A device descriptor describes general information about a USB device. It includes information that applies globally to the device and all of the device’s configurations. A USB dev...
An interface descriptor never includes endpoint zero in the number of endpoints. Table 9-9 shows the standard interface descriptor. 9.6.3 InterfaceThis descriptor describes a spe...
9.6 Standard USB Descriptor Definitions The standard descriptors defined in this specification may only be modified or extended by revision of the Universal Serial Bus Specifica...
All items contain a 1-byte prefix which denotes the basic type of the item. The HID class defines two basic formats for items: 所有项都包含一个1字节的前缀 ,用于标识该项的基本类型。HID 类为项定义两种基本格式: S...