void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(14,OUTPUT);
  digitalWrite(14,HIGH);
  pinMode(4,OUTPUT);
  digitalWrite(4,HIGH);
  pinMode(2,OUTPUT);
  digitalWrite(2,HIGH);
}

void loop() {
  digitalWrite(14,HIGH);
  digitalWrite(4,HIGH);
  digitalWrite(2,HIGH);
  delay(1000);
  digitalWrite(14,LOW);
  digitalWrite(4,LOW);
  digitalWrite(2,LOW);
  delay(1000);

}