The RFID Module can read and write to 13.56MHz RFID cards an NFC devices. It's like OAuth for real life. This module supports CharlieCards, ClipperCards, and most other metropolitan cards. It uses the PN532 chip. Includes one MiFare Classic 1K card.
Uses different RFID readers to track RFID-tagged items through a process
Shows "authorized" screen when RFID is present; "unauthorized" screen when RFID not present
Tap an RFID card on a reader to text
This is an Arduino shopping cart project.
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