[nrfx] Add the on-chip flash

bsp/nrf5x/libraries/drivers/SConscript

@@ -10,8 +10,9 @@ src = Split("""
 
 if GetDepend(['BSP_USING_UART']):
     src += ['drv_uart.c']
-
-# src += ['drv_common.c']
+    
+if GetDepend(['BSP_USING_ON_CHIP_FLASH']):
+    src += ['drv_flash.c']
 
 path =  [cwd]
 

bsp/nrf5x/libraries/drivers/drv_flash.c

@@ -0,0 +1,184 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2020-04-29     supperthomas first version
+ */
+
+#include "board.h"
+#include <nrfx.h>
+#include "nrfx_nvmc.h"
+
+#ifdef BSP_USING_ON_CHIP_FLASH
+//#include "drv_config.h"
+#include "drv_flash.h"
+
+#if defined(PKG_USING_FAL)
+#include "fal.h"
+#endif
+
+#include <rtdbg.h>
+#define LOG_TAG                "drv.flash"
+
+
+
+/**
+  * @brief  Gets the page of a given address
+  * @param  Addr: Address of the FLASH Memory
+  * @retval The page of a given address
+  */
+static uint32_t GetPage(uint32_t Addr)
+{
+    uint32_t page = 0;
+    if (Addr < (MCU_FLASH_START_ADDRESS + MCU_FLASH_SIZE))
+    {
+        page = (Addr - MCU_FLASH_START_ADDRESS) / MCU_FLASH_PAGE_SIZE;
+    }
+    else
+    {
+        return 0xffffffff;
+    }
+    return page;
+}
+
+
+/**
+ * Read data from flash.
+ * @note This operation's units is word.
+ *
+ * @param addr flash address
+ * @param buf buffer to store read data
+ * @param size read bytes size
+ *
+ * @return result
+ */
+int mcu_flash_read(rt_uint32_t addr, rt_uint8_t *buf, size_t size)
+{
+
+    size_t i;
+
+    if ((addr + size) > MCU_FLASH_END_ADDRESS)
+    {
+        LOG_E("read outrange flash size! addr is (0x%p)", (void *)(addr + size));
+        return -RT_EINVAL;
+    }
+
+    for (i = 0; i < size; i++, buf++, addr++)
+    {
+        *buf = *(rt_uint8_t *) addr;
+    }
+
+    return size;
+}
+
+/**
+ * Write data to flash.
+ * @note This operation's units is word.
+ * @note This operation must after erase. @see flash_erase.
+ *
+ * @param addr flash address
+ * @param buf the write data buffer
+ * @param size write bytes size
+ *
+ * @return result
+ */
+int mcu_flash_write(rt_uint32_t addr, const uint8_t *buf, size_t size)
+{
+    if ((addr + size) > MCU_FLASH_END_ADDRESS)
+    {
+        LOG_E("ERROR: write outrange flash size! addr is (0x%p)\n", (void *)(addr + size));
+        return -RT_EINVAL;
+    }
+
+
+    if (addr % 4 != 0)
+    {
+        LOG_E("write addr should be 4-byte alignment");
+        //4byte write
+        //else byts
+        return -RT_EINVAL;
+    }
+
+    if (size < 1)
+    {
+        return -RT_ERROR;
+    }
+    if (size % 4 != 0)
+    {
+        nrfx_nvmc_bytes_write(addr, buf, size);
+        return size;
+    }
+    else
+    {
+        nrfx_nvmc_words_write(addr, buf, size / 4);
+        return size;
+    }
+
+}
+
+/**
+ * Erase data on flash.
+ * @note This operation is irreversible.
+ * @note This operation's units is different which on many chips.
+ *
+ * @param addr flash address
+ * @param size erase bytes size
+ *
+ * @return result
+ */
+int mcu_flash_erase(rt_uint32_t addr, size_t size)
+{
+    nrfx_err_t result = RT_EOK;
+
+    uint32_t FirstPage = 0, NbOfPages = 0;
+
+    if ((addr + size) > MCU_FLASH_END_ADDRESS)
+    {
+        LOG_E("ERROR: erase outrange flash size! addr is (0x%p)\n", (void *)(addr + size));
+        return -RT_EINVAL;
+    }
+
+    FirstPage = GetPage(addr);
+    NbOfPages = GetPage(addr + size - 1) - FirstPage + 1;
+
+    for (int i = 0; i < NbOfPages ; i++)
+    {
+        result = nrfx_nvmc_page_erase((FirstPage + i) * MCU_FLASH_PAGE_SIZE);
+        if (NRFX_SUCCESS != result)
+        {
+            LOG_E("ERROR: erase flash page %d ! error code  is (%x)\n", FirstPage + i, result);
+            return -RT_EINVAL;
+        }
+    }
+    LOG_D("erase done: addr (0x%p), size %d", (void *)addr, NbOfPages * MCU_FLASH_PAGE_SIZE);
+    return size;
+}
+
+#if defined(PKG_USING_FAL)
+
+static int fal_flash_read(long offset, rt_uint8_t *buf, size_t size);
+static int fal_flash_write(long offset, const rt_uint8_t *buf, size_t size);
+static int fal_flash_erase(long offset, size_t size);
+
+const struct fal_flash_dev mcu_onchip_flash = {"mcu_onchip", MCU_FLASH_START_ADDRESS, MCU_FLASH_SIZE, MCU_FLASH_PAGE_SIZE, {NULL, fal_flash_read, fal_flash_write, fal_flash_erase} };
+
+static int fal_flash_read(long offset, rt_uint8_t *buf, size_t size)
+{
+    return mcu_flash_read(mcu_onchip_flash.addr + offset, buf, size);
+}
+
+static int fal_flash_write(long offset, const rt_uint8_t *buf, size_t size)
+{
+    return mcu_flash_write(mcu_onchip_flash.addr + offset, buf, size);
+}
+
+static int fal_flash_erase(long offset, size_t size)
+{
+    return mcu_flash_erase(mcu_onchip_flash.addr + offset, size);
+}
+
+#endif
+#endif /* BSP_USING_ON_CHIP_FLASH */

