// Lab Trail Test 1
// Name: Shan Win Khant
// Class; Pham The Hanh
// Date: 5 July 2024

  int green_led_state = 1;
  long previousMillis = 0;
  int interal = 




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

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