void setup() {
  pinMode(15, INPUT);
  pinMode(10, OUTPUT);  
  Serial1.begin(115200);
  Serial1.println("Hello, Syam");
}
void loop() {
  int pir = digitalRead(15);

if(pir==HIGH)
{
  Serial1.println("Motion Detected");
  digitalWrite(10, HIGH);
  delay(1000);
}
else
{
  Serial1.println("No Detected");
  digitalWrite(10, LOW);
  delay(1000);
}
}