#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
void setup() {
  pinMode(4,OUTPUT);
  lcd.init();
  lcd.backlight();
}
void loop() {
  int pir=digitalRead(7);
  lcd.setCursor(0,0);
  lcd.print(pir);
  if(pir==1){
    lcd.clear();
    lcd.setCursor(0,4);
    lcd.print("PERSON ON");
    digitalWrite(4, HIGH);
    delay(1000);
  }
  else{
    lcd.setCursor(0,1);
    lcd.print("PERSON OFF");
    digitalWrite(4, LOW);
    delay(1000);
  }
}