Difference between revisions of "DFU Interface Descriptor"
Johnson-Fan (talk | contribs) (Created page with "{| border=1 class="wikitable" style="width: 100%; height: 100px" |+DFU Interface Descriptor ! Offset !! Field !! Size !! Value !! Descripton |- | 0 || bLength || 1 || 09h || S...") |
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Latest revision as of 04:03, 7 January 2016
Offset | Field | Size | Value | Descripton |
---|---|---|---|---|
0 | bLength | 1 | 09h | Size of this descriptor,in bytes. |
1 | bDescriptorType | 1 | 04h | INTERFACE descriptor type. |
2 | bInterfaceNumber | 1 | Number | Number of this interface. |
3 | bAlternateSetting | 1 | 00h | Alternate setting. Must be zero. |
4 | bNumEndpoints | 1 | 00h | Only the control pipe is used. |
5 | bInterfaceClass | 1 | FEh | Application Specific Class Code. |
6 | bInterfaceSubClass | 1 | 01h | Device Firmware Upgrade Code. |
7 | bInterfaceProtocol | 1 | 01h | Runtime protocol. |
8 | iInterface | 1 | index | Index of string descriptor for this interface. |