bsp/nrf5x/libraries/drivers/drv_flash.h

@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author          Notes
+ * 2020-04-29     supperthomas    first version
+ */
+
+#ifndef __DRV_FLASH_H__
+#define __DRV_FLASH_H__
+
+#include <rtdevice.h>
+#include <rthw.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int nrfx_flash_read(rt_uint32_t addr, rt_uint8_t *buf, size_t size);
+int nrfx_flash_write(rt_uint32_t addr, const rt_uint8_t *buf, size_t size);
+int nrfx_flash_erase(rt_uint32_t addr, size_t size);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* __DRV_FLASH_H__ */

bsp/nrf5x/nrf52840/.config

@@ -200,6 +200,7 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_MONGOOSE is not set
 # CONFIG_PKG_USING_MYMQTT is not set
 # CONFIG_PKG_USING_KAWAII_MQTT is not set
+# CONFIG_PKG_USING_BC28_MQTT is not set
 # CONFIG_PKG_USING_WEBTERMINAL is not set
 # CONFIG_PKG_USING_CJSON is not set
 # CONFIG_PKG_USING_JSMN is not set
@@ -226,6 +227,7 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_COAP is not set
 # CONFIG_PKG_USING_NOPOLL is not set
 # CONFIG_PKG_USING_NETUTILS is not set
+# CONFIG_PKG_USING_CMUX is not set
 # CONFIG_PKG_USING_PPP_DEVICE is not set
 # CONFIG_PKG_USING_AT_DEVICE is not set
 # CONFIG_PKG_USING_ATSRV_SOCKET is not set
@@ -302,6 +304,7 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_CHINESE_FONT_LIBRARY is not set
 # CONFIG_PKG_USING_LUNAR_CALENDAR is not set
 # CONFIG_PKG_USING_BS8116A is not set
+# CONFIG_PKG_USING_URLENCODE is not set
 
