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

LiquidCrystal_I2C lcd(0x27, 16, 2); // Adjust the address (0x27) if needed

void setup() {
  lcd.init(); // Initialize the LCD
  lcd.backlight(); // Turn on the backlight
  lcd.setCursor(0, 0);
  lcd.print("LDR Value:");
  
  Serial.begin(9600);
}

void loop() {
  int ldrValue = analogRead(A0); // Read value from LDR
  lcd.setCursor(0, 1); 
  lcd.print("Value: ");
  lcd.print(ldrValue); // Display LDR value on LCD
  delay(500); // Update every 500ms
  
  Serial.println(ldrValue); // Optional: Print to Serial Monitor
}