基于PS/2接口的密码键盘研究  

Research about the password keyboard based on PS/2 interface

作　　者：洪刚[1] 

机构地区：[1]涪陵师范学院计算机科学系,重庆408003

出　　处：《宁波职业技术学院学报》2007年第2期46-48,共3页Journal of Ningbo Polytechnic

摘　　要：介绍了PS/2接口的工作原理,提出了基于PS/2接口作为单片机输人设备的方法。该方案占用系统资源少,软硬件通用性强,简单可靠,保密性好,可满足很多实际应用的需要。This paper describes the principle of PS/2 interface in detail. The input device for MCU application system based on PS/2 interface is proposed.The advantage of this solution is using less system resource and having the universal of hardware and software.It is simple and dependable.This solution can meet the most demands for many practical applications.

关 键 词：单片机 输入设备 PS/2接口 通讯协议 

分 类 号：TP368.1[自动化与计算机技术—计算机系统结构]