File content as of revision 20:652f0bf256bd:

#include "mbed.h"
#include "MAX14720.h"
#include "MAX30205.h"
#include "MAX30101.h"
#include "BMP280.h"
#include "MAX30001.h"
#include "QuadSpiInterface.h"
#include "S25FS512.h"

//Define all I2C addresses
#define MAX30205_I2C_SLAVE_ADDR_TOP (0x92)
#define MAX30205_I2C_SLAVE_ADDR_BOTTOM (0x90)
#define MAX14720_I2C_SLAVE_ADDR (0x54)
#define MAX30101_I2C_SLAVE_ADDR (0xAE)
#define BMP280_I2C_SLAVE_ADDR (0xEC)
#define MAX30001_

#define HVOUT_VOLTAGE 4500 // set to 4500 mV

// I2C Masters
I2C i2c1(I2C1_SDA, I2C1_SCL);
I2C i2c2(I2C2_SDA, I2C2_SCL);

/// SPI Master 0 with SPI0_SS for use with MAX30001
SPI spi(SPI0_MOSI, SPI0_MISO, SPI0_SCK, SPI0_SS); // used by MAX30001
/// SPI Master 1
QuadSpiInterface quadSpiInterface(SPI1_MOSI, SPI1_MISO, SPI1_SCK,
                                  SPI1_SS); // used by S25FS512


// Top local Temperature Sensor
MAX30205 MAX30205_top(&i2c1, MAX30205_I2C_SLAVE_ADDR_TOP);

// Botttom local Temperature Sensor
MAX30205 MAX30205_bottom(&i2c1, MAX30205_I2C_SLAVE_ADDR_BOTTOM);

// Barometric Pressure Sensor
BMP280 bmp280_pres(&i2c1, BMP280_I2C_SLAVE_ADDR);

//PMIC
MAX14720 max14720(&i2c2,MAX14720_I2C_SLAVE_ADDR);

// Optical Oximeter
MAX30101 max30101(&i2c2, MAX30101_I2C_SLAVE_ADDR);

/// External Flash
S25FS512 s25fs512(&quadSpiInterface);

/// ECG device
MAX30001 max30001(&spi);
InterruptIn max30001_InterruptB(P3_6);
InterruptIn max30001_Interrupt2B(P4_5);

/// PWM used as fclk for the MAX30001
PwmOut pwmout(P1_7);


DigitalOut led(LED1);

//Serial 
Serial pc(USBTX, USBRX);
InterruptIn Button(SW1);

void turnOff()
{
    //write the power down command to PMIC
    max14720.shutdown();    
}
int main()
{
    
    // Override the default value of boostEn to BOOST_ENABLED
    max14720.boostEn = MAX14720::BOOST_ENABLED;
    // Note that writing the local value does directly affect the part
    // The buck-boost regulator will remain off until init is called
    max14720.init();
    // Turn LED signal on to make buck-boost output visible
    max14720.boostSetVoltage(HVOUT_VOLTAGE);
    led = 0;
    
    // Initialise the BMP280
    bmp280_pres.init(BMP280::OVERSAMPLING_X16_P, BMP280::OVERSAMPLING_X2_T, BMP280::FILT_4, BMP280::NORMAL_MODE, BMP280::T_62_5);

    // MAX30001
    printf("Init MAX30001 callbacks, interrupts...\n");
    fflush(stdout);
    max30001_InterruptB.disable_irq();
    max30001_Interrupt2B.disable_irq();
    max30001_InterruptB.mode(PullUp);
    max30001_InterruptB.fall(&MAX30001::Mid_IntB_Handler);
    max30001_Interrupt2B.mode(PullUp);
    max30001_Interrupt2B.fall(&MAX30001::Mid_Int2B_Handler);
    max30001_InterruptB.enable_irq();
    max30001_Interrupt2B.enable_irq();
    max30001.AllowInterrupts(1);
    // Configuring the FCLK for the ECG, set to 32.768KHZ
    printf("Init MAX30001 PWM...\n");
    fflush(stdout);
    //pwmout.period_us(31);      
    //pwmout.write(0.5);          // 0-1 is 0-100%, 0.5 = 50% duty cycle.
    max30001.FCLK_MaximOnly();    // mbed does not provide the resolution necessary, so for now we have a specific solution...
    max30001.sw_rst(); // Do a software reset of the MAX30001
    max30001.INT_assignment(MAX30001::MAX30001_INT_B,    MAX30001::MAX30001_NO_INT,   MAX30001::MAX30001_NO_INT,  //  en_enint_loc,      en_eovf_loc,   en_fstint_loc,
                                     MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_NO_INT,  //  en_dcloffint_loc,  en_bint_loc,   en_bovf_loc,
                                     MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_NO_INT,  //  en_bover_loc,      en_bundr_loc,  en_bcgmon_loc,
                                     MAX30001::MAX30001_INT_B,    MAX30001::MAX30001_NO_INT,   MAX30001::MAX30001_NO_INT,  //  en_pint_loc,       en_povf_loc,   en_pedge_loc,
                                     MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_INT_B,    MAX30001::MAX30001_NO_INT,  //  en_lonint_loc,     en_rrint_loc,  en_samp_loc,
                                     MAX30001::MAX30001_INT_ODNR, MAX30001::MAX30001_INT_ODNR);                            //  intb_Type,         int2b_Type)
    max30001.onDataAvailable(&StreamPacketUint32);



