#define Lampu_Merah 13
#define Lampu_Kuning 12
#define Lampu_Hijau 11
#define Tombol 7

int status = 0;

void setup() {
  //put your code here, to run once
  pinMode(Tombol, INPUT);
  pinMode(Lampu_Merah, OUTPUT);
  pinMode(Lampu_Kuning, OUTPUT);
  pinMode(Lampu_Hijau, OUTPUT);
  digitalWrite(Lampu_Merah, LOW);
  digitalWrite(Lampu_Kuning, LOW);
  digitalWrite(Lampu_Hijau, LOW);
}

void loop() {
  //put your code here, to run repeatedly
  if(digitalRead(Tombol) == HIGH){
 
  digitalWrite(Lampu_Merah, LOW);
 digitalWrite(Lampu_Kuning, HIGH);
  digitalWrite(Lampu_Hijau, LOW);
  delay(3000);
  

  digitalWrite(Lampu_Merah, HIGH);
  digitalWrite(Lampu_Kuning, LOW);
  digitalWrite(Lampu_Hijau, LOW);
  delay(5000);

  digitalWrite(Lampu_Merah, LOW);
  digitalWrite(Lampu_Kuning, HIGH);
  digitalWrite(Lampu_Hijau, LOW);
  delay(2000);

  digitalWrite(Lampu_Merah, LOW);
  digitalWrite(Lampu_Kuning, LOW);
  digitalWrite(Lampu_Hijau, HIGH);
  delay(3000);

  
  digitalWrite(Lampu_Merah, LOW);
  digitalWrite(Lampu_Kuning, LOW);
  digitalWrite(Lampu_Hijau, LOW);
  digitalRead(Tombol) == LOW;

}
}