MtM+ / MtSense07

Basic functions is OK. Lack interrupts function.

Dependents:   Mt05_MtSense07

AK9750.h

Committer:
bcc6
Date:
2017-01-26
Revision:
0:4f87d5af61b1
Child:
1:4eefcf1d7351

File content as of revision 0:4f87d5af61b1:

#ifndef AK9750_H
#define AK9750_H

#include "mbed.h"
 

#define AK9750_SLAVE_ADDR 0xC8 // 1100_1000b


class AK9750 {    
public:
    struct Data {
        float ir1;  // pA
        float ir2;
        float ir3;
        float ir4;
        float tmp;  // 'C
    };

    static const uint8_t DEVICE_ID = 0x13;

    AK9750(I2C &i2c, PinName int1 = NC);
    
    void ConfigDevice();
    void GetDeviceID(uint8_t *id);
    void GetData(Data *data);
    int32_t GetTriggeredAreaNum(Data *data);
    
private:
    I2C &_i2c;
    InterruptIn _int1;
    
    float ConvertAdcToIr(int16_t adc);
    float ConvertAdcToTemperature(int16_t adc);

    void RegWrite(char reg, char  val);
    void RegRead (char reg, char *val, int len);
    void RegReadModifyWrite(char reg, char clr_mask, char set_mask);
};

#endif