rak1903.h

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#pragma once
#ifndef __RAK1903_H__
#define __RAK1903_H__

#include "Wire.h"

#define RAK1903_ADDRESS 0x44

typedef enum {
    RAK1903_RESULT = 0x00,
    RAK1903_CONFIG = 0x01,
    RAK1903_LOW_LIMIT = 0x02,
    RAK1903_HIGH_LIMIT = 0x03,
    RAK1903_MANUFACTURER_ID = 0x7E,
    RAK1903_DEVICE_ID = 0x7F,
} RAK1903_Commands;

typedef enum {
    RAK1903_NO_ERROR = 0,
    RAK1903_NOT_INIT = -1,
    RAK1903_WRONG_ARG = -2,
    RAK1903_NACK = -3,
} RAK1903_ErrorCode;

typedef union {
    uint16_t        rawData;
    struct {
    uint16_t        result:12;
    uint8_t         exponent:4;
    };
} RAK1903_ER;

typedef union {
    struct {
    uint8_t         FaultCount:2;
    uint8_t         MaskExponent:1;
    uint8_t         Polarity:1;
    uint8_t         Latch:1;
    uint8_t         FlagLow:1;
    uint8_t         FlagHigh:1;
    uint8_t         ConversionReady:1;
    uint8_t         OverflowFlag:1;
    uint8_t         ModeOfConversionOperation:2;
    uint8_t         ConvertionTime:1;
    uint8_t         RangeNumber:4;
    };
    uint16_t        rawData;
} RAK1903_Config;

class           rak1903 {
  private:
    RAK1903_ErrorCode sendCommand(RAK1903_Commands cmd);
    RAK1903_ErrorCode readData(uint16_t *);

    void            setConfig();
    float           LUX;
  public:
                    rak1903();

    RAK1903_ErrorCode writeConfig(RAK1903_Config);

    uint16_t        ID;

#ifdef RAK5010_EVB

#endif

    bool            init(void);

    bool            update(void);

    float           lux(void);
};

#endif              // end rak1903