main.cpp

#include <stdio.h>
#include "pico/stdlib.h"
#include "pico/binary_info.h"
#include "hardware/i2c.h"

#include "includes/AS7341.h"

AS7341 sensorOne;
AS7341 sensorTwo;

int main() {

    stdio_init_all();
    printf("Starting\n");

    if (!sensorOne.begin(i2c0)){
        printf("Could not find AS7341\n");
        while (1) { sleep_ms(10); }
    }

    if (!sensorTwo.begin(i2c1)){
        printf("Could not find AS7341\n");
        while (1) { sleep_ms(10); }
    }

    printf("Testing Sensor\n");
    printf("Sensor OK\n");
    printf("Ready\n");

    sensorOne.setATIME(29);
    sensorOne.setASTEP(599);
    sensorOne.setGain(AS7341_GAIN_0_5X);
    
    sensorTwo.setATIME(29);
    sensorTwo.setASTEP(599);
    sensorTwo.setGain(AS7341_GAIN_0_5X);

    sensorOne.enableSpectralMeasurement(true);
    sensorTwo.enableSpectralMeasurement(true);

    sensorOne.setLEDCurrent(4);
    sensorOne.enableLED(true);

    sensorTwo.setLEDCurrent(4);
    sensorTwo.enableLED(true);
    
    while(true){
        printf("Getting Readings\n");
        // put your main code here, to run repeatedly:
        uint16_t readings[12];
        float counts[12];
        uint16_t readings2[12];
        float counts2[12];

        sensorOne.setLEDCurrent(4);
        sensorOne.enableLED(true);

        if (!sensorOne.readAllChannels(readings)){
            printf("Error reading all channels!");
            return false;
        }

        for(uint8_t i = 0; i < 12; i++) {
            if(i == 4 || i == 5) continue;
            // we skip the first set of duplicate clear/NIR readings
            // (indices 4 and 5)
            counts[i] = sensorOne.toBasicCounts(readings[i]);
        }

        printf("Sensor1 - F1 415nm : %f\n", counts[0]);
        printf("Sensor1 - F2 445nm : %f\n", counts[1]);
        printf("Sensor1 - F3 480nm : %f\n", counts[2]);
        printf("Sensor1 - F4 515nm : %f\n", counts[3]);
        printf("Sensor1 - F5 555nm : %f\n", counts[6]);
        printf("Sensor1 - F6 590nm : %f\n", counts[7]);
        printf("Sensor1 - F7 630nm : %f\n", counts[8]);
        printf("Sensor1 - F8 680nm : %f\n", counts[9]);
        printf("Sensor1 - Clear    : %f\n", counts[10]);
        printf("Sensor1 - NIR      : %f\n", counts[11]);

        printf("Readings Done\n");

        sensorOne.enableLED(false);

        sensorTwo.setLEDCurrent(4);
        sensorTwo.enableLED(true);

        if (!sensorTwo.readAllChannels(readings2)){
            printf("Error reading all channels!");
            return false;
        }

        for(uint8_t i = 0; i < 12; i++) {
            if(i == 4 || i == 5) continue;
            // we skip the first set of duplicate clear/NIR readings
            // (indices 4 and 5)
            counts2[i] = sensorTwo.toBasicCounts(readings2[i]);
        }

        printf("Sensor2 - F1 415nm : %f\n", counts2[0]);
        printf("Sensor2 - F2 445nm : %f\n", counts2[1]);
        printf("Sensor2 - F3 480nm : %f\n", counts2[2]);
        printf("Sensor2 - F4 515nm : %f\n", counts2[3]);
        printf("Sensor2 - F5 555nm : %f\n", counts2[6]);
        printf("Sensor2 - F6 590nm : %f\n", counts2[7]);
        printf("Sensor2 - F7 630nm : %f\n", counts2[8]);
        printf("Sensor2 - F8 680nm : %f\n", counts2[9]);
        printf("Sensor2 - Clear    : %f\n", counts2[10]);
        printf("Sensor2 - NIR      : %f\n", counts2[11]);

        printf("Readings Done\n");

        sensorTwo.enableLED(false);
    }
}