NumBytes,
                                        uint32_t ui32Options,
                                        am_hal_iom_callback_t pfnCallback);
-extern void     am_hal_iom_i2c_cmd_run(uint32_t ui32Operation,
+extern am_hal_iom_status_e am_hal_iom_i2c_cmd_run(uint32_t ui32Operation,
                                        uint32_t ui32Module,
                                        uint32_t ui32BusAddress,
                                        uint32_t ui32NumBytes,
@@ -485,7 +535,7 @@ extern void     am_hal_iom_i2c_cmd_run(uint32_t ui32Operation,
 extern void     am_hal_iom_command_repeat_set(uint32_t ui32Module,
                                               uint32_t ui32CmdCount);
 extern uint32_t am_hal_iom_status_get(uint32_t ui32Module);
-extern uint32_t am_hal_iom_error_status_get(uint32_t ui32Module);
+extern am_hal_iom_status_e am_hal_iom_error_status_get(uint32_t ui32Module);
 extern uint32_t am_hal_iom_fifo_write(uint32_t ui32Module, uint32_t *pui32Data,
                                       uint32_t ui32NumBytes);
 extern uint32_t am_hal_iom_fifo_read(uint32_t ui32Module, uint32_t *pui32Data,
@@ -505,19 +555,19 @@ extern void     am_hal_iom_queue_init(uint32_t ui32ModuleNum,
                                       uint32_t ui32QueueMemSize);
 extern uint32_t am_hal_iom_queue_length_get(uint32_t ui32Module);
 extern void     am_hal_iom_sleeping_queue_flush(uint32_t ui32Module);
-extern void     am_hal_iom_queue_spi_write(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_queue_spi_write(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                            uint32_t *pui32Data, uint32_t ui32NumBytes,
                                            uint32_t ui32Options,
                                            am_hal_iom_callback_t pfnCallback);
-extern void     am_hal_iom_queue_spi_read(uint32_t ui32Module, uint32_t ui32ChipSelect,
+extern am_hal_iom_status_e am_hal_iom_queue_spi_read(uint32_t ui32Module, uint32_t ui32ChipSelect,
                                           uint32_t *pui32Data, uint32_t ui32NumBytes,
                                           uint32_t ui32Options,
                                           am_hal_iom_callback_t pfnCallback);
-extern void     am_hal_iom_queue_i2c_write(uint32_t ui32Module, uint32_t ui32BusAddress,
+extern am_hal_iom_status_e am_hal_iom_queue_i2c_write(uint32_t ui32Module, uint32_t ui32BusAddress,
                                            uint32_t *pui32Data, uint32_t ui32NumBytes,
                                            uint32_t ui32Options,
                                            am_hal_iom_callback_t pfnCallback);
-extern void     am_hal_iom_queue_i2c_read(uint32_t ui32Module, uint32_t ui32BusAddress,
+extern am_hal_iom_status_e am_hal_iom_queue_i2c_read(uint32_t ui32Module, uint32_t ui32BusAddress,
                                           uint32_t *pui32Data, uint32_t ui32NumBytes,
                                           uint32_t ui32Options,
                                           am_hal_iom_callback_t pfnCallback);
@@ -533,7 +583,6 @@ extern void     am_hal_iom_queue_service(uint32_t ui32Module, uint32_t ui32Statu
 void am_iomaster##x##_isr(void)                             \
 {                                                           \
     uint32_t ui32IntStatus;                                 \
-    g_iom_error_status = am_hal_iom_error_status_get(x);    \
     ui32IntStatus = am_hal_iom_int_status_get(x, false);    \
     am_hal_iom_int_clear(x, ui32IntStatus);                 \
     am_hal_iom_queue_service(x, ui32IntStatus);             \
@@ -543,12 +592,15 @@ void am_iomaster##x##_isr(void)                             \
 void am_iomaster##x##_isr(void)                             \
 {                                                           \
     uint32_t ui32IntStatus;                                 \
-    g_iom_error_status = am_hal_iom_error_status_get(x);    \
     ui32IntStatus = am_hal_iom_int_status_get(x, false);    \
     am_hal_iom_int_clear(x, ui32IntStatus);                 \
     am_hal_iom_int_service(x, ui32IntStatus);               \
 }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif // AM_HAL_IOM_H
 
 //*****************************************************************************

bsp/apollo2/libraries/drivers/hal/am_hal_ios.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -61,6 +61,7 @@ typedef struct
     volatile uint32_t ui32WriteIndex;
     volatile uint32_t ui32ReadIndex;
     volatile uint32_t ui32Length;
+    uint32_t          ui32FifoInc;
     uint32_t          ui32Capacity;
 }
 am_hal_ios_buffer_t;
@@ -103,6 +104,23 @@ uint8_t *g_pui8FIFOPtr = (uint8_t *) REG_IOSLAVE_BASEADDR;
 uint8_t g_ui32HwFifoSize = 0;
 uint32_t g_ui32FifoBaseOffset = 0;
 
+//*****************************************************************************
+//
+// Checks to see if this processor is a Rev B2 device.
+//
+// This is needed to disable SHELBY-1654 workaround.
+//
+//*****************************************************************************
+bool
+isRevB2(void)
+{
+    //
+    // Check to make sure the major rev is B and the minor rev is 2.
+    //
+    return ( (AM_REG(MCUCTRL, CHIPREV) & 0xFF) ==   \
+        (AM_REG_MCUCTRL_CHIPREV_REVMAJ_B | (AM_REG_MCUCTRL_CHIPREV_REVMIN_REV0 + 2)) );
+}
+
 //*****************************************************************************
 //
 //! @brief Enable the IOS in the power control block.
@@ -957,7 +975,10 @@ am_hal_ios_fifo_service(uint32_t ui32Status)
                     }
                 }
             }
-            resync_fifoSize();
+            if (!isRevB2())
+            {
+                resync_fifoSize();
+            }
 
             //
             // Need to retake the FIFO space, after Threshold interrupt has been reenabled
@@ -1041,7 +1062,10 @@ am_hal_ios_fifo_write(uint8_t *pui8Data, uint32_t ui32NumBytes)
             ui32NumBytes -= ui32FIFOSpace;
             pui8Data += ui32FIFOSpace;
         };
-        resync_fifoSize();
+        if (!isRevB2())
+        {
+            resync_fifoSize();
+        }
     }
 
     //
@@ -1102,6 +1126,8 @@ am_hal_ios_fifo_write(uint8_t *pui8Data, uint32_t ui32NumBytes)
         }
     }
 
+    // Number of bytes written
+    g_sSRAMBuffer.ui32FifoInc += totalBytes - ui32NumBytes;
     return (totalBytes - ui32NumBytes);
 }
 
@@ -1114,7 +1140,7 @@ am_hal_ios_fifo_write(uint8_t *pui8Data, uint32_t ui32NumBytes)
 //!
 //! This function will write data from the caller-provided array to the IOS
 //! LRAM FIFO. This simple routine does not use SRAM buffering for large
-//! messages.
+//! messages. This function also updates the FIFOCTR.
 //!
 //! The maximum message size for the IO Slave is 128 bytes.
 //!
@@ -1140,6 +1166,8 @@ am_hal_ios_fifo_write_simple(uint8_t *pui8Data, uint32_t ui32NumBytes)
     if ( ui32NumBytes <= ui32FIFOSpace )
     {
         fifo_write(pui8Data, ui32NumBytes);
+        // Write FIFOINC
+        AM_BFW(IOSLAVE, FIFOINC, FIFOINC, ui32NumBytes);
     }
     else
     {
@@ -1209,6 +1237,7 @@ am_hal_ios_buffer_init(am_hal_ios_buffer_t *psBuffer, void *pvArray,
     psBuffer->ui32ReadIndex = 0;
     psBuffer->ui32Length = 0;
     psBuffer->ui32Capacity = ui32Bytes;
+    psBuffer->ui32FifoInc = 0;
     psBuffer->pui8Data = (uint8_t *)pvArray;
 }
 
@@ -1273,12 +1302,19 @@ am_hal_ios_fifo_buffer_init(uint8_t *pui8Buffer, uint32_t ui32NumBytes)
 //! @brief Update the FIFOCTR to inform host of available data to read.
 //!
 //! This function allows the application to indicate to HAL when it is safe to
-//! update the FIFOCTR.
+//! update the FIFOCTR. This function needs to be used in conjunction with
+//! am_hal_ios_fifo_write(), which itself does not update the FIFOCTR
 //!
+//! CAUTION:
 //! Application needs to implement some sort of
 //! synchronization with the host to make sure host is not reading FIFOCTR while
 //! it is being updated by the MCU, since the FIFOCTR read over
-//! IO is not an atomic operation.
+//! IO is not an atomic operation. Otherwise, some other logic could be implemented
+//! by the host to detect and disregard transient values of FIFOCTR (e.g. multiple
+//! reads till it gets a stable value).
+//! For Pre-B2 parts, it is necessary to have this synchronization guarantee that
+//! Host is not doing any READ operation - be it for FIFOCTR or FIFO itself when
+//! this call is made, as otherwise the FIFOCTR value may get corrupted.
 //!
 //!
 //! @return None.
@@ -1287,11 +1323,9 @@ am_hal_ios_fifo_buffer_init(uint8_t *pui8Buffer, uint32_t ui32NumBytes)
 void
 am_hal_ios_update_fifoctr(void)
 {
-    uint32_t ui32Val;
-    // Determine the available data
-    ui32Val = am_hal_ios_fifo_space_used();
-    // Update FIFOCTR
-    AM_BFW(IOSLAVE, FIFOCTR, FIFOCTR, ui32Val);
+    // Write FIFOINC
+    AM_BFW(IOSLAVE, FIFOINC, FIFOINC, g_sSRAMBuffer.ui32FifoInc);
+    g_sSRAMBuffer.ui32FifoInc = 0;
     return;
 }
 

bsp/apollo2/libraries/drivers/hal/am_hal_ios.h

@@ -42,16 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_IOS_H
 #define AM_HAL_IOS_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
 
 //*****************************************************************************
 //
@@ -300,6 +296,10 @@ typedef struct
 }
 am_hal_ios_config_t;
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_itm.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -56,30 +56,6 @@
 //
 //*****************************************************************************
 
