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基于FreeRTOS的模拟IIC数据保存源码

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ID:447772 发表于 2018-12-17 10:48 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
自己做的基于STM32CubeMX+FreeRTOS+模拟IIC-EEPROM数据保存例程。亲测可用

单片机源程序如下:
  1. /* USER CODE BEGIN Header */
  2. /* USER CODE END Header */

  4. /* Includes ------------------------------------------------------------------*/
  5. #include "main.h"

  7. /* Private includes ----------------------------------------------------------*/
  8. /* USER CODE BEGIN Includes */
  9. #include "iic_eeprom.h"
  10. /* USER CODE END Includes */

  12. /* Private typedef -----------------------------------------------------------*/
  13. /* USER CODE BEGIN PTD */

  15. /* USER CODE END PTD */

  17. /* Private define ------------------------------------------------------------*/
  18. /* USER CODE BEGIN PD */

  20. /* USER CODE END PD */

  22. /* Private macro -------------------------------------------------------------*/
  23. /* USER CODE BEGIN PM */

  25. /* USER CODE END PM */

  27. /* Private variables ---------------------------------------------------------*/
  28. UART_HandleTypeDef huart1;

  30. /* USER CODE BEGIN PV */
  31. uint8_t tx_buf[500]={0};

  33. uint8_t iic_read[255]  = {0};
  34. uint8_t iic_write[255] = {0};

  36. /* USER CODE END PV */

  38. /* Private function prototypes -----------------------------------------------*/
  39. void SystemClock_Config(void);
  40. static void MX_GPIO_Init(void);
  41. static void MX_USART1_UART_Init(void);
  42. /* USER CODE BEGIN PFP */

  44. /* USER CODE END PFP */

  46. /* Private user code ---------------------------------------------------------*/
  47. /* USER CODE BEGIN 0 */

  49. /* USER CODE END 0 */

  51. /**
  52.   * @brief  The application entry point.
  53.   * @retval int
  54.   */
  55. int main(void)
  56. {
  57.   /* USER CODE BEGIN 1 */
  58.         uint8_t flag;
  59.         uint8_t i;
  60.   /* USER CODE END 1 */

  62.   /* MCU Configuration--------------------------------------------------------*/

  64.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  65.   HAL_Init();

  67.   /* USER CODE BEGIN Init */

  69.   /* USER CODE END Init */

  71.   /* Configure the system clock */
  72.   SystemClock_Config();

  74.   /* USER CODE BEGIN SysInit */

  76.   /* USER CODE END SysInit */

  78.   /* Initialize all configured peripherals */
  79.   MX_GPIO_Init();
  80.   MX_USART1_UART_Init();
  81.   /* USER CODE BEGIN 2 */
  82.   flag = EEPROM_CheckOk();
  83.   if(flag == 0x01)
  84.   {
  85.           for(i=0;i<255;i++)
  86.           {
  87.                   iic_write[i] = i;
  88.                   iic_read[i] = 0;
  89.           }
  90.           HAL_UART_Transmit(&huart1,iic_write,100,200);
  91.           EEPROM_WriteBytes(iic_write,0,100);
  92.           HAL_Delay(100);
  93.           EEPROM_ReadBytes(iic_read, 0, 100);
  94.           HAL_UART_Transmit(&huart1,&iic_read[i],100,200);
  95.   }
  96.   /* USER CODE END 2 */

  98.   /* Infinite loop */
  99.   /* USER CODE BEGIN WHILE */
  100.   while (1)
  101.   {
  102.     /* USER CODE END WHILE */
  103.     /* USER CODE BEGIN 3 */
  104.   }
  105.   /* USER CODE END 3 */
  106. }

  108. /**
  109.   * @brief System Clock Configuration
  110.   * @retval None
  111.   */
  112. void SystemClock_Config(void)
  113. {
  114.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  115.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  117.   /**Initializes the CPU, AHB and APB busses clocks
  118.   */
  119.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  120.   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  121.   RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  122.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  123.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  124.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  125.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  126.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  127.   {
  128.     Error_Handler();
  129.   }
  130.   /**Initializes the CPU, AHB and APB busses clocks
  131.   */
  132.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  133.                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  134.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  135.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  136.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  137.   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  139.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  140.   {
  141.     Error_Handler();
  142.   }
  143. }

  145. /**
  146.   * @brief USART1 Initialization Function
  147.   * @param None
  148.   * @retval None
  149.   */
  150. static void MX_USART1_UART_Init(void)
  151. {

  153.   /* USER CODE BEGIN USART1_Init 0 */

  155.   /* USER CODE END USART1_Init 0 */

  157.   /* USER CODE BEGIN USART1_Init 1 */

  159.   /* USER CODE END USART1_Init 1 */
  160.   huart1.Instance = USART1;
  161.   huart1.Init.BaudRate = 9600;
  162.   huart1.Init.WordLength = UART_WORDLENGTH_8B;
  163.   huart1.Init.StopBits = UART_STOPBITS_1;
  164.   huart1.Init.Parity = UART_PARITY_NONE;
  165.   huart1.Init.Mode = UART_MODE_TX_RX;
  166.   huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  167.   huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  168.   if (HAL_UART_Init(&huart1) != HAL_OK)
  169.   {
  170.     Error_Handler();
  171.   }
  172.   /* USER CODE BEGIN USART1_Init 2 */

  174.   /* USER CODE END USART1_Init 2 */

  176. }

  178. /**
  179.   * @brief GPIO Initialization Function
  180.   * @param None
  181.   * @retval None
  182.   */
  183. static void MX_GPIO_Init(void)
  184. {
  185.   GPIO_InitTypeDef GPIO_InitStruct = {0};

  187.   /* GPIO Ports Clock Enable */
  188.   __HAL_RCC_GPIOA_CLK_ENABLE();
  189.   __HAL_RCC_GPIOB_CLK_ENABLE();

  191.   /*Configure GPIO pin Output Level */
  192.   HAL_GPIO_WritePin(GPIOB, GPIO_PIN_6|GPIO_PIN_7, GPIO_PIN_RESET);

  194.   /*Configure GPIO pins : PB6 PB7 */
  195.   GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
  196.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
  197.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  198.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
  199.   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

  201. }

  203. /* USER CODE BEGIN 4 */

  205. /* USER CODE END 4 */

  207. /**
  208.   * @brief  This function is executed in case of error occurrence.
  209.   * @retval None
  210.   */
  211. void Error_Handler(void)
  212. {
  213.   /* USER CODE BEGIN Error_Handler_Debug */
  214.   /* User can add his own implementation to report the HAL error return state */

  216.   /* USER CODE END Error_Handler_Debug */
  217. }

  219. #ifdef  USE_FULL_ASSERT
  220. /**
  221.   * @brief  Reports the name of the source file and the source line number
  222.   *         where the assert_param error has occurred.
  223.   * @param  file: pointer to the source file name
  224.   * @param  line: assert_param error line source number
  225.   * @retval None
  226.   */
  227. void assert_failed(uint8_t *file, uint32_t line)
  228. {
  229.   /* USER CODE BEGIN 6 */
  230.   /* User can add his own implementation to report the file name and line number,
  231.      tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  232.   /* USER CODE END 6 */
  233. }
  234. #endif /* USE_FULL_ASSERT */

  236. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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所有资料51hei提供下载:
Simulate_IIC_EEPROM.7z (573.73 KB, 下载次数: 60)



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沙发
ID:141007 发表于 2020-11-24 00:36 | 只看该作者
有没有RTOS系统用的？？？
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