I just received my RC522 RFID reader and made this simple Arduino access control system ... applications where you use the RC522 RFID reader. Stay tuned because I will try to make some new and ...

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 Simple ...

By connecting multiple MFRC522 RFID readers to an Arduino Uno, she’s come up with a method of triggering a device (like an electronic door lock) only when the appropriate combination of RFID ...

[Jason] really wanted to build an RFID ... system. Whenever a valid key is swiped, the Arduino triggers a relay which can then be used to control just about anything. In this case, [Jason] plans ...

A team of five young engineers, stuck in Alathur during the lockdown, has developed an access control system based on radio-frequency identification (RFID ... as on Cloud. Using a single card ...

While access control systems ... using a laptop or PDA via a line-of-sight infrared link. Before the end of the year, the company says its locks will support a wireless LAN connection to enable remote ...

MacArthur Village, a 612-unit condominium complex in Southern California, is moving from a manual gate entrance system to an RFID-based ... in access control systems. In the future, Mendonsa says, the ...