int pinpir = 4;
int pinLed = 12;
int statusPir = 0;

#include <LiquidCrystal_I2C.h>
#include <Wire.h>
LiquidCrystal_I2C lcd(0x27,16,1);

void setup() {
  // put your setup code here, to run once:
lcd.begin(16,2);
lcd.setCursor(0,0);
lcd.print("Deteksi Gerakan");
Serial.begin(9600);
Serial.println("Deteksi Gerakan");
pinMode(4,INPUT);
pinMode(12, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
statusPir = digitalRead(pinpir);

if(statusPir == LOW){
  digitalWrite(12, LOW);
  lcd.setCursor(0,1);
  lcd.print("Tidak ada ");
  Serial.print("Tidak ada ");
  delay(300);
} else {
  lcd.setCursor(0,1);
  lcd.print("Ada gerakan");
  Serial.println("Ada gerakan");
  digitalWrite(12, HIGH);
  delay(300);
}
}