Release Date

MAME 0.86u4 was released on 9 September 2004.


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:

  • R. Belmont updated the M37710: Added support for externally-pulsed timers (Prop Cycle uses this to read the pedals)
  • Sebastien Volpe reorganised and cleaned up the kaneko16.c and related drivers splitting protection related code into a separate file
  • David Haywood added preliminary background zoom to the HNG64 driver
  • Curt Coder made some misc changes
    • Lovely Cards
      • Converted to use tilemaps
      • Fixed tile rendering, the tile ROM is not a bad dump, the gfx routine was bad!
    • Changed "Outrunners" to "OutRunners" as per title screen and flyers
    • Changed "Sonic the Hedgehog" to "Sonic The Hedgehog". "The" is Sonic's middle name according to "The Ultimate History of Video Games", p. 428: 'The "T" in Sonic The Hedgehog is capitalized. Sega Marketing wizard Al Nilsen had the "The" registered as Sonic's middle name.'
    • Changed "The Revenge Of Shinobi" to "The Revenge of Shinobi"
    • Changed "MegaPlay" to "Mega Play" as per
  • R. Belmont hooked up the eeprom in the rabbit driver
  • David Haywood made some improvements to tmmjprds in rabbit driver

Game Support

New Games supported or promoted from GAME_NOT_WORKING status

New clones added

New games marked as GAME_NOT_WORKING