This is a simple and practical implementation of an RFID-based attendance system using Arduino. It uses the MFRC522 RFID module ... the system marks the user as "Present" and displays a message on a ...

This library allows an Arduino board to control LiquidCrystal displays (LCDs) based on the Hitachi HD44780 (or a compatible) chipset, which is found on most text-based LCDs. This library is free ...