The device descriptor read by the host controller driver contains information about the device, such as class, subclass, and protocol.
主机控制器设备驱动程序读取的设备描述符包含关于设备的信息，例如class、subclass和protocol。
The device descriptor read by the host controller driver contains information about the device, such as class, subclass, and protocol.
主机控制器设备驱动程序读取的设备描述符包含关于设备的信息，例如class、subclass和protocol。
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