-//*****************************************************************************
-//
-//! @brief Delays for a desired amount of microseconds.
-//!
-//! @note - This function is based on the similar function in am_util_delay.c,
-//! please see that module for implementation details. It was necessary to
-//! duplicate it here to avoid having to update every example to include the
-//! am_util_delay.c module in its build.
-//!
-//! @returns None
-//
-//*****************************************************************************
-void
-am_hal_itm_delay_us(uint32_t ui32MicroSeconds)
-{
-    uint32_t ui32Iterations = ui32MicroSeconds *
-                              (am_hal_clkgen_sysclk_get() / 3000000);
-
-    //
-    // Call the BOOTROM cycle delay function
-    //
-    am_hal_flash_delay(ui32Iterations);
-}
-
 //*****************************************************************************
 //
 //! @brief Enables the ITM
@@ -118,7 +94,7 @@ am_hal_itm_enable(void)
     AM_REGVAL(AM_REG_ITM_TER_O) = 0xffffffff;
 
     //
-    // Write to the ITM control and status register (don't enable yet).
+    // Write to the ITM control and status register.
     //
     AM_REGVAL(AM_REG_ITM_TCR_O) =
         AM_WRITE_SM(AM_REG_ITM_TCR_ATB_ID, 0x15)      |
@@ -129,6 +105,7 @@ am_hal_itm_enable(void)
         AM_WRITE_SM(AM_REG_ITM_TCR_SYNC_ENABLE, 0)    |
         AM_WRITE_SM(AM_REG_ITM_TCR_TS_ENABLE, 0)      |
         AM_WRITE_SM(AM_REG_ITM_TCR_ITM_ENABLE, 1);
+
 }
 
 //*****************************************************************************
@@ -203,7 +180,7 @@ am_hal_itm_not_busy(void)
     //
     // wait for 50us for the data to flush out
     //
-    am_hal_itm_delay_us(50);
+    am_hal_flash_delay(FLASH_CYCLES_US(50));
 }
 
 //*****************************************************************************

bsp/apollo2/libraries/drivers/hal/am_hal_itm.h

@@ -42,18 +42,13 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
 #ifndef AM_HAL_ITM_H
 #define AM_HAL_ITM_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 // Sync Packet Defines
@@ -71,12 +66,16 @@ extern "C"
 #define AM_HAL_ITM_PRINT_NUM_REGS       1
 extern uint32_t am_hal_itm_print_registers[AM_HAL_ITM_PRINT_NUM_REGS];
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions
 //
 //*****************************************************************************
-extern void am_hal_itm_delay_us(uint32_t ui32MicroSeconds);
 extern void am_hal_itm_enable(void);
 extern void am_hal_itm_disable(void);
 extern void am_hal_itm_not_busy(void);

bsp/apollo2/libraries/drivers/hal/am_hal_mcuctrl.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_mcuctrl.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_MCUCTRL_H
 #define AM_HAL_MCUCTRL_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //
 // Deprecate the am_hal_mcuctrl_bucks_enable() and disable() functions.
 // This functionality is now handled in pwrctrl.
@@ -188,6 +183,11 @@ typedef struct
 }
 am_hal_mcuctrl_fault_t;
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_otp.c

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #include "am_mcu_apollo.h"

bsp/apollo2/libraries/drivers/hal/am_hal_otp.h

@@ -38,17 +38,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_OTP_H
 #define AM_HAL_OTP_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 // Define some OTP values and macros.
@@ -82,6 +77,11 @@ extern "C"
 #define AM_OTP_SRAM_LOCKOUT_S       (2)
 #define AM_OTP_SRAM_LOCKOUT_M       (0x1 << AM_OTP_SRAM_LOCKOUT_S)
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // Function prototypes

bsp/apollo2/libraries/drivers/hal/am_hal_pdm.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_pdm.h

@@ -42,13 +42,18 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
 #ifndef AM_HAL_PDM_H
 #define AM_HAL_PDM_H
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // Macro definitions
@@ -655,6 +660,10 @@ extern void am_hal_pdm_disable(void);
 
 extern uint32_t am_hal_pdm_int_status_get(bool bEnabledOnly);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif // AM_HAL_PDM_H
 
 //*****************************************************************************

bsp/apollo2/libraries/drivers/hal/am_hal_pin.h

@@ -41,7 +41,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -55,7 +55,7 @@
 //*****************************************************************************
 #define AM_HAL_PIN_DIR_INPUT      (AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_DIR_OUTPUT     (AM_HAL_GPIO_OUT_PUSHPULL)
-#define AM_HAL_PIN_DIR_OPENDRAIN  (AM_HAL_GPIO_OUT_OPENDRAIN | AM_HAL_GPIO_INPEN)
+#define AM_HAL_PIN_DIR_OPENDRAIN  (AM_HAL_GPIO_OUT_OPENDRAIN)
 #define AM_HAL_PIN_DIR_3STATE     (AM_HAL_GPIO_OUT_3STATE)
 
 //*****************************************************************************
@@ -81,25 +81,25 @@
 #define AM_HAL_PIN_0_MxSCKLB      (AM_HAL_GPIO_FUNC(4))
 #define AM_HAL_PIN_0_M2SCK        (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_0_MxSCLLB      (AM_HAL_GPIO_FUNC(6))
-#define AM_HAL_PIN_0_M2SCL        (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_0_M2SCL        (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 
-#define AM_HAL_PIN_1_SLSDA        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_1_SLSDA        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_1_SLMISO       (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_1_UART0TX      (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_1_GPIO         (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_1_MxMISOLB     (AM_HAL_GPIO_FUNC(4))
 #define AM_HAL_PIN_1_M2MISO       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_1_MxSDALB      (AM_HAL_GPIO_FUNC(6))
-#define AM_HAL_PIN_1_M2SDA        (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_1_M2SDA        (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 
-#define AM_HAL_PIN_2_SLWIR3       (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_2_SLWIR3       (AM_HAL_GPIO_FUNC(0) | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_2_SLMOSI       (AM_HAL_GPIO_FUNC(1) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_2_UART0RX      (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_2_GPIO         (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_2_MxMOSILB     (AM_HAL_GPIO_FUNC(4))
 #define AM_HAL_PIN_2_M2MOSI       (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_2_MxWIR3LB     (AM_HAL_GPIO_FUNC(6))
-#define AM_HAL_PIN_2_M2WIR3       (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_2_M2WIR3       (AM_HAL_GPIO_FUNC(7) | AM_HAL_GPIO_INPEN)
 
 #define AM_HAL_PIN_3_UART0RTS     (AM_HAL_GPIO_FUNC(0))
 #define AM_HAL_PIN_3_SLnCE        (AM_HAL_GPIO_FUNC(1) | AM_HAL_PIN_DIR_INPUT)
@@ -109,7 +109,6 @@
 #define AM_HAL_PIN_3_M2nCE0       (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_3_TRIG1        (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_3_I2S_WCLK     (AM_HAL_GPIO_FUNC(7))
-#define AM_HAL_PIN_3_PSOURCE      (AM_HAL_GPIO_FUNC(3) | AM_HAL_PIN_DIR_OUTPUT | AM_HAL_GPIO_POWER)
 
 #define AM_HAL_PIN_4_UART0CTS     (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_4_SLINT        (AM_HAL_GPIO_FUNC(1))
@@ -119,17 +118,18 @@
 #define AM_HAL_PIN_4_M2nCE5       (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_4_CLKOUT       (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_4_32KHZ_XT     (AM_HAL_GPIO_FUNC(7))
+// PSINK usage: GPIOWT=0 to activate the power switch, GPIOWT=1 to disable
+#define AM_HAL_PIN_4_PSINK        (AM_HAL_GPIO_FUNC(3) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_POWER)
 
-#define AM_HAL_PIN_5_M0SCL        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_5_M0SCL        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_5_M0SCK        (AM_HAL_GPIO_FUNC(1) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_5_UART0RTS     (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_5_GPIO         (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_5_M0SCKLB      (AM_HAL_GPIO_FUNC(4))
-#define AM_HAL_PIN_5_EXTHFA       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_5_M0SCLLB      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_5_M1nCE2       (AM_HAL_GPIO_FUNC(7))
 
-#define AM_HAL_PIN_6_M0SDA        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_6_M0SDA        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_6_M0MISO       (AM_HAL_GPIO_FUNC(1) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_6_UART0CTS     (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_6_GPIO         (AM_HAL_GPIO_FUNC(3))
@@ -138,7 +138,7 @@
 #define AM_HAL_PIN_6_SLSDALB      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_6_I2S_DAT      (AM_HAL_GPIO_FUNC(7))
 
-#define AM_HAL_PIN_7_M0WIR3       (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_7_M0WIR3       (AM_HAL_GPIO_FUNC(0) | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_7_M0MOSI       (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_7_CLKOUT       (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_7_GPIO         (AM_HAL_GPIO_FUNC(3))
@@ -147,7 +147,7 @@
 #define AM_HAL_PIN_7_SLWIR3LB     (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_7_M1nCE1       (AM_HAL_GPIO_FUNC(7))
 
-#define AM_HAL_PIN_8_M1SCL        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_8_M1SCL        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_8_M1SCK        (AM_HAL_GPIO_FUNC(1) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_8_M0nCE4       (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_8_GPIO         (AM_HAL_GPIO_FUNC(3))
@@ -156,7 +156,7 @@
 #define AM_HAL_PIN_8_UART1TX      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_8_M1SCLLB      (AM_HAL_GPIO_FUNC(7))
 
-#define AM_HAL_PIN_9_M1SDA        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_9_M1SDA        (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_9_M1MISO       (AM_HAL_GPIO_FUNC(1) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_9_M0nCE5       (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_9_GPIO         (AM_HAL_GPIO_FUNC(3))
@@ -165,7 +165,7 @@
 #define AM_HAL_PIN_9_UART1RX      (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_9_SLSDALB      (AM_HAL_GPIO_FUNC(7))
 
-#define AM_HAL_PIN_10_M1WIR3      (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_10_M1WIR3      (AM_HAL_GPIO_FUNC(0) | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_10_M1MOSI      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_10_M0nCE6      (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_10_GPIO        (AM_HAL_GPIO_FUNC(3))
@@ -182,7 +182,6 @@
 #define AM_HAL_PIN_11_UART1CTS    (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_11_UART0RX     (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_11_PDM_DATA    (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_INPUT)
-#define AM_HAL_PIN_11_PSINK       (AM_HAL_GPIO_FUNC(3))
 
