void setup() 
  {// put your setup code here, to run once:
  Serial.println(115200);
  pinMode(26, OUTPUT);
  pinMode(14, OUTPUT);
  pinMode(16, OUTPUT);
  pinMode(19, OUTPUT);
  
  }



void loop() 
{
  
  digitalWrite(26, HIGH);
  delay(1000);
  digitalWrite(26, LOW);
  digitalWrite(14, HIGH);
  delay(1000);
  digitalWrite(14, LOW);
  digitalWrite(16, HIGH);
  delay(1000);
  digitalWrite(16, LOW);
  digitalWrite(19, HIGH);
  delay(1000);
  digitalWrite(19, LOW);
}