API tools faq
paste
Advertisement
Guest User

Sensor

a guest
Jun 15th, 2020
87
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
C 9.74 KB | None | 0 0
raw download clone embed print report
  1. /* USER CODE BEGIN Header */
  2. /**
  3.   ******************************************************************************
  4.   * @file           : main.c
  5.   * @brief          : Main program body
  6.   ******************************************************************************
  7.   * @attention
  8.   *
  9.   * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
  10.   * All rights reserved.</center></h2>
  11.   *
  12.   * This software component is licensed by ST under BSD 3-Clause license,
  13.   * the "License"; You may not use this file except in compliance with the
  14.   * License. You may obtain a copy of the License at:
  15.   *                        opensource.org/licenses/BSD-3-Clause
  16.   *
  17.   ******************************************************************************
  18.   */
  19. /* USER CODE END Header */
  20.  
  21. /* Includes ------------------------------------------------------------------*/
  22. #include "main.h"
  23.  
  24. /* Private includes ----------------------------------------------------------*/
  25. /* USER CODE BEGIN Includes */
  26. #include <string.h>
  27. #include <stdio.h>
  28. /* USER CODE END Includes */
  29.  
  30. /* Private typedef -----------------------------------------------------------*/
  31. /* USER CODE BEGIN PTD */
  32.  
  33. /* USER CODE END PTD */
  34.  
  35. /* Private define ------------------------------------------------------------*/
  36. /* USER CODE BEGIN PD */
  37. /* USER CODE END PD */
  38.  
  39. /* Private macro -------------------------------------------------------------*/
  40. /* USER CODE BEGIN PM */
  41.  
  42. /* USER CODE END PM */
  43.  
  44. /* Private variables ---------------------------------------------------------*/
  45. I2C_HandleTypeDef hi2c1;
  46.  
  47. UART_HandleTypeDef huart2;
  48.  
  49. /* USER CODE BEGIN PV */
  50.  
  51. /* USER CODE END PV */
  52.  
  53. /* Private function prototypes -----------------------------------------------*/
  54. void SystemClock_Config(void);
  55. static void MX_GPIO_Init(void);
  56. static void MX_I2C1_Init(void);
  57. static void MX_USART2_UART_Init(void);
  58. /* USER CODE BEGIN PFP */
  59.  
  60. /* USER CODE END PFP */
  61.  
  62. /* Private user code ---------------------------------------------------------*/
  63. /* USER CODE BEGIN 0 */
  64.  
  65. /* USER CODE END 0 */
  66.  
  67. /**
  68.   * @brief  The application entry point.
  69.   * @retval int
  70.   */
  71. int main(void)
  72. {
  73.   /* USER CODE BEGIN 1 */
  74.  
  75.   /* USER CODE END 1 */
  76.  
  77.   /* MCU Configuration--------------------------------------------------------*/
  78.  
  79.   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  80.   HAL_Init();
  81.  
  82.   /* USER CODE BEGIN Init */
  83.  
  84.   /* USER CODE END Init */
  85.  
  86.   /* Configure the system clock */
  87.   SystemClock_Config();
  88.  
  89.   /* USER CODE BEGIN SysInit */
  90.  
  91.   /* USER CODE END SysInit */
  92.  
  93.   /* Initialize all configured peripherals */
  94.   MX_GPIO_Init();
  95.   MX_I2C1_Init();
  96.   MX_USART2_UART_Init();
  97.   /* USER CODE BEGIN 2 */
  98.  
  99.   /* USER CODE END 2 */
  100.    
  101.     uint8_t buf[12];
  102.     HAL_StatusTypeDef result;
  103.    
  104.     uint8_t SlaveAdress = (0x69<<1); // Accel and Gyro I2C Slave Adress that sent acknowledge
  105.     uint8_t CTRL_REG6_XL = 0x20; // Control Register to turn on the Accel
  106.     uint8_t sent_data[2]; // Setting ODDR_XL2 = 1, ODDR_XL1 = 1, ODDR_XL0 = 0, rest is 0, accel turned on
  107.     sent_data[0] = 0xC0;
  108.     uint8_t received_data;
  109.    
  110.    
