/**
|
******************************************************************************
|
* @file usart.c
|
* @brief This file provides code for the configuration
|
* of the USART instances.
|
******************************************************************************
|
* @attention
|
*
|
* <h2><center>© Copyright (c) 2021 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 */
|
|
/* USER CODE END 0 */
|
|
UART_HandleTypeDef huart1;
|
|
/* USART1 init function */
|
|
void MX_USART1_UART_Init(void)
|
{
|
|
/* USER CODE BEGIN USART1_Init 0 */
|
|
/* USER CODE END USART1_Init 0 */
|
|
/* USER CODE BEGIN USART1_Init 1 */
|
|
/* USER CODE END USART1_Init 1 */
|
huart1.Instance = USART1;
|
huart1.Init.BaudRate = 115200;
|
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();
|
}
|
/* USER CODE BEGIN USART1_Init 2 */
|
|
/* USER CODE END USART1_Init 2 */
|
|
}
|
|
void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
|
{
|
|
GPIO_InitTypeDef GPIO_InitStruct = {0};
|
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);
|
|
/* USER CODE BEGIN USART1_MspInit 1 */
|
|
/* USER CODE END USART1_MspInit 1 */
|
}
|
}
|
|
void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
|
{
|
|
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);
|
|
/* USER CODE BEGIN USART1_MspDeInit 1 */
|
|
/* USER CODE END USART1_MspDeInit 1 */
|
}
|
}
|
|
/* USER CODE BEGIN 1 */
|
#ifdef __GNUC__
|
/* With GCC, small printf (option LD Linker->Libraries->Small printf set to 'Yes') calls __io_putchar() */
|
#define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
|
#else
|
#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
|
#endif /* __GNUC__ */
|
|
PUTCHAR_PROTOTYPE
|
{
|
HAL_UART_Transmit(&huart1 , (uint8_t *)&ch, 1, 0xFFFF);
|
return ch;
|
}
|
|
/* USER CODE END 1 */
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
