registers.h

/*
 * registers.h
 *
 *  Created on: 9 fŽvr. 2013
 *  Author: Benjamin Navarro
 */

#ifndef REGISTERS_H_
#define REGISTERS_H_

#include "stm32f4xx.h"
#include "nmea/nmea.h"

// Variables addresses, not used, for reference only
typedef enum _registersAdd {
    USDist      = 0x00,
    GPSLat      = 0x02,
    GPSLon      = 0x0A,
    Speed       = 0x12,
    Direction   = 0x13,
    GPSSignal   = 0x17,
    GPSFix      = 0x18,
    SatInView   = 0x19,
    SatInUse    = 0x1A,
    Bearing     = 0x1B,
    Roll        = 0x1D,
    Pitch       = 0x1F
} registersAdd;

extern uint16_t     US_Distance;
extern int16_t      heading;
extern int16_t      roll;
extern int16_t      pitch;
extern nmeaINFO     GPSInfo;
extern nmeaPOS      GPSPos;
extern int8_t       speed;
extern float        direction;

extern uint8_t*     register_map[];

// Union of a float and a byte array
union floatUint8_t {
    float value;
    uint8_t bytes[sizeof(float)];
};

// Union of a double and a byte array
union doubleUint8_t {
    double value;
    uint8_t bytes[sizeof(double)];
};

class registerOperations {
public:
    registerOperations(uint8_t** regs = 0);

    void        setRegisterMap(uint8_t** newregs);

    void        setRegister(uint8_t address, uint8_t value);
    void        setRegister(uint8_t address, uint16_t value);
    void        setRegister(uint8_t address, uint32_t value);
    void        setRegister(uint8_t address, uint64_t value);
    void        setRegister(uint8_t address, int8_t value);
    void        setRegister(uint8_t address, int16_t value);
    void        setRegister(uint8_t address, int32_t value);
    void        setRegister(uint8_t address, int64_t value);
    void        setRegister(uint8_t address, float value);
    void        setRegister(uint8_t address, double value);

    uint8_t     getRegister8(uint8_t address);
    uint16_t    getRegister16(uint8_t address);
    uint32_t    getRegister32(uint8_t address);
    uint64_t    getRegister64(uint8_t address);
    int8_t      getRegister8s(uint8_t address);
    int16_t     getRegister16s(uint8_t address);
    int32_t     getRegister32s(uint8_t address);
    int64_t     getRegister64s(uint8_t address);
    float       getRegisterFloat(uint8_t address);
    double      getRegisterDouble(uint8_t address);

private:
    uint8_t** registers;
};


#endif /* REGISTERS_H_ */