Fingerprint Door Lock Using Arduino Code

For connecting the keypad with the arduino we are using both analog and digital pins.

Fingerprint door lock using arduino code.

First of all connect the fingerprint sensor to the arduino uno. We used analog pins since we need more that 14 digitals pins for this project. Arduino fingerprint door lock with keypad and lcd. First of all we will make the connection to the 4 4 keypad.

Also it is important to make sure you have added the following keypad library to your arduino ide to compile the code successfully. Code and circuit diagram for bluetooth rc car using arduino. Make sure you get a fingerprint sensor that works with the arduino through the serial communication. Whether from the inside or outside whenever the door is locked the leds turn red and whenever the door is unlocked they turn green.

Conclusion in this tutorial post we learned how to set up a fingerprint sensor and how to use it with our arduino you can use this knowledge to control a door lock and led or any apparatus that you want to. Arduino fingerprint sensor door lock. Code for master fingerprint sensor one page 2 2c c. The complete arduino door lock code can be found at the bottom of this page.

Code and circuit diagram for fingerprint sensing door locking system july 3 2019 january 22 2020 admin 0 comments. Source code this is an example sketch for our optical fingerprint sensor designed speci. Hello and welcome to this project actually it includes two projects but they re pretty much the same it s a door lock system based on an arduino uno board fpm10a optical fingerprint sensor and a lcd i c screen but for the other version we inclu. The default pins for serial communication on the arduino uno are pin 0 rxd and pin 1 txd of the board but we are going to use other pins for serial communication.

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. Arduino fingerprint door lock. You can add a solenoid instead of this led and make a fingerprint door lock which could be a brief tutorial for the future but for this tutorial led indication is our eureka. If you are using arduino mega then there is no need to use analog.

Digital door lock using arduino circuit diagram. You can add a solenoid instead of this led and make a fingerprint door lock which could be a brief tutorial for future but for this tutorial led indication is our eureka. From inside you can press the reset pin on the arduino to lock or unlock the door. December 11 2018 alexa f.

You can directly upload the code but it is recommended to read the below paragraphs to understand how the code works.