For board/application specific known issues please see README in relevant app directory General known issues with this release are listed below. Some features also require specific host driver support. Note, not all features may be supported at all sample frequencies, simultaneously or on all devices. Simple playback controls via Human Interface Device (HID).DSD output ("Native" and DoP mode) at DSD64 and DSD128 rates.MIDI input/output (Compliant to USB Class Specification for MIDI devices).Field firmware upgrade compliant to the USB Device Firmware Upgrade (DFU) Class Specification.Support for dynamically selectable output audio formats (e.g.Input/output channel and individual volume/mute controls supported.Fully Asynchronous operation (Synchronous mode as an option).Please refer to the application README the specific feature set supported by that application. Key features of the various applications in this repository are listed below. See the USB Audio Software User Guide for full details. For example an application may provide configurations with and without MIDI enabled. xua_conf.h header file containing configuration items such as channel count, strings etc.Įach application also contains an "extensions" folder which includes board specific extensions such as CODEC configuration etc.Īdditionally some options are contained in Makefiles for building multiple configurations of an application.The XN file is referenced in the application makefile. An XN file describing the board including required port defines.Please refer to individual README files in these apps for more detailed information.Įach application contains a "core" folder, this folder contains items that are required to use and run the USB Audio application framework. This repository contains the following: App Name Typically relate to a specific hardware platform. This repository contains applications (or instances) of the XMOS USB Audio Reference Design framework. Build or functionality issues could be experienced with any other version. This release is built and tested using version 15.1.4 of the XMOS tool set. Please see CHANGELOG.rst for detailed change listing.įor full software documentation please see the USB Audio User Guide document. These early releases are not suitable for a production context, and are provided for evaluation purposes only. Please note, Alpha and Beta releases may not accurately reflect the final release and documentation may not be complete. XMOS USB Audio 2.0 Reference Design README Version:
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