Design and Implementation for Classroom Entrance Guard System Based on RFID

This paper mainly introduced a design and implementation for every module of the classroom entrance guard system.The RFID reader uses STC11F32XE of the 51 CPU series as main control chip and the ratio of high MFRC522 chip as the main chip of radio frequency module.Software part focuses on the realize of the bottom of the RFID communication driver,and based on this,encapsulate the operation of the card into functions which can be transferred by the customers conveniently.The achieve of the system design and development provides convenient for classroom resource management,and lay the foundation for the realization of campus card.