本文详细介绍了嵌入式USB主机系统开发需要考虑的USB基本特性和USB设备的通用协议。
The USB basic character and common USB device protocol which is necessary for embedded USB host system developing is introduced detailed.
功耗问题已经成为集成电路设计，尤其是嵌入式系统和电池供电设备开发中所要关注的重要问题。
Power has become an increasingly important issue in the design of integrated circuits, especially for embedded systems and battery-operated devices.
他的大部分时间都用在嵌入式软件、设备驱动和实时操作系统的开发上了。
Most of his time is spent in embedded software, device drivers and real-time operating system developed on the.
在嵌入式设备的软硬件开发环境方面，介绍了嵌入式设备的操作系统和处理器以及系统的开发平台、应用平台。
On the aspect of software and hardware environment, operation system and CPU of embedded device, develop and application platform of system were introduced.
所设计的驱动程序能够支持移动存储设备和HID设备，对其它嵌入式usb主机驱动的开发有一定的参考意义。
The driver designed in this paper can support portable storage device and HID device. It is helpful for the developing of other embedded USB host driver.
所设计的驱动程序能够支持移动存储设备和HID设备，对其它嵌入式usb主机驱动的开发有一定的参考意义。
The driver designed in this paper can support portable storage device and HID device. It is helpful for the developing of other embedded USB host driver.
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