该实例的硬件采用自行开发的DSP运动控制卡，软件采用COM技术，硬件驱动程序符合OPC规范。

The hardware of the example adopts DSP motion control card self-developed, the software architecture USES COM technology, and the hardware driver program conforms to OPC specification.

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最后设计开发了采用USB技术的数字运动控制系统的软件，包括USB设备固件程序、U SB设备驱动程序。

Finally, we analyse and design the software of digital motion control systems based on USB, including the firmware of USB device, the drivers of USB device.

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