Release Date

MAME 0.205 was released on 26 December 2018.

MAMETesters Bugs Fixed

Machine Support

New working machines

New working clones

Machines promoted to working

Clones promoted to working

New machines marked as NOT_WORKING

New clones marked as NOT_WORKING

New working software list additions

Software list items promoted to working

New NOT_WORKING software list additions

Translations added or modified


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

  • AJR updated the tmp68301 device: Improved accuracy of registration and acknowledgment of pending interrupts.
  • AJR updated balsente.cpp: Separated emulation (and ROM) of 6VB audio board from driver class.
  • AJR updated the f8 core: Fixed LNK instruction by testing carry flag before clearing flags (github #4371).
  • AJR updated the z8 core: Overhauled register handling.
    • Moved internal internal register file to a separate address space, and added port output registers to debug state.
    • Lock out interrupts on reset until EI instruction is executed.
  • AJR updated the mbc55x driver: Added 8087 coprocessor.
  • AJR updated the x86 core: Step over REP instructions in debugger.
  • AJR updated the alphatro driver: Corrected clock frequencies and screen timings, and separated into PAL and NTSC variants.
  • AJR updated the tv955 driver: Made keyboard begin to work, and added cursor emulation.
  • AJR updated the eepromser driver: Don't change state on soft reset (EEPROMs don't actually have reset lines).
  • Bavarese updated rainbow.cpp: Improved monitor auto-detection, fixed palette problems, and cleaned up logging, and updated notes.
  • cam900 updated scsp.cpp: Made SCSP emulation better reflect hardware implementation.
    • Implemented EXTS mixing and DAC18B output, and removed hard-coded DMA IRQ target device.
    • Added save state support, marked as having imperfects sound, and updated to use explicitly sized integer types.
    • Cleaned up unused and duplicated code, removed MCFG macros, and reformatted code.
    • stvcd.cpp: Implemented device_mixer_interface, allowing CD audio to be routed correctly.
    • coolridr.cpp, model2.cpp, model3.cpp: Corrected SCSP and sound CPU clocks, and corrected sound balance.
    • stv.cpp: Corrected SCSP clock.
  • cam900 provided coolridr.cpp updates:
    • Restricted drawing to clipping rectangle and deferred allocating palette memory until start time.
    • Reduced code duplication, replaced a bare pointers with an object finder, and improved tags and member names.
  • cam900 provided psikyo4.cpp updates:
    • Fixed sound routing and reduced runtime tag map lookups.
    • Reduced code duplication, eliminated use of ACCESSING_BITS macros, and improved member names.
  • cam900 updated prehisle.cpp: Cleaned up code, improved member names, and reduced runtime tag map lookups.
  • cam900 provided a seta2.cpp cleanup:
    • Deferred allocation of sprite RAM until start time, and reduced use of ACCESSING_BITS macros.
    • Made more members protected, reduced unnecessary code, and improved member names.
  • cam900 provided a pgm2.cpp and pgm2_memcard.cpp cleanup:
    • Made better use of region finders rather than relying on hard-coded sizes and runtime tag map lookups.
    • Changed to abbreviated integer types, made use of m_ member prefix consistent, and streamlined handler member signatures.
    • Made code prefer explicitly sized integer types, reduced variable scope, and const-qualified more variables.
    • Simplified graphics decoding description, reduced use of MCFG macros, improved region names, and updated notes.
  • cam900 updated deco32.cpp: Fixed graphical regression in captaven and clones (github #4417), and restricted ACE mixing to cliprect rectangle.
  • Celelibi updated sdl_sound.cpp: Re-worked ring buffer code to better encapsulate it and avoid deadlocks.
  • David Haywood updated ssv.cpp: Emulated row scroll and plane masking effects.
  • David Haywood updated gcpinbal.cpp: Emulated raster interrupts (used for effects in Power Flipper Pinball Shooting).
  • David Haywood provided seta2.cpp updates:
    • Added preliminary emulation of raster effects and X offset registers.
    • Improved tilemap wrapping in 8x8 mode and screen size/visible area/layer offset handling.
    • Implemented alternate sprite format flag user by grdians map screen overlay.
    • Simplified graphics decoding, and cleaned up code.
  • David Haywood updated goldstar.cpp: Added ROM patches to help Fruit Bonus 2010 boot, and improved inputs.
  • David Haywood updated the mcs51 core: Added preliminary AppoTech AXC51-CORE disassembler.
  • David Haywood updated bus/nes_ctrl: Added Majesco dance mat device (used by the ddrdismx and ddrstraw in nes_vt.cpp).
  • Dirk Best updated the amiga driver: Added support for the A2058 memory expansion Zorro card.
  • F.Ulivi updated the hp9825 and hp9845 drivers: Split I/O subsystem out of hp9845 driver, added I/O slots to hp9825, and added 98032 GPIO module.
  • fenugrec emulated HP 3478 digital multimeter.
    • Analog-side 8048 MCU is not dumped or emulated - main ROM patched to work around its absence.
    • Some LCD characters are unverified, and LCD annunciators are not rendered.
