578 lines
17 KiB
C
578 lines
17 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file usart.c
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* @brief This file provides code for the configuration
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* of the USART instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "usart.h"
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/* USER CODE BEGIN 0 */
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#include "ht1200m.h"
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/* USER CODE END 0 */
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UART_HandleTypeDef huart4;
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UART_HandleTypeDef huart5;
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UART_HandleTypeDef huart2;
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UART_HandleTypeDef huart3;
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UART_HandleTypeDef huart6;
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DMA_HandleTypeDef hdma_uart4_rx;
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DMA_HandleTypeDef hdma_uart4_tx;
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DMA_HandleTypeDef hdma_usart3_rx;
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DMA_HandleTypeDef hdma_usart3_tx;
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DMA_HandleTypeDef hdma_usart6_rx;
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DMA_HandleTypeDef hdma_usart6_tx;
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/* UART4 init function */
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void MX_UART4_Init(void)
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{
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/* USER CODE BEGIN UART4_Init 0 */
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/* USER CODE END UART4_Init 0 */
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/* USER CODE BEGIN UART4_Init 1 */
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/* USER CODE END UART4_Init 1 */
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huart4.Instance = UART4;
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huart4.Init.BaudRate = 115200;
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huart4.Init.WordLength = UART_WORDLENGTH_8B;
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huart4.Init.StopBits = UART_STOPBITS_1;
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huart4.Init.Parity = UART_PARITY_NONE;
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huart4.Init.Mode = UART_MODE_TX_RX;
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huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart4.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&huart4) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN UART4_Init 2 */
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//__HAL_UART_ENABLE_IT(&huart4, UART_IT_IDLE); // 使能IDLE中断
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/* USER CODE END UART4_Init 2 */
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}
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/* UART5 init function */
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void MX_UART5_Init(void)
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{
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/* USER CODE BEGIN UART5_Init 0 */
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/* USER CODE END UART5_Init 0 */
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/* USER CODE BEGIN UART5_Init 1 */
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/* USER CODE END UART5_Init 1 */
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huart5.Instance = UART5;
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huart5.Init.BaudRate = 1200;
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huart5.Init.WordLength = UART_WORDLENGTH_9B;
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huart5.Init.StopBits = UART_STOPBITS_1;
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huart5.Init.Parity = UART_PARITY_ODD;
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huart5.Init.Mode = UART_MODE_TX_RX;
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huart5.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart5.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&huart5) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN UART5_Init 2 */
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// HAL_UART_Receive_IT(&huart5, &hart1_uart5.rx_data, 1);
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__HAL_UART_ENABLE_IT(&huart5, UART_IT_RXNE); // 接收中断
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__HAL_UART_ENABLE_IT(&huart5, UART_IT_IDLE); // 空闲中断
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/* USER CODE END UART5_Init 2 */
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}
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/* USART2 init function */
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void MX_USART2_UART_Init(void)
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{
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/* USER CODE BEGIN USART2_Init 0 */
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/* USER CODE END USART2_Init 0 */
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/* USER CODE BEGIN USART2_Init 1 */
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/* USER CODE END USART2_Init 1 */
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huart2.Instance = USART2;
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huart2.Init.BaudRate = 1200;
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huart2.Init.WordLength = UART_WORDLENGTH_9B;
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huart2.Init.StopBits = UART_STOPBITS_1;
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huart2.Init.Parity = UART_PARITY_ODD;
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huart2.Init.Mode = UART_MODE_TX_RX;
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huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart2.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&huart2) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USART2_Init 2 */
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__HAL_UART_ENABLE_IT(&huart2, UART_IT_RXNE); // 接收中断
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__HAL_UART_ENABLE_IT(&huart2, UART_IT_IDLE); // 使能IDLE中断
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/* USER CODE END USART2_Init 2 */
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}
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/* USART3 init function */
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void MX_USART3_UART_Init(void)
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{
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/* USER CODE BEGIN USART3_Init 0 */