 #define AM_HAL_PIN_12_ADCD0NSE9   (AM_HAL_GPIO_FUNC(0))
 #define AM_HAL_PIN_12_M1nCE0      (AM_HAL_GPIO_FUNC(1))
@@ -198,7 +197,6 @@
 #define AM_HAL_PIN_13_TCTB0       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_13_GPIO        (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_13_M2nCE3      (AM_HAL_GPIO_FUNC(4))
-#define AM_HAL_PIN_13_EXTHFB      (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_13_UART0RTS    (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_13_UART1RX     (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_INPUT)
 
@@ -207,7 +205,6 @@
 #define AM_HAL_PIN_14_UART1TX     (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_14_GPIO        (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_14_M2nCE1      (AM_HAL_GPIO_FUNC(4))
-#define AM_HAL_PIN_14_EXTHFS      (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_14_SWDCK       (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_14_32KHZ_XT    (AM_HAL_GPIO_FUNC(7))
 
@@ -216,7 +213,6 @@
 #define AM_HAL_PIN_15_UART1RX     (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_15_GPIO        (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_15_M2nCE2      (AM_HAL_GPIO_FUNC(4))
-#define AM_HAL_PIN_15_EXTXT       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_15_SWDIO       (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_15_SWO         (AM_HAL_GPIO_FUNC(7))
 
@@ -234,7 +230,6 @@
 #define AM_HAL_PIN_17_TRIG1       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_17_GPIO        (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_17_M4nCE3      (AM_HAL_GPIO_FUNC(4))
-#define AM_HAL_PIN_17_EXTLF       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_17_UART0RX     (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_17_UART1CTS    (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_INPUT)
 
@@ -243,7 +238,6 @@
 #define AM_HAL_PIN_18_TCTA1       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_18_GPIO        (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_18_M4nCE1      (AM_HAL_GPIO_FUNC(4))
-#define AM_HAL_PIN_18_ANATEST2    (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_18_UART1TX     (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_18_32KHZ_XT    (AM_HAL_GPIO_FUNC(7))
 
@@ -252,7 +246,6 @@
 #define AM_HAL_PIN_19_TCTB1       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_19_GPIO        (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_19_TCTA1       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_INPUT)
-#define AM_HAL_PIN_19_ANATEST1    (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_19_UART1RX     (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_19_I2S_BCLK    (AM_HAL_GPIO_FUNC(7))
 
@@ -277,6 +270,7 @@
 #define AM_HAL_PIN_22_PDM_CLK     (AM_HAL_GPIO_FUNC(4))
 #define AM_HAL_PIN_22_TCTB1       (AM_HAL_GPIO_FUNC(6) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_22_SWO         (AM_HAL_GPIO_FUNC(7))
+// PSOURCE usage in pushpull: GPIOWT=1 to activate the power switch, GPIOWT=0 to disable
 #define AM_HAL_PIN_22_PSOURCE     (AM_HAL_GPIO_FUNC(3) | AM_HAL_PIN_DIR_OUTPUT | AM_HAL_GPIO_POWER)
 
 #define AM_HAL_PIN_23_UART0RX     (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_INPUT)
@@ -299,17 +293,15 @@
 #endif // defined (AM_PACKAGE_BGA)
 
 #if defined (AM_PACKAGE_BGA)
-#define AM_HAL_PIN_25_EXTXT       (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_25_M0nCE2      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_25_TCTA0       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_25_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_25_M2SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_25_M2SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_25_M2MISO      (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_25_SLMISOLB    (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_25_SLSDALB     (AM_HAL_GPIO_FUNC(7))
 #endif // defined (AM_PACKAGE_BGA)
 
-#define AM_HAL_PIN_26_EXTLF       (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_26_M0nCE3      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_26_TCTB0       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_26_GPIO        (AM_HAL_GPIO_FUNC(3))
@@ -319,11 +311,10 @@
 #define AM_HAL_PIN_26_M3nCE0      (AM_HAL_GPIO_FUNC(7))
 
 #if defined (AM_PACKAGE_BGA)
-#define AM_HAL_PIN_27_EXTHF       (AM_HAL_GPIO_FUNC(0) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_27_M1nCE4      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_27_TCTA1       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_27_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_27_M2SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_27_M2SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_27_M2SCK       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_27_M2SCKLB     (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_27_M2SCLLB     (AM_HAL_GPIO_FUNC(7))
@@ -333,7 +324,7 @@
 #define AM_HAL_PIN_28_M1nCE5      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_28_TCTB1       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_28_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_28_M2WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_28_M2WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_28_M2MOSI      (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_28_M5nCE3      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_28_SLWIR3LB    (AM_HAL_GPIO_FUNC(7))
@@ -353,7 +344,6 @@
 #define AM_HAL_PIN_30_GPIO        (AM_HAL_GPIO_FUNC(3))
 #define AM_HAL_PIN_30_UART0TX     (AM_HAL_GPIO_FUNC(4))
 #define AM_HAL_PIN_30_UART1RTS    (AM_HAL_GPIO_FUNC(5))
-#define AM_HAL_PIN_30_SWO         (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_30_I2S_DAT     (AM_HAL_GPIO_FUNC(7))
 #endif // defined (AM_PACKAGE_BGA)
 
@@ -433,7 +423,7 @@
 #define AM_HAL_PIN_38_M1nCE3      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_38_UART0CTS    (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_38_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_38_M3WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_38_M3WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_38_M3MOSI      (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_38_M4nCE7      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_38_SLWIR3LB    (AM_HAL_GPIO_FUNC(7))
@@ -443,7 +433,7 @@
 #define AM_HAL_PIN_39_UART1TX     (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_39_CLKOUT      (AM_HAL_GPIO_FUNC(2))
 #define AM_HAL_PIN_39_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_39_M4SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_39_M4SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_39_M4SCK       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_39_M4SCKLB     (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_39_M4SCLLB     (AM_HAL_GPIO_FUNC(7))
@@ -452,7 +442,7 @@
 #define AM_HAL_PIN_40_UART1RX     (AM_HAL_GPIO_FUNC(1) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_40_TRIG0       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_40_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_40_M4SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_40_M4SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_40_M4MISO      (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_40_SLMISOLB    (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_40_SLSDALB     (AM_HAL_GPIO_FUNC(7))
@@ -465,6 +455,7 @@
 #define AM_HAL_PIN_41_M5nCE7      (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_41_M4nCE2      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_41_UART0RTS    (AM_HAL_GPIO_FUNC(7))
+// PSOURCE usage in pushpull: GPIOWT=1 to activate the power switch, GPIOWT=0 to disable
 #define AM_HAL_PIN_41_PSOURCE     (AM_HAL_GPIO_FUNC(3) | AM_HAL_PIN_DIR_OUTPUT | AM_HAL_GPIO_POWER)
 
 #if defined (AM_PACKAGE_BGA)
@@ -472,7 +463,7 @@
 #define AM_HAL_PIN_42_M0nCE0      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_42_TCTA0       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_42_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_42_M3SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_42_M3SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_42_M3SCK       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_42_M3SCKLB     (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_42_M3SCLLB     (AM_HAL_GPIO_FUNC(7))
@@ -483,7 +474,7 @@
 #define AM_HAL_PIN_43_M0nCE1      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_43_TCTB0       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_43_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_43_M3SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_43_M3SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_43_M3MISO      (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_43_SLMISOLB    (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_43_SLSDALB     (AM_HAL_GPIO_FUNC(7))
@@ -493,7 +484,7 @@
 #define AM_HAL_PIN_44_M0nCE2      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_44_TCTA1       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_44_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_44_M4WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_44_M4WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_44_M4MOSI      (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_44_M5nCE6      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_44_SLWIR3LB    (AM_HAL_GPIO_FUNC(7))
@@ -506,7 +497,7 @@
 #define AM_HAL_PIN_45_M4nCE3      (AM_HAL_GPIO_FUNC(4))
 #define AM_HAL_PIN_45_M3nCE6      (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_45_M5nCE5      (AM_HAL_GPIO_FUNC(6))
-#define AM_HAL_PIN_45_TCTA1       (AM_HAL_GPIO_FUNC(7) | AM_HAL_PIN_DIR_INPUT)
+#define AM_HAL_PIN_45_SWO         (AM_HAL_GPIO_FUNC(7))
 #endif // defined (AM_PACKAGE_BGA)
 
 #if defined (AM_PACKAGE_BGA)
@@ -524,7 +515,7 @@
 #define AM_HAL_PIN_47_M0nCE5      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_47_TCTB2       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_47_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_47_M5WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_3STATE)
+#define AM_HAL_PIN_47_M5WIR3      (AM_HAL_GPIO_FUNC(4) | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_47_M5MOSI      (AM_HAL_GPIO_FUNC(5))
 #define AM_HAL_PIN_47_M4nCE5      (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_47_SLWIR3LB    (AM_HAL_GPIO_FUNC(7))
@@ -533,7 +524,7 @@
 #define AM_HAL_PIN_48_M0nCE6      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_48_TCTA3       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_48_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_48_M5SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_48_M5SCL       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_48_M5SCK       (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_48_M5SCKLB     (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_48_M5SCLLB     (AM_HAL_GPIO_FUNC(7))
@@ -542,7 +533,7 @@
 #define AM_HAL_PIN_49_M0nCE7      (AM_HAL_GPIO_FUNC(1))
 #define AM_HAL_PIN_49_TCTB3       (AM_HAL_GPIO_FUNC(2) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_49_GPIO        (AM_HAL_GPIO_FUNC(3))
-#define AM_HAL_PIN_49_M5SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN)
+#define AM_HAL_PIN_49_M5SDA       (AM_HAL_GPIO_FUNC(4) | AM_HAL_PIN_DIR_OPENDRAIN | AM_HAL_GPIO_INPEN)
 #define AM_HAL_PIN_49_M5MISO      (AM_HAL_GPIO_FUNC(5) | AM_HAL_PIN_DIR_INPUT)
 #define AM_HAL_PIN_49_SLMISOLB    (AM_HAL_GPIO_FUNC(6))
 #define AM_HAL_PIN_49_SLSDALB     (AM_HAL_GPIO_FUNC(7))

bsp/apollo2/libraries/drivers/hal/am_hal_pwrctrl.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_pwrctrl.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -319,6 +319,11 @@
 #define AM_HAL_PWRCTRL_PWRONSTATUS_SRAM_ALL                 \
         AM_HAL_PWRCTRL_PWRONSTATUS_SRAM_256K
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // Function prototypes
@@ -332,6 +337,10 @@ extern void am_hal_pwrctrl_bucks_enable(void);
 extern void am_hal_pwrctrl_bucks_disable(void);
 extern void am_hal_pwrctrl_low_power_init(void);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif // AM_HAL_PWRCTRL_H
 
