#define pin_pot 34
#define LED_PIN 32
#define PIN_ELEC 35

int milliSeconds = 0;
int milliSecondsMax = 0;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);

  Serial.println("Hello, ESP32!");
  pinMode(LED_PIN, OUTPUT);
  pinMode(PIN_ELEC, OUTPUT);
  digitalWrite(PIN_ELEC, HIGH);
}

void loop() {
  int potValue = map (analogRead(pin_pot), 0, 4095, 0, 5000);

  milliSecondsMax = potValue;
  showLight();

  milliSeconds -= 10;
    Serial.println(milliSeconds);
     Serial.println(potValue);
       Serial.println(milliSecondsMax);
       Serial.println("--------------------");
  delay(10);
}
void showLight() {
  if (milliSeconds <= 0) {
    milliSeconds = milliSecondsMax ;
  }
  if (milliSecondsMax / 2 > milliSeconds) {
    digitalWrite(LED_PIN, LOW);
  } else {
    digitalWrite(LED_PIN, HIGH);
  }
}