Seeed / MPU6050

3 axis gyroscope & 3 axis accelerometer

Dependents:   sgam-lib sgam_mdw_NUCLEOF429ZI_impl

Fork of MPU6050 by Yihui Xiong

Usage

#include "mbed.h"
#include "MPU6050.h"

DigitalOut myled(LED1);
Serial pc(USBTX, USBRX);
I2C    i2c(I2C_SDA, I2C_SCL);
MPU6050 mpu(i2c);
 
int16_t ax, ay, az;
int16_t gx, gy, gz;
 
int main()
{
    pc.printf("MPU6050 test\n\n");
    pc.printf("MPU6050 initialize \n");
 
    mpu.initialize();
    
    pc.printf("MPU6050 testConnection \n");
 
    bool mpu6050TestResult = mpu.testConnection();
    if(mpu6050TestResult) {
        pc.printf("MPU6050 test passed \n");
    } else {
        pc.printf("MPU6050 test failed \n");
    }
   
    while(1) {
        wait(1);
        mpu.getMotion6(&ax, &ay, &az, &gx, &gy, &gz);
        //writing current accelerometer and gyro position 
        pc.printf("%d;%d;%d;%d;%d;%d\n",ax,ay,az,gx,gy,gz);
    }
}

I2Cdev.h

Committer:
garfieldsg
Date:
2013-01-11
Revision:
0:662207e34fba
Child:
2:8c562a8fed36

File content as of revision 0:662207e34fba:

//ported from arduino library: https://github.com/jrowberg/i2cdevlib/tree/master/Arduino/MPU6050
//written by szymon gaertig (email: szymon@gaertig.com.pl)
//
//Changelog: 
//2013-01-08 - first beta release

#ifndef I2Cdev_h
#define I2Cdev_h

#include "mbed.h"

#define I2C_SDA p28
#define I2C_SCL p27

class I2Cdev {
    private:
        I2C i2c;
        Serial debugSerial;
    public:
        I2Cdev();
        I2Cdev(PinName i2cSda, PinName i2cScl);        
        
        int8_t readBit(uint8_t devAddr, uint8_t regAddr, uint8_t bitNum, uint8_t *data, uint16_t timeout=I2Cdev::readTimeout());
        int8_t readBitW(uint8_t devAddr, uint8_t regAddr, uint8_t bitNum, uint16_t *data, uint16_t timeout=I2Cdev::readTimeout());
        int8_t readBits(uint8_t devAddr, uint8_t regAddr, uint8_t bitStart, uint8_t length, uint8_t *data, uint16_t timeout=I2Cdev::readTimeout());
        int8_t readBitsW(uint8_t devAddr, uint8_t regAddr, uint8_t bitStart, uint8_t length, uint16_t *data, uint16_t timeout=I2Cdev::readTimeout());
        int8_t readByte(uint8_t devAddr, uint8_t regAddr, uint8_t *data, uint16_t timeout=I2Cdev::readTimeout());
        int8_t readWord(uint8_t devAddr, uint8_t regAddr, uint16_t *data, uint16_t timeout=I2Cdev::readTimeout());
        int8_t readBytes(uint8_t devAddr, uint8_t regAddr, uint8_t length, uint8_t *data, uint16_t timeout=I2Cdev::readTimeout());
        int8_t readWords(uint8_t devAddr, uint8_t regAddr, uint8_t length, uint16_t *data, uint16_t timeout=I2Cdev::readTimeout());

        bool writeBit(uint8_t devAddr, uint8_t regAddr, uint8_t bitNum, uint8_t data);
        bool writeBitW(uint8_t devAddr, uint8_t regAddr, uint8_t bitNum, uint16_t data);
        bool writeBits(uint8_t devAddr, uint8_t regAddr, uint8_t bitStart, uint8_t length, uint8_t data);
        bool writeBitsW(uint8_t devAddr, uint8_t regAddr, uint8_t bitStart, uint8_t length, uint16_t data);
        bool writeByte(uint8_t devAddr, uint8_t regAddr, uint8_t data);
        bool writeWord(uint8_t devAddr, uint8_t regAddr, uint16_t data);
        bool writeBytes(uint8_t devAddr, uint8_t regAddr, uint8_t length, uint8_t *data);
        bool writeWords(uint8_t devAddr, uint8_t regAddr, uint8_t length, uint16_t *data);

        static uint16_t readTimeout(void);
};

#endif