ADXL345,简称MPU6050弱化版的三轴加速度计,运用IIC接口驱动,再加上STM32CUBEMX以及给力的硬件IIC,绝对实用。
单片机源程序如下:
- /* USER CODE END Header */
- /* Includes ------------------------------------------------------------------*/
- #include "main.h"
- #include "i2c.h"
- #include "spi.h"
- #include "gpio.h"
- /* Private includes ----------------------------------------------------------*/
- /* USER CODE BEGIN Includes */
- #include "lcd144.h"
- #include "gui.h"
- #include "adxl345.h"
- /* USER CODE END Includes */
- /* Private typedef -----------------------------------------------------------*/
- /* USER CODE BEGIN PTD */
- uint8_t SHENJIAJIA[6];
- int a_x;
- int a_y;
- int a_z;
- /* USER CODE END PTD */
- /* Private define ------------------------------------------------------------*/
- /* USER CODE BEGIN PD */
- /* USER CODE END PD */
- /* Private macro -------------------------------------------------------------*/
- /* USER CODE BEGIN PM */
- /* USER CODE END PM */
- /* Private variables ---------------------------------------------------------*/
- /* USER CODE BEGIN PV */
- /* USER CODE END PV */
- /* Private function prototypes -----------------------------------------------*/
- void SystemClock_Config(void);
- /* USER CODE BEGIN PFP */
- /* USER CODE END PFP */
- /* Private user code ---------------------------------------------------------*/
- /* USER CODE BEGIN 0 */
- /* USER CODE END 0 */
- /**
- * @brief The application entry point.
- * @retval int
- */
- int main(void)
- {
- /* USER CODE BEGIN 1 */
- /* USER CODE END 1 */
- /* MCU Configuration--------------------------------------------------------*/
- /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
- HAL_Init();
- /* USER CODE BEGIN Init */
- /* USER CODE END Init */
- /* Configure the system clock */
- SystemClock_Config();
- /* USER CODE BEGIN SysInit */
- /* USER CODE END SysInit */
- /* Initialize all configured peripherals */
- MX_GPIO_Init();
- MX_SPI2_Init();
- MX_I2C1_Init();
- /* USER CODE BEGIN 2 */
- Lcd_Init();
- /* USER CODE END 2 */
- /* Infinite loop */
- /* USER CODE BEGIN WHILE */
- Init_ADXL345();
- while (1)
- {
- /* USER CODE END WHILE */
- /* USER CODE BEGIN 3 */
- Multiple_Read_ADXL345(SHENJIAJIA);
- a_x=Cauculate_X(SHENJIAJIA);
- a_y=Cauculate_Y(SHENJIAJIA);
- a_z=Cauculate_Z(SHENJIAJIA);
- if(a_x<0)
- {
- a_x=-a_x;
- Gui_DrawFont_GBK16(0,0,BLACK,WHITE,"-");
- }
- if(a_y<0)
- {
- a_y=-a_y;
- Gui_DrawFont_GBK16(0,16,BLACK,WHITE,"-");
- }
- if(a_z<0)
- {
- a_z=-a_z;
- Gui_DrawFont_GBK16(0,32,BLACK,WHITE,"-");
- }
- Gui_DrawFont_Num32(32,0,BLACK,WHITE,a_x);
- Gui_DrawFont_Num32(32,16,BLACK,WHITE,a_y);
- Gui_DrawFont_Num32(32,32,BLACK,WHITE,a_z);
- //Lcd_Clear(WHITE);
- HAL_Delay(500);
- }
- /* USER CODE END 3 */
- }
- /**
- * @brief System Clock Configuration
- * @retval None
- */
- void SystemClock_Config(void)
- {
- RCC_OscInitTypeDef RCC_OscInitStruct = {0};
- RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
- /** Initializes the RCC Oscillators according to the specified parameters
- * in the RCC_OscInitTypeDef structure.
- */
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
- RCC_OscInitStruct.HSEState = RCC_HSE_ON;
- RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
- RCC_OscInitStruct.HSIState = RCC_HSI_ON;
- RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
- RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
- RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
- if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
- {
- Error_Handler();
- }
- /** Initializes the CPU, AHB and APB buses clocks
- */
- RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
- |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
- RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
- RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
- RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
- if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
- {
- Error_Handler();
- }
- /** Enables the Clock Security System
- */
- HAL_RCC_EnableCSS();
- }
- /* USER CODE BEGIN 4 */
- /* USER CODE END 4 */
- /**
- * @brief This function is executed in case of error occurrence.
- * @retval None
- */
- void Error_Handler(void)
- {
- /* USER CODE BEGIN Error_Handler_Debug */
- /* User can add his own implementation to report the HAL error return state */
- __disable_irq();
- while (1)
- {
- }
- /* USER CODE END Error_Handler_Debug */
- }
- #ifdef USE_FULL_ASSERT
- /**
- * @brief Reports the name of the source file and the source line number
- * where the assert_param error has occurred.
- * @param file: pointer to the source file name
- * @param line: assert_param error line source number
- * @retval None
- */
- void assert_failed(uint8_t *file, uint32_t line)
- {
- /* USER CODE BEGIN 6 */
- /* User can add his own implementation to report the file name and line number,
- ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
- /* USER CODE END 6 */
- }
- #endif /* USE_FULL_ASSERT */
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所有资料51hei提供下载:
ADXL345 TFT1.44(ST7735).7z
(5.23 MB, 下载次数: 112)
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