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本文简要介绍了测试总线IEEE 1149.1和IEEE P1149.5,并指出可以利用这两种总线进行系统级测试。究竟选择哪一种总线,要取决于用户的应用和经济承受能力。
This article gives a brief introduction of the test buses IEEE 1149.1 and IEEE P1149.5 and points out that you can use both of these buses for system-level testing. Which bus to choose depends on the user’s application and financial viability.