Presents a functional test based universal bus emulation test system, and a detailed introduction of its hardware and software system is presented.

提出了一种基于功能测试的可编程通用总线仿真测试系统，并对其硬件和软件系统的组成原理和功能做了详细的介绍。

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I2C bus is a universal bus, which is simple, efficiency and widely used in various electronic products and audio video devices, as well as in embedded system development.

I2C总线是一种很通用的总线，具有简单、高效等特点，广泛应用在各种消费类电子产品及音视频设备上，在嵌入式系统的开发中也经常用到。

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Windows 98 was the first Windows system that supported DVD discs and universal serial bus (USB) devices.

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Computers are commonly equipped with a USB -- universal serial bus -- port.

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It synchronizes much more reliably with my PC via the included Universal Serial Bus cable than does the HP Jornada.

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