当要进门时，持卡人走到读卡区读卡，读卡器接收到IC卡读卡信息后，将卡号信息传送到上位机供分析，根据用户信息以及对用户设定的门禁权限判断该卡是否合法，同时将该信息与日期、时间记录下来供查询。

本系统由用户信息、门禁权限信息、正常刷卡记录、非法刷卡记录等应用模块组成。

-When going inside, the cardholder walk to read card area reading card and card reader to receive IC card reading card information, will be sent to the PC card number information for analysis, according to user information to users set of access and judge whether legal authority card, at the same time, the information and the date, time to record down for inquiry.

The system is composed of user information, access control access information, normal credit record, illegal credit records application module.