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Uart working

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DashyFox
2024-09-15 19:29:07 +03:00
parent 419c55d807
commit cad6b45c5d
21 changed files with 1187 additions and 697 deletions
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23
Core/Src/stm32f1xx_hal_msp.c
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@ -24,6 +24,7 @@
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
extern DMA_HandleTypeDef hdma_usart3_rx;
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */
@ -348,8 +349,25 @@ void HAL_UART_MspInit(UART_HandleTypeDef* huart)
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(RX_GPIO_Port, &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_CIRCULAR;
hdma_usart3_rx.Init.Priority = DMA_PRIORITY_HIGH;
if (HAL_DMA_Init(&hdma_usart3_rx) != HAL_OK)
{
Error_Handler();
}
__HAL_LINKDMA(huart,hdmarx,hdma_usart3_rx);
/* USART3 interrupt Init */
HAL_NVIC_SetPriority(USART3_IRQn, 0, 0);
HAL_NVIC_SetPriority(USART3_IRQn, 3, 0);
HAL_NVIC_EnableIRQ(USART3_IRQn);
/* USER CODE BEGIN USART3_MspInit 1 */
@ -381,6 +399,9 @@ void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
*/
HAL_GPIO_DeInit(GPIOB, TX_Pin|RX_Pin);
/* USART3 DMA DeInit */
HAL_DMA_DeInit(huart->hdmarx);
/* USART3 interrupt DeInit */
HAL_NVIC_DisableIRQ(USART3_IRQn);
/* USER CODE BEGIN USART3_MspDeInit 1 */