 #
 # system packages
@@ -312,6 +315,12 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_LWEXT4 is not set
 # CONFIG_PKG_USING_PARTITION is not set
 # CONFIG_PKG_USING_FAL is not set
+# CONFIG_PKG_USING_FAL_V00500 is not set
+# CONFIG_PKG_USING_FAL_V00400 is not set
+# CONFIG_PKG_USING_FAL_V00300 is not set
+# CONFIG_PKG_USING_FAL_V00200 is not set
+# CONFIG_PKG_USING_FAL_V00100 is not set
+# CONFIG_PKG_USING_FAL_LATEST_VERSION is not set
 # CONFIG_PKG_USING_SQLITE is not set
 # CONFIG_PKG_USING_RTI is not set
 # CONFIG_PKG_USING_LITTLEVGL2RTT is not set
@@ -343,6 +352,11 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_LITTLED is not set
 # CONFIG_PKG_USING_LKDGUI is not set
 # CONFIG_PKG_USING_NRF5X_SDK is not set
+CONFIG_PKG_USING_NRFX=y
+CONFIG_PKG_NRFX_PATH="/packages/peripherals/nrfx"
+CONFIG_PKG_USING_NRFX_V210=y
+# CONFIG_PKG_USING_NRFX_LATEST_VERSION is not set
+CONFIG_PKG_NRFX_VER="v2.1.0"
 # CONFIG_PKG_USING_WM_LIBRARIES is not set
 # CONFIG_PKG_USING_KENDRYTE_SDK is not set
 # CONFIG_PKG_USING_INFRARED is not set
@@ -367,11 +381,6 @@ CONFIG_RT_USING_LIBC=y
 # CONFIG_PKG_USING_BEEP is not set
 # CONFIG_PKG_USING_EASYBLINK is not set
 # CONFIG_PKG_USING_PMS_SERIES is not set
-CONFIG_PKG_USING_NRFX=y
-CONFIG_PKG_NRFX_PATH="/packages/peripherals/nrfx"
-CONFIG_PKG_USING_NRFX_V210=y
-# CONFIG_PKG_USING_NRFX_LATEST_VERSION is not set
-CONFIG_PKG_NRFX_VER="v2.1.0"
 
 #
 # miscellaneous packages
@@ -423,6 +432,7 @@ CONFIG_SOC_NRF52840=y
 # On-chip Peripheral Drivers
 #
 # CONFIG_BSP_USING_GPIO is not set
+# CONFIG_BSP_USING_ON_CHIP_FLASH is not set
 CONFIG_BSP_USING_UART=y
 CONFIG_BSP_USING_UART0=y
 # CONFIG_BSP_USING_UART1 is not set

bsp/nrf5x/nrf52840/board/Kconfig

@@ -2,14 +2,14 @@ menu "Hardware Drivers Config"
 
 config SOC_NRF52840
     bool
-	config SOC_NRF52840
+    config SOC_NRF52840
     select RT_USING_COMPONENTS_INIT
     select RT_USING_USER_MAIN
     default y
 
 menu "Onboard Peripheral Drivers"
     config BSP_USING_JLINK_TO_USART
-        bool "Enable JLINK TO USART (uart0)"
+        bool "Enable JLINK TO USART (uart0|RX_PIN:8|TX_PIN:6)"
         select BSP_USING_UART
         select BSP_USING_UART0
         default y
@@ -30,11 +30,44 @@ menu "On-chip Peripheral Drivers"
             config BSP_USING_UART0
                 bool "Enable UART0"
                 default y 
-
+                if BSP_USING_UART0
+                    config BSP_UART0_RX_PIN
+                        int "uart0 rx pin number"
+                        range 0 31
+                        default 8
+                    config BSP_UART0_TX_PIN
+                        int "uart0 tx pin number"
+                        range 0 31
+                        default 6
+                endif
             config BSP_USING_UART1
                 bool "Enable UART1"
                 default n
-		endif
+        endif
+	menu "On-chip flash config"
+		config MCU_FLASH_START_ADDRESS  
+			hex "MCU FLASH START ADDRESS"
+			default 0x00000000
+			
+		config MCU_FLASH_SIZE_KB  
+			int "MCU FLASH SIZE, MAX size 1024 KB"
+			range 1 1024
+			default 1024		
+			
+		config MCU_SRAM_START_ADDRESS 
+			hex "MCU RAM START ADDRESS"
+			default 0x20000000
+			
+		config MCU_SRAM_SIZE_KB 
+			int "MCU RAM SIZE, MAX size 256 KB"
+			range 1 256
+			default 256
+			
+		config MCU_FLASH_PAGE_SIZE 
+			hex "MCU FLASH PAGE SIZE, please not change,nrfx default is 0x1000"
+			range 0x1000 0x1000
+			default 0x1000
+	endmenu
 endmenu
 
 endmenu

bsp/nrf5x/nrf52840/board/board.h

@@ -5,6 +5,11 @@
 
 #include "nrf.h"
 