    • HP-IB/IEEE488 interface is not emulated (uses i8291 controller).
  • Grull Osgo updated ampoker.cpp: Fixed NVRAM size.
  • hap fixed some collateral damage from refactoring.
  • iq_132 and Robbbert updated snowbros.cpp: Replaced yutnori ROM patch with protection simulation.
  • kunikuni updated toypop.cpp: Simplified foreground coordinate calculation.
  • Michael Zapf updated the ti99 driver: Raise a fatal error on detecting an over-sized cartridge dump to avoid memory corruption.
  • Miodrag Milanovic updated Android support to build with NDK r18b, current Android Studio, and current Gradle (target API version is now 24).
  • Nigel Barnes provided nascom1 driver updates:
    • Improved parsing of snapshots, and added character ROM snapshot for Sargon Chess.
    • Added B-Bug monitor BIOS option.
    • Corrected LSW1 links location for Restart address.
  • Nigel Barnes provided bbc driver updates:
    • Added bus clocks for FDC (8 MHz), 1MHz bus (1 MHz), and Compact expansion port (8 MHz).
    • Added Music 2000 and EMR BBC MIDI Interface 1MHz bus devices.
  • O. Galibert updated the debugger: Prevent watchpoints from being installed multiple times recursively.
  • O. Galibert updated swp30.cpp: Improved sound generation and added save state support.
  • O. Galibert updated ymmu100.cpp: Hooked up MIDI ports and added additional logging.
  • Phil Bennett updated t10mmc.cpp: Reverted seemingly erroneous change to CD audio commands, and added gain setters for each CD-DA channel.
  • Phill Harvey-Smith provided nascom1.cpp updates:
    • Fixed Nascom 2/3 keyboard handling so CTRL key combinations work.
    • Added correct Nascom 2 NasSys 3 BIOS ROMs for default, AVC and NET versions, and added Nascom 3 CP/M boot v3.2 BIOS ROM.
  • R. Belmont and Rob Justice updated the apple3 driver: Attempted to improve font uploading (still not perfect).
  • R. Belmont updated the apple2 driver: Added support for version 2 .WOZ floppy image files.
  • Robbbert updated the z80ne driver: Corrected error in ROM from when it was transcribed by hand.
  • Robbbert updated the vtech2 driver: Added support for French and German, selectable via machine configuration switches.
    • Note that it will crash when Reset is selected, logged as MT07180.
  • Roberto Fresca updated rulechan.cpp: Cleaned up code, and turned Demo DIP switch on by default.
  • Roberto Fresca updated brkthru.cpp: Fixed brkthrut PROM addressing and added notes.
  • Ryan Holtz updated e132xs.cpp: Fixex CMPB and SUBC instruction emulation and instruction length flags when using the DRC.
  • Ryan Holtz updated midtunit.cpp: Converted video emulation to a device and removed static global variables.
    • Also added a DMA blitter graphics viewer that can be enabled with a preprocessor macro.
  • Ryan Holtz updated midtunit.cpp, midxunit.cpp: Cleaned up code and converted logging to use logmacro.
  • Ryan Holtz updated the tms32031 core: Fixed disassembler and eliminated MCFG macros.
  • Ryan Holtz provided a pocketc.cpp cleanup:
    • Reduced duplication, improved member names, reduced runtime tag map lookups, and converted logging to use logmacro.
    • Removed MCFG macros, made better use of language and framework features, re-formatted code, and cleaned up comments.
  • Ryan Holtz updated bgfx and bx to latest upstream code.
  • Ryan Holtz updated cave.cpp: Removed MCFG macros and made common configuration blocks into functions.
  • shattered updated the pasopia7 driver: Increased keyboard poll rate to 5 kHz - allows de-bounce code to work.
  • Sven Schnelle updated the hp_dio bus: Added DMA enable to control register of human interface card.
  • Sven Schnelle updated mb87030.cpp: Fixed FIFO behaviour (fixes SCSI on HP9000/382).
  • Sven Schnelle updated the m68kfpu core: Added (d16,An) addr mode to WRITE_EA_FPE (used by NetBSD's ps command).
  • Thomas Klausner added support for building with clang on FreeBSD/NetBSD, and added a missing header to video/xavix.cpp.
  • Vas Crabb, Caps0ff and *=/STARRIDER\=* updated gsword.cpp: Dumped gsword MCU and replaced simulation with preliminary emulation.
    • Demoted gsword to MACHINE_NOT_WORKING and MACHINE_IMPERFECT_SOUND as there are issues with credits registering and sound.
    • Removed BAD_DUMP flag from josvolly MCU dump - there's no reason to believe the MCUs contain different programs.
  • Vas Crabb updated and improved some command-line option descriptions.
  • Vas Crabb fixed failure to construct/destruct non-trivial objects that caused crashes when using DRC back-ends.
  • Canil Babypet updated goldstar.cpp: Dumped graphics ROMs for Fruit Bonus 2010.
  • ClawGrip and updated balsente.cpp: Added a missing mainboard PAL dump, and improved documentation for Spanish Trivial Pursuit sets.
  • ClawGrip updated leapster.xml: Documented some undumped games (there are dozens still missing).
  • f205v updated brkthru.cpp: Dumped PALs, added PCB layout and updated notes for darwin.
  • Guru updated ymmu100.cpp: Added missing ROMs.
  • Heihachi_73 updated aristmk5.cpp: Improved documentation.
  • Heihachi_73 updated aristmk6.cpp: Added two BIOS sets, and fixed some PCB locations.
  • rfka01 updated the m24 driver: Added BIOS versions v1.1, v1.21 and v1.36, and added additional comments and links.