第一版代码，为了在EEPROM保存参数的时候走STM32的CRC，让Codex修改了一下，现在的效果是无法存储，codex表示原因是CRC方法不同，修改到一半今天的额度使用完了，有待后续解决CRC的bug

2026-02-28 17:36:05 +08:00
commit b2fedd58b2
212 changed files with 208290 additions and 0 deletions
--- a/Core/Src/i2c.c
+++ b/Core/Src/i2c.c
@@ -0,0 +1,116 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file    i2c.c
+  * @brief   This file provides code for the configuration
+  *          of the I2C instances.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2026 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 "i2c.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+I2C_HandleTypeDef hi2c2;
+
+/* I2C2 init function */
+void MX_I2C2_Init(void)
+{
+
+  /* USER CODE BEGIN I2C2_Init 0 */
+
+  /* USER CODE END I2C2_Init 0 */
+
+  /* USER CODE BEGIN I2C2_Init 1 */
+
+  /* USER CODE END I2C2_Init 1 */
+  hi2c2.Instance = I2C2;
+  hi2c2.Init.ClockSpeed = 100000;
+  hi2c2.Init.DutyCycle = I2C_DUTYCYCLE_2;
+  hi2c2.Init.OwnAddress1 = 0;
+  hi2c2.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
+  hi2c2.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
+  hi2c2.Init.OwnAddress2 = 0;
+  hi2c2.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
+  hi2c2.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
+  if (HAL_I2C_Init(&hi2c2) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN I2C2_Init 2 */
+
+  /* USER CODE END I2C2_Init 2 */
+
+}
+
+void HAL_I2C_MspInit(I2C_HandleTypeDef* i2cHandle)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(i2cHandle->Instance==I2C2)
+  {
+  /* USER CODE BEGIN I2C2_MspInit 0 */
+
+  /* USER CODE END I2C2_MspInit 0 */
+
+    __HAL_RCC_GPIOF_CLK_ENABLE();
+    /**I2C2 GPIO Configuration
+    PF0     ------> I2C2_SDA
+    PF1     ------> I2C2_SCL
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF4_I2C2;
+    HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
+
+    /* I2C2 clock enable */
+    __HAL_RCC_I2C2_CLK_ENABLE();
+  /* USER CODE BEGIN I2C2_MspInit 1 */
+
+  /* USER CODE END I2C2_MspInit 1 */
+  }
+}
+
+void HAL_I2C_MspDeInit(I2C_HandleTypeDef* i2cHandle)
+{
+
+  if(i2cHandle->Instance==I2C2)
+  {
+  /* USER CODE BEGIN I2C2_MspDeInit 0 */
+
+  /* USER CODE END I2C2_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_I2C2_CLK_DISABLE();
+
+    /**I2C2 GPIO Configuration
+    PF0     ------> I2C2_SDA
+    PF1     ------> I2C2_SCL
+    */
+    HAL_GPIO_DeInit(GPIOF, GPIO_PIN_0);
+
+    HAL_GPIO_DeInit(GPIOF, GPIO_PIN_1);
+
+  /* USER CODE BEGIN I2C2_MspDeInit 1 */
+
+  /* USER CODE END I2C2_MspDeInit 1 */
+  }
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */