We designed the hardware of test system in the paper, analyzed the principle of each parts of hardware and the design of microcomputer interface circuit.
论文进行了检测系统的实际硬件设计，具体分析了硬件系统中各组成部分的工作原理及实际微机接口电路的设计过程。
This paper mainly introduces interface circuit design of 8259a and 32 bit single chip microcomputer, provides a method for extension of 80960kb interrupt system.
本文主要介绍8259a与32位单片机80960 KB的接口电路设计，为该单片机中断系统的扩展提供一种方法。
This paper describes about multichannel interface circuit of the microcomputer.
本文介绍一个微处理机多通道接口电路。
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