#include <SoftwareSerial.h>

SoftwareSerial mySerial (A0, A1);

const byte COLOR_WHITE = 0b111;


const byte PIN_LED_R = 0;
const byte PIN_LED_G = A2;
const byte PIN_LED_B = 1;

void setup() {
  // initialize serial communication at 9600 bits per second:
  mySerial.begin(9600);
  pinMode(PIN_LED_R, OUTPUT);
  pinMode(PIN_LED_G, OUTPUT);
  pinMode(PIN_LED_B, OUTPUT);
  displayColor(COLOR_WHITE);
}

// the loop routine runs over and over again forever:
void loop() {
  displayColor(COLOR_WHITE);
  // read the input on analog pin 0:
  int sensorValue = analogRead (A3);
  // print out the value you read:
  mySerial.println(sensorValue);
  delay(1);        // delay in between reads for stability
}

void displayColor(byte color) {

  
  digitalWrite(PIN_LED_R, !bitRead(color, 2));
  digitalWrite(PIN_LED_G, !bitRead(color, 1));
  digitalWrite(PIN_LED_B, !bitRead(color, 0));
}