第一版代码，为了在EEPROM保存参数的时候走STM32的CRC，让Codex修改了一下，现在的效果是无法存储，codex表示原因是CRC方法不同，修改到一半今天的额度使用完了，有待后续解决CRC的bug
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Core/Src/usart.c
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Core/Src/usart.c
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/* 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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/* USER CODE END 0 */
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UART_HandleTypeDef huart5;
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UART_HandleTypeDef huart3;
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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 = 115200;
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huart5.Init.WordLength = UART_WORDLENGTH_8B;
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huart5.Init.StopBits = UART_STOPBITS_1;
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huart5.Init.Parity = UART_PARITY_NONE;
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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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/* USER CODE END UART5_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 = 9600;
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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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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==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 = GPIO_PIN_12;
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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(GPIOC, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_2;
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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(GPIOD, &GPIO_InitStruct);
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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==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_GPIOB_CLK_ENABLE();
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/**USART3 GPIO Configuration
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PB10 ------> USART3_TX
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PB11 ------> USART3_RX
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*/
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GPIO_InitStruct.Pin = RS485_TX_Pin|RS485_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(GPIOB, &GPIO_InitStruct);
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/* USART3 interrupt Init */
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HAL_NVIC_SetPriority(USART3_IRQn, 5, 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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}
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void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
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{
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if(uartHandle->Instance==UART5)
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{
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/* USER CODE BEGIN UART5_MspDeInit 0 */
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/* USER CODE END UART5_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_UART5_CLK_DISABLE();
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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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HAL_GPIO_DeInit(GPIOC, GPIO_PIN_12);
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HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
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/* USER CODE BEGIN UART5_MspDeInit 1 */
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/* USER CODE END UART5_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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PB10 ------> USART3_TX
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PB11 ------> USART3_RX
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*/
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HAL_GPIO_DeInit(GPIOB, RS485_TX_Pin|RS485_RX_Pin);
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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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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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