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

const int pirPin = 5;
int pirState = LOW;
int val = 0;

LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup() {
  pinMode(pirPin, INPUT);
  Serial.begin(115200);
  lcd.init();
  lcd.backlight();
  lcd.clear();
  delay(100);

}

void loop() {
  val = digitalRead(pirPin);

  if (val == HIGH) {
    if (pirState == LOW) {
      lcd.setCursor(0, 0);
      lcd.print("Ada Gerakan!");
      pirState = HIGH; 
      
    }
  } else {
    if (pirState == HIGH) {
      lcd.setCursor(0, 0);
      lcd.print("Tidak ada");
      pirState = LOW;
    }
  }


}