void setup() {
  // put your setup code here, to run once:
  pinMode(2, INPUT);
  pinMode(3, OUTPUT);
  Serial.begin(9600);

}

void loop() {
  // put your main code here, to run repeatedly:
  bool boton = digitalRead(2);
  Serial.println(boton);
  delay(250);
  if (boton == HIGH) {
    digitalWrite(3, HIGH);
    Serial.println("Se cumple la condición");
    }else {
      digitalWrite(3, LOW);
      Serial.println("No se cumple la condición");
    }
  }