#include <LiquidCrystal.h>
int inputPin=2;
int pirState=LOW;
int val=0;
LiquidCrystal lcd(6, 7, 9, 10, 11, 12);

void setup() {
  lcd.begin(16,2);
  lcd.clear();
  Serial.begin(9600);
}

void loop() {
  val=digitalRead(inputPin);
  if(val==HIGH){//jika val berlogika HIGH
    if(pirState==LOW){
     lcd.setCursor(0,0);
     lcd.clear();
     
     lcd.println("Ada Gerakan");
     Serial.println("Ada Gerakan");
     pirState=HIGH;
    }
  }
  else{
    if(pirState==HIGH){
      lcd.setCursor(0,0);
      lcd.clear();
      lcd.println("Tdk Ada Gerakan");
      Serial.println("Tdk Ada Gerakan");
      pirState=LOW;
    }
  }
}