摘要
介绍了基于单总线技术的对讲系统的总体设计方案,并对其硬件设计,以及软件设计及流程进行了阐述。通过解决各分机跟主机间通信线路的共享冲突问题和主机和各分机之间传输数据的同步问题等几个关键问题,使该系统能够满足于中、小型医院的病房对讲系统的要求。
This paper introduces the general design scheme of talk-back system based on the 1-wire bus.It also illustrates the design of hardware,software and process.By using the code division multipe accessing(CDMA)and the serial time division multiple accessing(TDMA)method,a king of sickroom talk-back system based on the Single Chip Micyoco(SCM)has been designed.This system has the characteristics of simple electric circuit,convenient installation,inexpensive cost and so on.
出处
《武汉电力职业技术学院学报》
2010年第2期54-57,共4页
Journal of Wuhan Electric Power Technical College