 //*****************************************************************************

bsp/apollo2/libraries/drivers/hal/am_hal_queue.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_queue.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_QUEUE_H

bsp/apollo2/libraries/drivers/hal/am_hal_reset.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_reset.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_RSTGEN_H

bsp/apollo2/libraries/drivers/hal/am_hal_rtc.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_rtc.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_RTC_H
 #define AM_HAL_RTC_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 //! @name OSC Start and Stop
@@ -149,6 +144,11 @@ typedef struct am_hal_rtc_time_struct
     uint32_t ui32Hundredths;
 }am_hal_rtc_time_t;
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_stimer.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -136,11 +136,14 @@ am_hal_stimer_counter_clear(void)
 //!
 //! @param ui32CmprInstance is the compare register instance number (0-7).
 //! @param ui32Delta is the value to add to the STimer counter and load into
-//!        the comparator register.
+//!        the comparator register. It should be > 1
 //!
 //! NOTE: There is no way to set an absolute value into a comparator register.
 //!       Only deltas added to the STimer counter can be written to the compare
 //!       registers.
+//! CAUTION: The HAL implementation requires temporarily disabling the
+//!       comparison. To avoid the remote possibility of losing an interrupt
+//!       during that time, delta should always be set to a value greater than 1
 //!
 //! @return None.
 //
@@ -148,12 +151,32 @@ am_hal_stimer_counter_clear(void)
 void
 am_hal_stimer_compare_delta_set(uint32_t ui32CmprInstance, uint32_t ui32Delta)
 {
+    uint32_t cfgVal;
+    uint32_t ui32Critical = 0;
     if ( ui32CmprInstance > 7 )
     {
         return;
     }
 
+    cfgVal = AM_REG(CTIMER, STCFG);
+    // We need to disable the compare temporarily while setting the delta value
+    // That leaves a corner case where we could miss the trigger if setting a very
+    // small delta. To avoid this, we take critical section, and we should ensure
+    // that delta value is at least > 1
+
+    // Disable the compare if already enabled, when setting the new value
+    AM_REG(CTIMER, STCFG) &= ~((AM_HAL_STIMER_CFG_COMPARE_A_ENABLE << ui32CmprInstance));
+    //
+    // Start a critical section.
+    //
+    ui32Critical = am_hal_interrupt_master_disable();
     AM_REGVAL(AM_REG_STIMER_COMPARE(0, ui32CmprInstance)) = ui32Delta;
+    // Restore Compare Enable bit
+    AM_REG(CTIMER, STCFG) |= cfgVal & (AM_HAL_STIMER_CFG_COMPARE_A_ENABLE << ui32CmprInstance);
+    //
+    // End the critical section.
+    //
+    am_hal_interrupt_master_set(ui32Critical);
 }
 
 //*****************************************************************************

bsp/apollo2/libraries/drivers/hal/am_hal_stimer.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_STIMER_H
 #define AM_HAL_STIMER_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //
 // Compute address of a given COMPARE or CAPTURE register.
 // Note - For Apollo2, the parameter n should be 0 (as only 1 stimer module
@@ -204,6 +199,11 @@ am_hal_stimer_config_t;
 
 
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_sysctrl.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -731,8 +731,6 @@ am_hal_sysctrl_buck_update_complete(void)
 static void
 am_hal_sysctrl_buckA_ctimer_isr(void)
 {
-    volatile uint32_t ui32BuckTimer = g_ui32BuckTimer - 1;
-
     //
     // Begin critical section.
     // Although a relatively long time, the following 2us delay is critically
@@ -792,8 +790,6 @@ am_hal_sysctrl_buckA_ctimer_isr(void)
 static void
 am_hal_sysctrl_buckB_ctimer_isr(void)
 {
-    volatile uint32_t ui32BuckTimer = g_ui32BuckTimer - 1;
-
     //
     // Begin critical section.
     // Although a relatively long time, the following 2us delay is critically

bsp/apollo2/libraries/drivers/hal/am_hal_sysctrl.h

@@ -42,16 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_SYSCTRL_H
 #define AM_HAL_SYSCTRL_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
 
 //*****************************************************************************
 //
@@ -86,6 +82,10 @@ extern "C"
 //
 #define AM_HAL_SYSCTRL_BUCK_CTIMER_ZX_CONSTANT      0x01000000  // No timer, apply a constant value
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_systick.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_systick.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_SYSTICK_H

bsp/apollo2/libraries/drivers/hal/am_hal_tpiu.c

@@ -44,7 +44,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -350,7 +350,7 @@ am_hal_tpiu_enable(am_hal_tpiu_config_t *psConfig)
     //
     // Wait for 50us for the data to flush out.
     //
-    am_hal_itm_delay_us(50);
+    am_hal_flash_delay(FLASH_CYCLES_US(50));
 }
 
 //*****************************************************************************

bsp/apollo2/libraries/drivers/hal/am_hal_tpiu.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_TPIU_H
@@ -50,11 +50,6 @@
 
 #include <stdint.h>
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 // TPIU bit rate defines.
@@ -165,6 +160,11 @@ typedef struct
 }
 am_hal_tpiu_config_t;
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_ttp.c

@@ -39,7 +39,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #include "am_mcu_apollo.h"

bsp/apollo2/libraries/drivers/hal/am_hal_ttp.h

@@ -39,7 +39,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_TTP_H

bsp/apollo2/libraries/drivers/hal/am_hal_uart.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_uart.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_UART_H
 #define AM_HAL_UART_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 //! @name UART Interrupts
@@ -270,6 +265,11 @@ am_hal_uart_pwrsave_t;
 //*****************************************************************************
 extern am_hal_uart_pwrsave_t am_hal_uart_pwrsave[AM_REG_UART_NUM_MODULES];
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_vcomp.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_vcomp.h

@@ -42,17 +42,12 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_VCOMP_H
 #define AM_HAL_VCOMP_H
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
 //*****************************************************************************
 //
 //! @name Positive Input Selection
@@ -145,6 +140,11 @@ typedef struct
 }
 am_hal_vcomp_config_t;
 
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
 //*****************************************************************************
 //
 // External function definitions

bsp/apollo2/libraries/drivers/hal/am_hal_wdt.c

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/hal/am_hal_wdt.h

@@ -42,7 +42,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_HAL_WDT_H

bsp/apollo2/libraries/drivers/regs/am_reg_adc.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_ADC_H

bsp/apollo2/libraries/drivers/regs/am_reg_base_addresses.h

@@ -37,7 +37,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_BASE_ADDRESSES_H

bsp/apollo2/libraries/drivers/regs/am_reg_cachectrl.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_CACHECTRL_H

bsp/apollo2/libraries/drivers/regs/am_reg_clkgen.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_CLKGEN_H
@@ -66,7 +66,6 @@
 #define AM_REG_CLKGEN_CCTRL_O                        0x00000018
 #define AM_REG_CLKGEN_STATUS_O                       0x0000001C
 #define AM_REG_CLKGEN_HFADJ_O                        0x00000020
-#define AM_REG_CLKGEN_HFVAL_O                        0x00000024
 #define AM_REG_CLKGEN_CLOCKEN_O                      0x00000028
 #define AM_REG_CLKGEN_CLOCKEN2_O                     0x0000002C
 #define AM_REG_CLKGEN_CLOCKEN3_O                     0x00000030
@@ -390,16 +389,6 @@
 #define AM_REG_CLKGEN_HFADJ_HFADJEN_DIS              0x00000000
 #define AM_REG_CLKGEN_HFADJ_HFADJEN_EN               0x00000001
 
-//*****************************************************************************
-//
-// CLKGEN_HFVAL - HFADJ readback
-//
-//*****************************************************************************
-// Current HFTUNE value
-#define AM_REG_CLKGEN_HFVAL_HFTUNERB_S               0
-#define AM_REG_CLKGEN_HFVAL_HFTUNERB_M               0x000007FF
-#define AM_REG_CLKGEN_HFVAL_HFTUNERB(n)              (((uint32_t)(n) << 0) & 0x000007FF)
-
 //*****************************************************************************
 //
 // CLKGEN_CLOCKEN - Clock Enable Status

bsp/apollo2/libraries/drivers/regs/am_reg_ctimer.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_CTIMER_H
@@ -51,7 +51,7 @@
 //*****************************************************************************
 #define AM_REG_CTIMER_NUM_MODULES                    1
 #define AM_REG_CTIMERn(n) \
-    (REG_CTIMER_BASEADDR + 0x00000000 * n)
+    (REG_CTIMER_BASEADDR + 0x00000010 * n)
 
 //*****************************************************************************
 //

bsp/apollo2/libraries/drivers/regs/am_reg_flashctrl.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_FLASHCTRL_H

bsp/apollo2/libraries/drivers/regs/am_reg_gpio.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_GPIO_H
@@ -1348,7 +1348,7 @@
 #define AM_REG_GPIO_PADREGB_PAD7FNCSEL_SLWIR3LB      0x30000000
 #define AM_REG_GPIO_PADREGB_PAD7FNCSEL_M1nCE1        0x38000000
 
-// Pad 7 drive strentgh
+// Pad 7 drive strength
 #define AM_REG_GPIO_PADREGB_PAD7STRNG_S              26
 #define AM_REG_GPIO_PADREGB_PAD7STRNG_M              0x04000000
 #define AM_REG_GPIO_PADREGB_PAD7STRNG(n)             (((uint32_t)(n) << 26) & 0x04000000)
@@ -1514,7 +1514,7 @@
 #define AM_REG_GPIO_PADREGC_PAD11FNCSEL_UART0RX      0x30000000
 #define AM_REG_GPIO_PADREGC_PAD11FNCSEL_PDM_DATA     0x38000000
 
