2024/1/17 -The host obtains the device descriptor through a control transfer. In the transfer, the request type is GET DESCRIPTOR and the recipient is the ...
The Device Descriptor (USB_DEVICE_DESCRIPTOR) is the root of the descriptor tree and contains basic device information. The unique numbers, idVendor and ...
2024/1/17 -A USB device provides information about itself in data structures called USB descriptors. This section provides information about device, ...
It can discover this by using the Get Descriptor (Device) command. This ... The specification gives more detailed information, which you should read when ...
USB Descriptors. All USB devices have a hierarchy of descriptors which describe to the host information such as what the device is, who makes it, ...
2023/11/10 -String descriptor. Every USB device must have one device descriptor and at least one each of the configuration, interface, and endpoint ...
Get the USB device descriptor for a given device. This is a non-blocking function; the device descriptor is cached in memory. Note since libusb-1.0.16 ...
A device configuration that uses power from the bus and a local source reports a non-zero value in bMaxPower to indicate the amount of bus power required and ...
This article describes how a UWP app can get descriptors from the device at the endpoint, interface, configuration, and device level. This article also covers:.
Set Descriptor/Get Descriptor is used to return the specified descriptor in wValue. A request for the configuration descriptor will return the device ...