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 ...

Project using Arduino UNO and a RFID reader module (EM-18) to control an LED and a Relay. Circuit schematic and Arduino Sketch (source code) are provided here. The reader transmits radio frequency ...

With Arduino RFID projects, you can replicate these commercial applications at home - building everything from simple LED control systems to complex access control solutions. The RC522 RFID reader ...

RFID (Radio Frequency Identification ... line of sight between the tag and the reader and its capability to read multiple tags simultaneously. This project can be used as a simple access control ...

ID-20 RFID Reader has been used to read the cards. This Door Lock system also has a Master RFID card to add the new RFID cards to unlock the lock. When we scan the Master RFID card, Arduino goes into ...

For someone who’s never worked with an Arduino ... RFID reader module is used to read the RFID tags. To add new keys to the system, [Jason] simply swipes his “master” RFID key. An indicator ...

[Pierre] recently bought his first car and decided to make his own RFID electric starter for it! An Arduino Nano controls ... one of our readers took it a step further a few years ago, and starts ...

But what about RFID tags? How do you feed these types of cards? The typical RFID stickers that go on many products do not have any batteries or power supplies. Neither do RFID-based access control ...

This automatic liquid dispenser is based on an RFID reader and Arduino. Whenever you want to fill a water bottle or can, or petrol in a vehicle, or any other liquid for that matter, you just need to ...