void setup()
// put your setup code here, to run once:
pinMode (2,OUTPUT);
pinMode (3,OUTPUT);
pinMode (4,OUTPUT);
pinMode (5,OUTPUT);
pinMode (6,OUTPUT);
pinMode (7,OUTPUT);
pinMode (8,OUTPUT);
pinMode (9,OUTPUT);
pinMode (10,OUTPUT);
pinMode (11,OUTPUT);
pinMode (12,OUTPUT);
pinMode (13,OUTPUT);
void loop() {
// put your main code here, to run repeatedly:
jalan_utara ();
{
void jalan_utara () {
digitalWrite(2. HIGH);
digitalWrite(3. LOW);
digitalWrite(4. LOW);
delay(2000);
digitalWrite(2. LOW);
digitalWrite(3. HIGH);
digitalWrite(4. LOW);
delay(1000);
digitalWrite(2. LOW);
digitalWrite(3. LOW);
digitalWrite(4. HIGH)