#define LDR_PIN 2// LiquidCrystal_I2C lcd(0x27, 20, 4);
void setup() {
Serial.begin(115200);
pinMode(LDR_PIN, INPUT);
// lcd.init();
// lcd.backlight();
}
void loop() {
// lcd.setCursor(2, 0);
Serial.println("Room: ");
if (digitalRead(LDR_PIN) == LOW) {
Serial.println("Light!");
} else {
Serial.println("Dark ");
}
delay(100);
}