Traditional check-in systems often rely on manual processes that are prone to errors and time-consuming. To overcome these challenges, we developed an RFID Based Check-In System using Arduino, RFID ...

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 ...

Upload the provided Arduino code to your board. Configure RFID UID: Replace the UID variable in the code with the UID of your RFID card or tag. To find the UID of your card, upload the code, open the ...

The below RFID Door Lock System circuit diagram represents how an Arduino, RFID Module, Relay module, Solenoid Lock, and LCD display are connected to create a secure and automated door lock system.

A few months back, [John] was reading an article about a simple RFID security system kit, and decided he would like to build one himself. While many of the system’s details, including full s… ...

Arduino Code for RFID-based Authentication System. The code is developed using the Arduino IDE. The EM 18 RFID module operates on serial communication; when RFID is detected, it sends the data over ...