int pirsensor=0;


void setup() {
  // put your setup code here, to run once:
  Serial1.begin(115200);
  Serial1.println("Hello, Raspberry Pi Pico!");
  pinMode(12, INPUT);
  pinMode(11, OUTPUT);
}

void loop() {
 pirsensor=digitalRead(12);
 if(pirsensor==1){
  digitalWrite(11,HIGH);
  Serial1.println("Motion Detected !...");
 }else{
  digitalWrite(11, LOW);
  Serial1.println(" No Motion Detected !...");
 }
delay(1000);
}