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在多通道输入、多参数运算、实时性要求较强的场合，双CPU结构是一种较好的选择。本文对智能仪器中双CPU系统的结构和技术进行了较详细的论述。重点介绍了双CPU双RAM技术，给出了实用电路、编程和调试方法。
In multi-channel input, multi-parameter computing, real-time requirements of strong occasions, dual CPU architecture is a better choice. In this paper, the structure and technology of dual-CPU system in smart instruments are discussed in more detail. The dual-CPU dual-RAM technology is introduced in detail, and practical circuits, programming and debugging methods are given.