York USB Transport Module

York USB Transport Module

Current firmware version:
4.12 (build 2635)
(Requires new config tool)
Firmware changelog:
v4.12 build 2635 (30 June 2025)
Bug fix: channel sync issue in TDM8 input when swiching fs
I2S, TDM8 input enabled on ISO version

v4.11 build 2622 (25 June 2025)
Bug fix: 8 channel I2S output at fs >48kHz
384kHz enabled in 2 ch config with 1024fs clocks

v4.10 build 2593 (15 June 2025)
Bug fix: DMA issues when both input and output streams active 

v4.9 build 2588 (1 June 2025)
Bug fix: I2C driver collision detection handling 
Proper 100k/400k/1M speed support

v4.8 build 2565 (20 May 2025)
Bug fix: I2S input in slave mode doesn't affect masterclock settings
New mode: TDM 8 channel input 

v4.7 build 2434 (28 April 2025)
Bug fix: Mute signal in multichannel mode

v4.6 build 2424 (27 April 2025)
Bug fix: I2S input channel swap in slave mode

v4.5 build 2310 (12 April 2025)
New HID bootloader
Supports firmware update and configuration on Linux/MacOS
New PCM dacs support: TDA1541 in simultaneous mode, TDA1540 

v4.4 build 1875 (9 March 2025)
Enumeration issues fix on Linux/Android ARM devices

v4.3 build 1780 (2 March 2025)
HID interface issues fix for Linux

v4.2 build 1634 (23 February 2025)
S/PDIF output feature fix for v2 & ISO boards

v4.1 build 1630 (17th February 2025)
I2S input master port now always active providing the BCLK and WCK signals

v4.0 build 1609 (8th February 2025)
All usb descriptor string can be modified thru the app now

v3.0 build 1599 (5th February 2025)
Fixed iPhone USB enumeration issues

v3.0 build 1528 (11th January 2025)
Disabled DoP detection due to false DSD detection during 96k->44.1k switch

Vladislav Knyazkov, 2025

Contact: york@eclipsevl.org