Added features since 1.24

• Debug stream over Ethernet, which logs CPU / VIC access real time, also possible to log C64 CPU and 1541 CPU alongside. U64 only.
• ACIA (MOS 6551) emulation
• Modem Layer emulation (6551 <-> LAN), supporting both outbound and inbound connections
• REU load / save commands from UCI, using the preload settings
• File append mode for Software IEC.
• Support for SuperGames cartridge

Release notes Ultimate-II+ v3.1 rev 474:

• USB fixes:
  • support for sticks that do not reliably reply to the ‘inquiry’ command
  • Byte alignment issue fixed when writing. This caused corrupted G64s to be written sometimes
  • Support for composite devices added
  • Added support for USB keyboards, to navigate the Ultimate browser menu

• Incorporated patches from Markus & Henning, including, but not limited to:
  • Audio squeal fix, speaker volume addition
  • Ultimate DOS V1.1 with added commands
  • Added Home Directory support
  • Added support for GeoRAM

• IEC fixes:
  • IEC now operates properly on the bus, when it is alone (disabled 1541 drives)
  • IEC filename fixes; saving a file to IEC adds the right extension and also removes the extension when loading directory
  • IEC should now work with JiffyDOS  (not yet supporting the JiffyDOS protocol)

• UltiCopy is working again!
• Small fix in TCP support (TCP hangup on retransmission)
• Other small fixes:
  • Save disk twice bug fixed
  • Fixed load errors on tape adapter cable with some USB 3.0 cables
  • Keyboard “racekeys” fixed
  • Reduced Link Up time for the Ethernet port
  • Ultimax mode ROMs now allow video data in ROM

General Usability and Compatibility:

• Added possibility to load / save and reset configuration settings.
• Added the possibility to have temporary configuration settings.
• Improvements to the 6502 CPU for improved 1541 compatibility.

Improvements to SID player:

• Built-in SID player now supports MUS files as well (including stereo tunes) Music files can be found here: http://www.c64music.co.uk/
• Added support for toggling screen on/off in Sidplayer with S key.
• Added support for song length in SID header.
• Fixed correct SID model selection for SIDFX boards .

Various other bug fixes:

• Copying a file from a container now restores extension.
• Fixed issue of copying file from .t64 files.
• Added ‘Enter’ option for .t64 files.
• User Interface improvements / fixes.
• Fixed telnet connection – removing header upon connect (fixes random copy actions)

• General Usability and Compatibility

  • Added possibility to load / save and reset configuration settings
  • Added the possibility to have temporary configuration settings
  • Improvements to the 6502 CPU for improved 1541 compatibility
• Improvements to SID player
  • Built-in SID player now supports MUS files as well (including stereo tunes)
    • Music files can be found here: http://www.c64music.co.uk/
  • Added support for toggling screen on/off in Sidplayer with S key.
  • Added support for song length in SID header.
  • Fixed correct SID model selection for SIDFX boards
• Various other bug fixes
  • Copying a file from a container now restores extension
  • Fixed issue of copying file from .t64 files
  • Added 'Enter' option for .t64 files
  • User Interface improvements / fixes
  • Fixed telnet connection - removing header upon connect (fixes random copy actions)
  • Changed default hostname to match target

Quick Guide to the 1541 Ultimate II+