-// Pad 11 drive strentgh
+// Pad 11 drive strength
 #define AM_REG_GPIO_PADREGC_PAD11STRNG_S             26
 #define AM_REG_GPIO_PADREGC_PAD11STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGC_PAD11STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -1673,7 +1673,7 @@
 #define AM_REG_GPIO_PADREGD_PAD15FNCSEL_SWDIO        0x30000000
 #define AM_REG_GPIO_PADREGD_PAD15FNCSEL_SWO          0x38000000
 
-// Pad 15 drive strentgh
+// Pad 15 drive strength
 #define AM_REG_GPIO_PADREGD_PAD15STRNG_S             26
 #define AM_REG_GPIO_PADREGD_PAD15STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGD_PAD15STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -1814,7 +1814,7 @@
 #define AM_REG_GPIO_PADREGE_PAD19FNCSEL_UART1RX      0x30000000
 #define AM_REG_GPIO_PADREGE_PAD19FNCSEL_I2S_BCLK     0x38000000
 
-// Pad 19 drive strentgh
+// Pad 19 drive strength
 #define AM_REG_GPIO_PADREGE_PAD19STRNG_S             26
 #define AM_REG_GPIO_PADREGE_PAD19STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGE_PAD19STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -1955,7 +1955,7 @@
 #define AM_REG_GPIO_PADREGF_PAD23FNCSEL_TCTB1        0x30000000
 #define AM_REG_GPIO_PADREGF_PAD23FNCSEL_UNDEF7       0x38000000
 
-// Pad 23 drive strentgh
+// Pad 23 drive strength
 #define AM_REG_GPIO_PADREGF_PAD23STRNG_S             26
 #define AM_REG_GPIO_PADREGF_PAD23STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGF_PAD23STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -2112,7 +2112,7 @@
 #define AM_REG_GPIO_PADREGG_PAD27FNCSEL_M2SCKLB      0x30000000
 #define AM_REG_GPIO_PADREGG_PAD27FNCSEL_M2SCLLB      0x38000000
 
-// Pad 27 drive strentgh
+// Pad 27 drive strength
 #define AM_REG_GPIO_PADREGG_PAD27STRNG_S             26
 #define AM_REG_GPIO_PADREGG_PAD27STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGG_PAD27STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -2262,7 +2262,7 @@
 #define AM_REG_GPIO_PADREGH_PAD31FNCSEL_UNDEF6       0x30000000
 #define AM_REG_GPIO_PADREGH_PAD31FNCSEL_UNDEF7       0x38000000
 
-// Pad 31 drive strentgh
+// Pad 31 drive strength
 #define AM_REG_GPIO_PADREGH_PAD31STRNG_S             26
 #define AM_REG_GPIO_PADREGH_PAD31STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGH_PAD31STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -2403,7 +2403,7 @@
 #define AM_REG_GPIO_PADREGI_PAD35FNCSEL_UA0RTS       0x30000000
 #define AM_REG_GPIO_PADREGI_PAD35FNCSEL_M3nCE2       0x38000000
 
-// Pad 35 drive strentgh
+// Pad 35 drive strength
 #define AM_REG_GPIO_PADREGI_PAD35STRNG_S             26
 #define AM_REG_GPIO_PADREGI_PAD35STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGI_PAD35STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -2553,7 +2553,7 @@
 #define AM_REG_GPIO_PADREGJ_PAD39FNCSEL_M4SCKLB      0x30000000
 #define AM_REG_GPIO_PADREGJ_PAD39FNCSEL_M4SCLLB      0x38000000
 
-// Pad 39 drive strentgh
+// Pad 39 drive strength
 #define AM_REG_GPIO_PADREGJ_PAD39STRNG_S             26
 #define AM_REG_GPIO_PADREGJ_PAD39STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGJ_PAD39STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -2703,7 +2703,7 @@
 #define AM_REG_GPIO_PADREGK_PAD43FNCSEL_SLMISOLB     0x30000000
 #define AM_REG_GPIO_PADREGK_PAD43FNCSEL_SLSDALB      0x38000000
 
-// Pad 43 drive strentgh
+// Pad 43 drive strength
 #define AM_REG_GPIO_PADREGK_PAD43STRNG_S             26
 #define AM_REG_GPIO_PADREGK_PAD43STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGK_PAD43STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)
@@ -2869,7 +2869,7 @@
 #define AM_REG_GPIO_PADREGL_PAD47FNCSEL_M4nCE5       0x30000000
 #define AM_REG_GPIO_PADREGL_PAD47FNCSEL_SLWIR3LB     0x38000000
 
-// Pad 47 drive strentgh
+// Pad 47 drive strength
 #define AM_REG_GPIO_PADREGL_PAD47STRNG_S             26
 #define AM_REG_GPIO_PADREGL_PAD47STRNG_M             0x04000000
 #define AM_REG_GPIO_PADREGL_PAD47STRNG(n)            (((uint32_t)(n) << 26) & 0x04000000)

bsp/apollo2/libraries/drivers/regs/am_reg_iomstr.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_IOMSTR_H

bsp/apollo2/libraries/drivers/regs/am_reg_ioslave.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_IOSLAVE_H

bsp/apollo2/libraries/drivers/regs/am_reg_itm.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_ITM_H

bsp/apollo2/libraries/drivers/regs/am_reg_jedec.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_JEDEC_H

bsp/apollo2/libraries/drivers/regs/am_reg_macros.h

@@ -1,6 +1,7 @@
 //*****************************************************************************
 //
-//! @file am_reg_macros.h
+//  am_reg_macros.h
+//! @file
 //!
 //! @brief Helper macros for using hardware registers.
 //
@@ -37,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 
@@ -106,10 +107,15 @@ extern "C"
 // Register access macros for single-instance modules
 // AM_REG  - Write a register of a module.
 // AM_BFW  - Write a value to a bitfield of a register.
-// AM_BFWe - Use a defined enum value to write a value to a bitfield.
+// AM_BFWe - Use a defined enum value to write a value to a register bitfield.
 // AM_BFR  - Read a bitfield value from a register.
-// AM_BFM  - Read and mask a bitfield, but leave the value in its bit position.
-//           (Useful for comparing with enums.)
+// AM_BFM  - Read and mask a bitfield from a register, but leave the value in
+//           its bit position. Useful for comparing with enums.
+//
+// AM_BFV  - Move a value to a bitfield.  This macro is used for creating a
+//           value, it does not modify any register.
+// AM_BFX  - Extract the value of a bitfield from a 32-bit value, such as that
+//           read from a register. Does not read or modify any register.
 //
 //*****************************************************************************
 #define AM_REG(module, reg)                                                   \
@@ -139,16 +145,19 @@ extern "C"
 //*****************************************************************************
 //
 // Register access macros for multi-instance modules
+// AM_REGADDRn - Calc the register address inside a multiple instance module.
 // AM_REGn - Write a register of a multiple instance module.
 // AM_BFWn - Write a value to a bitfield of a register in a multiple instance.
 // AM_BFWen - Use a defined enum value to write a value to a bitfield of a
 //            register in a multiple instance.
 // AM_BFRn - Read a bitfield value from a register in a multiple instance.
-// AM_BFMn - Read a bitfield, but leave the value in its bitfield position.
 // AM_BFMn - Read and mask a bitfield, but leave the value in its bit position.
 //           (Useful for comparing with enums.)
 //
 //*****************************************************************************
+#define AM_REGADDRn(module, instance, reg)                                    \
+      (AM_REG_##module##n(instance) + AM_REG_##module##_##reg##_O)
+
 #define AM_REGn(module, instance, reg)                                        \
     AM_REGVAL(AM_REG_##module##n(instance) + AM_REG_##module##_##reg##_O)
 
@@ -187,9 +196,9 @@ extern "C"
 //                no operator to simply write the value atomically.
 // AM_REGa_SET  - Set bits in a single instance module according to the mask.
 // AM_REGa_CLR  - Clear bits in a single instance module according to the mask.
-// AM_REGna     - Multiple module version of AM_REGa.
-// AM_REGna_SET - Multiple instance version of AM_REGa_SET.
-// AM_REGna_CLR - Multiple instance version of AM_REGa_CLR.
+// AM_REGan     - Multiple module version of AM_REGa.
+// AM_REGan_SET - Multiple instance version of AM_REGa_SET.
+// AM_REGan_CLR - Multiple instance version of AM_REGa_CLR.
 // AM_BFWa   - Write a value to a register bitfield.
 // AM_BFWae  - Use a defined enum value to write a value to a bitfield.
 // AM_BFWan  - Write a value to a bitfield of a register in a multiple instance.

bsp/apollo2/libraries/drivers/regs/am_reg_macros_asm.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 

bsp/apollo2/libraries/drivers/regs/am_reg_mcuctrl.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_MCUCTRL_H
@@ -143,6 +143,7 @@
 #define AM_REG_MCUCTRL_CHIPREV_REVMIN_M              0x0000000F
 #define AM_REG_MCUCTRL_CHIPREV_REVMIN(n)             (((uint32_t)(n) << 0) & 0x0000000F)
 #define AM_REG_MCUCTRL_CHIPREV_REVMIN_REV0           0x00000000
+#define AM_REG_MCUCTRL_CHIPREV_REVMIN_REV2           0x00000002
 
 //*****************************************************************************
 //

bsp/apollo2/libraries/drivers/regs/am_reg_nvic.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_NVIC_H

bsp/apollo2/libraries/drivers/regs/am_reg_pdm.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_PDM_H

bsp/apollo2/libraries/drivers/regs/am_reg_pwrctrl.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_PWRCTRL_H

bsp/apollo2/libraries/drivers/regs/am_reg_rstgen.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_RSTGEN_H

bsp/apollo2/libraries/drivers/regs/am_reg_rtc.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_RTC_H

bsp/apollo2/libraries/drivers/regs/am_reg_sysctrl.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_SYSCTRL_H
@@ -58,6 +58,8 @@
 // Register offsets.
 //
 //*****************************************************************************
+#define AM_REG_SYSCTRL_ICTR_O                        0xE000E004
+#define AM_REG_SYSCTRL_ACTLR_O                       0xE000E008
 #define AM_REG_SYSCTRL_ICSR_O                        0xE000ED04
 #define AM_REG_SYSCTRL_VTOR_O                        0xE000ED08
 #define AM_REG_SYSCTRL_AIRCR_O                       0xE000ED0C
@@ -78,6 +80,47 @@
 #define AM_REG_SYSCTRL_FPCAR_O                       0xE000EF38
 #define AM_REG_SYSCTRL_FPDSCR_O                      0xE000EF3C
 
