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。
The article has corrected the mistakes in an example and provided a correct method on how to produce the priority encoder of circuit 32-5 by T4148.
更正了教材中一道例题的错误，给出了用T4148实现32线—5线优先编码器的正确方法。
Put priority on introducing integrated circuit industry and the relevant supporting industries and the research and development projects.
重点引进集成电路产业及相关配套产业、研发项目。
Put priority on introducing integrated circuit industry and the relevant supporting industries and the research and development projects.
重点引进集成电路产业及相关配套产业、研发项目。
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