#define LED_BUILTIN 23

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

pinMode(LED_BUILTIN, OUTPUT);



}

void loop() {
  // put your main code here, to run repeatedly:

digitalWrite(LED_BUILTIN, HIGH);
delay(1000);
digitalWrite(LED_BUILTIN, LOW);
delay(1000);




  delay(10); // this speeds up the simulation
}