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介绍一种经济实用的采用８２５５芯片构造数据接口板，把实验数据采集到计算机中，从而实现测试分析自动化的方法，并介绍了硬件电路及软件实现。
This paper introduces an economical and practical method of constructing data interface board with 8255 chip and collecting the experimental data into the computer so as to realize the automatic test and analysis method and introduces the hardware circuit and software implementation.