    // Use the POR configuration register values
    
    //Temperature sensor variables
    uint16_t rawTemp_top;
    uint16_t rawTemp_bottom ;
    float celsius_top, celsius_bottom;
    float fahrenheit_top, fahrenheit_bottom;
    
    //barometric sensor variables
    char bmp280_rawData = 0;
    float Temp_degC, Press_Pa, Press_Bar;
    
    //optical sensor variables
    uint8_t fifo_waterlevel_mark;
    uint8_t sample_avg;
    uint8_t sample_rate;
    uint8_t pulse_width;
    uint8_t fifo_waterlevel_mark1;
    uint8_t sample_avg1;
    uint8_t sample_rate1;
    uint8_t pulse_width1;
    uint8_t fifo_waterlevel_mark2;
    uint8_t sample_avg2;
    uint8_t sample_rate2;
    uint8_t pulse_width2;
    uint8_t red_led_current, green_led_current;
    uint8_t ir_led_current;
    uint8_t slot_1, slot_2, slot_3, slot_4;
    
    wait(2);
    
    //Endless loop
    while(1) 
    {
        /* Temperature Sensor Settings */
        
        //Read Temperature
        MAX30205_top.readTemperature(&rawTemp_top);
        MAX30205_bottom.readTemperature(&rawTemp_bottom);   
        // Read BMP280 Temp. and Pressure
        bmp280_pres.ReadCompDataRaw(&bmp280_rawData);
        bmp280_pres.ToFloat(&bmp280_rawData, &Temp_degC, &Press_Pa);
        // Convert to Celsius
        celsius_top = MAX30205_top.toCelsius(rawTemp_top);
        celsius_bottom = MAX30205_bottom.toCelsius(rawTemp_bottom);
        
        // Convert to Fahrenheit
        fahrenheit_top = MAX30205_top.toFahrenheit(celsius_top);
        fahrenheit_bottom = MAX30205_bottom.toFahrenheit(celsius_bottom);
        
        
        /* Barometric Sensor Settings */
    
        Press_Bar = Press_Pa / 100000;
        
        /* Optical Sensor settings */
        
        

        /* Printing various sensor values */
        pc.printf("***** MAX30205 Temperature Sensor Reading *****\n\r");
        pc.printf("Top Temperature: %.2f\370 C\n\rBottom Temperature: %.2f\370 C \n\rTop Temperature in Farenheit: %.2f\370 F\n\rBottom Temperature in Farenheit %.2f\370 F\n\n\r", celsius_top, celsius_bottom, fahrenheit_top, fahrenheit_bottom);
        
        pc.printf("***** BMP280 Barometric Sensor Reading *****\n\r");
        pc.printf("Temp_degC : %.2f , Press_Bar is %.2f , Press_pa is %.2f\n\n\r",Temp_degC, Press_Bar, Press_Pa);
        
        max30101.HRmode_init(fifo_waterlevel_mark1,sample_avg1,sample_rate1,pulse_width1,red_led_current);             
        pc.printf("***** MAX30101 Optical Sensor Reading [HR mode]*****\n\r");
        pc.printf("Optical Sensor Value [fifo_waterlevel_mark: %d]\n\rOptical Sensor Value[sample_avg: %d]\n\rOptical Sensor Value[pulse_width: %d]\n\n\r", fifo_waterlevel_mark,sample_avg,pulse_width);
        max30101.HRmode_stop();
        
        max30101.SpO2mode_init(fifo_waterlevel_mark, sample_avg, sample_rate, pulse_width, red_led_current, ir_led_current);
        pc.printf("***** MAX30101 Optical Sensor Reading [SpO2 mode]*****\n\r");
        pc.printf("Optical Sensor Value [fifo_waterlevel_mark: %d]\n\rOptical Sensor Value[sample_avg: %d]\n\rOptical Sensor Value[pulse_width: %d]\n\n\r", fifo_waterlevel_mark,sample_avg,pulse_width);
        max30101.SpO2mode_stop();
        
 //       max30101.Multimode_init(fifo_waterlevel_mark2,sample_avg2,sample_rate2,pulse_width2,red_led_current, ir_led_current,green_led_current,slot_1,slot_2,slot_3,slot_4);
//        wait(0.5);
//        
//        pc.printf("***** MAX30101 Optical Sensor Reading [Multi mode]*****\n\r");
//        pc.printf("Optical Sensor Value [fifo_waterlevel_mark: %d]\n\rOptical Sensor Value[sample_avg: %d]\n\rOptical Sensor Value[pulse_width: %d]\n\rslot1: %d, slot2: %d, slot3: %d, slot4: %d\n\n\r", fifo_waterlevel_mark,sample_avg,pulse_width, slot_1, slot_2, slot_3, slot_4);
//        
    
        //pc.printf("***** ECG Sensor Reading *****\n\r");
        
        pc.printf("-------------------------------------------------\n\n\n\r");

        wait(0.2);
        
    
       
    }
}