+//*****************************************************************************
+//
+// SYSCTRL_ICTR - Interrupt Controller Type Register (NVIC)
+//
+//*****************************************************************************
+// Total number of interrupt lines in groups of 32.
+#define AM_REG_SYSCTRL_ICTR_INTLINESNUM_S            0
+#define AM_REG_SYSCTRL_ICTR_INTLINESNUM_M            0x0000000F
+#define AM_REG_SYSCTRL_ICTR_INTLINESNUM(n)           (((uint32_t)(n) << 0) & 0x0000000F)
+
+//*****************************************************************************
+//
+// SYSCTRL_ACTLR - Auxilliary Control Register
+//
+//*****************************************************************************
+// Disables lazy stacking of floating point context.
+#define AM_REG_SYSCTRL_ACTLR_DISFPCA_S               9
+#define AM_REG_SYSCTRL_ACTLR_DISFPCA_M               0x00000200
+#define AM_REG_SYSCTRL_ACTLR_DISFPCA(n)              (((uint32_t)(n) << 9) & 0x00000200)
+
+// Disables floating point instructions completing out of order with respect to
+// integer instructions.
+#define AM_REG_SYSCTRL_ACTLR_DISOOFP_S               8
+#define AM_REG_SYSCTRL_ACTLR_DISOOFP_M               0x00000100
+#define AM_REG_SYSCTRL_ACTLR_DISOOFP(n)              (((uint32_t)(n) << 8) & 0x00000100)
+
+// Disables folding of IT instructions.
+#define AM_REG_SYSCTRL_ACTLR_DISFOLD_S               2
+#define AM_REG_SYSCTRL_ACTLR_DISFOLD_M               0x00000004
+#define AM_REG_SYSCTRL_ACTLR_DISFOLD(n)              (((uint32_t)(n) << 2) & 0x00000004)
+
+// Disables write buffer use during default memory map accesses.
+#define AM_REG_SYSCTRL_ACTLR_DISDEFWBUF_S            1
+#define AM_REG_SYSCTRL_ACTLR_DISDEFWBUF_M            0x00000002
+#define AM_REG_SYSCTRL_ACTLR_DISDEFWBUF(n)           (((uint32_t)(n) << 1) & 0x00000002)
+
+// Disables interruption of multi-cycle instructions.
+#define AM_REG_SYSCTRL_ACTLR_DISMCYCINT_S            0
+#define AM_REG_SYSCTRL_ACTLR_DISMCYCINT_M            0x00000001
+#define AM_REG_SYSCTRL_ACTLR_DISMCYCINT(n)           (((uint32_t)(n) << 0) & 0x00000001)
+
 //*****************************************************************************
 //
 // SYSCTRL_ICSR - Interrupt Control and State Register

bsp/apollo2/libraries/drivers/regs/am_reg_systick.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_SYSTICK_H

bsp/apollo2/libraries/drivers/regs/am_reg_tpiu.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_TPIU_H

bsp/apollo2/libraries/drivers/regs/am_reg_uart.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_UART_H

bsp/apollo2/libraries/drivers/regs/am_reg_vcomp.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_VCOMP_H

bsp/apollo2/libraries/drivers/regs/am_reg_wdt.h

@@ -38,7 +38,7 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 //
-// This is part of revision 1.2.9 of the AmbiqSuite Development Package.
+// This is part of revision 1.2.11 of the AmbiqSuite Development Package.
 //
 //*****************************************************************************
 #ifndef AM_REG_WDT_H

bsp/apollo2/libraries/startup/SConscript

@@ -18,6 +18,7 @@ elif rtconfig.CROSS_TOOL == 'iar':
     src = src + ['iar/' + 'startup_iar.c']
 
 path = [cwd]
+path += [cwd + '/cmsis/include']
 
 CPPDEFINES = ['AM_PACKAGE_BGA', 'AM_PART_APOLLO2']
 

bsp/apollo2/project.uvoptx

@@ -161,4 +161,1228 @@
     </TargetOption>
   </Target>
 
+  <Group>
+    <GroupName>Applications</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
+    <File>
+      <GroupNumber>1</GroupNumber>
+      <FileNumber>1</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>applications\main.c</PathWithFileName>
+      <FilenameWithoutPath>main.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
+  <Group>
+    <GroupName>Board</GroupName>
+    <tvExp>0</tvExp>
+    <tvExpOptDlg>0</tvExpOptDlg>
+    <cbSel>0</cbSel>
+    <RteFlg>0</RteFlg>
+    <File>
+      <GroupNumber>2</GroupNumber>
+      <FileNumber>2</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>board\adc.c</PathWithFileName>
+      <FilenameWithoutPath>adc.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>2</GroupNumber>
+      <FileNumber>3</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>board\board.c</PathWithFileName>
+      <FilenameWithoutPath>board.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>2</GroupNumber>
+      <FileNumber>4</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>board\flash.c</PathWithFileName>
+      <FilenameWithoutPath>flash.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>2</GroupNumber>
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+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\components\libc\compilers\armlibc\stubs.c</PathWithFileName>
+      <FilenameWithoutPath>stubs.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>9</GroupNumber>
+      <FileNumber>96</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\components\libc\compilers\armlibc\time.c</PathWithFileName>
+      <FilenameWithoutPath>time.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+  </Group>
+
 </ProjectOpt>

