#include<ESP32Servo.h>
int ct = 15;
int pirPin = 21;
int ledPin = 22;

void setup(){
  Serial.begin(9600);
  pinMode(pirPin,INPUT);
  pinMode(ledPin,OUTPUT);
  pinMode(23,OUTPUT);
  digitalWrite(pirPin,LOW);
  digitalWrite(ledPin,LOW);
  Serial.println("Wait, now calibrating the sensor...");
  for (int i=0;i<ct;i++){
    Serial.print((i*100)/ct);
    Serial.print(" %");
    Serial.println(" COMPLETED.....");
    delay(1000);
  }
  Serial.println("Calibration Completed Satisfactorily");
  Serial.println("**  SENSOR ACTIVE **");
  delay(50);
}

void loop(){
  if (digitalRead(pirPin) == HIGH){
    digitalWrite(ledPin,HIGH);
    tone(23,420,500);
    Serial.println("--------------------------");
    Serial.println("** MOVEMENT DETECTED    **");
    Serial.println("--------------------------");
    Serial.println("");
    delay(1000);
  } else {
    digitalWrite(ledPin,LOW);
    
  }
}