【摘要】 本文介绍了一种基于微机两级控制的多电机同步控制系统,上位机采用PC总线的工控机,通过485通讯卡实现对下位机的监控、设定和控制,下位机由AT89C52、变频器、电动机等组成。详细阐述了系统的硬件设计以及上下位机的通讯方案。更多还原

【Abstract】 This paper introduce The Simultaneous Control System based on Microcomputer Two-stage control, The industrial control computer with PC is the primary computer , it can accomplish Supervisory ?design and control of the secondary computer which composed of AT89C52?transverter?motor and so on.. A detailed introduction to design of hardware and provides an approach for communication between the primary and secondary computer.更多还原