int led = 9; //Integer utk menentukn pin yg digunakn
void setup() {
  // put your setup code here, to run once:
pinMode(led, OUTPUT); 
}

void loop() {
  // put your main code here, to run repeatedly:
  //digitalWrite buat seting pin nyala ato mati
  //delay buat kasih jeda utk perintah selanjutny
//huruf s pertama
	digitalWrite(led, HIGH);
	delay(400);
	digitalWrite(led, LOW);
	delay(400);
	digitalWrite(led, HIGH);
	delay(400);
	digitalWrite(led, LOW);
	delay(400);
	digitalWrite(led, HIGH);
	delay(400);
	digitalWrite(led, LOW);
	delay(1000);

	//huruf O
	digitalWrite(led, HIGH);
	delay(700);
	digitalWrite(led, LOW);
	delay(1000);
	digitalWrite(led, HIGH);
	delay(700);
	digitalWrite(led, LOW);
	delay(1000);
	digitalWrite(led, HIGH);
	delay(700);
	digitalWrite(led, LOW);
	delay(1000);

	//huruf S terakhir
	digitalWrite(led, HIGH);
	delay(200);
	digitalWrite(led, LOW);
	delay(400);
	digitalWrite(led, HIGH);
	delay(200);
	digitalWrite(led, LOW);
	delay(400);
	digitalWrite(led, HIGH);
	delay(200);
	digitalWrite(led, LOW);
	delay(2000);
}