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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 ...
Primary Components Arduino Uno (1x) - ATmega328P microcontroller board MFRC522 RFID Module (1x) - 13.56MHz RFID reader with SPI interface DS1307 RTC Module (1x) - Real-time clock with AT24C32 EEPROM ...
This project is an IoT-based solution built with Arduino and RFID technology to automate student attendance in colleges. It reduces manual errors by 30% and eases administrative work. MFRC522 → ...
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