The scheme of circuit switching of two control machines in real-time control system that adopted dual machine thermal back-up and give priority to data choice chip are introduced simply.
文章简要介绍了在采用双机热备份实时控制系统中，以数据选择芯片为主，为系统热备份的两套控制机器进行切换选择的切换电路设计方案。
This paper introduces a real time multitask duplex system realized by cluster, and describes the basic flow, methods to decide machine fault, dual buffers technology to make switching.
在介绍实时高可靠应用系统传统处理模式的基础上，描述了一个利用集群技术实现的实时多任务双工系统所采用的基本工作流程、故障的判定方法和双缓冲切换技术。
This paper introduces a real time multitask duplex system realized by cluster, and describes the basic flow, methods to decide machine fault, dual buffers technology to make switching.
在介绍实时高可靠应用系统传统处理模式的基础上，描述了一个利用集群技术实现的实时多任务双工系统所采用的基本工作流程、故障的判定方法和双缓冲切换技术。
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