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传统的485总线分布式控制系统可能会导致主机负担过重而使系统性能严重下降。本文介绍了为解决这一问题而设计的一种主控权可切换的基于485总线的分布式控制系统及其实现方法。
The traditional 485 bus distributed control system may lead to the host overburdened system performance serious decline. This paper introduces a kind of master control switchable 485 bus-based distributed control system designed to solve this problem and its implementation method.