Release Date

MAME 0.103u1 was released on 4 January 2006.


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 committed a major cleanup/rewrite of the Berzerk driver:
    • merged memory & io read/write maps.
    • video ram & magic ram share the same memory.
    • hooked up nvram in frenzy memory map.
    • emulates magic ram shifter/flopper with 9 74LS153's as per the schematics.
    • emulates magic ram alu with 2 74LS181's hardwired to logic mode as per the schematics.
    • 74LS181 emulation based on the logic diagram from the datasheet, supporting logic mode & arithmetic mode
  • Bryan McPhail fixed Thunderstrike interrupts, visible area, and raster updates.
  • Bryan McPhail updated the ARM core:
    • Fixed software interrupts.
    • Fixed several mode change bugs.
    • Preliminary coprocessor support.
  • Bryan McPhail and Pierpaolo Prazzoli fixed some issues in the Deco driver:
    • Deco MLC video hardware near perfect for the most part, however no game works properly because of an unemulated math coprocessor attached to the DE156 chip.
    • Deco 32: Night Slashers pretty much perfect apart from lack of sound.
    • Deco 32: Some graphics fixes for Tattoo Assassins.
    • Deco 156: Heavy Smash pretty much perfect.
  • Atari Ace tagged a number of constant arrays in the source as static.
  • Rob Bohms and Charles MacDonald fixed many H6280/PCE issues:
    • fixed cases where sprites could render outside of the buffer
    • added VRAM to VRAM DMA (Charles)
    • multiple h6280 fixes (Charles)
    • provided functions to correctly handle VRAM accesses for the entire 128K range (Charles)
    • added some of the I/O buffer bits from the hardware page
    • fixed h6280 IRQ ranges to support proper mirroring
    • hooked up h6280 IRQs to the PC Engine
    • corrected sprite-to-sprite rendering priorities.
    • partially enforce 16 sprite limit
  • Atari Ace fixed out-of-bounds array writes in the v810 core.
  • Nathan Woods moved several BCD and date-related functions into mamecore.h.
  • Sonikos fixed the OKI frequency in Super Model.
  • Nathan Woods added PowerPC MMU code, but enabled only for MESS due to breakage of the Model 3 games.

Game Support

New games added or promoted from NOT_WORKING status

New clones added

New games marked as GAME_NOT_WORKING