How to make Password Lock for Doors| Harish Projects | Inspire Award Project

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Inspire Award Project | Best Project 2022 | Password Door Lock | Harish Projects Hello Guys. main hu Harish Choudhary. aaj ke is video me maine ek Password Door Lock banaya hai House ke liye. hum isme pass Code enter krke door ko unlock kar sakte hai. , 10th, 11th &12th class ke students ke liye hai. is video ko aap complete watch krna kyuki maine is video me full detailed bataya hua hai, making connection, working etc. Project Diagram https://harishprojectss.blogspot.com/?m=1 My YouTube Channels 1. Harish Vlogs https://youtu.be/Ot0LT_VOgWU 2. Harish Shorts 👇 https://youtube.com/channel/UC68VImYQ-DfXDT-j1wog5kg About this Video 1. About Project 2. Components 3. Model Making 4. Connections 6. Working Test Thanks for watching Subscribe for more .... Components List... Best Buying Links 1. Arduino & Cable https://amzn.to/3BOTcyC 2. 4x3 Matrix Keypad https://amzn.to/3d6GPUw 3. Servo Motor https://amzn.to/3d1Gxya 4. Jumper wires https://amzn.to/3zTzQXY 5. MDF Board https://amzn.to/3zXJCbJ 6. Sunboard sheet https://amzn.to/3St24jm 7. Lock "Kundi' https://amzn.to/3SuCRW6 8. Battery https://amzn.to/3bxy45s 9. Glue Gun & Sticks https://amzn.to/3Jy9MVG 👉👇For Business Enquiries 👇 👈 multipurposevid@gmail.coml My Website. harishprojectss.blogspot.com FOLLOW ON 1 instagram - harishchoudhary70 https://www.instagram.com/harishchoudhary70/ 2 YouTube - Harish Projects https://youtube.com/c/HarishProjects 3 Twitter. - Harish Projects https://twitter.com/harishprojectss?s=09 #scienceproject #PassDoorLock #DoorLock #BestProject2022 #inspireaward2022

\\Project Diagram\\

//Arduino Code//

#include <Servo.h>

#include <Keypad.h>

Servo ServoMotor;

char* password = "1199";  // change the password here, just pick any 3 numbers

int position = 0;

const byte ROWS = 4;

const byte COLS = 4;

char keys[ROWS][COLS] = {

{'1','2','3'},

{'4','5','6'},

{'7','8','9'},

{'*','0','#'}

};

byte rowPins[ROWS] = { 8, 7, 6, 9 };

byte colPins[COLS] = { 5, 4, 3, 2 };

Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );

int RedpinLock = 12;

int GreenpinUnlock = 13;

void setup()

{

pinMode(RedpinLock, OUTPUT);

pinMode(GreenpinUnlock, OUTPUT);

ServoMotor.attach(11);

LockedPosition(false);

}

void loop()

{

char key = keypad.getKey();

if (key == '*' || key == '#')

{

position = 0;

LockedPosition(false);

}

if (key == password[position])

{

position ++;

}

if (position == 4)

{

LockedPosition(true);

}

delay(100);

}

void LockedPosition(int locked)

{

if (locked)

{

digitalWrite(RedpinLock, LOW);

digitalWrite(GreenpinUnlock, HIGH);

ServoMotor.write(11);

}

else

{

digitalWrite(RedpinLock, HIGH);

digitalWrite(GreenpinUnlock, LOW);

ServoMotor.write(90);

}

}

/////