/** ****************************************************************************** * File Name : USART.c * Description : This file provides code for the configuration * of the USART instances. ****************************************************************************** ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef huart2; /* USART2 init function */ void MX_USART2_UART_Init(void) { huart2.Instance = USART2; huart2.Init.BaudRate = 115200; 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(); } } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; 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 = USART_TX_Pin|USART_RX_Pin; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF7_USART2; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN USART2_MspInit 1 */ /* USER CODE END USART2_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { 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, USART_TX_Pin|USART_RX_Pin); /* USER CODE BEGIN USART2_MspDeInit 1 */ /* USER CODE END USART2_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/