Test ' s methods change and inprovement continuously , automatic test is becoming main method in electronics products " test . at the situation , my institute wants to develop general - purposed automatic test equipment , which is used for testing our embedded computer products , this dissertation is discuss about this research item , the main contributions in this dissertation are given below . by analyzing the testabilitily of a embedded computer system with the testability design rules in engineering practice , we ' ve completed total test schema of the computer system 在此背景下,我单位(中国航空计算技术研究所)开展了通用自动测试设备的研制及开发工作,用于对我所在单位的嵌入式计算机产品的验收和维修测试,本论文围绕这项工作展开,所做的主要工作及论文内容如下:通过面向嵌入式系统可测试性分析,针对嵌入式系统的特征和可测试性要求,结合工程中可测试性的设计原则,对某机载嵌入式计算机的可测试性设计进行分析,在此基础上,完成了产品测试的总体方案。