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How to Use Freescale USB Stack - NXP
https://www.nxp.com/docs/en/application-note/AN4665.pdf#:~:text=The%20USB%20interface%20is%20very%20well%20suited%20for,to%20manipulate%20thephysical%20properties%20of%20an%20audio%20function.
embedded - USB Audio Descriptor - Stack Overflow
https://stackoverflow.com/questions/23519753/usb-audio-descriptor
USB descriptors, block of code: ROM BYTE configDescriptor1 [] = { //CD 0x09, // Size : 9 Bytes 0x02, // Configuration Descriptor (0x02) //0xE4, // Total length in bytes of data returned Includes the combined length of all descriptors (configuration, interface, endpoint, and class- or vendor-specific) returned for this configuration. 0xB4 ...
USB Audio 2.0 Drivers - Windows drivers | Microsoft Docs
https://docs.microsoft.com/en-us/windows-hardware/drivers/audio/usb-2-0-audio-drivers
The driver is named: usbaudio2.sys and the associated inf file is usbaudio2.inf. The driver will identify in device manager as "USB Audio Class 2 Device". This name will be overwritten with a USB Product string, if it is available. The driver is automatically enabled when a compatible device is attached to the system.
Standard USB descriptors - Windows drivers | Microsoft …
https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/standard-usb-descriptors
USB device descriptors - Windows drivers | Microsoft Docs
https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/usb-device-descriptors
After the call completes, the device descriptor is received in the caller-allocated USB_DEVICE_DESCRIPTOR structure. A UMDF driver must query the framework device object for an IWDFUsbTargetDevice pointer and then call the IWDFUsbTargetDevice::RetrieveDescriptor method and specify USB_DEVICE_DESCRIPTOR_TYPE as the descriptor type.
c - USB 24bits audiostream descriptors - Stack Overflow
https://stackoverflow.com/questions/20541589/usb-24bits-audiostream-descriptors
I have a working 8-48kHz 16bit audio stream and I can select any sample frequency in the windows properties of an audio device. I use the following descriptors: Code: // Interface 2: Speaker, alternate setting 1. Type 1 format descriptor. static const UsbAudioStreamingType1DescriptorType UsbIfd2Format = { sizeof …
USB in a NutShell - Chapter 5 - USB Descriptors
https://beyondlogic.org/usbnutshell/usb5.shtml
AN295: USB Audio Class Tutorial - Silicon Labs
https://www.silabs.com/documents/public/application-notes/AN295.pdf
Descriptors defining a USB device with two Audio Interfaces, one for full bandwidth and an alternate zero bandwidth interface Descriptors defining an HID interface with one IN endpoint, one OUT endpoint, and function stubs for Get Report and Set Report requests
Universal Serial Bus Device Class Definition for Audio …
https://www.usb.org/sites/default/files/audio10.pdf
USB Device Class Definition for Audio Devices Release 1.0 March 18, 1998 ii Scope of This Release This document is the 1.0 release of this device class definition.
USB Descriptor Dumper Tool - Thesycon
https://www.thesycon.de/eng/usb_descriptordumper.shtml
Thesycon’s descriptor dumper is a Windows utility that displays the USB descriptors of any USB device. The dump is in plain text format and can be saved to a file or copy-pasted into an email. This is most useful for developers and technical support personnel. The USB Descriptor Dumper utility has the following features:
How to Use Freescale USB Stack - NXP
https://www.nxp.com/docs/en/application-note/AN4665.pdf
in the audio stream. 2.3 Descriptors For a USB device, its descriptors fully describe its capabilities and functions to the host. Since device descriptor and configuration descriptor are similar for any kind of device, only some other descriptors are described in this section.
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