Sensor_MS5607.h

//
// Created by Tom Danvers on 17/12/2022.
//
 
#ifndef MRAS_SENSOR_MS5607_H
#define MRAS_SENSOR_MS5607_H
 
 
#include <Wire.h>
#include "Subsystem.h"
 
#define MS5607_RESET 0x1E
#define MS5607_PROM_READ 0xA0
#define R_ADC  0X00
 
class Sensor_MS5607 : public Subsystem {
private:
    uint8_t i2c_address;
    TwoWire *i2c_bus;
    uint32_t i2c_frequency;
 
    uint16_t OSR = 4096;     // default oversampling ratio
    uint8_t CONV_D1 = 0x48;   // corresponding pressure conv. command for OSR
    uint8_t CONV_D2 = 0x58;   // corresponding temp conv. command for OSR
    uint8_t CONV_Delay = 10;   // corresponding conv. delay for OSR
 
    // calibration coefficients
    // initialising them all separately looks ugly yes
    uint16_t C1 = 0;
    uint16_t C2 = 0;
    uint16_t C3 = 0;
    uint16_t C4 = 0;
    uint16_t C5 = 0;
    uint16_t C6 = 0;
 
    uint32_t D1_pressure{};
    uint32_t D2_temperature{};
 
    float dT{}, TEMP{}, P{};
    int64_t OFF{}, SENS{};
 
    uint32_t lastStateChange = 0;
 
 
    enum {
        IDLE,
        READING_PRESSURE,
        READING_TEMPERATURE
    } state = IDLE;
 
    bool read_PROM();
 
    bool read_PROM_coefficient(uint8_t command, uint16_t &store);
 
    bool reset();
 
    void set_oversampling_ratio(uint16_t newOversamplingRatio);
 
    bool read_ADC(uint32_t &output);
 
public:
    Sensor_MS5607(uint8_t id, byte i2c_address, TwoWire &i2c_bus, uint32_t frequency) : Subsystem(id),
                                                                                        i2c_address(i2c_address),
                                                                                        i2c_bus(&i2c_bus),
                                                                                        i2c_frequency(frequency) {};
 
    int8_t setup() override;
 
    int8_t loop() override;
 
    SUBSYSTEM_NO_MESSAGE_HANDLER
 
    SUBSYSTEM_NAME("MS5607")
};
 
 
#endif //MRAS_SENSOR_MS5607_H