[components][freemodbus] update function : xMBPortSerialInit(...) and xMBMasterPortSerialInit(...) | 更新 xMBPortSerialInit() 与 xMBMasterPortSerialInit() 函数

components/net/freemodbus/port/portserial.c

@@ -53,6 +53,7 @@ BOOL xMBPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
         eMBParity eParity)
 {
     rt_device_t dev = RT_NULL;
+    char uart_name[20];
     /**
      * set 485 mode receive and transmit control IO
      * @note MODBUS_SLAVE_RT_CONTROL_PIN_INDEX need be defined by user
@@ -61,21 +62,12 @@ BOOL xMBPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
     rt_pin_mode(MODBUS_SLAVE_RT_CONTROL_PIN_INDEX, PIN_MODE_OUTPUT);
 #endif
     /* set serial name */
-    if (ucPORT == 1)
-    {
-        dev = rt_device_find("uart1");
-    }
-    else if (ucPORT == 2)
-    {
-        dev = rt_device_find("uart2");
-    }
-    else if (ucPORT == 3)
-    {
-        dev = rt_device_find("uart3");
-    }
+    rt_snprintf(uart_name,sizeof(uart_name), "uart%d", ucPORT);
 
+    dev = rt_device_find(uart_name);
     if(dev == RT_NULL)
     {
+        /* can not find uart */
         return FALSE;
     }
     else

components/net/freemodbus/port/portserial_m.c

@@ -54,6 +54,8 @@ BOOL xMBMasterPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
         eMBParity eParity)
 {
     rt_device_t dev = RT_NULL;
+    char uart_name[20];
+
     /**
      * set 485 mode receive and transmit control IO
      * @note MODBUS_MASTER_RT_CONTROL_PIN_INDEX need be defined by user
@@ -62,27 +64,19 @@ BOOL xMBMasterPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
     rt_pin_mode(MODBUS_MASTER_RT_CONTROL_PIN_INDEX, PIN_MODE_OUTPUT);
 #endif
     /* set serial name */
-    if (ucPORT == 1)
-    {
-        dev = rt_device_find("uart1");
-    }
-    else if (ucPORT == 2)
-    {
-        dev = rt_device_find("uart2");
-    }
-    else if (ucPORT == 3)
-    {
-        dev = rt_device_find("uart3");
-    }
+    rt_snprintf(uart_name,sizeof(uart_name), "uart%d", ucPORT);
 
+    dev = rt_device_find(uart_name);
     if(dev == RT_NULL)
     {
+        /* can not find uart */
         return FALSE;
     }
     else
     {
         serial = (struct rt_serial_device*)dev;
     }
+
     /* set serial configure parameter */
     serial->config.baud_rate = ulBaudRate;
     serial->config.stop_bits = STOP_BITS_1;
@@ -216,12 +210,6 @@ static void serial_soft_trans_irq(void* parameter) {
                 RT_WAITING_FOREVER, &recved_event);
         /* execute modbus callback */
         prvvUARTTxReadyISR();
-        /* waiting for serial transmit start */
-        // if (rt_event_recv(&event_serial, EVENT_SERIAL_TRANS_START, RT_EVENT_FLAG_OR,RT_WAITING_FOREVER, &recved_event) == RT_EOK )
-        // {
-        //     /* execute modbus callback */
-        //     prvvUARTTxReadyISR();
-        // }
     }
 }