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- /**
- ******************************************************************************
- * @file usart.c
- * @brief This file provides code for the configuration
- * of the USART instances.
- ******************************************************************************
- * @attention
- *
- * <h2><center>© Copyright (c) 2022 STMicroelectronics.
- * All rights reserved.</center></h2>
- *
- * This software component is licensed by ST under BSD 3-Clause license,
- * the "License"; You may not use this file except in compliance with the
- * License. You may obtain a copy of the License at:
- * opensource.org/licenses/BSD-3-Clause
- *
- ******************************************************************************
- */
- /* Includes ------------------------------------------------------------------*/
- #include "usart.h"
- /* USER CODE BEGIN 0 */
- #include <rtthread.h>
- #include "string.h"
- #include "weight.h"
- #include "display.h"
- volatile uint8_t rx_len=0;
- //volatile uint8_t recv_end_flag=0;
- uint8_t rx_buffer1[BUFFER_SIZE];
- uint8_t rx_buffer2[BUFFER_SIZE];
- uint8_t rx_buffer3[BUFFER_SIZE];
- uint8_t rx_buffer4[BUFFER_SIZE];
- /* 消息队列控制块 */
- //struct rt_messagequeue mq;
- /* 消息队列中用到的放置消息的内存池 */
- //rt_uint8_t msg_pool[2048];
- /* USER CODE END 0 */
- UART_HandleTypeDef huart4;
- UART_HandleTypeDef huart5;
- UART_HandleTypeDef huart1;
- UART_HandleTypeDef huart2;
- UART_HandleTypeDef huart3;
- DMA_HandleTypeDef hdma_uart4_rx;
- DMA_HandleTypeDef hdma_uart4_tx;
- DMA_HandleTypeDef hdma_usart1_rx;
- DMA_HandleTypeDef hdma_usart1_tx;
- DMA_HandleTypeDef hdma_usart2_rx;
- DMA_HandleTypeDef hdma_usart2_tx;
- DMA_HandleTypeDef hdma_usart3_rx;
- DMA_HandleTypeDef hdma_usart3_tx;
- /* UART4 init function */
- void MX_UART4_Init(void)
- {
- huart4.Instance = UART4;
- huart4.Init.BaudRate = 57600;
- huart4.Init.WordLength = UART_WORDLENGTH_8B;
- huart4.Init.StopBits = UART_STOPBITS_1;
- huart4.Init.Parity = UART_PARITY_NONE;
- huart4.Init.Mode = UART_MODE_TX_RX;
- huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
- huart4.Init.OverSampling = UART_OVERSAMPLING_16;
- if (HAL_UART_Init(&huart4) != HAL_OK)
- {
- Error_Handler();
- }
- }
- /* UART5 init function */
- void MX_UART5_Init(void)
- {
- huart5.Instance = UART5;
- huart5.Init.BaudRate = 9600;
- huart5.Init.WordLength = UART_WORDLENGTH_8B;
- huart5.Init.StopBits = UART_STOPBITS_1;
- huart5.Init.Parity = UART_PARITY_NONE;
- huart5.Init.Mode = UART_MODE_TX_RX;
- huart5.Init.HwFlowCtl = UART_HWCONTROL_NONE;
- huart5.Init.OverSampling = UART_OVERSAMPLING_16;
- if (HAL_UART_Init(&huart5) != HAL_OK)
- {
- Error_Handler();
- }
- }
- /* USART1 init function */
- void MX_USART1_UART_Init(void)
- {
- huart1.Instance = USART1;
- huart1.Init.BaudRate = 9600;
- huart1.Init.WordLength = UART_WORDLENGTH_8B;
- huart1.Init.StopBits = UART_STOPBITS_1;
- huart1.Init.Parity = UART_PARITY_NONE;
- huart1.Init.Mode = UART_MODE_TX_RX;
- huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
- huart1.Init.OverSampling = UART_OVERSAMPLING_16;
- if (HAL_UART_Init(&huart1) != HAL_OK)
- {
- Error_Handler();
- }
- }
- /* USART2 init function */
- void MX_USART2_UART_Init(void)
- {
- huart2.Instance = USART2;
- huart2.Init.BaudRate = 9600;
- huart2.Init.WordLength = UART_WORDLENGTH_8B;
- huart2.Init.StopBits = UART_STOPBITS_1;
- huart2.Init.Parity = UART_PARITY_NONE;
- huart2.Init.Mode = UART_MODE_TX_RX;
- huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
- huart2.Init.OverSampling = UART_OVERSAMPLING_16;
- if (HAL_UART_Init(&huart2) != HAL_OK)
- {
- Error_Handler();
- }
- }
- /* USART3 init function */
- void MX_USART3_UART_Init(void)
- {
- huart3.Instance = USART3;
- huart3.Init.BaudRate = 115200;//9600;
- huart3.Init.WordLength = UART_WORDLENGTH_8B;
- huart3.Init.StopBits = UART_STOPBITS_1;
- huart3.Init.Parity = UART_PARITY_NONE;
- huart3.Init.Mode = UART_MODE_TX_RX;
- huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
- huart3.Init.OverSampling = UART_OVERSAMPLING_16;
- if (HAL_UART_Init(&huart3) != HAL_OK)
- {
- Error_Handler();
- }
- }
- void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
- {
- GPIO_InitTypeDef GPIO_InitStruct = {0};
- if(uartHandle->Instance==UART4)
- {
- /* USER CODE BEGIN UART4_MspInit 0 */
- /* USER CODE END UART4_MspInit 0 */
- /* UART4 clock enable */
- __HAL_RCC_UART4_CLK_ENABLE();
- __HAL_RCC_GPIOC_CLK_ENABLE();
- /**UART4 GPIO Configuration
- PC10 ------> UART4_TX
- PC11 ------> UART4_RX
- */
- GPIO_InitStruct.Pin = GPIO_PIN_10;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
- HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
- GPIO_InitStruct.Pin = GPIO_PIN_11;
- GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
- /* UART4 DMA Init */
- /* UART4_RX Init */
- hdma_uart4_rx.Instance = DMA2_Channel3;
- hdma_uart4_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
- hdma_uart4_rx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_uart4_rx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_uart4_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_uart4_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_uart4_rx.Init.Mode = DMA_NORMAL;
- hdma_uart4_rx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_uart4_rx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmarx,hdma_uart4_rx);
- /* UART4_TX Init */
- hdma_uart4_tx.Instance = DMA2_Channel5;
- hdma_uart4_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
- hdma_uart4_tx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_uart4_tx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_uart4_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_uart4_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_uart4_tx.Init.Mode = DMA_NORMAL;
- hdma_uart4_tx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_uart4_tx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmatx,hdma_uart4_tx);
- /* UART4 interrupt Init */
- HAL_NVIC_SetPriority(UART4_IRQn, 1, 0);
- HAL_NVIC_EnableIRQ(UART4_IRQn);
- /* USER CODE BEGIN UART4_MspInit 1 */
- display_usart_Init(uartHandle);
- /* USER CODE END UART4_MspInit 1 */
- }
- else if(uartHandle->Instance==UART5)
- {
- /* USER CODE BEGIN UART5_MspInit 0 */
- /* USER CODE END UART5_MspInit 0 */
- /* UART5 clock enable */
- __HAL_RCC_UART5_CLK_ENABLE();
- __HAL_RCC_GPIOC_CLK_ENABLE();
- __HAL_RCC_GPIOD_CLK_ENABLE();
- /**UART5 GPIO Configuration
- PC12 ------> UART5_TX
- PD2 ------> UART5_RX
- */
- GPIO_InitStruct.Pin = GPIO_PIN_12;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
- HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
- GPIO_InitStruct.Pin = GPIO_PIN_2;
- GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
- /* UART5 interrupt Init */
- HAL_NVIC_SetPriority(UART5_IRQn, 1, 0);
- HAL_NVIC_EnableIRQ(UART5_IRQn);
- /* USER CODE BEGIN UART5_MspInit 1 */
- /* USER CODE END UART5_MspInit 1 */
- }
- else if(uartHandle->Instance==USART1)
- {
- /* USER CODE BEGIN USART1_MspInit 0 */
- /* USER CODE END USART1_MspInit 0 */
- /* USART1 clock enable */
- __HAL_RCC_USART1_CLK_ENABLE();
- __HAL_RCC_GPIOA_CLK_ENABLE();
- /**USART1 GPIO Configuration
- PA9 ------> USART1_TX
- PA10 ------> USART1_RX
- */
- GPIO_InitStruct.Pin = GPIO_PIN_9;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
- GPIO_InitStruct.Pin = GPIO_PIN_10;
- GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
- /* USART1 DMA Init */
- /* USART1_RX Init */
- hdma_usart1_rx.Instance = DMA1_Channel5;
- hdma_usart1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
- hdma_usart1_rx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart1_rx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart1_rx.Init.Mode = DMA_NORMAL;
- hdma_usart1_rx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart1_rx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmarx,hdma_usart1_rx);
- /* USART1_TX Init */
- hdma_usart1_tx.Instance = DMA1_Channel4;
- hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
- hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart1_tx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart1_tx.Init.Mode = DMA_NORMAL;
- hdma_usart1_tx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart1_tx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmatx,hdma_usart1_tx);
- /* USART1 interrupt Init */
- HAL_NVIC_SetPriority(USART1_IRQn, 1, 0);
- HAL_NVIC_EnableIRQ(USART1_IRQn);
- /* USER CODE BEGIN USART1_MspInit 1 */
- weight_usart_Init(uartHandle);
- /* USER CODE END USART1_MspInit 1 */
- }
- else if(uartHandle->Instance==USART2)
- {
- /* USER CODE BEGIN USART2_MspInit 0 */
- /* USER CODE END USART2_MspInit 0 */
- /* USART2 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_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
- GPIO_InitStruct.Pin = GPIO_PIN_3;
- GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
- /* USART2 DMA Init */
- /* USART2_RX Init */
- hdma_usart2_rx.Instance = DMA1_Channel6;
- hdma_usart2_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
- hdma_usart2_rx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart2_rx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart2_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart2_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart2_rx.Init.Mode = DMA_NORMAL;
