由采用双口RAM设计的联络分站构成的二级通信系统  

Two-Grade Communicate System Made up by Contact-Substation Designed with Dual-Port RAM

作　　者：郑丰隆[1] 黄鹤松[1] 李英健[1] 杨淑华[1] 

机构地区：[1]山东科技大学机电学院,山东泰安271019

出　　处：《仪表技术与传感器》2003年第8期25-26,共2页Instrument Technique and Sensor

摘　　要：介绍了基于集散式监控系统中的采用联络分站实现二级通信系统的设计技术,为提高系统的通信效率和通信速度,联络分站采用了双口RAM、双单片机结构,可以同时进行双向通信,现场使用效果良好。Design technology at applying contactsubstation designed with dualport ram to implement twograde communication of monitor and control system based of concentrate and distribute model is stated in this paper.In order to increase communicate efficiency and speed of the system,contactsubstation is made up dualport and dual single chip microcomputer,it can implement communication in dual direction at same time.The effect used in coal mine is good.

关 键 词：监控系统 联络分站 二级通信 单片机 双向通信 双口RAM 

分 类 号：TP277[自动化与计算机技术—检测技术与自动化装置] TN914[自动化与计算机技术—控制科学与工程]