#define pinky 5 //merah
#define pinky_2 4 //kuning
#define pinky_3 2 // hijau

void setup() {
  pinMode(pinky, OUTPUT);
  pinMode(pinky_2, OUTPUT);
  pinMode(pinky_3, OUTPUT);
}

void loop() {
 digitalWrite(pinky, HIGH);// led nyala
 delay(1000);
 digitalWrite(pinky, LOW);// led mati
 delay(1000);

 digitalWrite(pinky_2, HIGH);// led nyala
 delay(1000);
 digitalWrite(pinky_2, LOW);// led mati
 delay(1000);

 digitalWrite(pinky_3, HIGH);// led nyala
 delay(1000);
 digitalWrite(pinky_3, LOW);// led mati
 delay(1000);
}