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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 ...

2024/1/16 -This article describes how to get descriptors from the device at the endpoint, interface, configuration, and device level.

Get Configuration Descriptor; Get String Descriptor. At the moment the device is in an addressed but unconfigured state, and is only allowed to respond to ...

2013/10/19 -So, once you see a non-standard descriptor type, check if it's vendor-based, then you will need to find vendor documentation. If it's class ...

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, ...

The Device Descriptor (USB_DEVICE_DESCRIPTOR) is the root of the descriptor tree and contains basic device information. The unique numbers, idVendor and ...

2019/9/3 -Hello,. I want to get the serial number of an USB flash drive, which is plugged into my S7 development board (ARIS IoT Development Board).

Set Descriptor/Get Descriptor is used to return the specified descriptor in wValue. A request for the configuration descriptor will return the device ...

USB devices report their attributes using descriptors, which are data structures with a defined format. Each descriptor begins with a byte-wide field ...

2023/11/10 -The purpose of the device descriptor is to let the host know what specification of USB the device complies with and how many possible ...