MAX30101.h

#ifndef __MAX30101_H__
    #define __MAX30101_H__
    
    #include "cytypes.h"
    #include "MAX30101_Defs.h"

    #define BUFFER_STORAGE_SIZE 8
    
    typedef struct 
    {
        uint32_t red[BUFFER_STORAGE_SIZE];      
        uint32_t IR[BUFFER_STORAGE_SIZE];       
        uint32_t green[BUFFER_STORAGE_SIZE];    
        uint8_t head;   
        uint8_t tail;   
    } MAX30101_Data; //This is our circular buffer of readings from the sensor

    
    //==============================================
    //           MAX30101 FUNCTIONS
    //==============================================
    uint8_t MAX30101_Start(void);
    
    uint8_t MAX30101_IsDevicePresent(void);
    
    //==============================================
    //          MAX30101 INTERRUPT FUNCTIONS
    //==============================================
    
    uint8_t MAX30101_IsFIFOAFull(uint8_t* flag);
    
    uint8_t MAX30101_IsPPGReady(uint8_t* flag);
    
    uint8_t MAX30101_IsALCOverflow(uint8_t* flag);
    
    uint8_t MAX30101_IsPowerReady(uint8_t* flag);
    
    uint8_t MAX30101_IsTempReady(uint8_t* flag);
    
    uint8_t MAX30101_EnableFIFOAFullInt(void);
    
    uint8_t MAX30101_EnablePPGReadyInt(void);
    
    uint8_t MAX30101_EnableALCOverflowInt(void);
    
    uint8_t MAX30101_EnableTempReadyInt(void);
    
    uint8_t MAX30101_DisableFIFOAFullInt(void);
    
    uint8_t MAX30101_DisablePPGReadyInt(void);
    
    uint8_t MAX30101_DisableALCOverflowInt(void);
    
    uint8_t MAX30101_DisableTempReadyInt(void);
    
    //==============================================
    //          MAX30101 FIFO FUNCTIONS
    //==============================================
    
    uint8_t MAX30101_ReadWritePointer(uint8_t* wr);
    
    uint8_t MAX30101_ReadOverflowCounter(uint8_t* oc);
    
    uint8_t MAX30101_ReadReadPointer(uint8_t* rr);
    
    uint8_t MAX30101_ClearFIFO(void);
    
    uint8_t MAX30101_ReadRawFIFOBytes(uint8_t num_samples, uint8_t active_leds, uint8_t* data);
    
    uint8_t MAX30101_ReadRawFIFO(uint8_t num_samples, uint8_t active_leds, uint32_t* data);
    
    uint8_t MAX30101_ReadFIFO(uint8_t num_samples, uint8_t active_leds, MAX30101_Data* data);
    
    //==============================================
    //     MAX30101 FIFO CONFIGURATION FUNCTIONS
    //==============================================
    
    uint8_t MAX30101_SetSampleAverage(uint8_t samples);
    
    uint8_t MAX30101_EnableFIFORollover(void);
    
    uint8_t MAX30101_DisableFIFORollover(void);
    
    uint8_t MAX30101_SetFIFOAlmostFull(uint8_t samples);
    
    //==============================================
    //     MAX30101 MODE CONFIGURATION FUNCTIONS
    //==============================================
    
    uint8_t MAX30101_Shutdown(void);
    
    uint8_t MAX30101_WakeUp(void);
    
    uint8_t MAX30101_Reset(void);
    
    uint8_t MAX30101_SetMode(uint8_t mode);
    
    //==============================================
    //     MAX30101 SPO2 CONFIGURATION FUNCTIONS
    //==============================================
      
    uint8_t MAX30101_SetSpO2SampleRate(uint8_t range);
    
    uint8_t MAX30101_SetSpO2ADCRange(uint8_t sr);
    
    uint8_t MAX30101_SetSpO2PulseWidth(uint8_t pw);
    
    uint8_t MAX30101_SetLEDPulseAmplitude(uint8_t led_channel, uint8_t pa);
    
    //======================================================
    //    MAX30101 MULTI LED MODE CONFIGURATION FUNCTIONS
    //======================================================
    uint8_t MAX30101_EnableSlot(uint8_t slot, uint8_t led);
    
    uint8_t MAX30101_DisableSlots(void);
    
    //======================================================
    //            MAX30101 DIE TEMPERATURE FUNCTIONS
    //======================================================
    
    uint8_t MAX30101_ReadTemperature(float* temperature);
    
    uint8_t MAX30101_ReadRawTemperature(int8_t* integer, uint8_t* frac);
    
    
    uint8_t MAX30101_StartTemperatureConversion(void);
    
    //======================================================
    //            MAX30101 PART/REVISION ID FUNCTIONS
    //======================================================
    uint8_t MAX30101_ReadPartID(uint8_t* part_id);
    
    uint8_t MAX30101_ReadRevisionID(uint8_t* revision_id);
    
    //======================================================
    //            MAX30101 HELPER FUNCTIONS
    //======================================================
    uint8_t MAX30101_ReadRegister(uint8_t reg_addr, uint8_t* reg_value);
    
    uint8_t MAX30101_LogRegisters(void (*fun_ptr)(const char*));
    
    uint8_t MAX30101_PrintRegister(void (*print_fun)(const char*), uint8_t reg_addr);

#endif
/* [] END OF FILE */