The final version of the board takes a 12VDC input to drive the door lock. We added a 7805 to drop the 12V down to 5V for the Arduino.

Electronic and Arduino enthusiasts searching for an Arduino project to keep them busy this weekend may be interested in a new Arduino Mega fingerprint door lock. Using a little Arduino programming ...

Mike created a very cool old school door lock that will bolt your door as soon as you open the incognito window. To create the incognito lock, mike connected his PC to an Arduino Uno connected to ...

Arduino enthusiasts looking for a new project to complete over the weekend might be interested in this Arduino door lock which is automatically activated as soon as you enter incognito browsing ...

How to build a smart door lock I've always been tempted by the idea of a smart door lock but have never actually taken the plunge, which might explain my recurring interest in the topic... Which is a ...

John Boxall, author of the new book Arduino Workshop, shares a few of the projects from his book on how to get started with the microcontroller. (Click the links to see PDFs of the complete ...

Simplify life with an innovative DIY project: create an automatic door opening mechanism using just a spring and a few basic tools. Follow the step-by-step process to modify a lock, sharpen its ...

In part 1 we showed you how to build your own prototype RGB keypad. Today we’ll show off some new ideas we worked on to create the project and turn it from prototype to fully functional battl… ...