#define LED1 4
#define LED 2

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  Serial.println("My name is Nipat Muangpeng (119)");
  Serial.println("to day is Wednesday 26 June 2024");
  pinMode(LED, OUTPUT);
  pinMode(LED1, OUTPUT);
}

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

digitalWrite(LED, HIGH);
Serial.println("On");
delay(700);
digitalWrite(LED1, LOW);
Serial.println("Off");
delay(700);

digitalWrite(LED, LOW);
Serial.println("On");
delay(700);
digitalWrite(LED1, HIGH);
Serial.println("Off");
delay(700);
}