  111.     //Writing to the control register to activate the accel
  112.     result = HAL_I2C_Mem_Write(&hi2c1, SlaveAdress, CTRL_REG6_XL, I2C_MEMADD_SIZE_8BIT, sent_data, 1, HAL_MAX_DELAY);
  113.     if ( result != HAL_OK ) {
  114.         strcpy((char*)buf, "There was an error while writing!\r\n");
  115.         HAL_UART_Transmit(&huart2, buf, strlen((char*) buf), HAL_MAX_DELAY);
  116.     } else {
  117.         strcpy((char*)buf, "Data sent succesfully!\r\n");
  118.         HAL_UART_Transmit(&huart2, buf, strlen((char*) buf), HAL_MAX_DELAY);
  119.     }
  120.     buf[0] = 0x00;
  121.     //Reading from the control register that we just wrote to
  122.     result = HAL_I2C_Mem_Read(&hi2c1, SlaveAdress, CTRL_REG6_XL, sizeof(uint8_t), &received_data, sizeof(uint8_t), HAL_MAX_DELAY);
  123.     if ( result != HAL_OK ) {
  124.         strcpy((char*)buf, "There was an error while reading!\r\n");
  125.         HAL_UART_Transmit(&huart2, buf, strlen((char*) buf), HAL_MAX_DELAY);
  126.     } else {
  127.         strcpy((char*)buf, "Data read succesfully!\r\n");
  128.         HAL_UART_Transmit(&huart2, buf, strlen((char*) buf), HAL_MAX_DELAY);
  129.     }
  130.    
  131.     strcpy((char*)buf, "CTRL_REG6_XL: ");
  132.   HAL_UART_Transmit(&huart2, buf, strlen((char*) buf), HAL_MAX_DELAY);
  133.     sprintf((char*)buf, "%X h", received_data);
  134.     HAL_UART_Transmit(&huart2, buf, strlen((char*) buf), HAL_MAX_DELAY);
  135.    
  136.   /* Infinite loop */
  137.   /* USER CODE BEGIN WHILE */
  138.   while (1)
  139.   {
  140.     /* USER CODE END WHILE */
  141.  
  142.     /* USER CODE BEGIN 3 */
  143.   }
  144.   /* USER CODE END 3 */
  145. }
  146.  
  147. /**
  148.   * @brief System Clock Configuration
  149.   * @retval None
  150.   */
  151. void SystemClock_Config(void)
  152. {
  153.   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  154.   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  155.   RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  156.  
  157.   /** Initializes the CPU, AHB and APB busses clocks
  158.   */
  159.   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  160.   RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  161.   RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
  162.   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  163.   RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
  164.   RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL12;
  165.   RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV1;
  166.   if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  167.   {
  168.     Error_Handler();
  169.   }
  170.   /** Initializes the CPU, AHB and APB busses clocks
  171.   */
  172.   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  173.                               |RCC_CLOCKTYPE_PCLK1;
  174.   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  175.   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  176.   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  177.  
  178.   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
  179.   {
  180.     Error_Handler();
  181.   }
  182.   PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_I2C1;
  183.   PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_HSI;
  184.   if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  185.   {
  186.     Error_Handler();
  187.   }
  188. }
  189.  
  190. /**
  191.   * @brief I2C1 Initialization Function
  192.   * @param None
  193.   * @retval None
  194.   */
  195. static void MX_I2C1_Init(void)
  196. {
  197.  
  198.   /* USER CODE BEGIN I2C1_Init 0 */
  199.  
  200.   /* USER CODE END I2C1_Init 0 */
  201.  
  202.   /* USER CODE BEGIN I2C1_Init 1 */
  203.  
  204.   /* USER CODE END I2C1_Init 1 */
  205.   hi2c1.Instance = I2C1;
  206.   hi2c1.Init.Timing = 0x2000090E;
  207.   hi2c1.Init.OwnAddress1 = 0;
  208.   hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
  209.   hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
  210.   hi2c1.Init.OwnAddress2 = 0;
  211.   hi2c1.Init.OwnAddress2Masks = I2C_OA2_NOMASK;
  212.   hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
  213.   hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
  214.   if (HAL_I2C_Init(&hi2c1) != HAL_OK)
  215.   {
  216.     Error_Handler();
  217.   }
  218.   /** Configure Analogue filter
  219.   */
  220.   if (HAL_I2CEx_ConfigAnalogFilter(&hi2c1, I2C_ANALOGFILTER_ENABLE) != HAL_OK)
  221.   {
  222.     Error_Handler();
  223.   }
  224.   /** Configure Digital filter
  225.   */
  226.   if (HAL_I2CEx_ConfigDigitalFilter(&hi2c1, 0) != HAL_OK)
  227.   {
  228.     Error_Handler();
  229.   }
  230.   /* USER CODE BEGIN I2C1_Init 2 */
  231.  
