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 ...

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 ...

RFID enables wireless data collection by readers from electronic tags attached to or embedded in objects, for identification and other purposes. This article describes the construction of a simple ...

Each programmed card has an allocated 5v/TTL compatible output and an Indicator LED. There is a latching mode, and a momentary mode. This unit can program 6x RFID cards in less than 30 seconds!

Fast RFID reader for Arduino and Raspberry Pi projects. 11:45 am October 8, 2019 By Julian Horsey. ... The red LED will flash when a non-programmed card is read, ...

Posted in Arduino Hacks, Wireless Hacks Tagged arduino nano, lcd, penetration testing, pentest, portable, rfid, rfid hacks, rfid reader Post navigation ← Make Your Own LED Lightbulb!