bsp/apollo2/project.uvprojx

@@ -1,7 +1,10 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
 <Project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_projx.xsd">
+
   <SchemaVersion>2.1</SchemaVersion>
+
   <Header>### uVision Project, (C) Keil Software</Header>
+
   <Targets>
     <Target>
       <TargetName>rtthread-apollo2</TargetName>
@@ -15,28 +18,28 @@
           <PackID>AmbiqMicro.Apollo_DFP.1.0.0</PackID>
           <PackURL>http://s3.asia.ambiqmicro.com/pack/</PackURL>
           <Cpu>IROM(0x00000000,0x100000) IRAM(0x10000000,0x40000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
-          <FlashUtilSpec />
-          <StartupFile />
+          <FlashUtilSpec></FlashUtilSpec>
+          <StartupFile></StartupFile>
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD10000000 -FC4000 -FN1 -FF0Apollo2 -FS00 -FL010000 -FP0($$Device:AMAPH1KK-KBR$Flash\Apollo2.FLM))</FlashDriverDll>
           <DeviceId>0</DeviceId>
           <RegisterFile>$$Device:AMAPH1KK-KBR$Device\Include\apollo2.h</RegisterFile>
-          <MemoryEnv />
-          <Cmp />
-          <Asm />
-          <Linker />
-          <OHString />
-          <InfinionOptionDll />
-          <SLE66CMisc />
-          <SLE66AMisc />
-          <SLE66LinkerMisc />
+          <MemoryEnv></MemoryEnv>
+          <Cmp></Cmp>
+          <Asm></Asm>
+          <Linker></Linker>
+          <OHString></OHString>
+          <InfinionOptionDll></InfinionOptionDll>
+          <SLE66CMisc></SLE66CMisc>
+          <SLE66AMisc></SLE66AMisc>
+          <SLE66LinkerMisc></SLE66LinkerMisc>
           <SFDFile>$$Device:AMAPH1KK-KBR$SVD\apollo2.svd</SFDFile>
           <bCustSvd>0</bCustSvd>
           <UseEnv>0</UseEnv>
-          <BinPath />
-          <IncludePath />
-          <LibPath />
-          <RegisterFilePath />
-          <DBRegisterFilePath />
+          <BinPath></BinPath>
+          <IncludePath></IncludePath>
+          <LibPath></LibPath>
+          <RegisterFilePath></RegisterFilePath>
+          <DBRegisterFilePath></DBRegisterFilePath>
           <TargetStatus>
             <Error>0</Error>
             <ExitCodeStop>0</ExitCodeStop>
@@ -58,8 +61,8 @@
           <BeforeCompile>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name />
-            <UserProg2Name />
+            <UserProg1Name></UserProg1Name>
+            <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopU1X>0</nStopU1X>
@@ -68,8 +71,8 @@
           <BeforeMake>
             <RunUserProg1>0</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
-            <UserProg1Name />
-            <UserProg2Name />
+            <UserProg1Name></UserProg1Name>
+            <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopB1X>0</nStopB1X>
@@ -79,14 +82,14 @@
             <RunUserProg1>1</RunUserProg1>
             <RunUserProg2>0</RunUserProg2>
             <UserProg1Name>fromelf --bin !L --output rtthread.bin</UserProg1Name>
-            <UserProg2Name />
+            <UserProg2Name></UserProg2Name>
             <UserProg1Dos16Mode>0</UserProg1Dos16Mode>
             <UserProg2Dos16Mode>0</UserProg2Dos16Mode>
             <nStopA1X>0</nStopA1X>
             <nStopA2X>0</nStopA2X>
           </AfterMake>
           <SelectedForBatchBuild>0</SelectedForBatchBuild>
-          <SVCSIdString />
+          <SVCSIdString></SVCSIdString>
         </TargetCommonOption>
         <CommonProperty>
           <UseCPPCompiler>0</UseCPPCompiler>
@@ -100,8 +103,8 @@
           <AssembleAssemblyFile>0</AssembleAssemblyFile>
           <PublicsOnly>0</PublicsOnly>
           <StopOnExitCode>3</StopOnExitCode>
-          <CustomArgument />
-          <IncludeLibraryModules />
+          <CustomArgument></CustomArgument>
+          <IncludeLibraryModules></IncludeLibraryModules>
           <ComprImg>1</ComprImg>
         </CommonProperty>
         <DllOption>
@@ -149,18 +152,18 @@
           <RunDebugAfterBuild>0</RunDebugAfterBuild>
           <TargetSelection>6</TargetSelection>
           <SimDlls>
-            <CpuDll />
-            <CpuDllArguments />
-            <PeripheralDll />
-            <PeripheralDllArguments />
-            <InitializationFile />
+            <CpuDll></CpuDll>
+            <CpuDllArguments></CpuDllArguments>
+            <PeripheralDll></PeripheralDll>
+            <PeripheralDllArguments></PeripheralDllArguments>
+            <InitializationFile></InitializationFile>
           </SimDlls>
           <TargetDlls>
-            <CpuDll />
-            <CpuDllArguments />
-            <PeripheralDll />
-            <PeripheralDllArguments />
-            <InitializationFile />
+            <CpuDll></CpuDll>
+            <CpuDllArguments></CpuDllArguments>
+            <PeripheralDll></PeripheralDll>
+            <PeripheralDllArguments></PeripheralDllArguments>
+            <InitializationFile></InitializationFile>
             <Driver>Segger\JL2CM3.dll</Driver>
           </TargetDlls>
         </DebugOption>
@@ -176,10 +179,10 @@
           <bUseTDR>1</bUseTDR>
           <Flash2>BIN\UL2CM3.DLL</Flash2>
           <Flash3>"" ()</Flash3>
-          <Flash4 />
-          <pFcarmOut />
-          <pFcarmGrp />
-          <pFcArmRoot />
+          <Flash4></Flash4>
+          <pFcarmOut></pFcarmOut>
+          <pFcarmGrp></pFcarmGrp>
+          <pFcArmRoot></pFcArmRoot>
           <FcArmLst>0</FcArmLst>
         </Utilities>
         <TargetArmAds>
@@ -212,7 +215,7 @@
             <RvctClst>0</RvctClst>
             <GenPPlst>0</GenPPlst>
             <AdsCpuType>"Cortex-M4"</AdsCpuType>
-            <RvctDeviceName />
+            <RvctDeviceName></RvctDeviceName>
             <mOS>0</mOS>
             <uocRom>0</uocRom>
             <uocRam>0</uocRam>
@@ -344,7 +347,7 @@
                 <Size>0x0</Size>
               </OCR_RVCT10>
             </OnChipMemories>
-            <RvctStartVector />
+            <RvctStartVector></RvctStartVector>
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
@@ -367,10 +370,10 @@
             <vShortEn>1</vShortEn>
             <vShortWch>1</vShortWch>
             <VariousControls>
-              <MiscControls />
-              <Define>AM_PART_APOLLO2, RT_USING_ARM_LIBC, AM_PACKAGE_BGA, keil</Define>
-              <Undefine />
-              <IncludePath>board;libraries/drivers;libraries/startup;applications;.;../../include;../../libcpu/arm/cortex-m4;../../libcpu/arm/common;../../components/drivers/include;../../components/drivers/include;../../components/drivers/include;../../components/drivers/include;../../components/drivers/spi;../../components/drivers/include;../../components/drivers/include;../../components/libc/compilers/armlibc;../../components/finsh;../../components/dfs/include;../../components/dfs/filesystems/devfs</IncludePath>
+              <MiscControls></MiscControls>
+              <Define>AM_PART_APOLLO2, RT_USING_ARM_LIBC, AM_PACKAGE_BGA</Define>
+              <Undefine></Undefine>
+              <IncludePath>applications;.;board;libraries\drivers;libraries\startup;libraries\startup\cmsis\include;..\..\include;..\..\libcpu\arm\cortex-m4;..\..\libcpu\arm\common;..\..\components\dfs\include;..\..\components\dfs\filesystems\devfs;..\..\components\drivers\include;..\..\components\drivers\include;..\..\components\drivers\include;..\..\components\drivers\include;..\..\components\drivers\spi;..\..\components\drivers\include;..\..\components\drivers\include;..\..\components\finsh;..\..\components\libc\compilers\armlibc</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -384,10 +387,10 @@
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
             <VariousControls>
-              <MiscControls />
-              <Define />
-              <Undefine />
-              <IncludePath />
+              <MiscControls></MiscControls>
+              <Define></Define>
+              <Undefine></Undefine>
+              <IncludePath></IncludePath>
             </VariousControls>
           </Aads>
           <LDads>
@@ -399,101 +402,89 @@
             <useFile>0</useFile>
             <TextAddressRange>0x00000000</TextAddressRange>
             <DataAddressRange>0x20000000</DataAddressRange>
-            <pXoBase />
+            <pXoBase></pXoBase>
             <ScatterFile>.\build\rtthread.sct</ScatterFile>
-            <IncludeLibs />
-            <IncludeLibsPath />
+            <IncludeLibs></IncludeLibs>
+            <IncludeLibsPath></IncludeLibsPath>
             <Misc> --keep *.o(.rti_fn.*)   --keep *.o(FSymTab) --keep *.o(VSymTab) </Misc>
-            <LinkerInputFile />
-            <DisabledWarnings />
+            <LinkerInputFile></LinkerInputFile>
+            <DisabledWarnings></DisabledWarnings>
           </LDads>
         </TargetArmAds>
       </TargetOption>
       <Groups>
         <Group>
-          <GroupName>Board</GroupName>
+          <GroupName>Applications</GroupName>
           <Files>
             <File>
-              <FileName>adc.c</FileName>
+              <FileName>main.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/adc.c</FilePath>
+              <FilePath>applications\main.c</FilePath>
             </File>
           </Files>
+        </Group>
+        <Group>
+          <GroupName>Board</GroupName>
           <Files>
+            <File>
+              <FileName>adc.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>board\adc.c</FilePath>
+            </File>
             <File>
               <FileName>board.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/board.c</FilePath>
+              <FilePath>board\board.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>flash.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/flash.c</FilePath>
+              <FilePath>board\flash.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>gpio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/gpio.c</FilePath>
+              <FilePath>board\gpio.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>i2c.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/i2c.c</FilePath>
+              <FilePath>board\i2c.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>led.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/led.c</FilePath>
+              <FilePath>board\led.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>pdm.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/pdm.c</FilePath>
+              <FilePath>board\pdm.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>pwm.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/pwm.c</FilePath>
+              <FilePath>board\pwm.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>rtc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/rtc.c</FilePath>
+              <FilePath>board\rtc.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>smbus.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/smbus.c</FilePath>
+              <FilePath>board\smbus.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>spi.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/spi.c</FilePath>
+              <FilePath>board\spi.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>uart.c</FileName>
               <FileType>1</FileType>
-              <FilePath>board/uart.c</FilePath>
+              <FilePath>board\uart.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -503,157 +494,112 @@
             <File>
               <FileName>am_hal_clkgen.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_clkgen.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_clkgen.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_debug.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_debug.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_debug.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_cachectrl.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_cachectrl.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_cachectrl.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_pwrctrl.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_pwrctrl.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_pwrctrl.c</FilePath>
+            </File>
+            <File>
+              <FileName>am_hal_mcuctrl.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>libraries\drivers\hal\am_hal_mcuctrl.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_sysctrl.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_sysctrl.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_sysctrl.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_reset.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_reset.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_reset.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_stimer.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_stimer.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_stimer.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_ctimer.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_ctimer.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_ctimer.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_rtc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_rtc.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_rtc.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_interrupt.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_interrupt.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_interrupt.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_queue.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_queue.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_queue.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_iom.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_iom.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_iom.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_ios.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_ios.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_ios.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_vcomp.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_vcomp.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_vcomp.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_flash.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_flash.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_flash.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_gpio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_gpio.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_gpio.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_uart.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_uart.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_uart.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_adc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_adc.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_adc.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_pdm.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_pdm.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_pdm.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>am_hal_i2c_bit_bang.c</FileName>
               <FileType>1</FileType>
-              <FilePath>libraries/drivers/hal/am_hal_i2c_bit_bang.c</FilePath>
+              <FilePath>libraries\drivers\hal\am_hal_i2c_bit_bang.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>startup_keil.s</FileName>
               <FileType>2</FileType>
-              <FilePath>libraries/startup/arm/startup_keil.s</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Applications</GroupName>
-          <Files>
-            <File>
-              <FileName>main.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>applications/main.c</FilePath>
+              <FilePath>libraries\startup\arm\startup_keil.s</FilePath>
             </File>
           </Files>
         </Group>
@@ -663,98 +609,72 @@
             <File>
               <FileName>clock.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/clock.c</FilePath>
+              <FilePath>..\..\src\clock.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>components.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/components.c</FilePath>
+              <FilePath>..\..\src\components.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>device.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/device.c</FilePath>
+              <FilePath>..\..\src\device.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>idle.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/idle.c</FilePath>
+              <FilePath>..\..\src\idle.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>ipc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/ipc.c</FilePath>
+              <FilePath>..\..\src\ipc.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>irq.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/irq.c</FilePath>
