From bfa1481d9e7b053fe7d67dbb451aa41d4b4f3fab Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期五, 15 三月 2024 15:58:24 +0800
Subject: [PATCH] 1
---
Src/stm32l0xx_hal_msp.c | 52 ++--------------------------------------------------
1 files changed, 2 insertions(+), 50 deletions(-)
diff --git a/Src/stm32l0xx_hal_msp.c b/Src/stm32l0xx_hal_msp.c
index ec23a5a..6155020 100644
--- a/Src/stm32l0xx_hal_msp.c
+++ b/Src/stm32l0xx_hal_msp.c
@@ -32,10 +32,6 @@
extern DMA_HandleTypeDef hdma_usart1_tx;
-extern DMA_HandleTypeDef hdma_usart5_rx;
-
-extern DMA_HandleTypeDef hdma_usart5_tx;
-
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */
@@ -292,7 +288,7 @@
/* USART1 DMA Init */
/* USART1_RX Init */
- hdma_usart1_rx.Instance = DMA1_Channel5;
+ hdma_usart1_rx.Instance = DMA1_Channel3;
hdma_usart1_rx.Init.Request = DMA_REQUEST_3;
hdma_usart1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
hdma_usart1_rx.Init.PeriphInc = DMA_PINC_DISABLE;
@@ -309,7 +305,7 @@
__HAL_LINKDMA(huart,hdmarx,hdma_usart1_rx);
/* USART1_TX Init */
- hdma_usart1_tx.Instance = DMA1_Channel4;
+ hdma_usart1_tx.Instance = DMA1_Channel2;
hdma_usart1_tx.Init.Request = DMA_REQUEST_3;
hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
@@ -360,44 +356,6 @@
GPIO_InitStruct.Alternate = GPIO_AF6_USART5;
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
- /* USART5 DMA Init */
- /* USART5_RX Init */
- hdma_usart5_rx.Instance = DMA1_Channel2;
- hdma_usart5_rx.Init.Request = DMA_REQUEST_13;
- hdma_usart5_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
- hdma_usart5_rx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart5_rx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart5_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart5_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart5_rx.Init.Mode = DMA_CIRCULAR;
- hdma_usart5_rx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart5_rx) != HAL_OK)
- {
- Error_Handler();
- }
-
- __HAL_LINKDMA(huart,hdmarx,hdma_usart5_rx);
-
- /* USART5_TX Init */
- hdma_usart5_tx.Instance = DMA1_Channel3;
- hdma_usart5_tx.Init.Request = DMA_REQUEST_13;
- hdma_usart5_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
- hdma_usart5_tx.Init.PeriphInc = DMA_PINC_DISABLE;
- hdma_usart5_tx.Init.MemInc = DMA_MINC_ENABLE;
- hdma_usart5_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
- hdma_usart5_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
- hdma_usart5_tx.Init.Mode = DMA_NORMAL;
- hdma_usart5_tx.Init.Priority = DMA_PRIORITY_LOW;
- if (HAL_DMA_Init(&hdma_usart5_tx) != HAL_OK)
- {
- Error_Handler();
- }
-
- __HAL_LINKDMA(huart,hdmatx,hdma_usart5_tx);
-
- /* USART5 interrupt Init */
- HAL_NVIC_SetPriority(USART4_5_IRQn, 2, 0);
- HAL_NVIC_EnableIRQ(USART4_5_IRQn);
/* USER CODE BEGIN USART5_MspInit 1 */
/* USER CODE END USART5_MspInit 1 */
@@ -477,12 +435,6 @@
HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2);
- /* USART5 DMA DeInit */
- HAL_DMA_DeInit(huart->hdmarx);
- HAL_DMA_DeInit(huart->hdmatx);
-
- /* USART5 interrupt DeInit */
- HAL_NVIC_DisableIRQ(USART4_5_IRQn);
/* USER CODE BEGIN USART5_MspDeInit 1 */
/* USER CODE END USART5_MspDeInit 1 */
--
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