2024/1/17 -The bcdDevice value indicates the device-defined revision number. The USB driver stack uses bcdDevice, along with idVendor and idProduct, to ...
2024/1/17 -The bcdUSB field indicates the version of the USB specification to which the device conforms. For example, 0x0200 indicates that the device is ...
The Device Descriptor (USB_DEVICE_DESCRIPTOR) is the root of the descriptor tree and contains basic device information.
All USB devices have a hierarchy of descriptors which describe to the host information such as what the device is, who makes it, what version of USB it ...
The index of the string descriptor that describes the device's serial number. bNumConfigurations. The number of configurations that the device supports.
2024/3/6 -The bcdDevice value indicates the device-defined revision number. The USB driver stack uses bcdDevice, along with idVendor and idProduct, to ...
2014/11/4 -Here is the code of USB descriptors (device descriptor as an example). I understand those settings except the BCD device release number. I read ...
There are two places on a device where class code information can be placed. One place is in the Device Descriptor, and the other is in Interface Descriptors.
2023/11/10 -Each Universal Serial Bus (USB) device has a set of descriptors. The descriptors are read by the host during enumeration.
A structure representing the standard USB device descriptor. This descriptor is documented in section 9.6.1 of the USB 3.0 specification.