RS485总线在大型冷库温度检测系统中的应用  

Application of RS485 Bus in Measuring Temperature System for Large Refrigerators

作　　者：陈德山[1] 孙志卓[1] 于瑞玲[1] 

机构地区：[1]德州学院计算机系,山东德州253023

出　　处：《信息技术与信息化》2007年第1期118-120,共3页Information Technology and Informatization

摘　　要：介绍了RS485接口标准、RS485总线的信号定义,SN75LBC184接口芯片的结构、性能特点及RS485总线在大型冷库温度检测系统中的应用,给出了以RS485总线为核心的硬件电路设计方法。The interface standard and signals definition of RS485 bus, the structure and performance of the circuit SN75LBC184 are introduced, then the concrete application of the RS485 bus in measuring temperature system for large refrigerators is recommended, further more, basing on the RS485 bus, the circuit design method is presented particularly.

关 键 词：RS485总线 RS485收发器 串行通信 

分 类 号：TP274.4[自动化与计算机技术—检测技术与自动化装置]