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 ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Complete Arduino RFID tutorial using RC522 module. Learn wiring, programming, and build practical projects like door locks. Code examples included.

Here is the circuit of an Arduino-based Panic Alarm! The wiring is very simple so that even a novice can construct this interesting circuit without any difficulty. Arduino is a family of ...

Learn how to design your RFID reader circuit for various frequency bands and standards. Find out the components, tools, and methods for creating and testing your circuit.

This RFID Based Access Control System is built around Arduino UNO board, RFID reader module, solenoid lock and a few other components. RFID is a non-contact, automatic identification technology that ...

🌟 Project Overview This RFID Door Access Control System is a smart security solution powered by Arduino. The system offers secure authentication through RFID technology, allowing only authorized ...

This Arduino Mega attaches to a control box mounted near the front door that’s loaded up with an LCD, an NFC and RFID reader, and a few buttons to arm and disarm the system.

• Arduino: Microcontroller used for handling the RFID reader and managing communication. • RFID Reader (Wiegand): Reads RFID keyfob information and passes the data to the Arduino. • GUI: A simple user ...

We designed the RFID based authentication system using Arduino that include the transceiver, antenna, and decoder.