281 lines
7.9 KiB
C
281 lines
7.9 KiB
C
|
/* USER CODE BEGIN Header */
|
||
|
|
/**
|
||
|
|
******************************************************************************
|
||
|
|
* @file usart.c
|
||
|
|
* @brief This file provides code for the configuration
|
||
|
|
* of the USART instances.
|
||
|
|
******************************************************************************
|
||
|
|
* @attention
|
||
|
|
*
|
||
|
|
* Copyright (c) 2024 STMicroelectronics.
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* This software is licensed under terms that can be found in the LICENSE file
|
||
|
|
* in the root directory of this software component.
|
||
|
|
* If no LICENSE file comes with this software, it is provided AS-IS.
|
||
|
|
*
|
||
|
|
******************************************************************************
|
||
|
|
*/
|
||
|
|
/* USER CODE END Header */
|
||
|
|
/* Includes ------------------------------------------------------------------*/
|
||
|
|
#include "usart.h"
|
||
|
|
|
||
|
|
/* USER CODE BEGIN 0 */
|
||
|
|
|
||
|
|
/* USER CODE END 0 */
|
||
|
|
|
||
|
|
UART_HandleTypeDef huart2;
|
||
|
|
UART_HandleTypeDef huart3;
|
||
|
|
DMA_HandleTypeDef hdma_usart2_tx;
|
||
|
|
DMA_HandleTypeDef hdma_usart2_rx;
|
||
|
|
DMA_HandleTypeDef hdma_usart3_rx;
|
||
|
|
DMA_HandleTypeDef hdma_usart3_tx;
|
||
|
|
|
||
|
|
/* USART2 init function */
|
||
|
|
|
||
|
|
void MX_USART2_UART_Init(void)
|
||
|
|
{
|
||
|
|
|
||
|
|
/* USER CODE BEGIN USART2_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE END USART2_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE BEGIN USART2_Init 1 */
|
||
|
|
|
||
|
|
/* USER CODE END USART2_Init 1 */
|
||
|
|
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();
|
||
|
|
}
|
||
|
|
/* USER CODE BEGIN USART2_Init 2 */
|
||
|
|
|
||
|
|
/* USER CODE END USART2_Init 2 */
|
||
|
|
|
||
|
|
}
|
||
|
|
/* USART3 init function */
|
||
|
|
|
||
|
|
void MX_USART3_UART_Init(void)
|
||
|
|
{
|
||
|
|
|
||
|
|
/* USER CODE BEGIN USART3_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE END USART3_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE BEGIN USART3_Init 1 */
|
||
|
|
|
||
|
|
/* USER CODE END USART3_Init 1 */
|
||
|
|
huart3.Instance = USART3;
|
||
|
|
huart3.Init.BaudRate = 115200;
|
||
|
|
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();
|
||
|
|
}
|
||
|
|
/* USER CODE BEGIN USART3_Init 2 */
|
||
|
|
|
||
|
|
/* USER CODE END USART3_Init 2 */
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
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 = 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_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_MEDIUM;
|
||
|
|
if (HAL_DMA_Init(&hdma_usart2_tx) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
|
||
|
|
__HAL_LINKDMA(uartHandle,hdmatx,hdma_usart2_tx);
|
||
|
|
|
||
|
|
/* 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_MEDIUM;
|
||
|
|
if (HAL_DMA_Init(&hdma_usart2_rx) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
|
||
|
|
__HAL_LINKDMA(uartHandle,hdmarx,hdma_usart2_rx);
|
||
|
|
|
||
|
|
/* USART2 interrupt Init */
|
||
|
|
HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
|
||
|
|
HAL_NVIC_EnableIRQ(USART2_IRQn);
|
||
|
|
/* USER CODE BEGIN USART2_MspInit 1 */
|
||
|
|
|
||
|
|
/* 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_MEDIUM;
|
||
|
|
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_MEDIUM;
|
||
|
|
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, 0, 0);
|
||
|
|
HAL_NVIC_EnableIRQ(USART3_IRQn);
|
||
|
|
/* USER CODE BEGIN USART3_MspInit 1 */
|
||
|
|
|
||
|
|
/* USER CODE END USART3_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, GPIO_PIN_2|GPIO_PIN_3);
|
||
|
|
|
||
|
|
/* USART2 DMA DeInit */
|
||
|
|
HAL_DMA_DeInit(uartHandle->hdmatx);
|
||
|
|
HAL_DMA_DeInit(uartHandle->hdmarx);
|
||
|
|
|
||
|
|
/* 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 */
|
||
|
|
|
||
|
|
/* USER CODE END 1 */
|