This paper focuses on the JTAG ideas and technical characteristics and summarizes the JTAG usage in chip function test, system diagnosis, simulation, performance analysis and conduction test.
文中介绍JTAG边界扫描的概念、技术特点，以及在芯片功能测试、系统诊断、仿真、性能分析和导通测试方面的应用。
The paper introduces the main contents and the method of the fuel analysis technique and puts forward the technical scheme for monitoring and fault diagnosis which is realized in coal mine machinery.
介绍了油料分析的主要内容和方法，提出了实现煤矿机械设备状态监测和故障诊断的技术方案。
By technical analysis and application, this method has the ability of online diagnosis and knowledge representation automatically and applied cost.
通过理论分析和具体的应用，该方法具备一定的在线诊断能力和知识自动获取的能力，具有一定的应用价值。
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