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remove usart2 rx DMA

This commit is contained in:
Yunhorn 2024-04-09 08:29:58 +08:00
parent 5edf24df72
commit 15f9ebc728
3 changed files with 6 additions and 29 deletions
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4
Core/Src/stm32wlxx_it.c
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@ -58,7 +58,7 @@
extern RTC_HandleTypeDef hrtc;
extern SUBGHZ_HandleTypeDef hsubghz;
extern DMA_HandleTypeDef hdma_usart2_tx;
extern DMA_HandleTypeDef hdma_usart2_rx;
extern UART_HandleTypeDef huart2;
/* USER CODE BEGIN EV */
extern DMA_HandleTypeDef hdma_spi1_rx;
@ -305,7 +305,7 @@ void DMA1_Channel6_IRQHandler(void)
/* USER CODE BEGIN DMA1_Channel6_IRQn 0 */
/* USER CODE END DMA1_Channel6_IRQn 0 */
HAL_DMA_IRQHandler(&hdma_usart2_rx);
/* USER CODE BEGIN DMA1_Channel6_IRQn 1 */
/* USER CODE END DMA1_Channel6_IRQn 1 */

31
Core/Src/usart.c
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@ -26,7 +26,7 @@
UART_HandleTypeDef huart2;
DMA_HandleTypeDef hdma_usart2_tx;
DMA_HandleTypeDef hdma_usart2_rx;
/* USART2 init function */
@ -55,7 +55,7 @@ void MX_USART2_UART_Init(void)
{
Error_Handler();
}
/*
if (HAL_UARTEx_SetTxFifoThreshold(&huart2, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
{
Error_Handler();
@ -68,7 +68,7 @@ void MX_USART2_UART_Init(void)
{
Error_Handler();
}
*/
/* USER CODE BEGIN USART2_Init 2 */
/* USER CODE END USART2_Init 2 */
@ -112,28 +112,6 @@ void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* USART2 DMA Init */
/* USART2_RX Init */
hdma_usart2_rx.Instance = DMA1_Channel6;
hdma_usart2_rx.Init.Request = DMA_REQUEST_USART2_RX;
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_LOW;
if (HAL_DMA_Init(&hdma_usart2_rx) != HAL_OK)
{
Error_Handler();
}
#ifdef STM32WL55xx
if (HAL_DMA_ConfigChannelAttributes(&hdma_usart2_rx, DMA_CHANNEL_NPRIV) != HAL_OK)
{
Error_Handler();
}
#endif
__HAL_LINKDMA(uartHandle,hdmarx,hdma_usart2_rx);
/* USART2_TX Init */
hdma_usart2_tx.Instance = DMA1_Channel7;
hdma_usart2_tx.Init.Request = DMA_REQUEST_USART2_TX;
@ -157,7 +135,7 @@ void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
__HAL_LINKDMA(uartHandle,hdmatx,hdma_usart2_tx);
/* USART2 interrupt Init */
HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
HAL_NVIC_SetPriority(USART2_IRQn, 2, 0);
HAL_NVIC_EnableIRQ(USART2_IRQn);
/* USER CODE BEGIN USART2_MspInit 1 */
@ -183,7 +161,6 @@ void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
HAL_GPIO_DeInit(GPIOA, USARTx_RX_Pin|USARTx_TX_Pin);
/* USART2 DMA DeInit */
HAL_DMA_DeInit(uartHandle->hdmarx);
HAL_DMA_DeInit(uartHandle->hdmatx);
/* USART2 interrupt Deinit */

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STM32CubeIDE/Release/STS_O7.bin
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