max30003.h

//////////////////////////////////////////////////////////////////////////////////////////
//
//  Header file for the MAX30003WING board
//
//  Copyright © Md Abdur Rahman
//
/////////////////////////////////////////////////////////////////////////////////////////

#include <Arduino.h>

#define WREG 0x00 // write register variable.
#define RREG 0x01 // read register variable.

#define   NO_OP           0x00
#define   STATUS          0x01
#define   EN_INT          0x02
#define   EN_INT2         0x03
#define   MNGR_INT        0x04
#define   MNGR_DYN        0x05
#define   SW_RST          0x08
#define   SYNCH           0x09
#define   FIFO_RST        0x0A
#define   INFO            0x0F
#define   CNFG_GEN        0x10
#define   CNFG_CAL        0x12
#define   CNFG_EMUX       0x14
#define   CNFG_ECG        0x15
#define   CNFG_RTOR1      0x1D
#define   CNFG_RTOR2      0x1E
#define   ECG_FIFO_BURST  0x20
#define   ECG_FIFO        0x21
#define   RTOR            0x25
#define   NO_OP           0x7F

// checking interrupt terms
#define RTOR_INTR_MASK     0x04

class MAX30003
{
  public:
    MAX30003(int cs_pin);

  	unsigned int heartRate;
  	unsigned int RRinterval;
  	signed long ecgdata;
	float ecgvalue;

    void max30003Begin();
    void max30003BeginRtorMode();
    void max30003SwReset(void);
    void getHRandRR(void);
    void getEcgSamples(void);
    bool max30003ReadInfo(void);
    void max30003RegRead(uint8_t Reg_address, uint8_t * buff);
	void max30003RegWrite (unsigned char WRITE_ADDRESS, unsigned long data);

  private:
    void max30003ReadData(int num_samples, uint8_t * readBuffer);
    void max30003Synch(void);
    //void max30003RegWrite (unsigned char WRITE_ADDRESS, unsigned long data);

    int _cs_pin;
};