const int led = 13;
const int pir = A0;
int nilai = LOW;
void setup() {
  // put your setup code here, to run once:
  pinMode(pir, INPUT);
  pinMode(led, OUTPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  nilai = digitalRead(pir);
  digitalWrite(led, nilai);
  Serial.println(nilai);
}