This project demonstrates how to use an RFID RC522 module with an Arduino to authenticate RFID cards. The system turns on a green LED if an authorized RFID card is scanned and turns on a red LED and ...

The use of Radio Frequency IDentification (RFID) technologies is growing. Many different applications are implemented in various sectors, and used for very different purposes. RFID enables wireless ...

Raspberry Pi controlled Arduino for making NFC payments with MQTT Protocol. Authors: Vasudhashri Vijayaragavan Introduction: RFID (Radio Frequency Identification) is a technology that uses ...

[Pierre] recently bought his first car and decided to make his own RFID electric starter for it! An Arduino Nano controls two relays which in turn can turn the car on, start it, and turn it off.

Abstract: Among the many potential applications of inexpensive radio frequency identification (RFID) technology are security, tracking assets, people monitoring, supply recognition, and access control ...

Differences between RFID readers PN532. Version V3 that is available on the Aliexpress and V4 that is available only at Elechouse manufacturer including CE and FCC. PN532 RFID reader is a popular NFC ...