#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2); 
int led=2;
  int pin=4;
  int value=0;
  
void setup() {
  lcd.begin(16,2);
lcd.backlight();
  pinMode(led, OUTPUT);
  pinMode(pin, INPUT);
 

}

void loop() {
  value =digitalRead(pin);
if (value==HIGH)
{
  digitalWrite(led, HIGH);
  lcd.setCursor(0,0);
lcd.print("motion detected");
delay(200);
lcd.clear();
}
else{
  digitalWrite(led, LOW);
    lcd.setCursor(0,0);
lcd.print("no motion");
lcd.setCursor(0,1);
lcd.print("detected");
}

  

}