![]() ![]() 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. Warning: Firmware upgrades can have severe consequences and require warranty service if installed to the wrong device.īe sure to select your exact DAC model before installing.I found this thread with response from xmos developers. * Changed DAC synchronization rate from 100ms to 5ms to improve recovery time in case of ESD or similar disruptions. * Improved UAC1 descriptors to support Nintendo Switch * Added "USB Audio Class" to menu, with options UAC2 or UAC1. * Allow output mode changes while in the options menu. * Added "Knob Button" to the options menu, configurable as: * Added 15ms settling time after OLED init to increase I2C integrity. While rebooting or suspending `pulse` or `pipewire`. Enabled: Preferred for Linux or Android to eliminate "alien sounds" Disabled : Preferred for Windows or macOS * Feature: Added "Mute Inactive USB" to options menu Warning: EL DAC II+ firmware is NOT compatible with EL DAC II. For more information, please see Custom Firmware Builds. * Disable operating system volume controls by default: Support PS4/PS5 * Improved UAC1 Descriptors to support Nintendo Switch * Changed default DPLL from 5 to 7 to improve general compatibility with 4k TVs * Changed auto standby timeout from 15min to 5min * Instant mode switching between USB & S/PDIF: Eliminated LED toggling and 2s delay ![]() * Improved error handling when USB Host is in standby * Enforce de-emphasis OFF in USB mode, and Auto de-emphasis in S/PDIF mode * Move to RAM based-settings developed for Element III * Updated core XUD, USB, and I2C libraries * Mute output when USB audio is inactive, to prevent unexpected sounds from Linux or Android systems Detailed installation guidance for all operating systems can also be found in the article, How to Install an XMOS Firmware Update Please refer to included README.txt for further information. Please install the latest XMOS Driver, then use the Optional XMOS Driver and XMOS Firmware Update Utility (DFU). ![]()
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