int led=12;
int PIRpin = 2;
void setup() {
  Serial.begin(9600);
  pinMode(PIRpin, INPUT);
  pinMode(led, OUTPUT);
}
void loop() {
  int sensorvalue = digitalRead(PIRpin);
  if (sensorvalue == HIGH) {
    Serial.println("Motion Detected!");
    delay(1000);
    digitalWrite(led, HIGH);
} else {
  Serial.println("No Motion Detected!");
    delay(1000);
    digitalWrite(led, LOW);
  }

}