Smart Door Lock Using Arduino

Similarly for unlocking we ll write low value to d0 and high value to d3. Arduino rfid door lock hardware project setup you have seen rfid door lock mechanism in some hotels and other places where you don t need a key to unlock the room. The aim is to control a door lock without keys but using a smart phone instead.

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I have already posted an tutorial about the same project with bluetooth module you can refer it for any clarifications.

Smart door lock using arduino.

The aim is to control a door lock without keys and using a smartphone to accomplish this. This is a door lock security system made with arduino. The communication medium will be the internet wifi module esp8266. I have rechecked the code many times.

The code for password based door lock security system using arduino keypad is given below. Smart bt door lock simple arduino project showcase by arun. If both passwords are correct then a servo motor connected to pin 6 of arduino opens the door. You can simply copy paste the code using arduino ide.

A switch is provided for opening the door from inside. Incase of emergency a third password is also provided by which any person outside can open the door. This is a simple project made with arduino uno r3. The aim is to control a door lock without keys but using a smart phone instead.

This will signal the arduino to lock the door. Smart bt door lock simple arduino gpl3. Smart bt door lock simple arduino this is a simple project made with arduino uno r3. It was an interesting project which required beginner s level skill in programming and very easy to connect circuit.

Download the library for keypad h from below. The persons can go inside and locks the door. Collecting the items required step 2. For locking we use the digitalmultiwrite method from library to write high value to d0 and low value to d3.

This will signal the arduino to unlock the door. This is a simple project made with the arduino uno r3. The simply compile it then finally upload it to the atmega328 microcontroller. Just thought of making a password based door lock system in which you can enter the password via the keypad.

Working of the project. You are given a card and you just need to put it in front of a rfid reader box and the lock gets unlocked with a beep and a blink of led.

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Source : pinterest.com