#include <Wire.h>
#include <LiquidCrystal_I2C.h>

#define POT_PIN A0

LiquidCrystal_I2C lcd(0x27, 20, 4);

void setup() {
  lcd.begin(20, 4);
  lcd.print("Hello, Eren!");
}

void loop() {
  int potValue = analogRead(POT_PIN);
  float voltage = potValue * (5.0 / 1023.0); 

  lcd.setCursor(0, 1);
  lcd.print("Deger: ");
  lcd.print(potValue); 
  lcd.print("   ");
  delay(200);
}