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Ultimate 64 Firmware v1.34 Ultimate 64 Firmware v1.34 NEW

Firmware for the U64 / U64E, version 1.34 - Dated: 2020-06-21

Added features since 1.28

  • Turbo Mode... The 6510 CPU can now be run faster than 1 MHz.
  • Support for Nordic Power cartridge
  • Faster application processor for smoother file browsing experience
  • Significant lower noise floor when using real SIDs
  • From MarkusC64: For Geos 64 - Download D41, D71, D81 and DNP files directly from the file browser into a RAMDISK of the same type.
  • From MarkusC64: For Geos 64 - Save RAMDISK to USB in the appropriate format, directly from the file browser
  • Added freeze function with USB menu (F11 key)

Fixes since the last withdrawn version 1.33:

  • RESTORE key to boot with default config: Implemented
  • Bootloop problem with flashed CRT: Fixed
  • C64 Hangup problem with reading debug register (D7FF): Fixed
  • C64 Hangup when disabling SID socket: Fixed
  • ARMSID config not working when UltiSid is in the same range: Fixed
  • CIA2 I/O (UserPort) not working: Fixed
  • Sprite collision in Antiriad: Fixed
  • RGB mode sync polarity: Fixed
  • PIO register fault: Flimbo's Quest now working! (Thanks to Tom Roger Skauen, for his debugging efforts!)

Bug fixes / improvements since 1.28:

  • 6522 VIA fixes from gyurco/master
  • Fixed 1541 floppy formatting - sometimes caused read errors
  • Fixed an issue that may have caused network instability
  • Issue #62: FTP server does not check if a directory exists when changing directory
  • Issue #109: Soft IEC seq file reading issue with GET#
  • Issue #121: 1541-C ROM issues (Track 0 sensor issue)
  • Issue #131: SuperGames-Cartridge issue
  • Issue #132: Builtin FC3 monitor hangs from freezer
  • Issue #136: Epyx Fastloader fails sometimes (Example: Space Taxi)
  • Issue #147: Data loss on eject if save fails

Known issues:

  • Corrupted disk access with some loaders, when bus bridge is not on "Quiet" mode, and badlines are disabled. We know this affects Geos MP3. Still under investigation.

Data

System Commodore 64
Size1.51 MB
WebsiteWebsite external
Downloads24.00

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