本文介绍利用IEEE - 488接口和监视定时器组成的主计算机与多路通讯管理机通讯系统的实时双机热切换装置。

This paper introduces a hot switchover apparatus with main computer and multi-channel transmission system, which comprises IEEE-488 interface and monitoring timer.

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在程序设计中采取几种常用的软件抗干扰措施，如监视定时器、冗余指令、数字滤波，给出了程序流程图及部分关键程序。

Several software anti-interference measures were taken, such as WDT, redundancy directive, digital filtering. The program flow chart and some of the key program were also showed.

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