  232.   /* USER CODE END I2C1_Init 2 */
  233.  
  234. }
  235.  
  236. /**
  237.   * @brief USART2 Initialization Function
  238.   * @param None
  239.   * @retval None
  240.   */
  241. static void MX_USART2_UART_Init(void)
  242. {
  243.  
  244.   /* USER CODE BEGIN USART2_Init 0 */
  245.  
  246.   /* USER CODE END USART2_Init 0 */
  247.  
  248.   /* USER CODE BEGIN USART2_Init 1 */
  249.  
  250.   /* USER CODE END USART2_Init 1 */
  251.   huart2.Instance = USART2;
  252.   huart2.Init.BaudRate = 115200;
  253.   huart2.Init.WordLength = UART_WORDLENGTH_8B;
  254.   huart2.Init.StopBits = UART_STOPBITS_1;
  255.   huart2.Init.Parity = UART_PARITY_NONE;
  256.   huart2.Init.Mode = UART_MODE_TX_RX;
  257.   huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  258.   huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  259.   huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  260.   huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  261.   if (HAL_UART_Init(&huart2) != HAL_OK)
  262.   {
  263.     Error_Handler();
  264.   }
  265.   /* USER CODE BEGIN USART2_Init 2 */
  266.  
  267.   /* USER CODE END USART2_Init 2 */
  268.  
  269. }
  270.  
  271. /**
  272.   * @brief GPIO Initialization Function
  273.   * @param None
  274.   * @retval None
  275.   */
  276. static void MX_GPIO_Init(void)
  277. {
  278.   GPIO_InitTypeDef GPIO_InitStruct = {0};
  279.  
  280.   /* GPIO Ports Clock Enable */
  281.   __HAL_RCC_GPIOC_CLK_ENABLE();
  282.   __HAL_RCC_GPIOF_CLK_ENABLE();
  283.   __HAL_RCC_GPIOA_CLK_ENABLE();
  284.   __HAL_RCC_GPIOB_CLK_ENABLE();
  285.  
  286.   /*Configure GPIO pin Output Level */
  287.   HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, GPIO_PIN_RESET);
  288.  
  289.   /*Configure GPIO pin : B1_Pin */
  290.   GPIO_InitStruct.Pin = B1_Pin;
  291.   GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING;
  292.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  293.   HAL_GPIO_Init(B1_GPIO_Port, &GPIO_InitStruct);
  294.  
  295.   /*Configure GPIO pin : LD2_Pin */
  296.   GPIO_InitStruct.Pin = LD2_Pin;
  297.   GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  298.   GPIO_InitStruct.Pull = GPIO_NOPULL;
  299.   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  300.   HAL_GPIO_Init(LD2_GPIO_Port, &GPIO_InitStruct);
  301.  
  302. }
  303.  
  304. /* USER CODE BEGIN 4 */
  305.  
  306. /* USER CODE END 4 */
  307.  
  308. /**
  309.   * @brief  This function is executed in case of error occurrence.
  310.   * @retval None
  311.   */
  312. void Error_Handler(void)
  313. {
  314.   /* USER CODE BEGIN Error_Handler_Debug */
  315.   /* User can add his own implementation to report the HAL error return state */
  316.  
  317.   /* USER CODE END Error_Handler_Debug */
  318. }
  319.  
  320. #ifdef  USE_FULL_ASSERT
  321. /**
  322.   * @brief  Reports the name of the source file and the source line number
  323.   *         where the assert_param error has occurred.
  324.   * @param  file: pointer to the source file name
  325.   * @param  line: assert_param error line source number
  326.   * @retval None
  327.   */
  328. void assert_failed(uint8_t *file, uint32_t line)
  329. {
  330.   /* USER CODE BEGIN 6 */
  331.   /* User can add his own implementation to report the file name and line number,
  332.      tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  333.   /* USER CODE END 6 */
  334. }
  335. #endif /* USE_FULL_ASSERT */
  336.  
  337. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement
Public Pastes
Advertisement
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!