摘要
介绍了MFRC522射频模块的开发及在门禁监控系统中的应用。该射频模块提供UART和I2 C两种用户接口,同时模块具有天线识别距离大、操作接口易用等特点,极大地方便了客户在二次开发中的使用。目前,该模块已成功应用于某些高端小区和星级酒店的门禁监控系统中,具有较高的推广价值。
Development of MFRC522 radio frequency module and application of access control system are introduced in the paper. The RF module provides UART and I^2C bus user interfaces, and the module has features of large distance antenna identification , and easy to use operating interface. It is greatly convenient for customers application in secondary development. This module is now applied in access control system of some high-end residential and star hotels, showing high promotion value.
出处
《单片机与嵌入式系统应用》
2012年第12期38-41,共4页
Microcontrollers & Embedded Systems
