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 ...

[Matt] has mixed up a batch of two RFID reading door lock systems. While the “door lock” part of the setup has yet to come into existence, the “RFID reading” section is up and running. By using the ...

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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 ...

マイクロコントローラーや安価なシングルボード・コンピューターを使ったすばらしいDIYプロジェクトが多数報告されています。しかし、Arduino、Raspberry Pi、BeagleBone...どのボードを選べばいいのか悩みますよね？今回は3つの人気ボード、Arduino Uno、Raspberry Pi ...

Microwaves used to be simple to use. Set the dial for the desired time, and hit start. Then, everything went digital and the average microwave now takes between four and six button presses in precise ...

When the RFID door lock system is powered on, the servo motor moves the lock to the "open" position by default. The LCD displays “Welcome! Put your card.” When an RFID card is brought near the RFID ...