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Gang Wars

  1. Game infos
  2. Parent and Clones
  3. Sound
  4. Driver
  5. Inputs
  6. Controls
  7. Display
  8. Dipswitchs
  9. Roms list
  10. Chips list
  11. Categories
  12. MAMEinfo
  13. History
  14. High scores
Download gangwars.zip (3.31 MB)
Snapshot

Game infos

Description Gang Wars
Name gangwars
Manufacturer Alpha Denshi Co.
Year 1989
Runnable yes
System arcade /
Number of players 2P sim
Added to MAME .036b01
Romset size 3.31 MB
Romset file 17 files
Romset zip 1 B
Language English
Evaluation 70 to 80 (Good)
Genre Fighter

Parent and clones

Parent This game is the parent

Sound infos

Sound_channels 1

Driver infos

Driver status good
Driver emulation good
Driver color good
Driver sound good
Driver graphic good
Driver cocktail
Driver protection
Driver savestate yes

Inputs infos

Input service yes
Input tilt no
Input players 2
Input buttons
Input coins 2

Controls infos

type ways minimum maximum sensitivity keydelta reverse
joy 8 no

Display infos

type rotate flipx width height refresh pixclock htotal hbend hbstart vtotal vbend vbstart
raster 0 no 256 224 60.191409 6000000 394 0 256 253 16 240

Dipswitchs

Roms list

console name bios size crc md5 merge sha1 region offset status optional
arcade alpha.mcu 4096 mcu 0 nodump no
arcade guernica-c0.21h 524288 e60c9882 8cf1d9cf0db72977b303fd6b469611600631ab9a gfx2 300000 good no
arcade guernica-c1.20h 524288 b0fd1c23 a6dbed81b751c1f662f63a7426d8333aca866d79 gfx2 200000 good no
arcade guernica-c2.18h 524288 2fcbea97 eb60bf374ef771e379030d2b660a813be76bed5e gfx2 100000 good no
arcade guernica-c3.17h 524288 281a4138 47fc0d91873996e05db87323c3b08a85863f90d9 gfx2 0 good no
arcade gw-10.13f 65536 eb305d42 93910cf60c1b8a87969888d8693c7d6782f1e799 audiocpu 50000 good no
arcade gw-11.11f 65536 7b9f2608 8d61dfa32369450e396cc8a5d67c58eedb2167e6 audiocpu 30000 good no
arcade gw-12.10f 65536 e6d6c9cf c35a7a385592e55bdfe232d042f2228f4f7e9ffa audiocpu 0 good no
arcade gw-13.4l 65536 b75bf1d0 c22c0049274c45701be0a7be2afc0517620a3a10 gfx1 0 good no
arcade gw-5.21f 131072 9ef36031 2faeb6a769991ab11403c6c37507b706a61bad69 gfx2 80000 good no
arcade gw-6.20f 131072 ddbbcda7 1c368ad2a4ed31748c94545fc7c808aa53d76f64 gfx2 180000 good no
arcade gw-7.18f 131072 4656d377 67d6f714cca3891be0173c543ece5e8ab699f645 gfx2 280000 good no
arcade gw-8.17f 131072 798ed82a 1932131e05aae0a77ba8d8ef947c1a3b0b5e3d43 gfx2 380000 good no
arcade gw-9.15f 65536 84e5c946 0b071d15b664a9c529713b1b896bdb5ebfa16c25 audiocpu 70000 good no
arcade gw-ver1-e1.19c 131072 7752478e 7266dd0d2c57433191ae4d1d4e17b32c8c3c8c73 maincpu 0 good no
arcade gw-ver1-e2.19d 131072 c2f3b85e 79c215d8b43ec7728e3745b359e64f6bb8240881 maincpu 1 good no
arcade gw-ver1-e3.18c 131072 2a5fe86e 0e668f51430983a17e1965143a0bf3aa4d3156ee user1 0 good no
arcade gw-ver1-e4.18d 131072 c8b60c53 352c3bcc18cf63bcb757d774c2c2247ce0c4e736 user1 1 good no

Chips list

name tag type clock
8-Bit R-2R DAC dac audio
M68000 maincpu cpu 10000000
Speaker speaker audio
YM2203 ym1 audio 3000000
YM2413 ym2 audio 3579545
Z80 audiocpu cpu 7159090

Categories

MAMEinfo

0.36b1 [Bryan McPhail]


Bugs:

- [possible] Small graphics glitch on stage 1. Smitdogg (ID 03037)


WIP:

- 0.154: Jets and Layer added clone Gang Wars (Japan). David Haywood added Gang Wars (bootleg). Reinstated the bootleg, these 68705 instead of alpha MCU bootlegs might be interesting later down the line even if the main code is the same. Also one of our mask roms was bad, and the gangwarsu set should definitely have been using different roms for the gfx [David Haywood]. Added gfx2 rom ($200000) from clone (Japan) to Gang Wars. Added new gfx2 roms to clone (US).

