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2024/1/17 -This topic describes how to get a particular string descriptor from the device. String descriptors are referenced by their one-based index number.

... USB-IF. String index zero is used for all languages and returns a string descriptor that contains an array of two-byte LANGID codes supported by the device.

String descriptors provide human readable information and are optional. If they are not used, any string index fields of descriptors must be set to zero ...

Device DescriptorsConfiguration Descriptors

2024/9/26 -All USB strings use UTF-16LE encoding and GIP USB strings MUST use 0x0409 English (United States) for the Language ID (LANGID).

String descriptors provide human readable information and are optional. If they are not used, any string index fields of descriptors must be set to zero ...

Get a USB configuration descriptor based on its index. This is a non-blocking function which does not involve any requests being sent to the device. Parameters ...

2023/11/28 -So, if your iProduct string is at the index 3, then the host may request a string descriptor with index 3 and a language ID A and index 3 and a ...

2024/10/24 -The USB driver stack uses bcdDevice, along with idVendor and idProduct, to generate hardware and compatible IDs for the device.

2025/5/23 -Each Universal Serial Bus (USB) device has a set of descriptors. The descriptors are read by the host during enumeration.

Descriptor TypesDevice DescriptorInterface Descriptor

2019/10/8 -A Configuration descriptor or report descriptor lists an index that points to a string. The string is stored somewhere else. and the host can then request the ...