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/* USER CODE END USART3_Init 0 */
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/* USER CODE BEGIN USART3_Init 1 */
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/* USER CODE END USART3_Init 1 */
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huart3.Instance = USART3;
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huart3.Init.BaudRate = 115200;
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huart3.Init.WordLength = UART_WORDLENGTH_8B;
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huart3.Init.StopBits = UART_STOPBITS_1;
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huart3.Init.Parity = UART_PARITY_NONE;
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huart3.Init.Mode = UART_MODE_TX_RX;
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huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart3.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&huart3) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USART3_Init 2 */
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/* USER CODE END USART3_Init 2 */
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}
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/* USART6 init function */
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void MX_USART6_UART_Init(void)
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{
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/* USER CODE BEGIN USART6_Init 0 */
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/* USER CODE END USART6_Init 0 */
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/* USER CODE BEGIN USART6_Init 1 */
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/* USER CODE END USART6_Init 1 */
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huart6.Instance = USART6;
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huart6.Init.BaudRate = 115200;
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huart6.Init.WordLength = UART_WORDLENGTH_8B;
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huart6.Init.StopBits = UART_STOPBITS_1;
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huart6.Init.Parity = UART_PARITY_NONE;
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huart6.Init.Mode = UART_MODE_TX_RX;
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huart6.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart6.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&huart6) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USART6_Init 2 */
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/* USER CODE END USART6_Init 2 */
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}
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void HAL_UART_MspInit(UART_HandleTypeDef *uartHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if (uartHandle->Instance == UART4)
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{
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/* USER CODE BEGIN UART4_MspInit 0 */
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/* USER CODE END UART4_MspInit 0 */
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/* UART4 clock enable */
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__HAL_RCC_UART4_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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/**UART4 GPIO Configuration
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PC10 ------> UART4_TX
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PC11 ------> UART4_RX
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*/
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GPIO_InitStruct.Pin = LCD_TX_Pin | LCD_RX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF8_UART4;
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HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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/* UART4 DMA Init */
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/* UART4_RX Init */
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hdma_uart4_rx.Instance = DMA1_Stream2;
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hdma_uart4_rx.Init.Channel = DMA_CHANNEL_4;
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hdma_uart4_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
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hdma_uart4_rx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_uart4_rx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_uart4_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_uart4_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_uart4_rx.Init.Mode = DMA_NORMAL;
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hdma_uart4_rx.Init.Priority = DMA_PRIORITY_VERY_HIGH;
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hdma_uart4_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_uart4_rx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmarx, hdma_uart4_rx);
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/* UART4_TX Init */
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hdma_uart4_tx.Instance = DMA1_Stream4;
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hdma_uart4_tx.Init.Channel = DMA_CHANNEL_4;
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hdma_uart4_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_uart4_tx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_uart4_tx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_uart4_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_uart4_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_uart4_tx.Init.Mode = DMA_NORMAL;
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hdma_uart4_tx.Init.Priority = DMA_PRIORITY_VERY_HIGH;
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hdma_uart4_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_uart4_tx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmatx, hdma_uart4_tx);
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/* UART4 interrupt Init */
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HAL_NVIC_SetPriority(UART4_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(UART4_IRQn);
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/* USER CODE BEGIN UART4_MspInit 1 */
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/* USER CODE END UART4_MspInit 1 */
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}
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else if (uartHandle->Instance == UART5)
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{
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/* USER CODE BEGIN UART5_MspInit 0 */
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/* USER CODE END UART5_MspInit 0 */
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/* UART5 clock enable */
