添加串口2

Signed-off-by: a1012112796 <1012112796@qq.com>

.config

@@ -707,7 +707,9 @@ CONFIG_BSP_USING_GPIO=y
 CONFIG_BSP_USING_UART=y
 CONFIG_BSP_USING_UART1=y
 # CONFIG_BSP_UART1_RX_USING_DMA is not set
-# CONFIG_BSP_USING_UART2 is not set
+CONFIG_BSP_USING_UART2=y
+CONFIG_BSP_UART2_RX_USING_DMA=y
+CONFIG_BSP_UART2_TX_USING_DMA=y
 # CONFIG_BSP_USING_UART3 is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_I2C1 is not set

board/CubeMX_Config/CubeMX_Config.ioc

@@ -8,17 +8,20 @@ Mcu.IP0=NVIC
 Mcu.IP1=RCC
 Mcu.IP2=SYS
 Mcu.IP3=USART1
-Mcu.IPNb=4
+Mcu.IP4=USART2
+Mcu.IPNb=5
 Mcu.Name=STM32F413V(G-H)Tx
 Mcu.Package=LQFP100
 Mcu.Pin0=PH0 - OSC_IN
 Mcu.Pin1=PH1 - OSC_OUT
-Mcu.Pin2=PA9
+Mcu.Pin2=PA2
-Mcu.Pin3=PA10
+Mcu.Pin3=PA3
-Mcu.Pin4=PA13
+Mcu.Pin4=PA9
-Mcu.Pin5=PA14
+Mcu.Pin5=PA10
-Mcu.Pin6=VP_SYS_VS_Systick
+Mcu.Pin6=PA13
-Mcu.PinsNb=7
+Mcu.Pin7=PA14
+Mcu.Pin8=VP_SYS_VS_Systick
+Mcu.PinsNb=9
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32F413VGTx
@@ -41,6 +44,10 @@ PA13.Mode=Serial_Wire
 PA13.Signal=SYS_JTMS-SWDIO
 PA14.Mode=Serial_Wire
 PA14.Signal=SYS_JTCK-SWCLK
+PA2.Mode=Asynchronous
+PA2.Signal=USART2_TX
+PA3.Mode=Asynchronous
+PA3.Signal=USART2_RX
 PA9.Mode=Asynchronous
 PA9.Signal=USART1_TX
 PH0\ -\ OSC_IN.Mode=HSE-External-Oscillator
@@ -122,6 +129,8 @@ RCC.VCOInputFreq_Value=1000000
 RCC.VCOOutputFreq_Value=200000000
 USART1.IPParameters=VirtualMode
 USART1.VirtualMode=VM_ASYNC
+USART2.IPParameters=VirtualMode
+USART2.VirtualMode=VM_ASYNC
 VP_SYS_VS_Systick.Mode=SysTick
 VP_SYS_VS_Systick.Signal=SYS_VS_Systick
 board=custom

board/CubeMX_Config/Src/stm32f4xx_hal_msp.c

@@ -109,6 +109,30 @@ void HAL_UART_MspInit(UART_HandleTypeDef* huart)
 
   /* USER CODE END USART1_MspInit 1 */
   }
+  else if(huart->Instance==USART2)
+  {
+  /* USER CODE BEGIN USART2_MspInit 0 */
+
+  /* USER CODE END USART2_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_USART2_CLK_ENABLE();
+
+    __HAL_RCC_GPIOA_CLK_ENABLE();
+    /**USART2 GPIO Configuration
+    PA2     ------> USART2_TX
+    PA3     ------> USART2_RX
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN USART2_MspInit 1 */
+
+  /* USER CODE END USART2_MspInit 1 */
+  }
 
 }
 
@@ -138,6 +162,24 @@ void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
 
   /* USER CODE END USART1_MspDeInit 1 */
   }
+  else if(huart->Instance==USART2)
+  {
+  /* USER CODE BEGIN USART2_MspDeInit 0 */
+
+  /* USER CODE END USART2_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_USART2_CLK_DISABLE();
+
+    /**USART2 GPIO Configuration
+    PA2     ------> USART2_TX
+    PA3     ------> USART2_RX
+    */
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
+
+  /* USER CODE BEGIN USART2_MspDeInit 1 */
+
+  /* USER CODE END USART2_MspDeInit 1 */
+  }
 
 }
 

board/Kconfig

@@ -44,6 +44,11 @@ menu "On-chip Peripheral Drivers"
                 depends on BSP_USING_UART2 && RT_SERIAL_USING_DMA
                 default n
 
+            config BSP_UART2_TX_USING_DMA
+                bool "Enable UART2 TX DMA"
+                depends on BSP_USING_UART2 && RT_SERIAL_USING_DMA
+                default n
+
             config BSP_USING_UART3
                 bool "Enable UART3"
                 default y

rtconfig.h

@@ -205,6 +205,9 @@
 #define BSP_USING_GPIO
 #define BSP_USING_UART
 #define BSP_USING_UART1
+#define BSP_USING_UART2
+#define BSP_UART2_RX_USING_DMA
+#define BSP_UART2_TX_USING_DMA
 
 /* Board extended module Drivers */