#include <LiquidCrystal.h>
const int pir = 1;
int motionstate = 0;

LiquidCrystal lcd(12, 11, 10, 9, 8, 7);

void setup() {
  pinMode(pir, INPUT);
}

void loop() {
  motionstate = digitalRead(pir);
  if (motionstate == HIGH) {
    lcd.begin(16, 2);
    lcd.print("Motion Detected !!");
    delay(1000);
  }
  else {
    lcd.begin(16, 2);
    lcd.print("No Motion Detected !!");
    delay(1000);
  }
}