#define LEDS 2

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");

  pinMode(LEDS, OUTPUT);
}

void loop() { 
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation

  digitalWrite(LEDS, HIGH);
  delay(500);
  digitalWrite(LEDS, LOW);
  delay(500);
}