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 ...

An RFID based attendance system using Arduino is a system that uses radio frequency identification (RFID) technology to automate the process of taking attendance. The system consists of an RFID reader ...

This project is a microcontroller-based RFID attendance system using an ESP8266 module. The system sends attendance data to a local server (XAMPP) via HTTP protocol using the ESP8266HTTPClient library ...