May be interested in a new smart Arduino lock project which uses voice recognition ... Nano RP2040 Connect together with 4 channel relay controller for I2C. Check out the video embedded below ...

Aptly named the Tommy-Knocker the Arduino development board was originally created for escape rooms and is capable of controlling AC devices, electromagnetic locks ... board can control an ...

Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and ...

Arduino-Controlled Lock from nootropicdesign on Vimeo. This kit uses a CD-ROM drive and an Arduino board to build a clever robotic lock. This dude used a bolt to create the project and it’s ...

I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

[Reza’s] methodical investigation of this remote controlled outlet let him patch in with an Arduino using a 433 ... used here should allow you to take control of wireless rigs that have multiple ...

in part thanks to their Arduino microprocessors. Before you head out in search of a better lock, though, watch Kamkar explain how he built the machines after the break.