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 ...

Radio Frequency Identification is widely used in contactless payment cards, National Highway Tollgate systems, and in security passes. By integrating an RFID reader with an Arduino, you will be able ...

RFID Module: Reads the UID from an RFID tag/card. If the UID matches the authorized UID, access is granted. This project is open-source and can be freely used for educational purposes. I demonstrate ...

The Smart Trolley System manages trolley items using RFID technology, displays real-time updates on an LCD, and sends SMS notifications with product details and total amounts via a GSM module.

The radio frequency identification (RFID) system used for the identification and tracking of objects makes use of an RFID reader and a tag. The main parts of the authentication system include the ...

Serial entrepreneur Patrick Thomas Mitchell has once again taken to Kickstarter to launch his 33rd campaign allowing electronic enthusiasts to back a small yet fast RFID reader. The card reader can be ...

[Jason] really wanted to build an RFID controlled garage door opener and decided to turn to Arduino to get the job done. For someone who’s never worked with an Arduino before, he really seemed to know ...