请帮我写出MPU6050.h 与MPU6050.c中的全部代码
时间: 2025-05-27 15:08:44 浏览: 4
### 完整的 MPU6050 驱动代码实现
为了满足用户需求,下面提供了完整的 MPU6050 驱动代码示例,包括头文件 `MPU6050.h` 和源文件 `MPU6050.c` 的具体内容。此代码适用于 STM32 平台,并基于 HAL 库进行开发。
---
### ### MPU6050.h 头文件内容
```c
/**
* @file MPU6050.h
* @brief Header file for the MPU6050 driver.
*/
#ifndef __MPU6050_H__
#define __MPU6050_H__
#include "stm32f1xx_hal.h" // Replace with your specific MCU family header.
// Define register addresses of MPU6050
#define MPU6050_ADDR 0xD0 /**< Default I2C address of MPU6050 */
#define SMPLRT_DIV 0x19 /**< Sample rate divider register */
#define CONFIG 0x1A /**< Configuration register */
#define GYRO_CONFIG 0x1B /**< Gyroscope configuration register */
#define ACCEL_CONFIG 0x1C /**< Accelerometer configuration register */
#define PWR_MGMT_1 0x6B /**< Power management register */
#define WHO_AM_I 0x75 /**< Device ID register */
typedef struct {
int16_t ax; /**< X-axis accelerometer value */
int16_t ay; /**< Y-axis accelerometer value */
int16_t az; /**< Z-axis accelerometer value */
int16_t gx; /**< X-axis gyroscope value */
int16_t gy; /**< Y-axis gyroscope value */
int16_t gz; /**< Z-axis gyroscope value */
} MPU6050_Data_t;
/**
* @brief Initialize the MPU6050 sensor.
*
* This function initializes the communication interface and configures basic settings.
*
* @param hi2c Pointer to the I2C handle structure.
* @return None.
*/
void MPU6050_Init(I2C_HandleTypeDef *hi2c);
/**
* @brief Read raw data from the MPU6050 sensor.
*
* Reads both accelerometer and gyroscope values into the provided buffer.
*
* @param hi2c Pointer to the I2C handle structure.
* @param[out] data Structure containing the read data.
* @return None.
*/
void MPU6050_Read_Raw(MPU6050_Data_t *data, I2C_HandleTypeDef *hi2c);
#endif /* __MPU6050_H__ */
```
---
### ### MPU6050.c 源文件内容
```c
/**
* @file MPU6050.c
* @brief Source file for the MPU6050 driver implementation.
*/
#include "MPU6050.h"
#include <string.h>
/**
* @brief Write a byte to a specified register on the MPU6050.
*
* @param hi2c Pointer to the I2C handle structure.
* @param reg Register address.
* @param data Byte to write.
* @return HAL status code indicating success or failure.
*/
static HAL_StatusTypeDef MPU6050_Write_Reg(I2C_HandleTypeDef *hi2c, uint8_t reg, uint8_t data) {
return HAL_I2C_Mem_Write(hi2c, MPU6050_ADDR, reg, I2C_MEMADD_SIZE_8BIT, &data, 1, HAL_MAX_DELAY);
}
/**
* @brief Read a single byte from a specified register on the MPU6050.
*
* @param hi2c Pointer to the I2C handle structure.
* @param reg Register address.
* @return The byte read from the specified register.
*/
static uint8_t MPU6050_Read_Reg(I2C_HandleTypeDef *hi2c, uint8_t reg) {
uint8_t data;
HAL_I2C_Mem_Read(hi2c, MPU6050_ADDR, reg, I2C_MEMADD_SIZE_8BIT, &data, 1, HAL_MAX_DELAY);
return data;
}
/**
* @brief Initialize the MPU6050 sensor.
*
* Configures power management, sample rate, gyro sensitivity, and accelerometer range.
*
* @param hi2c Pointer to the I2C handle structure.
* @return None.
*/
void MPU6050_Init(I2C_HandleTypeDef *hi2c) {
// Wake up the device by setting clock source to internal oscillator
MPU6050_Write_Reg(hi2c, PWR_MGMT_1, 0x00);
// Set sample rate divider (default is 0)
MPU6050_Write_Reg(hi2c, SMPLRT_DIV, 0x07);
// Disable DLPF and FSYNC configurations
MPU6050_Write_Reg(hi2c, CONFIG, 0x00);
// Configure gyroscope full-scale range (+/- 2000 deg/s)
MPU6050_Write_Reg(hi2c, GYRO_CONFIG, 0x18);
// Configure accelerometer full-scale range (+/- 8g)
MPU6050_Write_Reg(hi2c, ACCEL_CONFIG, 0x10);
}
/**
* @brief Read raw data from the MPU6050 sensor.
*
* Populates the given structure with accelerometer and gyroscope readings.
*
* @param hi2c Pointer to the I2C handle structure.
* @param[out] data Structure where the data will be stored.
* @return None.
*/
void MPU6050_Read_Raw(MPU6050_Data_t *data, I2C_HandleTypeDef *hi2c) {
uint8_t buf[14]; // Buffer to hold 14 bytes of data (accelerometer + gyroscope)
// Start reading from the first data register
HAL_I2C_Mem_Read(hi2c, MPU6050_ADDR, 0x3B, I2C_MEMADD_SIZE_8BIT, buf, sizeof(buf), HAL_MAX_DELAY);
// Parse accelerometer data
data->ax = (int16_t)(buf[0] << 8 | buf[1]);
data->ay = (int16_t)(buf[2] << 8 | buf[3]);
data->az = (int16_t)(buf[4] << 8 | buf[5]);
// Parse gyroscope data
data->gx = (int16_t)(buf[8] << 8 | buf[9]);
data->gy = (int16_t)(buf[10] << 8 | buf[11]);
data->gz = (int16_t)(buf[12] << 8 | buf[13]);
}
```
---
### 使用说明
1. 将上述两个文件 (`MPU6050.h`, `MPU6050.c`) 添加到您的项目中。
2. 在主程序中初始化 I2C 接口后调用 `MPU6050_Init()` 方法完成设备设置。
3. 调用 `MPU6050_Read_Raw()` 获取原始加速度计和陀螺仪数据。
---
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