![]() ![]() ![]() The firmware upgrade for XMOS USB devices implementation uses the USB standard DFU device class mechanism and is based on the following specification: Supported functionality: Download of new firmware to device Upload of existing firmware from device Revert device back to factory image Automatic reboot of device on firmware upgrade You must use XMOS Development Tools version (or later). ![]() To work correctly your development board must contain the latest DFU enabled firmware. But right now I've stopped this effort.ĭetermining device status: state = appIDLE, status = 0ĭevice really in Runtime Mode, send DFU detach request.1 DFU loader for XMOS USB AUDIO devices Document Number: Publication Date: 2 XMOS 2014, All Rights Reserved.Ģ DFU loader for XMOS USB AUDIO devices 2/10 Table of Contents 1 Overview 3 2 Creating factory and upgrade images with XFLASH Installing the factory image to the device Creating the upgrade image Related documents Using the DFU loader - Windows (via the Thesycon driver) Set up the image loader Download new firmware Uploading existing firmware from the device Reverting firmware to factory image Related documents Using the DFU loader - OS X (via the XMOS DFU loader) Set up the image loader Download new firmware Uploading existing firmware from the device Reverting firmware to factory image Building the XMOS DFU loader - OS X 10ģ 1 Overview The DFU loader is a flash device firmware upgrade mechanism. I may look into this error further in the future as I would like dfu-util to work with xmos. Since xmos provide a very simple dfu tool (open source), I've been using this up until now. ![]() However something goes wrong anyway, see below. Now dfu-util attempts to download the image. In my firmware, I removed the second redundant configuration. Of course some "observant developers" may remove the second redundant configuration. So yes, I would expect audio devices on the market with issue. I believe xmos has been rather successful with their audio sw framework. I found this thread with response from xmos developers. ![]()
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