/******************************************
*        PROGRAM SENSOR CAHAYA RGB        *
* XI-TEDK2-13-INTAN MONICA SANDARMA LED   *
******************************************/
int blue = 9;
int red = 11;
int green = 10;
int data ;
int sensor = A0;

void setup() {
pinMode(red, OUTPUT);
pinMode(green, OUTPUT);
pinMode(blue, OUTPUT);
pinMode(sensor, INPUT);
Serial.begin(9600);
}

void loop() {
  data = analogRead(sensor);
  if(data > 858){
   digitalWrite(red, HIGH);
   digitalWrite(green, LOW);
   digitalWrite(blue, LOW);
 }
 else if(data > 40){
  digitalWrite(green, HIGH);
  digitalWrite(red, HIGH);
  digitalWrite(blue, LOW);
 }
 else if(data < 39){
  digitalWrite(blue, HIGH);
  digitalWrite(red, LOW);
  digitalWrite(green, LOW);

 }
  
}

// Gelap Lux < 10             ----> red     -----analog >858
// mendung Lux 1000 - 10000   ----> green  -----analog 39-169
// terang Lux >10000          ----> blue    -----analog <89