#define LEDPIN 2
#define BUZZER 13
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(LEDPIN, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(LEDPIN, HIGH);
  tone(BUZZER, 254, 200);
  Serial.println("Encendido!");
  delay(1000);
  Serial.println("Apagado!  ");
  digitalWrite(LEDPIN, LOW);
  delay(250);
}