393 lines
10 KiB
C
393 lines
10 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 "modbus.h"
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/* USER CODE END 0 */
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UART_HandleTypeDef huart1;
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UART_HandleTypeDef huart3;
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UART_HandleTypeDef huart6;
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DMA_HandleTypeDef hdma_usart1_tx;
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DMA_HandleTypeDef hdma_usart3_tx;
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DMA_HandleTypeDef hdma_usart6_tx;
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/* USART1 init function */
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void MX_USART1_UART_Init(void)
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{
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/* USER CODE BEGIN USART1_Init 0 */
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/* USER CODE END USART1_Init 0 */
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/* USER CODE BEGIN USART1_Init 1 */
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/* USER CODE END USART1_Init 1 */
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huart1.Instance = USART1;
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huart1.Init.BaudRate = 115200;
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huart1.Init.WordLength = UART_WORDLENGTH_8B;
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huart1.Init.StopBits = UART_STOPBITS_1;
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huart1.Init.Parity = UART_PARITY_NONE;
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huart1.Init.Mode = UART_MODE_TX_RX;
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huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
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huart1.Init.OverSampling = UART_OVERSAMPLING_16;
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if (HAL_UART_Init(&huart1) != HAL_OK)
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{
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Error_Handler();
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}
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/* USER CODE BEGIN USART1_Init 2 */
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/* USER CODE END USART1_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==USART1)
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{
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/* USER CODE BEGIN USART1_MspInit 0 */
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/* USER CODE END USART1_MspInit 0 */
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/* USART1 clock enable */
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__HAL_RCC_USART1_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**USART1 GPIO Configuration
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PA9 ------> USART1_TX
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PA10 ------> USART1_RX
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
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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_USART1;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* USART1 DMA Init */
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/* USART1_TX Init */
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hdma_usart1_tx.Instance = DMA2_Stream7;
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hdma_usart1_tx.Init.Channel = DMA_CHANNEL_4;
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hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
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hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
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hdma_usart1_tx.Init.MemInc = DMA_MINC_ENABLE;
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hdma_usart1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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hdma_usart1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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hdma_usart1_tx.Init.Mode = DMA_NORMAL;
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hdma_usart1_tx.Init.Priority = DMA_PRIORITY_LOW;
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hdma_usart1_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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if (HAL_DMA_Init(&hdma_usart1_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_usart1_tx);
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/* USART1 interrupt Init */
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HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(USART1_IRQn);
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/* USER CODE BEGIN USART1_MspInit 1 */
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/* USER CODE END USART1_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 = GPIO_PIN_8|GPIO_PIN_9;
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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_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 = GPIO_PIN_6|GPIO_PIN_7;
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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_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);
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HAL_NVIC_EnableIRQ(USART6_IRQn);
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/* USER CODE BEGIN USART6_MspInit 1 */
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/* USER CODE END USART6_MspInit 1 */
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}
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}
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void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
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{
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if(uartHandle->Instance==USART1)
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{
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/* USER CODE BEGIN USART1_MspDeInit 0 */
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/* USER CODE END USART1_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_USART1_CLK_DISABLE();
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/**USART1 GPIO Configuration
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PA9 ------> USART1_TX
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PA10 ------> USART1_RX
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*/
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
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/* USART1 DMA DeInit */
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HAL_DMA_DeInit(uartHandle->hdmatx);
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/* USART1 interrupt Deinit */
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HAL_NVIC_DisableIRQ(USART1_IRQn);
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/* USER CODE BEGIN USART1_MspDeInit 1 */
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/* USER CODE END USART1_MspDeInit 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_MspDeInit 0 */
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/* USER CODE END USART3_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_USART3_CLK_DISABLE();
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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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HAL_GPIO_DeInit(GPIOD, GPIO_PIN_8|GPIO_PIN_9);
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/* USART3 DMA DeInit */
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HAL_DMA_DeInit(uartHandle->hdmatx);
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/* USART3 interrupt Deinit */
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HAL_NVIC_DisableIRQ(USART3_IRQn);
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/* USER CODE BEGIN USART3_MspDeInit 1 */
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/* USER CODE END USART3_MspDeInit 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_MspDeInit 0 */
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/* USER CODE END USART6_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_USART6_CLK_DISABLE();
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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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HAL_GPIO_DeInit(GPIOC, GPIO_PIN_6|GPIO_PIN_7);
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/* USART6 DMA DeInit */
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HAL_DMA_DeInit(uartHandle->hdmatx);
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/* USART6 interrupt Deinit */
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HAL_NVIC_DisableIRQ(USART6_IRQn);
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/* USER CODE BEGIN USART6_MspDeInit 1 */
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/* USER CODE END USART6_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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UART_BUF uart1; //<2F><><EFBFBD>ڽṹ<DABD><E1B9B9>ʵ<EFBFBD><CAB5>
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uint8_t RxBuffer; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><D0BC><EFBFBD><EFBFBD><EFBFBD>
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uint8_t hart_flag = 0;
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#pragma import(__use_no_semihosting_swi)
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#pragma import(__use_no_semihosting)
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void _sys_exit(int x) {
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x = x;
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}
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struct __FILE {
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int handle;
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/* Whatever you require here. If the only file you are using is */
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/* standard output using printf() for debugging, no file handling */
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/* is required. */
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};
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/* FILE is typedef<65><66> d in stdio.h. */
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FILE __stdout;
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int fputc(int ch, FILE *f)
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{
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HAL_UART_Transmit(&huart1, (uint8_t *)&ch, 1, 0xffff);
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return ch;
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}
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void uart_send(UART_HandleTypeDef *huart,uint8_t *Tx_Buf,uint16_t Size)
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{
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HAL_UART_Transmit_DMA(huart,Tx_Buf,Size);
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}
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void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
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{
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if(huart->Instance == USART1)
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{
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modbus_rx_cb();
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}
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if(huart->Instance == USART3)
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{
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modbus_uart3_rx_cb();
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}
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if(huart->Instance == USART6)
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{
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modbus_uart6_rx_cb();
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}
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}
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/* USER CODE END 1 */
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