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__HAL_RCC_UART5_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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__HAL_RCC_GPIOD_CLK_ENABLE();
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/**UART5 GPIO Configuration
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PC12 ------> UART5_TX
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PD2 ------> UART5_RX
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*/
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GPIO_InitStruct.Pin = HART1_TX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF8_UART5;
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HAL_GPIO_Init(HART1_TX_GPIO_Port, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = HART1_RX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF8_UART5;
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HAL_GPIO_Init(HART1_RX_GPIO_Port, &GPIO_InitStruct);
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/* UART5 interrupt Init */
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HAL_NVIC_SetPriority(UART5_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(UART5_IRQn);
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/* USER CODE BEGIN UART5_MspInit 1 */
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/* USER CODE END UART5_MspInit 1 */
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}
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else if (uartHandle->Instance == USART2)
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{
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/* USER CODE BEGIN USART2_MspInit 0 */
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/* USER CODE END USART2_MspInit 0 */
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/* USART2 clock enable */
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__HAL_RCC_USART2_CLK_ENABLE();
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__HAL_RCC_GPIOD_CLK_ENABLE();
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/**USART2 GPIO Configuration
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PD5 ------> USART2_TX
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PD6 ------> USART2_RX
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*/
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GPIO_InitStruct.Pin = HART2_TX_Pin | HART2_RX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
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HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
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/* USART2 interrupt Init */
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HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(USART2_IRQn);
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/* USER CODE BEGIN USART2_MspInit 1 */
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/* USER CODE END USART2_MspInit 1 */
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}
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else if (uartHandle->Instance == USART3)
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{
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/* USER CODE BEGIN USART3_MspInit 0 */
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/* USER CODE END USART3_MspInit 0 */
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/* USART3 clock enable */
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__HAL_RCC_USART3_CLK_ENABLE();
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__HAL_RCC_GPIOD_CLK_ENABLE();
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/**USART3 GPIO Configuration
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PD8 ------> USART3_TX
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PD9 ------> USART3_RX
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*/
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GPIO_InitStruct.Pin = BLE2_TX_Pin | BLE2_RX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
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HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
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/* USART3 DMA Init */
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/* USART3_RX Init */
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hdma_usart3_rx.Instance = DMA1_Stream1;
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hdma_usart3_rx.Init.Channel = DMA_CHANNEL_4;
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hdma_usart3_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
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hdma_usart3_rx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_usart3_rx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_usart3_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_usart3_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_usart3_rx.Init.Mode = DMA_NORMAL;
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hdma_usart3_rx.Init.Priority = DMA_PRIORITY_LOW;
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hdma_usart3_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_usart3_rx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmarx, hdma_usart3_rx);
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/* USART3_TX Init */
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hdma_usart3_tx.Instance = DMA1_Stream3;
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hdma_usart3_tx.Init.Channel = DMA_CHANNEL_4;
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hdma_usart3_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_usart3_tx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_usart3_tx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_usart3_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_usart3_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_usart3_tx.Init.Mode = DMA_NORMAL;
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hdma_usart3_tx.Init.Priority = DMA_PRIORITY_LOW;
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hdma_usart3_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_usart3_tx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmatx, hdma_usart3_tx);
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/* USART3 interrupt Init */
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HAL_NVIC_SetPriority(USART3_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(USART3_IRQn);
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/* USER CODE BEGIN USART3_MspInit 1 */
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/* USER CODE END USART3_MspInit 1 */
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}
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else if (uartHandle->Instance == USART6)
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{
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/* USER CODE BEGIN USART6_MspInit 0 */
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/* USER CODE END USART6_MspInit 0 */
