PC机键盘剖析和应用  

The Analysis and Application of the PC Keyboard

作　　者：李焕林[1] 林忠岳[1] 

机构地区：[1]广西大学电气工程学院

出　　处：《自动化技术与应用》2002年第6期60-62,67,共4页Techniques of Automation and Applications

摘　　要：本文介绍标准微机键盘与PC机的接口规范 ,分析键盘的串口通讯协议和接口的工作时序 ,提出一种全新的利用键盘接口实现单片机系统和PC机通信以及单片机和PC机键盘通信的方案 ,并给出设计实例。This paper introduces standard microcomputer keyboard and interface criterion of Personal Computer,analyzes serial port communication protocol of keyboard and the order of the working time of interface,puts forward a bran_new scheme that we can realize the communication between Single_chip Microprocessor system and Personal Computer and the communication between Single_chip Microprocessor and the keyboard of Personal Computer by using keyboard interface,and at the same time presents a correlative example of designing.The example provides an effective approach for the communication between exterior Single_chip Microprocessor system and Personal Computer and the communication between Single)chip Microprocessor and the keyboard of Personal Compute.

关 键 词：键盘接口 PC机 单片机系统 接口规范 微机 串口通讯 工作时序 通信 协议 方案 

分 类 号：TP334[自动化与计算机技术—计算机系统结构] TP368.[自动化与计算机技术—计算机科学与技术]