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USB Audio Class FPGA Based - support.xilinx.com
https://support.xilinx.com/s/question/0D52E00006hpmTo/usb-audio-class-fpga-based?language=en_US
USB Audio Class FPGA Based. I want to implement external audio DAC using FPGA. As the interface will be used usb. Can I implement the interface part on the FPGA side so that I can receive stream of audio data directly from the PC. Where should I start in this case and what documents to read? Can it be a ready-made IP core?
GitHub - hansfbaier/adat-usb2-audio-interface: FPGA …
https://github.com/hansfbaier/adat-usb2-audio-interface
ADAT USB Audio Interface. FPGA based USB 2.0 High Speed audio interface featuring multiple optical ADAT inputs and outputs. Status / current limitations. Enumerates as class compliant audio device on Windows and Linux (Mac OS not tested). 2 and 32 channel modes. Audio input and output seems to work glitch free. Only 48kHz sample rate supported
Matrix Audio - X-SPDIF 2
https://www.matrix-digi.com/en/products/314.html
The newly designed USB Audio Class 2.0 asynchronous digital interface X-SPDIF 2, inherited the excellent quality from its last generation. You can connect the digital audio stream receive devices through the newly added IIS port, to avoid the loss caused by digital signal protocol conversion. X-SPDIF 2 built-in high-quality femtosecond clock and FPGA processing unit, it can …
USB Audio Processors | Microsemi
https://www.microsemi.com/product-directory/audio-processing/3718-usb-audio
USB Audio Processors. Designed for world-class high definition (HD) voice applications, Microsemi’s new ZL380 series of audio processors features the company’s Microsemi AcuEdge™ Technology. This innovative technology is a set of highly-complex and integrated algorithms that allows the user to extract more information from the audio environment. The new Microsemi …
Fundamentals of USB Audio - EDN
https://www.edn.com/fundamentals-of-usb-audio/
An explanation on how device capabilities are described is outside the scope of this article, and we just state that there are predefined classes such as ‘USB Audio Class’ or ‘USB Mass Storage Class’ that enable cross platform interoperability. All transfers are made in USB frames. High Speed USB frames span 125 us (Full Speed USB are 1 ms) and are marked by the …
FT90x USB Audio Device - FTDI
https://www.ftdichip.com/Support/Documents/AppNotes/AN_433_FT90x-USB-Audio-Device.pdf
and instantiating a USB Audio Class Device when enumerated by the host. It will also initialise the WM8731 DAC to receive an audio stream in the format which the USB descriptor requested from the host PC. 2.2 I2S Code The I2S on the FT900 is an interrupt driven interface. There are interrupts when the on-chip buffer is half empty and fully empty.
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.
PIC32 USB Audio | Microchip Technology
https://www.microchip.com/en-us/solutions/consumer/audio-and-speech/pic32-digital-audio/pic32-usb-audio
USB Audio. Our PIC32 MCUs offer high-resolution audio interfacing for USB applications, enabling higher-quality sound for today's audio designs in an affordable package. Offering scalable performance—from low-cost PIC32MX devices supporting up to 96 kHz audio, to high-performance devices capable of handling up to 192 kHz—these devices are capable of running …
Audio-GD | Underwood HiFi
https://www.underwoodhifi.com/products/audio-gd
The Amanero USB input supports 32bit / PCM384K PCM and up to DSD 512 asynchronous transfer. Clocking is done by a custom programmed FPGA. The whole digital circuit is built around one custom programmed FPGA and 5 CPLD programmable chipsets to separate the different circuits for avoid any interferance in the data process in parallel mode.
USB bridge for audio application recommendation : FPGA
https://www.reddit.com/r/FPGA/comments/bmxnla/usb_bridge_for_audio_application_recommendation/
Hi, i want to implement usb audio DAC based on FPGA. Now I am at the stage of choosing a device as an USB interface. If possible, I would like to be able to support the maximum Sample Frequencies. I studied the possible solutions for providing the USB interface. In the end, as I understand it, everything depends on the price of the decision.
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