摘要
介绍了ＲＳ－４８５串行通信总线的特点及其在电梯控制中的应用，阐述了电梯轿厢、厅门信号传输与控制的工作原理，给出了系统的硬件实现和软件设计思路。
This paper introduces the characteristic of RS-485 and its application in elevator control system■describes operating principle of serial communication system of elevator■and gives the frame of hardware linkage and software programming of system.
出处
《电子质量》
2002年第2期58-61,共4页
Electronics Quality
