Iris

int SENSOR=A0;
int LEDverde=7;
int LEDrosso=8;
int LEDrgb1_red=3;
int LEDrgb1_green=5;
int LEDrgb1_blue=6;
int LEDrgb2_red=9;
int LEDrgb2_green=10;
int LEDrgb2_blue=11;
int LEDbianco=4;
int LEDblu=12;
int val = 0;           
int ledn =0;

void setup() {
  pinMode(LEDverde, OUTPUT);
  pinMode(LEDrosso, OUTPUT);
  pinMode(LEDrgb1_red, OUTPUT);
  pinMode(LEDrgb1_green, OUTPUT);
  pinMode(LEDrgb1_blue, OUTPUT);
  pinMode(LEDrgb2_red, OUTPUT);
  pinMode(LEDrgb2_green, OUTPUT);
  pinMode(LEDrgb2_blue, OUTPUT);
  pinMode(LEDbianco, OUTPUT);
  pinMode(LEDblu, OUTPUT);
  
  digitalWrite(LEDverde, LOW);
  digitalWrite(LEDrosso, LOW);
  digitalWrite(LEDbianco, LOW);
  digitalWrite(LEDblu, LOW);
  delay(4000);
  digitalWrite(LEDverde, HIGH);
  digitalWrite(LEDrosso, LOW);
  digitalWrite(LEDbianco, LOW);
  digitalWrite(LEDblu, LOW);

  delay(5000);
  digitalWrite(LEDverde, HIGH);
  digitalWrite(LEDrosso, HIGH);
  digitalWrite(LEDbianco, LOW);
  digitalWrite(LEDblu, LOW);
  delay(7000);
   digitalWrite(LEDverde, HIGH);
  digitalWrite(LEDrosso, HIGH);
  digitalWrite(LEDbianco, HIGH);
  digitalWrite(LEDblu, LOW);
  delay(5000);
  digitalWrite(LEDverde, HIGH);
  digitalWrite(LEDrosso, HIGH);
  digitalWrite(LEDbianco, HIGH);
  digitalWrite(LEDblu, HIGH);
  delay(6000);
    digitalWrite(LEDverde, HIGH);
  digitalWrite(LEDrosso, HIGH);
  digitalWrite(LEDbianco, HIGH);
  digitalWrite(LEDblu, HIGH);
  analogWrite(LEDrgb1_red, 0);
  analogWrite(LEDrgb1_green, 0);
  analogWrite(LEDrgb1_blue, 0);
  analogWrite(LEDrgb2_red, 0);
  analogWrite(LEDrgb2_green, 0);
  analogWrite(LEDrgb2_blue, 0);
  
  }

void loop(){
  val = analogRead(SENSOR);
  ledn = (int) round( val / 255.75);
switch (ledn) {
  
case 1:
digitalWrite(LEDverde, HIGH);
analogWrite(LEDrgb1_red, 0);
analogWrite(LEDrgb1_green, 255);
analogWrite(LEDrgb1_blue, 0);
analogWrite(LEDrgb2_red, 0);
analogWrite(LEDrgb2_green, 255);
analogWrite(LEDrgb2_blue, 0);
digitalWrite(LEDrosso, LOW);
digitalWrite(LEDblu, LOW);
digitalWrite(LEDbianco, LOW);

break;

case 2:
digitalWrite(LEDrosso, HIGH);
analogWrite(LEDrgb1_red, 255);
analogWrite(LEDrgb1_green, 0);
analogWrite(LEDrgb1_blue, 0);
analogWrite(LEDrgb2_red, 255);
analogWrite(LEDrgb2_green, 0);
analogWrite(LEDrgb2_blue, 0);
digitalWrite(LEDverde, LOW);
digitalWrite(LEDblu, LOW);
digitalWrite(LEDbianco, LOW);
break;

case 3:
digitalWrite(LEDbianco, HIGH);
analogWrite(LEDrgb1_red, 255);
analogWrite(LEDrgb1_green, 255);
analogWrite(LEDrgb1_blue, 255);
analogWrite(LEDrgb2_red, 255);
analogWrite(LEDrgb2_green, 255);
analogWrite(LEDrgb2_blue, 255);
digitalWrite(LEDrosso, LOW);
digitalWrite(LEDblu, LOW);
digitalWrite(LEDverde, LOW);
break;

case 4:
digitalWrite(LEDblu, HIGH);
analogWrite(LEDrgb1_red, 0);
analogWrite(LEDrgb1_green, 0);
analogWrite(LEDrgb1_blue, 255);
analogWrite(LEDrgb2_red, 0);
analogWrite(LEDrgb2_green, 0);
analogWrite(LEDrgb2_blue, 255);
digitalWrite(LEDrosso, LOW);
digitalWrite(LEDverde, LOW);
digitalWrite(LEDbianco, LOW);
break;
}
delay(100);
}