- Fixed bug preventing Rip & Burn to detect drive

- Improved reliability, in particular on older revision systems

- Cleaned up multiple reset scenario in presentation mode

- Added more compatible initialization screen to help diagnose issues

- Added cycle count changing on init screen when shift lock is held and then button is pressed

- Dropped cycle count in half because it was skipping a CPU cycle

- Unrolled data request polling loop in attempt to make response slightly quicker

- Added 20% overclocking, ignore system clock and just respond to memory requests

- Added back safe init routine to fix bootup on later machines

- Upped overclocking to 40%

- Added some CPU stabilizing code to fix issue with older less stable machines

- Enabled Dead Test capability when using Autostart & native Ultimax

Version 1.2.5

- Better handling for zero-block files

- Fixed crash on invalid directories

- Fixed KERNAL routine bug introduced in 1.2.5

- Fixed bug in file browser showing long current path

- Added support for Zaxxon/Super Zaxxon cartridges

- Added support for Dinamic carts & Ocean carts up to 128KB

- Fixed save bug introduced in 1.2.7

- Zaxxon cartridges work on all machines now

- Added preliminary support for Ocean carts > 128KB

- Added preliminary support for EasyFlash CRTs (works w/ Disk2EasyFlash, EasyFS & xbank support coming soon)

- Added Magic Desk cartridge support (works on many carts > 128KB)

- Added support for FunPlay/PowerPlay CRTs

- Full support for Ocean CRTs > 128KB

BackBit C64 Firmware 1.3.5
-------------------------------------
- Massive code reorganization to lay groundwork for further CRT support

- Fixed some reliability issues with CRT support

- Disk2EasyFlash releases working (again)

- Magic Desk cartridges always use expected flags

- Experimental magic desk cart support > 128KB re-enabled

- Improved EasyFlash support; many releases work now

- Added support for Super Games cartridge

- Improved loading flow for disk images

- Cleaned up error handling transitions

- Added support for Simons Basic, Prophet 64, C64GS/System3 cartridges

- Some cleanup of EasyFlash support

- Added built-in SID player

- C128 cartridges work now

- Improved SID support (relocation for play)

- Improved SID support (relocation for init)

- Crash handler

- Koala viewer (KLA/KOA)

- Cleaned up disk vectors

- Improved SID support (allows banking out ROM)

- Added CRT Compatibility Mode (F1 menu)

- Improved reliability for all cartridges

- EasyFlash no longer supports RAM (will add workarounds)

- Fixed bug causing presentation mode to look wrong refore restart

- Speed improvement (should make NTSC C64C perform better)

- Potential fix for requests since last revision's changes

- Another potential fix for requests since last revision's changes

- Brought back EasyFlash experimental support

- Added support for BBT files with intro SID/KLA using latest BackBitTool

- Intro supports low loading SID

- Fixed Intro Koala HI support, added address display for SID

- Fixed bug creating new disks

- Added support for displaying text fields in BBT file (see F3-Props)

- Improved IDE64 support (D64 files)

- Search works properly with directories and files

- Fixed bugs in version duplicate/export and text wrapping

- Wrap around when navigating list in context menu or popup

- Integrated unicode support in documentation viewer

- Improved navigation flow for text viewer

- Warm start doesn't override vectors, fixed graphics for popup

- API command to get RTC

- Added "runme.crt" to root for automatic dead test

- Report device not found error when accessing invalid drive

- Fixed browsing errors with directories and invalid files

- Made some changes to get things ready for VIC 20 support

- Fixed C128 startup

- If your folder contains over 1000 files, there will be a MORE button at the end of the list

- Allow Commodore key to prevent auto-run for PRG files

- Added support for cartridges in BIN format

- Create/rename/erase directories in file browser