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USB device class drivers included in Windows - Windows ...
https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/supported-usb-classes#:~:text=%20%20%20%20USB-IF%20class%20code%20,Bthusb.sys%20minipo%20...%20%203%20more%20rows%20
USB Audio 2.0 Drivers - Windows drivers | Microsoft Docs
https://docs.microsoft.com/en-us/windows-hardware/drivers/audio/usb-2-0-audio-drivers
USB Audio 2.0 Devices with MIDI (subclass 0x03 above) will enumerate the MIDI function as a separate multi-function device with usbaudio.sys (USB Audio 1.0 driver) loaded. The USB Audio 1.0 class driver …
USB device class drivers included in Windows - Windows ...
https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/supported-usb-classes
USB Audio 2.0 Class Driver for Windows 10 and 11 - …
https://thesycon.de/eng/usb_audiodriver.shtml
Source Code of DFU Application Supported Platforms Windows 11 64-bit Windows 10 32-bit Windows 10 64-bit Device and Firmware Requirements The USB Audio 2.0 Class Driver for Windows implements the USB Audio 2.0 and 1.0 device class specification and is independent of the specific silicon and firmware solution used in a given device.
USB Audio Class 2.0 Software | XMOS
https://origin.xmos.com/developer/software/usbaudio
USB Audio 2.0. Our USB Audio 2.0 reference software offers different control functionality, such as device firmware update (DFU) and human interface device (HID). It’s provided as source code and is available to all registered USB audio customers.
AN295: USB Audio Class Tutorial - Silicon Labs
https://www.silabs.com/documents/public/application-notes/AN295.pdf
in this case, 0x01 tags a device descriptor. 0x00, // bdeviceclass (none) 0x00, // bdevicesubclass (none) 0x00, // bdeviceprotocol (none) depending on the class type and requirements, a usb device’s class can be defined using bdeviceclass, bdevicesubclass, and bdeviceprotocol or …
USB Audio Class 2: open source ASIO driver and device firmware
https://social.msdn.microsoft.com/Forums/windowsdesktop/en-US/99b3f226-6e30-4ca9-9f26-edf59b7f1b6f/usb-audio-class-2-open-source-asio-driver-and-device-firmware
The Audio Widget project has open source firmware and ASIO driver for asynchronous USB Audio Class 2. There are two hardware implementations, both with open source schematics. Both use the same Device firmware on an AVR32 MCU. I'm responsible for one of them, the AB-1.2 modular USB DAC. It plays music as-is, right out-of-the-box.
Open-source USB interface: Audio Widget | diyAudio
https://www.diyaudio.com/community/threads/open-source-usb-interface-audio-widget.185761/
Here you can get started with USB audio without worrying too much about the USB part of things. Or you can contribute to a great open-source coding project. The most important contribution we could need right now is coders for USB Audio Class 2 drivers on Windows. But other efforts are needed too. See below. The code is written in C for the Atmel AT32UC3A3256 …
Defined Class Codes | USB-IF
https://www.usb.org/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. The information is contained in three bytes with the names Base Class, SubClass, and Protocol. (Note that ‘Base Class’ is used in this description to identify the first byte of the Class Code triple.
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