How To Make Smart Motion Sensor Alarm Wireless Doorbell

I have made a door alam......if someone enters the room or house, this machine will sense his motion and start playing alam....

Aug 21, 2020

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Components and supplies

Arduino UNO

5 mm LED: Red

Jumper wires (generic)

9V battery (generic)

PIR Sensor, 7 m

Tools and machines

Wire Stripper & Cutter, 18-10 AWG / 0.75-4mm² Capacity Wires

Soldering iron (generic)

Apps and platforms

Arduino IDE

Project description

Code

code

c_cpp

1                                              //Aarzoo's programming
2
3const   int motionpin=A0;
4const int ledpin=13;
5const int buzzpin=12; // ledpin,motionpin   and buzpin are not changed throughout the process
6int motionsensvalue=0;
7void   setup() {
8// put your setup code here, to run once:
9Serial.begin(9600);
10pinMode(ledpin,   OUTPUT);
11pinMode(motionpin,INPUT);
12pinMode(buzzpin,OUTPUT);
13}
14void loop()   {
15// put your main code here, to run repeatedly:
16motionsensvalue=analogRead(motionpin);   // reads analog data from motion sensor
17if (motionsensvalue>=40){    //20
18digitalWrite(ledpin,HIGH);
19tone(buzzpin,100);   //turns on led and buzzer
20}
21else {
22digitalWrite(ledpin,LOW); //turns led   off led and buzzer
23noTone(buzzpin);
24}
25}2

                                              //Aarzoo's programming

const   int motionpin=A0;
const int ledpin=13;
const int buzzpin=12; // ledpin,motionpin   and buzpin are not changed throughout the process
int motionsensvalue=0;
void   setup() {
// put your setup code here, to run once:
Serial.begin(9600);
pinMode(ledpin,   OUTPUT);
pinMode(motionpin,INPUT);
pinMode(buzzpin,OUTPUT);
}
void loop()   {
// put your main code here, to run repeatedly:
motionsensvalue=analogRead(motionpin);   // reads analog data from motion sensor
if (motionsensvalue>=40){    //20
digitalWrite(ledpin,HIGH);
tone(buzzpin,100);   //turns on led and buzzer
}
else {
digitalWrite(ledpin,LOW); //turns led   off led and buzzer
noTone(buzzpin);
}
}2

code

c_cpp

1                                              //Aarzoo's programming
2
3const  int motionpin=A0;
4const int ledpin=13;
5const int buzzpin=12; // ledpin,motionpin  and buzpin are not changed throughout the process
6int motionsensvalue=0;
7void  setup() {
8// put your setup code here, to run once:
9Serial.begin(9600);
10pinMode(ledpin,  OUTPUT);
11pinMode(motionpin,INPUT);
12pinMode(buzzpin,OUTPUT);
13}
14void loop()  {
15// put your main code here, to run repeatedly:
16motionsensvalue=analogRead(motionpin);  // reads analog data from motion sensor
17if (motionsensvalue>=40){    //20
18digitalWrite(ledpin,HIGH);
19tone(buzzpin,100);  //turns on led and buzzer
20}
21else {
22digitalWrite(ledpin,LOW); //turns led  off led and buzzer
23noTone(buzzpin);
24}
25}2

                                              //Aarzoo's programming

const  int motionpin=A0;
const int ledpin=13;
const int buzzpin=12; // ledpin,motionpin  and buzpin are not changed throughout the process
int motionsensvalue=0;
void  setup() {
// put your setup code here, to run once:
Serial.begin(9600);
pinMode(ledpin,  OUTPUT);
pinMode(motionpin,INPUT);
pinMode(buzzpin,OUTPUT);
}
void loop()  {
// put your main code here, to run repeatedly:
motionsensvalue=analogRead(motionpin);  // reads analog data from motion sensor
if (motionsensvalue>=40){    //20
digitalWrite(ledpin,HIGH);
tone(buzzpin,100);  //turns on led and buzzer
}
else {
digitalWrite(ledpin,LOW); //turns led  off led and buzzer
noTone(buzzpin);
}
}2

Downloadable files

structure

Circuit

structure

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