// Define pin numbers for relay control and potentiometer
const int relayPin = 2; // Change this to the GPIO pin you're using for relay control
const int potPin = 34; // Change this to the GPIO pin you're using for the potentiometer

void setup() {
  // Set the relay pin as an output
  pinMode(relayPin, OUTPUT);
}

void loop() {
  // Read the value from the potentiometer
  int potValue = analogRead(potPin);

  // Check if the potentiometer is halfway turned (approximately)
  if (potValue > 1000 - 50 && potValue < 1000 + 50) {
    // Turn on the relay
    digitalWrite(relayPin, HIGH);// Wait for 500 milliseconds
  } 
  else{
    digitalWrite(relayPin, LOW); // Wait for 500 milliseconds
  }
}