Release Date

MAME 0.91 was released on 29 January 2005.


The known contributors for this version are, in alphabetical order:

Specific Contributions

The known contributions for this version are, in the order specified in the whatsnew:

  • smf fixed pengo (was broken in u4)
  • David Haywood increased the interleave in megasys1 driver, fixing speed in avspirit
  • Nicola Salmoria fixed a problem in palette_get_color() causing an incorrect value to be returned in some specific cases
  • Nathan Woods made debugger enhancements:
    • Added a 'source' command, that reads in a set of debugger commands similar to the UNIX shell command of the same name
    • Added a debug_trace_printf() call, for use during debugging to emit text into a trace file
    • Petty compiler warning fixes
  • ElSemi kludged reset in Crystal System so it no longer crashes Mame
  • Aaron Giles updated the Memory System with improved mirroring support
  • Aaron Giles removed obsolete orientation code from tilemap code and drivers
  • Aaron Giles committed a Sega update:
    • segas16a:
      • added proper mirroring for the memory map (needs my memory update)
      • fixed sense of Time Scanner cocktail DIP
      • fixed SDI
    • segas16b:
      • fixed sense of Time Scanner cocktail DIP
      • fixed SDI
    • machine/segaic16:
      • added support for 3 multiply chips and 3 divide chips
      • fixed timer/compare chip implementation to match real PCB
    • vidhrdw/segaic16:
      • added tilemap flipping support
      • added sprite flipping support for 16A and 16B sprites
  • David Haywood changed outrun and outruna to use a better set of GFX roms
  • Mamesick fixed some vasara2 dipswitch text
  • Ville Linde made improvements to the PPC core / Model 3 driver; some step 2.0 games now show something
  • R. Belmont updated the Lethal Enforcers driver:
    • Fixes/resolves:
      • Both versions now boot and run
      • Tilemaps and sprites display
      • Sound now works
      • Memory maps unified
      • All digital inputs added (including DIPs)
    • Still to do:
      • Colors
      • Gun inputs
      • Tilemap enable/disable
      • Priorities
      • K054000 protection chip hookup

Game Support

New games added or promoted from NOT_WORKING status