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Understanding USB Class Codes | Acroname

  1. https://acroname.com
  2. understanding-usb-class-codes

2023/10/3 -Device Subclass (bDeviceSubClass): Some device classes have subclasses that further define the type of device within that class. For example ...


Defined Class Codes | USB-IF

  1. https://www.usb.org
  2. defined-class-codes

USB defines class code information that is used to identify a device's functionality and to nominally load a device driver based on that functionality.


Standard USB Identifiers - Windows drivers | Microsoft Learn

  1. https://learn.microsoft.com
  2. ...
  3. Windows Drivers

2024/11/5 -The bDeviceClass, bDeviceSubClass, and bDeviceProtocol fields of the device descriptor determine the device class code, subclass code, and ...


Device Descriptor - USB Component - Keil

  1. https://www.keil.com
  2. html
  3. _u_s_b__device__descriptor

These codes are qualified by the value of the bDeviceClass and bDeviceSubClass fields. If a device supports class-specific protocols on a device basis as ...


USB Device Descriptors - Windows drivers | Microsoft Learn

  1. https://learn.microsoft.com
  2. en-us
  3. usb-device-descriptors

2024/11/18 -Note the bDeviceClass, bDeviceSubClass, and bDeviceProtocol values. Those values indicate that the device contains one or more USB interface ...


libusb_device_descriptor Struct Reference - libusb

  1. https://libusb.sourceforge.io
  2. api-1.0
  3. structlibusb__devi...

bDeviceSubClass. USB-IF subclass code for the device, qualified by the bDeviceClass value. uint8_t, bDeviceProtocol. USB-IF protocol code for the device ...


USB in a NutShell - Chapter 5 - USB Descriptors - Beyondlogic

  1. https://www.beyondlogic.org
  2. usbnutshell
  3. usb5

The bDeviceClass, bDeviceSubClass and bDeviceProtocol are used by the operating system to find a class driver for your device. Typically only the bDeviceClass ...


usb_device_id Struct Reference - Linux Kernel - Huihoo

  1. https://docs.huihoo.com
  2. kernel
  3. structusb__device__id

struct usb_device_id - identifies USB devices for probing and hotplugging. Bit mask controlling of the other fields are used to match against new devices.


DeviceDescriptor (usb4java 1.3.0 API)

  1. http://usb4java.org
  2. apidocs
  3. org
  4. DeviceDescriptor

bDeviceSubClass. public byte bDeviceSubClass(). Returns the USB-IF subclass code for the device, qualified by the bDeviceClass value. Returns: The USB-IF ...


USB Composite Device and Configuration Descriptors

  1. https://forum.microchip.com
  2. topic

2023/1/16 -If I use a DEVICE descriptor for a COMPOSITE device my device will enumerate and reset repeatedly. I believe the problem lies in the descriptor ...