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/* USART6 clock enable */
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__HAL_RCC_USART6_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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/**USART6 GPIO Configuration
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PC6 ------> USART6_TX
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PC7 ------> USART6_RX
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*/
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GPIO_InitStruct.Pin = BLE1_TX_Pin | BLE1_RX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF8_USART6;
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HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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/* USART6 DMA Init */
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/* USART6_RX Init */
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hdma_usart6_rx.Instance = DMA2_Stream1;
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hdma_usart6_rx.Init.Channel = DMA_CHANNEL_5;
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hdma_usart6_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
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hdma_usart6_rx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_usart6_rx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_usart6_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_usart6_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_usart6_rx.Init.Mode = DMA_NORMAL;
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hdma_usart6_rx.Init.Priority = DMA_PRIORITY_LOW;
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hdma_usart6_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_usart6_rx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmarx, hdma_usart6_rx);
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/* USART6_TX Init */
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hdma_usart6_tx.Instance = DMA2_Stream6;
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hdma_usart6_tx.Init.Channel = DMA_CHANNEL_5;
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hdma_usart6_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_usart6_tx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_usart6_tx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_usart6_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_usart6_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_usart6_tx.Init.Mode = DMA_NORMAL;
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hdma_usart6_tx.Init.Priority = DMA_PRIORITY_LOW;
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hdma_usart6_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_usart6_tx) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmatx, hdma_usart6_tx);
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/* USART6 interrupt Init */
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HAL_NVIC_SetPriority(USART6_IRQn, 0, 0);
|
||
HAL_NVIC_EnableIRQ(USART6_IRQn);
|
||
/* USER CODE BEGIN USART6_MspInit 1 */
|
||
|
||
/* USER CODE END USART6_MspInit 1 */
|
||
}
|
||
}
|
||
|
||
void HAL_UART_MspDeInit(UART_HandleTypeDef *uartHandle)
|
||
{
|
||
|
||
if (uartHandle->Instance == UART4)
|
||
{
|
||
/* USER CODE BEGIN UART4_MspDeInit 0 */
|
||
|
||
/* USER CODE END UART4_MspDeInit 0 */
|
||
/* Peripheral clock disable */
|
||
__HAL_RCC_UART4_CLK_DISABLE();
|
||
|
||
/**UART4 GPIO Configuration
|
||
PC10 ------> UART4_TX
|
||
PC11 ------> UART4_RX
|
||
*/
|
||
HAL_GPIO_DeInit(GPIOC, LCD_TX_Pin | LCD_RX_Pin);
|
||
|
||
/* UART4 DMA DeInit */
|
||
HAL_DMA_DeInit(uartHandle->hdmarx);
|
||
HAL_DMA_DeInit(uartHandle->hdmatx);
|
||
|
||
/* UART4 interrupt Deinit */
|
||
HAL_NVIC_DisableIRQ(UART4_IRQn);
|
||
/* USER CODE BEGIN UART4_MspDeInit 1 */
|
||
|
||
/* USER CODE END UART4_MspDeInit 1 */
|
||
}
|
||
else if (uartHandle->Instance == UART5)
|
||
{
|
||
/* USER CODE BEGIN UART5_MspDeInit 0 */
|
||
|
||
/* USER CODE END UART5_MspDeInit 0 */
|
||
/* Peripheral clock disable */
|
||
__HAL_RCC_UART5_CLK_DISABLE();
|
||
|
||
/**UART5 GPIO Configuration
|
||
PC12 ------> UART5_TX
|
||
PD2 ------> UART5_RX
|
||
*/
|
||
HAL_GPIO_DeInit(HART1_TX_GPIO_Port, HART1_TX_Pin);
|
||
|
||
HAL_GPIO_DeInit(HART1_RX_GPIO_Port, HART1_RX_Pin);
|
||
|
||
/* UART5 interrupt Deinit */
|
||
HAL_NVIC_DisableIRQ(UART5_IRQn);
|
||
/* USER CODE BEGIN UART5_MspDeInit 1 */
|
||
|
||
/* USER CODE END UART5_MspDeInit 1 */
|
||
}
|
||
else if (uartHandle->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
|
||
PD5 ------> USART2_TX
|
||
PD6 ------> USART2_RX
|
||
*/
|
||
HAL_GPIO_DeInit(GPIOD, HART2_TX_Pin | HART2_RX_Pin);
|
||
|
||
/* USART2 interrupt Deinit */
|
||
HAL_NVIC_DisableIRQ(USART2_IRQn);
|
||
/* USER CODE BEGIN USART2_MspDeInit 1 */
|
||
|
||
/* USER CODE END USART2_MspDeInit 1 */
|
||
}
|
||
else if (uartHandle->Instance == USART3)
|
||
{
|
||
/* USER CODE BEGIN USART3_MspDeInit 0 */
|
||
|
||
/* USER CODE END USART3_MspDeInit 0 */
|
||
/* Peripheral clock disable */
|
||
__HAL_RCC_USART3_CLK_DISABLE();
|
||
|
||
/**USART3 GPIO Configuration
|
||
PD8 ------> USART3_TX
|
||
PD9 ------> USART3_RX
|
||
*/
|
||
HAL_GPIO_DeInit(GPIOD, BLE2_TX_Pin | BLE2_RX_Pin);
|
||
|
||
/* USART3 DMA DeInit */
|
||
HAL_DMA_DeInit(uartHandle->hdmarx);
|
||
HAL_DMA_DeInit(uartHandle->hdmatx);
|
||
|
||
/* USART3 interrupt Deinit */
|
||
HAL_NVIC_DisableIRQ(USART3_IRQn);
|
||
/* USER CODE BEGIN USART3_MspDeInit 1 */
|
||
|
||
/* USER CODE END USART3_MspDeInit 1 */
|
||
}
|
||
else if (uartHandle->Instance == USART6)
|
||
{
|
||
/* USER CODE BEGIN USART6_MspDeInit 0 */
|
||
|
||
/* USER CODE END USART6_MspDeInit 0 */
|
||
/* Peripheral clock disable */
|
||
__HAL_RCC_USART6_CLK_DISABLE();
|
||
|
||
/**USART6 GPIO Configuration
|
||
PC6 ------> USART6_TX
|
||
PC7 ------> USART6_RX
|
||
*/
|
||
HAL_GPIO_DeInit(GPIOC, BLE1_TX_Pin | BLE1_RX_Pin);
|
||
|
||
/* USART6 DMA DeInit */
|
||
HAL_DMA_DeInit(uartHandle->hdmarx);
|
||
HAL_DMA_DeInit(uartHandle->hdmatx);
|
||
|
||
/* USART6 interrupt Deinit */
|
||
HAL_NVIC_DisableIRQ(USART6_IRQn);
|
||
/* USER CODE BEGIN USART6_MspDeInit 1 */
|
||
|
||
/* USER CODE END USART6_MspDeInit 1 */
|
||
}
|
||
}
|
||
|
||
/* USER CODE BEGIN 1 */
|
||
/*
|
||
*********************************************************************************************************
|
||
* 函 数 名: dma_usart_send
|
||
* 功能说明: 串口发送功能函数
|
||
* 形 参: buf，len
|
||
* 返 回 值: 无
|
||
*********************************************************************************************************
|
||
*/
|
||
void dma_usart_send(UART_HandleTypeDef *huart, uint8_t *buf, uint8_t len) // 串口发送封装
|
||
{
|
||
if (HAL_UART_Transmit_DMA(huart, buf, len) != HAL_OK) // 判断是否发送正常，如果出现异常则进入异常中断函数
|
||
{
|
||
Error_Handler();
|
||
}
|
||
}
|
||
|
||
/* USER CODE END 1 */
|