From 567085ead3f6adaabd884f16ab4b17c62e8f0403 Mon Sep 17 00:00:00 2001
From: yincheng.zhong <634916154@qq.com>
Date: 星期日, 21 十二月 2025 22:28:09 +0800
Subject: [PATCH] OTA升级功能调通，准备增加boot的代码

---
 STM32H743/Core/Src/main.c |   95 +++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 95 insertions(+), 0 deletions(-)

diff --git a/STM32H743/Core/Src/main.c b/STM32H743/Core/Src/main.c
index 369d1f7..7ede484 100644
--- a/STM32H743/Core/Src/main.c
+++ b/STM32H743/Core/Src/main.c
@@ -45,17 +45,22 @@
 
 /* Private variables ---------------------------------------------------------*/
 
+CRC_HandleTypeDef hcrc;
+
 TIM_HandleTypeDef htim1;
 TIM_HandleTypeDef htim2;
 TIM_HandleTypeDef htim3;
 TIM_HandleTypeDef htim4;
 
 UART_HandleTypeDef huart4;
+UART_HandleTypeDef huart5;
 UART_HandleTypeDef huart1;
 UART_HandleTypeDef huart2;
 UART_HandleTypeDef huart3;
 UART_HandleTypeDef huart6;
 DMA_HandleTypeDef hdma_uart4_rx;
+DMA_HandleTypeDef hdma_uart5_rx;
+DMA_HandleTypeDef hdma_uart5_tx;
 DMA_HandleTypeDef hdma_usart1_rx;
 DMA_HandleTypeDef hdma_usart1_tx;
 DMA_HandleTypeDef hdma_usart2_rx;
@@ -90,6 +95,8 @@
 static void MX_USART6_UART_Init(void);
 static void MX_TIM4_Init(void);
 static void MX_UART4_Init(void);
+static void MX_UART5_Init(void);
+static void MX_CRC_Init(void);
 void StartDefaultTask(void *argument);
 
 /* USER CODE BEGIN PFP */
@@ -149,12 +156,15 @@
   MX_USART6_UART_Init();
   MX_TIM4_Init();
   MX_UART4_Init();
+  MX_UART5_Init();
+  MX_CRC_Init();
   /* USER CODE BEGIN 2 */
   UART6_StartReceive();
     Uart_Register(UART_ID_DBG, &huart1);
     Uart_Register(UART_ID_GPS, &huart2);
     Uart_Register(UART_ID_4G, &huart3);
     Uart_Register(UART_ID_SBUS, &huart4);
+    Uart_Register(UART_ID_PYTHON, &huart5);
 	 Uart_Register(UART_ID_BT, &huart6);
 
 	 HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_1);   // MOTOR_TIM
@@ -275,6 +285,37 @@
 }
 
 /**
+  * @brief CRC Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_CRC_Init(void)
+{
+
+  /* USER CODE BEGIN CRC_Init 0 */
+
+  /* USER CODE END CRC_Init 0 */
+
+  /* USER CODE BEGIN CRC_Init 1 */
+
+  /* USER CODE END CRC_Init 1 */
+  hcrc.Instance = CRC;
+  hcrc.Init.DefaultPolynomialUse = DEFAULT_POLYNOMIAL_ENABLE;
+  hcrc.Init.DefaultInitValueUse = DEFAULT_INIT_VALUE_ENABLE;
+  hcrc.Init.InputDataInversionMode = CRC_INPUTDATA_INVERSION_NONE;
+  hcrc.Init.OutputDataInversionMode = CRC_OUTPUTDATA_INVERSION_DISABLE;
+  hcrc.InputDataFormat = CRC_INPUTDATA_FORMAT_BYTES; 
+  if (HAL_CRC_Init(&hcrc) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN CRC_Init 2 */
+
+  /* USER CODE END CRC_Init 2 */
+
+}
+
+/**
   * @brief TIM1 Initialization Function
   * @param None
   * @retval None
@@ -600,6 +641,54 @@
 }
 
 /**
+  * @brief UART5 Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_UART5_Init(void)
+{
+
+  /* USER CODE BEGIN UART5_Init 0 */
+
+  /* USER CODE END UART5_Init 0 */
+
+  /* USER CODE BEGIN UART5_Init 1 */
+
+  /* USER CODE END UART5_Init 1 */
+  huart5.Instance = UART5;
+  huart5.Init.BaudRate = 921600;
+  huart5.Init.WordLength = UART_WORDLENGTH_8B;
+  huart5.Init.StopBits = UART_STOPBITS_1;
+  huart5.Init.Parity = UART_PARITY_NONE;
+  huart5.Init.Mode = UART_MODE_TX_RX;
+  huart5.Init.HwFlowCtl = UART_HWCONTROL_NONE;
+  huart5.Init.OverSampling = UART_OVERSAMPLING_16;
+  huart5.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
+  huart5.Init.ClockPrescaler = UART_PRESCALER_DIV1;
+  huart5.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
+  if (HAL_UART_Init(&huart5) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  if (HAL_UARTEx_SetTxFifoThreshold(&huart5, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  if (HAL_UARTEx_SetRxFifoThreshold(&huart5, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  if (HAL_UARTEx_DisableFifoMode(&huart5) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN UART5_Init 2 */
+
+  /* USER CODE END UART5_Init 2 */
+
+}
+
+/**
   * @brief USART1 Initialization Function
   * @param None
   * @retval None
@@ -831,6 +920,12 @@
   /* DMA2_Stream0_IRQn interrupt configuration */
   HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 5, 0);
   HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
+  /* DMA2_Stream1_IRQn interrupt configuration */
+  HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 5, 0);
+  HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
+  /* DMA2_Stream2_IRQn interrupt configuration */
+  HAL_NVIC_SetPriority(DMA2_Stream2_IRQn, 5, 0);
+  HAL_NVIC_EnableIRQ(DMA2_Stream2_IRQn);
 
 }
 

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