+              <FilePath>..\..\src\irq.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>kservice.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/kservice.c</FilePath>
+              <FilePath>..\..\src\kservice.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>mem.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/mem.c</FilePath>
+              <FilePath>..\..\src\mem.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>mempool.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/mempool.c</FilePath>
+              <FilePath>..\..\src\mempool.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>object.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/object.c</FilePath>
+              <FilePath>..\..\src\object.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>scheduler.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/scheduler.c</FilePath>
+              <FilePath>..\..\src\scheduler.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>signal.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/signal.c</FilePath>
+              <FilePath>..\..\src\signal.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>thread.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/thread.c</FilePath>
+              <FilePath>..\..\src\thread.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>timer.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../src/timer.c</FilePath>
+              <FilePath>..\..\src\timer.c</FilePath>
             </File>
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@@ -764,186 +684,206 @@
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../libcpu/arm/cortex-m4/cpuport.c</FilePath>
+              <FilePath>..\..\libcpu\arm\cortex-m4\cpuport.c</FilePath>
             </File>
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             <File>
               <FileName>context_rvds.S</FileName>
               <FileType>2</FileType>
-              <FilePath>../../libcpu/arm/cortex-m4/context_rvds.S</FilePath>
+              <FilePath>..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>backtrace.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../libcpu/arm/common/backtrace.c</FilePath>
+              <FilePath>..\..\libcpu\arm\common\backtrace.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>div0.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../libcpu/arm/common/div0.c</FilePath>
+              <FilePath>..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../libcpu/arm/common/showmem.c</FilePath>
+              <FilePath>..\..\libcpu\arm\common\showmem.c</FilePath>
             </File>
           </Files>
         </Group>
         <Group>
-          <GroupName>DeviceDrivers</GroupName>
+          <GroupName>Filesystem</GroupName>
           <Files>
             <File>
-              <FileName>pin.c</FileName>
+              <FileName>dfs.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/misc/pin.c</FilePath>
+              <FilePath>..\..\components\dfs\src\dfs.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>i2c_core.c</FileName>
+              <FileName>dfs_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/i2c/i2c_core.c</FilePath>
+              <FilePath>..\..\components\dfs\src\dfs_file.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>i2c_dev.c</FileName>
+              <FileName>dfs_fs.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/i2c/i2c_dev.c</FilePath>
+              <FilePath>..\..\components\dfs\src\dfs_fs.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>serial.c</FileName>
+              <FileName>dfs_posix.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/serial/serial.c</FilePath>
+              <FilePath>..\..\components\dfs\src\dfs_posix.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>rtc_rtc.c</FileName>
+              <FileName>poll.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/rtc/rtc.c</FilePath>
+              <FilePath>..\..\components\dfs\src\poll.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>spi_core.c</FileName>
+              <FileName>select.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/spi/spi_core.c</FilePath>
+              <FilePath>..\..\components\dfs\src\select.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>spi_dev.c</FileName>
+              <FileName>devfs.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/spi/spi_dev.c</FilePath>
+              <FilePath>..\..\components\dfs\filesystems\devfs\devfs.c</FilePath>
             </File>
           </Files>
+        </Group>
+        <Group>
+          <GroupName>DeviceDrivers</GroupName>
+          <GroupOption>
+            <CommonProperty>
+              <UseCPPCompiler>0</UseCPPCompiler>
+              <RVCTCodeConst>0</RVCTCodeConst>
+              <RVCTZI>0</RVCTZI>
+              <RVCTOtherData>0</RVCTOtherData>
+              <ModuleSelection>0</ModuleSelection>
+              <IncludeInBuild>1</IncludeInBuild>
+              <AlwaysBuild>0</AlwaysBuild>
+              <GenerateAssemblyFile>0</GenerateAssemblyFile>
+              <AssembleAssemblyFile>0</AssembleAssemblyFile>
+              <PublicsOnly>0</PublicsOnly>
+              <StopOnExitCode>3</StopOnExitCode>
+              <CustomArgument></CustomArgument>
+              <IncludeLibraryModules></IncludeLibraryModules>
+              <ComprImg>0</ComprImg>
+            </CommonProperty>
+            <GroupArmAds>
+              <Cads>
+                <interw>2</interw>
+                <Optim>0</Optim>
+                <oTime>2</oTime>
+                <SplitLS>2</SplitLS>
+                <OneElfS>2</OneElfS>
+                <Strict>2</Strict>
+                <EnumInt>2</EnumInt>
+                <PlainCh>2</PlainCh>
+                <Ropi>2</Ropi>
+                <Rwpi>2</Rwpi>
+                <wLevel>2</wLevel>
+                <uThumb>2</uThumb>
+                <uSurpInc>2</uSurpInc>
+                <uC99>2</uC99>
+                <useXO>2</useXO>
+                <v6Lang>0</v6Lang>
+                <v6LangP>0</v6LangP>
+                <vShortEn>0</vShortEn>
+                <vShortWch>0</vShortWch>
+                <VariousControls>
+                  <MiscControls></MiscControls>
+                  <Define> </Define>
+                  <Undefine> </Undefine>
+                  <IncludePath></IncludePath>
+                </VariousControls>
+              </Cads>
+              <Aads>
+                <interw>2</interw>
+                <Ropi>2</Ropi>
+                <Rwpi>2</Rwpi>
+                <thumb>2</thumb>
+                <SplitLS>2</SplitLS>
+                <SwStkChk>2</SwStkChk>
+                <NoWarn>2</NoWarn>
+                <uSurpInc>2</uSurpInc>
+                <useXO>2</useXO>
+                <VariousControls>
+                  <MiscControls></MiscControls>
+                  <Define></Define>
+                  <Undefine></Undefine>
+                  <IncludePath></IncludePath>
+                </VariousControls>
+              </Aads>
+            </GroupArmAds>
+          </GroupOption>
           <Files>
             <File>
-              <FileName>completion.c</FileName>
+              <FileName>i2c_core.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/src/completion.c</FilePath>
+              <FilePath>..\..\components\drivers\i2c\i2c_core.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>dataqueue.c</FileName>
+              <FileName>i2c_dev.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/src/dataqueue.c</FilePath>
+              <FilePath>..\..\components\drivers\i2c\i2c_dev.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>pipe.c</FileName>
+              <FileName>pin.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/src/pipe.c</FilePath>
+              <FilePath>..\..\components\drivers\misc\pin.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>ringbuffer.c</FileName>
+              <FileName>rtc_rtc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/src/ringbuffer.c</FilePath>
+              <FilePath>..\..\components\drivers\rtc\rtc.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>waitqueue.c</FileName>
+              <FileName>serial.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/src/waitqueue.c</FilePath>
+              <FilePath>..\..\components\drivers\serial\serial.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>workqueue.c</FileName>
+              <FileName>spi_core.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/drivers/src/workqueue.c</FilePath>
+              <FilePath>..\..\components\drivers\spi\spi_core.c</FilePath>
             </File>
-          </Files>
-          <GroupOption>
-            <GroupArmAds>
-              <Cads>
-                <VariousControls>
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-                </VariousControls>
-              </Cads>
-            </GroupArmAds>
-          </GroupOption>
-        </Group>
-        <Group>
-          <GroupName>libc</GroupName>
-          <Files>
             <File>
-              <FileName>libc.c</FileName>
+              <FileName>spi_dev.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/libc/compilers/armlibc/libc.c</FilePath>
+              <FilePath>..\..\components\drivers\spi\spi_dev.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>libc_syms.c</FileName>
+              <FileName>completion.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/libc/compilers/armlibc/libc_syms.c</FilePath>
+              <FilePath>..\..\components\drivers\src\completion.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>mem_std.c</FileName>
+              <FileName>dataqueue.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/libc/compilers/armlibc/mem_std.c</FilePath>
+              <FilePath>..\..\components\drivers\src\dataqueue.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>stdio.c</FileName>
+              <FileName>pipe.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/libc/compilers/armlibc/stdio.c</FilePath>
+              <FilePath>..\..\components\drivers\src\pipe.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>stubs.c</FileName>
+              <FileName>ringblk_buf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/libc/compilers/armlibc/stubs.c</FilePath>
+              <FilePath>..\..\components\drivers\src\ringblk_buf.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>time.c</FileName>
+              <FileName>ringbuffer.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\components\drivers\src\ringbuffer.c</FilePath>
+            </File>
+            <File>
+              <FileName>waitqueue.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\components\drivers\src\waitqueue.c</FilePath>
+            </File>
+            <File>
+              <FileName>workqueue.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/libc/compilers/armlibc/time.c</FilePath>
+              <FilePath>..\..\components\drivers\src\workqueue.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -953,168 +893,117 @@
             <File>
               <FileName>shell.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/shell.c</FilePath>
+              <FilePath>..\..\components\finsh\shell.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>symbol.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/symbol.c</FilePath>
+              <FilePath>..\..\components\finsh\symbol.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/cmd.c</FilePath>
+              <FilePath>..\..\components\finsh\cmd.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>msh.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/msh.c</FilePath>
+              <FilePath>..\..\components\finsh\msh.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>msh_cmd.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/msh_cmd.c</FilePath>
+              <FilePath>..\..\components\finsh\msh_cmd.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>msh_file.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/msh_file.c</FilePath>
+              <FilePath>..\..\components\finsh\msh_file.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>finsh_compiler.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_compiler.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_compiler.c</FilePath>
             </File>
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-          <Files>
             <File>
               <FileName>finsh_error.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_error.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_error.c</FilePath>
             </File>
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-          <Files>
             <File>
               <FileName>finsh_heap.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_heap.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_heap.c</FilePath>
             </File>
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-          <Files>
             <File>
               <FileName>finsh_init.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_init.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_init.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>finsh_node.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_node.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_node.c</FilePath>
             </File>
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-          <Files>
             <File>
               <FileName>finsh_ops.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_ops.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_ops.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>finsh_parser.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_parser.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_parser.c</FilePath>
             </File>
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-          <Files>
             <File>
               <FileName>finsh_var.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_var.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_var.c</FilePath>
             </File>
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-          <Files>
             <File>
               <FileName>finsh_vm.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_vm.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_vm.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
               <FileName>finsh_token.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/finsh/finsh_token.c</FilePath>
+              <FilePath>..\..\components\finsh\finsh_token.c</FilePath>
             </File>
           </Files>
         </Group>
         <Group>
-          <GroupName>Filesystem</GroupName>
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-              <FilePath>../../components/dfs/src/dfs.c</FilePath>
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-              <FileType>1</FileType>
-              <FilePath>../../components/dfs/src/dfs_file.c</FilePath>
-            </File>
-          </Files>
+          <GroupName>libc</GroupName>
           <Files>
             <File>
-              <FileName>dfs_fs.c</FileName>
+              <FileName>libc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/dfs/src/dfs_fs.c</FilePath>
+              <FilePath>..\..\components\libc\compilers\armlibc\libc.c</FilePath>
             </File>
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-          <Files>
             <File>
-              <FileName>dfs_posix.c</FileName>
+              <FileName>mem_std.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/dfs/src/dfs_posix.c</FilePath>
+              <FilePath>..\..\components\libc\compilers\armlibc\mem_std.c</FilePath>
             </File>
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-          <Files>
             <File>
-              <FileName>poll.c</FileName>
+              <FileName>stdio.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/dfs/src/poll.c</FilePath>
+              <FilePath>..\..\components\libc\compilers\armlibc\stdio.c</FilePath>
             </File>
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-          <Files>
             <File>
-              <FileName>select.c</FileName>
+              <FileName>stubs.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/dfs/src/select.c</FilePath>
+              <FilePath>..\..\components\libc\compilers\armlibc\stubs.c</FilePath>
             </File>
-          </Files>
-          <Files>
             <File>
-              <FileName>devfs.c</FileName>
+              <FileName>time.c</FileName>
               <FileType>1</FileType>
-              <FilePath>../../components/dfs/filesystems/devfs/devfs.c</FilePath>
+              <FilePath>..\..\components\libc\compilers\armlibc\time.c</FilePath>
             </File>
           </Files>
         </Group>
       </Groups>
     </Target>
   </Targets>
+
 </Project>