Fingerprint Door Lock Using Arduino Circuit Diagram

Code and circuit diagram for bluetooth rc car using arduino.

Fingerprint door lock using arduino circuit diagram.

So a digital code lock can secure your home or locker easily. Introductionthe fingerprint door lock as the name suggests is an electronic door lock that can be installed on almost any access point in your house. Code and circuit diagram for smart locking door system using rfid sensor and arduino board. Code and circuit diagram for fingerprint sensing door locking system july 3 2019 january 22 2020 admin 0 comments.

Make sure you get a fingerprint sensor that works with the arduino through the serial communication. It is based on atmega328 atmega328p and has 14 digital input output i o pins six analogue inputs 32k flash memory 16mhz crystal oscillator a usb connection power jack icsp header and reset button among others. It will open your door only when the right password is entered. The project arduino fingerprint sensor lock is simply fabricated around arduino board.

It uses a keypad and fingerprint scanner to grant a user access by controlling an electric door s. How to make electric fingerprint door lock at home using adafruit fingerprint sensor electric door lock arduino uno. We used analog pins since we need more that 14 digitals pins for this project. First of all connect the fingerprint sensor to the arduino uno.

Not only to ensure door security this project also make certain to assist in fields like forensics crime investigation personal identification attendance system and there is a lot more. This is a really awesome projec. Circuit diagram of the fingerprint door unlock system the brain of the circuit is arduino uno mcu board board1. In this video i show you how to use the fingerprint scanner for a door lock using arduino uno.

For connecting the keypad with the arduino we are using both analog and digital pins. For making fingerprint door lock you need arduino uno adafru. I am using fingerprint module r307 and lcd together. In that i am using 2 3 digital pins of arduino for data transfer to the fingerprint i tried other pin configurations for this but it didn t work but as i am connecting lcd it also requires same 2 3 digital pins of arduino and it is not possible for me to use 2 and 3 pins of arduino for both lcd and fingerprint sensor for data transfer.

In this project we will learn how to make password based door lock security system using arduino keypad. As thefts are increasing day by day security is becoming a major concern nowadays. Arduino fingerprint door lock with keypad and lcd.