void setup() {
pinMode(3,OUTPUT);
pinMode(2,OUTPUT);
pinMode(4,OUTPUT);
// put your setup code here, to run once:
}
void loop() {
digitalWrite(2,HIGH);
digitalWrite(3,HIGH);
digitalWrite(4,HIGH);
delay(500);
digitalWrite(2,LOW);
digitalWrite(3,LOW);
digitalWrite(4,LOW);
delay(500);
digitalWrite(2,HIGH);
digitalWrite(3,LOW);
digitalWrite(4,LOW);
delay(500);
digitalWrite(2,LOW);
digitalWrite(3,HIGH);
digitalWrite(4,LOW);
delay(500);
digitalWrite(2,LOW);
digitalWrite(3,LOW);
digitalWrite(4,HIGH);
delay(500);
digitalWrite(2,HIGH);
digitalWrite(3,HIGH);
digitalWrite(4,LOW);
delay(500);
digitalWrite(2,HIGH);
digitalWrite(3,LOW);
digitalWrite(4,HIGH);
delay(500);
digitalWrite(2,LOW);
digitalWrite(3,HIGH);
digitalWrite(4,HIGH);
delay(500);
// put your main code here, to run repeatedly:
}