- 18th May 2014: David Haywood - In the World version of Gang Wars the 'On The Way' sign has corrupt lines going through it, on the US set it's missing entirely. The issue with the World set hasn't always existed, for a long time the World set was a 'bootleg' set, using bootleg graphic ROMs, but a real World board was then dumped (including Mask ROMs for the graphics) and it was discovered that the program ROMs matched the already supported bootleg set, so the bootleg set was removed. Anyway, the source of that problem is actually simple, one of the newly dumped MASK roms was a bad dump, and has a 'fixed bits' problem in the first couple of tiles, it slipped under the radar when it was added (likely my fault). A fresh dump of that ROM reveals it to be the same as you'd get if you combined the bootleg roms. With that ROM being used the World version of the game now looks correct again. The issue with the US set is a little different. Those graphics aren't actually used in the US set because when the US set was produced they made a number of enhancements, first of all they translated all the speech (the World version still plays Japanese speech samples for the story) and they polished up that sign post too, replacing the 'ON THE WAY' graphic with a more logical 'ONE WAY' graphic. Obviously they didn't / couldn't change the MASK roms for this, so instead they changed the 4 additional socketed graphic ROMs. The World / bootleg versions have the following tiles near the end of the ROM. The US set attempts to draw this sign using the tiles from this position in ROM, which obviously gives the incorrect results you see at the start of this article. A dump of the graphic roms from the US set shows that the tiles in these positions have been changed. Using the correct graphic roms therefore gives the correct results for this scene in the US set too. The newly dumped Japan version is like the World version, but with the story / power up screens shown in Japanese. It has the 'On The Way' sign. I've also readded the bootleg set, even if for all MAME purposes it matches the 'World' set aside from the split graphic roms. It has the potential to be interesting later on however because these Alpha bootlegs tended to use 68705 MCUs instead of the regular Alpha ones. We've seen this on a number of the boards, and for Kyros we actually currently load 2 MCUs.

- 0.141u2: Tafoid fixed samples played incorrectly in Gang Wars. Swapped audiocpu roms ($30000/$70000).

- 0.139u2: David Raingeard added correct GFX roms for Gang Wars, renamed bootleg set as Euro set (and new parent), made note about bootleg GFX roms. Changed description of clone (bootleg) to 'Gang Wars'. Renamed (gangwars) to (gangwarsu) and (gangwarsb) to (gangwars).

- 0.133u1: Renamed (gangwarb) to (gangwarsb).

- 0.128u6: Phil Bennett reduced all Alpha68k YM2413 clocks from 8MHz to 3.579545 MHz.

- 0.61: Added dipswitches 'Timer Speed', 'Price to Continue' and 'Allow Continue'.

- 0.59: Acho A. Tang fixed color in the 2nd last graphics bank. Fixed the first boss has a glitch in some of his animations. Fixed gfx2 rom loading.

- 0.37b2: Bryan McPhail fixed cpu2 rom loading in Gang Wars. Changed description to 'Gang Wars (US)'.

- 0.36b1: Bryan McPhail added 'Gang Wars' (Alpha 1989) and clone (bootleg).

- 17th July 1999: Bryan McPhail sent in drivers for Time Soldiers, Sky Soldiers, Sky Adventure and Gang Wars.

- 6th June 1999: Bryan McPhail has gotten a nice new shiny computer science degree, and for a nice celebration he almost finished some drivers. Here are some pics of Gang Wars, Gold Medalist, Sky Adventure, Sky Soldiers and Time Soldiers, but don't expect to see these before 0.36b1.


LEVELS: 5 (developed by Team Guernica)


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History


Arcade Video game published 30 years ago:

Gang Wars (c) 1989 Alpha Denshi Company, Limited.

2 street brawlers fight their way through a gang of hoodlums that like to laugh incessantly at you while they're beating you up! Features customizable statistics for your fighter.

- TECHNICAL -

Main CPU : Motorola 68000 (@ 10 Mhz)
Sound CPU : Zilog Z80 (@ 7.15909 Mhz)
Sound Chips : YM2203 (@ 3 Mhz), YM2413 (@ 8 Mhz), DAC

Players : 2
Control : 8-way joystick
Buttons : 3

- TRIVIA -

Gang Wars was released in July 1989.

- UPDATES -

The US cocktail version is different.
* 'Winners Don't Use Drugs' screen added.

The bootleg version have some different sounds.

- STAFF -

Producer & Director & Game designer : Tsutomu Maruyama
Graphic designers : Tsutomu Maruyama, Hatsue Honbe, Mitsunari Ishida, Kazushige Hakamata
Music composers & Sound effects : Yuka Watanabe, Hiroaki Shimizu
Main programmers : Eiji Fukamatsu, Hideo Kamoda, Yuuji Noguchi,Osamu Iijima
Hardware : Eiji Fukatsu

- CONTRIBUTE -

Edit this entry: https://www.arcade-history.com/?&page=detail&id=929&o=2

High scores

MAMESCORE records : 02/04/2017 13:01

majygool______________________249.660
equipe.droids_________________178.460
webmaster_____________________155.420
lorddraakh____________________141.980
dark_kariya___________________135.860
thegamer______________________135.510
didyeah_______________________134.050
fly_saya______________________126.380
davh58________________________108.030
gnu___________________________102.410
foxmulder______________________82.310
animexbox74____________________68.170
oufouf_________________________60.600
gatts47________________________39.890
hulkiii________________________36.750