- hdma_usart2_rx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart2_rx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmarx,hdma_usart2_rx);
- /* USART2_TX Init */
- hdma_usart2_tx.Instance = DMA1_Channel7;
- hdma_usart2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
- hdma_usart2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart2_tx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart2_tx.Init.Mode = DMA_NORMAL;
- hdma_usart2_tx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart2_tx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmatx,hdma_usart2_tx);
- /* USART2 interrupt Init */
- HAL_NVIC_SetPriority(USART2_IRQn, 1, 0);
- HAL_NVIC_EnableIRQ(USART2_IRQn);
- /* USER CODE BEGIN USART2_MspInit 1 */
- weight_usart_Init(uartHandle);
- /* USER CODE END USART2_MspInit 1 */
- }
- else if(uartHandle->Instance==USART3)
- {
- /* USER CODE BEGIN USART3_MspInit 0 */
- /* USER CODE END USART3_MspInit 0 */
- /* USART3 clock enable */
- __HAL_RCC_USART3_CLK_ENABLE();
- __HAL_RCC_GPIOB_CLK_ENABLE();
- /**USART3 GPIO Configuration
- PB10 ------> USART3_TX
- PB11 ------> USART3_RX
- */
- GPIO_InitStruct.Pin = GPIO_PIN_10;
- GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
- HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
- GPIO_InitStruct.Pin = GPIO_PIN_11;
- GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
- /* USART3 DMA Init */
- /* USART3_RX Init */
- hdma_usart3_rx.Instance = DMA1_Channel3;
- hdma_usart3_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
- hdma_usart3_rx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart3_rx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart3_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart3_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart3_rx.Init.Mode = DMA_NORMAL;
- hdma_usart3_rx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart3_rx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmarx,hdma_usart3_rx);
- /* USART3_TX Init */
- hdma_usart3_tx.Instance = DMA1_Channel2;
- hdma_usart3_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
- hdma_usart3_tx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart3_tx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart3_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart3_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart3_tx.Init.Mode = DMA_NORMAL;
- hdma_usart3_tx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart3_tx) != HAL_OK)
- {
- Error_Handler();
- }
- __HAL_LINKDMA(uartHandle,hdmatx,hdma_usart3_tx);
- /* USART3 interrupt Init */
- HAL_NVIC_SetPriority(USART3_IRQn, 1, 0);
- HAL_NVIC_EnableIRQ(USART3_IRQn);
- /* USER CODE BEGIN USART3_MspInit 1 */
- weight_usart_Init(uartHandle);
- /* USER CODE END USART3_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, GPIO_PIN_10|GPIO_PIN_11);
- /* 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(GPIOC, GPIO_PIN_12);
- HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
- /* UART5 interrupt Deinit */
- HAL_NVIC_DisableIRQ(UART5_IRQn);
- /* USER CODE BEGIN UART5_MspDeInit 1 */
- /* USER CODE END UART5_MspDeInit 1 */
- }
- else if(uartHandle->Instance==USART1)
- {
- /* USER CODE BEGIN USART1_MspDeInit 0 */
- /* USER CODE END USART1_MspDeInit 0 */
- /* Peripheral clock disable */
- __HAL_RCC_USART1_CLK_DISABLE();
- /**USART1 GPIO Configuration
- PA9 ------> USART1_TX
- PA10 ------> USART1_RX
- */
- HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
- /* USART1 DMA DeInit */
- HAL_DMA_DeInit(uartHandle->hdmarx);
- HAL_DMA_DeInit(uartHandle->hdmatx);
- /* USART1 interrupt Deinit */
- HAL_NVIC_DisableIRQ(USART1_IRQn);
- /* USER CODE BEGIN USART1_MspDeInit 1 */
-
- /* USER CODE END USART1_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
- PA2 ------> USART2_TX
- PA3 ------> USART2_RX
- */
- HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
- /* USART2 DMA DeInit */
- HAL_DMA_DeInit(uartHandle->hdmarx);
- HAL_DMA_DeInit(uartHandle->hdmatx);
- /* 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
- PB10 ------> USART3_TX
- PB11 ------> USART3_RX
- */
- HAL_GPIO_DeInit(GPIOB, GPIO_PIN_10|GPIO_PIN_11);
- /* 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 */
- }
- }
- /* USER CODE BEGIN 1 */
- void print_char(char c)
- {
- HAL_UART_Transmit(&huart5, (uint8_t *) (&c), 1, 1);
- }
- /* USER CODE END 1 */
- /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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