The Arduino acts as the brains of the operation while an off-the-shelf NFC/RFID reader module is used to read the RFID tags. To add new keys to the system, [Jason] simply swipes his “master ...

Winner: Lock Your Drawer With an Arduino and RFID. Blake is in the midst of a home automation project. Needing a way to keep his 2-year-old out of his desk drawer full of electronic parts, Blake ...

For instance, you can build a weather station using an Arduino microcontroller and pair it with your Home Assistant dashboard. On the Arduino front, you can use a handful of jumper cables, a ...

[Will] has been hard at work on a replacement system for his Hackerspace’s RFID door lock. The original is now several years old and he’s decided to upgrade to a much more powerful proc… ...

Using a Phidget RFID Kit, a Kwikset Powerbolt 1000, relays, a PC board, wire, and some basic software, a couple of guys managed to piece together a unique new wireless door locking system.

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 ...

“Last year I’ve made two door lock projects. One was the keypad project and the second one was an RFID door lock project each with a 3D printed case and a servo to open the door.

If, however, they don't seem to be a great fit for your needs, there are several other small Arduino boards you can use instead, including the Micro (18 by 48 mm), MKR Zero (25 x 61.5 mm) and MKR ...

Here, the system is configured to compare the unique id (of the tag we used) with the ID of any tag being exhibited. Remove the existing connection and upload this new sketch to Arduino: /* Arduino ...