+#define MCU_FLASH_SIZE MCU_FLASH_SIZE_KB*1024
+#define MCU_FLASH_END_ADDRESS        ((uint32_t)(MCU_FLASH_START_ADDRESS + MCU_FLASH_SIZE))
+#define MCU_SRAM_SIZE MCU_SRAM_SIZE_KB*1024
+#define MCU_SRAM_END_ADDRESS        (MCU_SRAM_START_ADDRESS + MCU_SRAM_SIZE)
+
 #if defined(__CC_ARM) || defined(__CLANG_ARM)
 extern int Image$$RW_IRAM1$$ZI$$Limit;
 #define HEAP_BEGIN      ((void *)&Image$$RW_IRAM1$$ZI$$Limit)

bsp/nrf5x/nrf52840/board/linker_scripts/link.sct

@@ -2,13 +2,13 @@
 ; *** Scatter-Loading Description File generated by uVision ***
 ; *************************************************************
 
-LR_IROM1 0x0001F000 0x00061000  {    ; load region size_region
-  ER_IROM1 0x0001F000 0x00061000  {  ; load address = execution address
+LR_IROM1 0x00000000 0x100000  {    ; load region size_region
+  ER_IROM1 0x00000000 0x100000  {  ; load address = execution address
    *.o (RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
   }
-  RW_IRAM1 0x200025F8 0x0000DA08  {  ; RW data
+  RW_IRAM1 0x20000000 0x40000  {  ; RW data
    .ANY (+RW +ZI)
   }
 }

bsp/nrf5x/nrf52840/board/sdk_config.h

@@ -11687,7 +11687,11 @@
 // </h> 
 //==========================================================
 
-
+// <e> NRFX_NVMC_ENABLED - nrfx_nvmc - NVMC peripheral driver
+//==========================================================
+#ifndef NRFX_NVMC_ENABLED
+#define NRFX_NVMC_ENABLED 1
+#endif
 // </e>
 
 // </h> 

bsp/nrf5x/nrf52840/project.uvoptx

@@ -119,13 +119,13 @@
       <TargetDriverDllRegistry>
         <SetRegEntry>
           <Number>0</Number>
-          <Key>UL2CM3</Key>
-          <Name>UL2CM3(-S0 -C0 -P0 ) -FN2 -FC4000 -FD20000000 -FF0nrf52xxx -FF1nrf52xxx_uicr -FL0200000 -FL11000 -FS00 -FS110001000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
+          <Key>JL2CM3</Key>
+          <Name>-U683349164 -O78 -S2 -ZTIFSpeedSel5000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(2BA01477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8004 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD20000000 -FC4000 -FN2 -FF0nrf52xxx.flm -FS00 -FL0200000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FF1nrf52xxx_uicr.flm -FS110001000 -FL11000 -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
         </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
-          <Key>JL2CM3</Key>
-          <Name>-U683349164 -O78 -S2 -ZTIFSpeedSel5000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(2BA01477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8004 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD20000000 -FC2000 -FN2 -FF0nrf52xxx.flm -FS00 -FL0200000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FF1nrf52xxx_uicr.flm -FS110001000 -FL11000 -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
+          <Key>UL2CM3</Key>
+          <Name>UL2CM3(-S0 -C0 -P0 )  -FN2 -FC4000 -FD20000000 -FF0nrf52xxx -FF1nrf52xxx_uicr -FL0200000 -FL11000 -FS00 -FS110001000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
         </SetRegEntry>
       </TargetDriverDllRegistry>
       <Breakpoint/>
@@ -359,7 +359,7 @@
 
   <Group>
     <GroupName>Applications</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
@@ -379,7 +379,7 @@
 
   <Group>
     <GroupName>Drivers</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
@@ -411,7 +411,7 @@
 
   <Group>
     <GroupName>nrfx</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>

