4.3.1.1 General Transfer Descriptor Format 4.3.1.2 General Transfer Descriptor Field Definitions Transfers for control, bulk, and interrupt all use the same format for their Tra...
笔记 An item is piece of information about the device. All items have a one-byte prefix that contains the item tag , item type , and item size . 一个“项”是描述设备的一段信息。所有项都有一个字节的前缀,其中包...
The Report descriptor is unlike other descriptors in that it is not simply a table of values. The length and content of a Report descriptor vary depending on the number of data ...