void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(14, INPUT_PULLUP);
}

void loop() {
  int a=digitalRead(14);
  Serial.println(a);
  if(a==HIGH)
  {
    Serial.println("Motion detected!");
  }
  if(a==LOW)
  {
    Serial.println("Motion Not Detected!");
  }
    delay(1000); // this speeds up the simulation
}