bsp/nrf5x/nrf52840/project.uvprojx

@@ -18,7 +18,7 @@
           <Vendor>Nordic Semiconductor</Vendor>
           <PackID>NordicSemiconductor.nRF_DeviceFamilyPack.8.32.1</PackID>
           <PackURL>http://developer.nordicsemi.com/nRF5_SDK/pieces/nRF_DeviceFamilyPack/</PackURL>
-          <Cpu>IRAM(0x20000000,0x00040000) IROM(0x00000000,0x00100000) CPUTYPE("Cortex-M4") FPU2 DSP CLOCK(12000000) ELITTLE</Cpu>
+          <Cpu>IRAM(0x20000000,0x40000) IROM(0x00000000,0x100000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
           <FlashUtilSpec></FlashUtilSpec>
           <StartupFile></StartupFile>
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC4000 -FN2 -FF0nrf52xxx -FS00 -FL0200000 -FF1nrf52xxx_uicr -FS110001000 -FL11000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm))</FlashDriverDll>
@@ -275,7 +275,7 @@
               <OCR_RVCT4>
                 <Type>1</Type>
                 <StartAddress>0x0</StartAddress>
-                <Size>0xde000</Size>
+                <Size>0x100000</Size>
               </OCR_RVCT4>
               <OCR_RVCT5>
                 <Type>1</Type>
@@ -299,8 +299,8 @@
               </OCR_RVCT8>
               <OCR_RVCT9>
                 <Type>0</Type>
-                <StartAddress>0x200026c0</StartAddress>
-                <Size>0x3d940</Size>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x40000</Size>
               </OCR_RVCT9>
               <OCR_RVCT10>
                 <Type>0</Type>

bsp/nrf5x/nrf52840/template.uvoptx

@@ -119,13 +119,13 @@
       <TargetDriverDllRegistry>
         <SetRegEntry>
           <Number>0</Number>
-          <Key>UL2CM3</Key>
-          <Name>UL2CM3(-S0 -C0 -P0 ) -FN2 -FC4000 -FD20000000 -FF0nrf52xxx -FF1nrf52xxx_uicr -FL0200000 -FL11000 -FS00 -FS110001000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
+          <Key>JL2CM3</Key>
+          <Name>-U683349164 -O78 -S2 -ZTIFSpeedSel5000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(2BA01477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8004 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD20000000 -FC4000 -FN2 -FF0nrf52xxx.flm -FS00 -FL0200000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FF1nrf52xxx_uicr.flm -FS110001000 -FL11000 -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
         </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
-          <Key>JL2CM3</Key>
-          <Name>-U683349164 -O78 -S2 -ZTIFSpeedSel5000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(2BA01477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8004 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD20000000 -FC2000 -FN2 -FF0nrf52xxx.flm -FS00 -FL0200000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FF1nrf52xxx_uicr.flm -FS110001000 -FL11000 -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
+          <Key>UL2CM3</Key>
+          <Name>UL2CM3(-S0 -C0 -P0 )  -FN2 -FC4000 -FD20000000 -FF0nrf52xxx -FF1nrf52xxx_uicr -FL0200000 -FL11000 -FS00 -FS110001000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
         </SetRegEntry>
       </TargetDriverDllRegistry>
       <Breakpoint/>

bsp/nrf5x/nrf52840/template.uvprojx

@@ -18,7 +18,7 @@
           <Vendor>Nordic Semiconductor</Vendor>
           <PackID>NordicSemiconductor.nRF_DeviceFamilyPack.8.32.1</PackID>
           <PackURL>http://developer.nordicsemi.com/nRF5_SDK/pieces/nRF_DeviceFamilyPack/</PackURL>
-          <Cpu>IRAM(0x20000000,0x00040000) IROM(0x00000000,0x00100000) CPUTYPE("Cortex-M4") FPU2 DSP CLOCK(12000000) ELITTLE</Cpu>
+          <Cpu>IRAM(0x20000000,0x40000) IROM(0x00000000,0x100000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
           <FlashUtilSpec></FlashUtilSpec>
           <StartupFile></StartupFile>
           <FlashDriverDll>UL2CM3(-S0 -C0 -P0 -FD20000000 -FC4000 -FN2 -FF0nrf52xxx -FS00 -FL0200000 -FF1nrf52xxx_uicr -FS110001000 -FL11000 -FP0($$Device:nRF52840_xxAA$Flash\nrf52xxx.flm) -FP1($$Device:nRF52840_xxAA$Flash\nrf52xxx_uicr.flm))</FlashDriverDll>
@@ -275,7 +275,7 @@
               <OCR_RVCT4>
                 <Type>1</Type>
                 <StartAddress>0x0</StartAddress>
-                <Size>0xde000</Size>
+                <Size>0x100000</Size>
               </OCR_RVCT4>
               <OCR_RVCT5>
                 <Type>1</Type>
@@ -299,8 +299,8 @@
               </OCR_RVCT8>
               <OCR_RVCT9>
                 <Type>0</Type>
-                <StartAddress>0x200026c0</StartAddress>
-                <Size>0x3d940</Size>
+                <StartAddress>0x20000000</StartAddress>
+                <Size>0x40000</Size>
               </OCR_RVCT9>
               <OCR_RVCT10>
                 <Type>0</Type>