void setup() {
  Serial.begin(115200);
  pinMode(25, OUTPUT);
  pinMode(32, OUTPUT);
  pinMode(26, OUTPUT);
}
  void loop()
  {
    digitalWrite(25, HIGH);
    delay(100);
    digitalWrite(25,LOW);
  digitalWrite(32, HIGH);
    delay(100);
    digitalWrite(32,LOW);
    digitalWrite(26, HIGH);
    delay(100);
    digitalWrite(26,LOW);
  }