Burglar Alarm using PIR sensor

1/* 
2 * Credits to all sources on Google and Youtube, acting as reference  to this code below. This code is not 
3 * TechValer's own creation. TechValer  has referred to different projects and websites to 
4 * find an easy code for  beginners to get started with PIR sensor and Arduino.
5 * TechValer does not claim  this code to be its own. TechValer is greatly thankful for original 
6 * creaters  of this code and also all others who acted as reference. 
7 */
8
9/* 
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11 *  
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13 *  Alexa, Boston Dynamics robotic dog etc.,  at least thats what we would have thought of. 
14 *  Our point here is, when you  look inside this tech...youll find weird boards with 
15 *  components attached  to it. This stuff is electronics and we at Techvaler deeply appreciate 
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18 *  Youtube Channel: Techcafe to find out more.
19 */
20
21/*
22 * Thanks  to Drona Automations Pvt.Ltd for Sponsoring this project!
23 */
24
25int Buzz=  8; // Define Bizzer pin
26int LED= 13; // Define LED pin
27int PIR= 3; // Define  PIR pin
28int val= 0; // Initializing the value as zero at the beginning
29  
30void  setup() {
31  
32pinMode(Buzz, OUTPUT);
33pinMode(LED, OUTPUT);
34pinMode(PIR,  INPUT);
35Serial.begin(9600);
36}
37
38void loop() {
39
40val = digitalRead(PIR);  // The value read from PIR pin 3 will be assigned to 'val'
41if(val == HIGH){
42  digitalWrite(LED, HIGH); // Turn LED ON
43  digitalWrite(Buzz, HIGH); // Turn  Buzzer ON
44  Serial.println("Movement Detected"); // Print this text in Serial  Monitor
45}
46else 
47{
48  digitalWrite(LED, LOW);
49  digitalWrite(Buzz,  LOW);
50  Serial.println("Movement not Detected");
51}
52}
53