Gun Force II (US)

Game infos

Parent and clones

Sound infos

Driver infos

Inputs infos

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	320	240	60

Dipswitchs

• Allow Continue
  • No
  • Yes
• Coin A
  • 1 Coin/1 Credit
  • 2 Coins/1 Credit
  • 3 Coins/1 Credit
  • 5 Coins/1 Credit
• Coin B
  • 1 Coin/2 Credits
  • 1 Coin/3 Credits
  • 1 Coin/5 Credits
  • 1 Coin/6 Credits
• Coin Mode
  • 1
  • 2
• Coin Slots
  • Common
  • Separate
• Coinage
  • 1 Coin/1 Credit
  • 1 Coin/2 Credits
  • 1 Coin/3 Credits
  • 1 Coin/4 Credits
  • 1 Coin/5 Credits
  • 1 Coin/6 Credits
  • 2 Coins to Start/1 to Continue
  • 2 Coins/1 Credit
  • 2 Coins/3 Credits
  • 3 Coins/1 Credit
  • 3 Coins/2 Credits
  • 4 Coins/1 Credit
  • 4 Coins/3 Credits
  • 5 Coins/1 Credit
  • 6 Coins/1 Credit
  • Free Play
• Demo Sounds
  • Off
  • On
• Difficulty
  • Easy
  • Hard
  • Normal
  • Very Easy
• Flip Screen
  • Off
  • On
• Lives
  • 1
  • 2
  • 3
  • 4
• Service Mode
  • Off
  • On
• Unknown
  • Off
  • On

Roms list

console	name	bios	size	crc	md5	merge	sha1	region	offset	status	optional
arcade	a2-h0-a.6h		262144	49965e22			077283c66a4cc2c47221c5f3267f440223615a15	maincpu	1	good	no
arcade	a2-h1-a.6f		262144	34280b88			3fd3cdf8acfa845abacb0708fb48741ee44dbf13	maincpu	80001	good	no
arcade	a2-l0-a.8h		262144	8c88b278			0fd8e663619dcd8c81b3baa290bb0e72c185273a	maincpu	0	good	no
arcade	a2-l1-a.8f		262144	c8c13f51			fde3fd983ebb920f79e6898aa0576da9dd9f0c15	maincpu	80000	good	no
arcade	a2_000.8a		1048576	38e03147			cc5bacad9592aa5e91632b139955e1c704a67a33	gfx2	0	good	no
arcade	a2_010.8b		1048576	1d5b05f8			884f134ed51b432965a4e5e79915ba9c0ab562c6	gfx2	100000	good	no
arcade	a2_020.8c		1048576	f2f461cc			04e91efc749d022c8012caac493767ec1f6a992d	gfx2	200000	good	no
arcade	a2_030.8d		1048576	97609d9d			71ddff85a8ddeac69863bbf6c493c5c3973fd175	gfx2	300000	good	no
arcade	a2_c0.1a		524288	68b8f574			fb935947cdde43e84453f82caeea141a4ae7226d	gfx1	0	good	no
arcade	a2_c1.1b		524288	0b9efe67			1df4108d30d2538f6407e328513517cd3412321f	gfx1	80000	good	no
arcade	a2_c2.3a		524288	7a9e9978			241dc310e75960e306701a2e86e30d9c1a60ebff	gfx1	100000	good	no
arcade	a2_c3.3b		524288	1395ee6d			e9befc966e6ee046eaca185a9969976304a119d8	gfx1	180000	good	no
arcade	a2_da.1l		1048576	3c8cdb6a			d1f4186e8ddf99698443f8ee1c60a6e6bc367b09	irem	0	good	no
arcade	a2_sh0.3l		65536	2e2d103d			6b663948f69218308d9ecdb677557b2db1dfbf5a	soundcpu	1	good	no
arcade	a2_sl0.5l		65536	2287e0b3			755dab510915161428ed57ab18410c393e138e65	soundcpu	0	good	no

Chips list

name	tag	type	clock
Irem GA20	irem	audio	3579545
Speaker	mono	audio
V33	maincpu	cpu	9000000
V35	soundcpu	cpu	14318181
YM2151	ymsnd	audio	3579545

Serie

1. Gunforce - Battle Fire Engulfed Terror Island (World) (1991)
2. Gunforce - Battle Fire Engulfed Terror Island (Japan) (1991)
3. Gunforce - Battle Fire Engulfed Terror Island (US) (1991)
4. GunForce - Battle Fire Engulfed Terror Island (Euro, Prototype) (1992)
5. GunForce - Battle Fire Engulfed Terror Island (Jpn) (1992)
6. GunForce - Battle Fire Engulfed Terror Island (USA) (1992)
7. Geo Storm (Japan) (1994)
8. Gun Force II (US) (1994)

Categories

• Added to Mame in version .058
• Platform
• Shooter Scrolling

MAMEinfo

0.58 [David Haywood, Bryan McPhail, Chris Hardy]


Bugs:

- gunforc2, geostorm: Some dipswitches settings aren't working. mr.ghost (ID 05474)


WIP:

- 0.162: Gun Force II and clone doesn't have Bonus Lifes, removed DIP SW so it not confuse players [MetalliC].

- 0.143u8: Changed description to 'Gun Force II (US)' and clone (Japan) to 'Geo Storm (Japan)'.

- 0.142u3: Fixed maincpu rom loading.

- 0.104u8: Fixed rom names.

- 0.99u2: Pierpaolo Prazzoli fixed sprite drawing.

- 0.66: Bryan McPhail fixed some bugs in the NEC CPU emulation. This includes raster effect problems in clone Geostorm. Angelo Salese fixed timer in Gunforce 2. Bryan McPhail fixed scrolling in the 1st level.

- 21st February 2003: Angelo Salese fixed a V20/V30/V33 CPU core bug that caused problems with the timer in Gunforce 2 / Geostorm.

- 0.58: David Haywood added 'Gunforce 2 (US)' (Irem 1994) and clone Geostorm (Japan).

- 25th January 2002: Chris Hardy added Geostorm, the Japan version of Gunforce 2, to the IREM M-92 driver.

- 22nd January 2002: Bryan McPhail re-added Gunforce 2 to the IREM M-92 driver with some speedups.

- 12th January 2002: Chris Hardy added sound emulation to Gunforce 2.

- 11th January 2002: Acho A. Tang submitted a modification to the IREM GA20 sound chip emulation, which partially fixes some sample pitch problems in the IREM M-92 driver.

- 5th January 2002: David Haywood added Gunforce 2 to the IREM M-92 driver, but it lacks sound and has a few minor graphics glitches.

- 4th January 2002: Guru - Received and dumped Gunforce II (Irem 1994). Thanks to PCB-A-Holic for sending the board.


LEVELS: 5 (endless)


Other Emulators:

* FB Alpha


Recommended Games (Army Fighter):

Green Beret (Irem)

Green Beret

Rush'n Attack (PlayChoice-10)

Special Forces

Special Forces II

Contra

Contra (PlayChoice-10)

Super Contra

Super C (PlayChoice-10)

Contra 3: The Alien Wars (Nintendo Super System)

Vs. Platoon

Battle Rangers

P.O.W. - Prisoners of War

Bay Route

M.I.A. - Missing in Action

Midnight Resistance

Thunder Fox

Battlecry

Gunforce - Battle Fire Engulfed Terror Island

Gun Force II

Metal Slug

Metal Slug 2

Metal Slug X

Metal Slug 3

Metal Slug 4

Metal Slug 5

Metal Slug 6

-

Combat School

History

High scores

MAMESCORE records : 02/04/2017 13:01

dark_kariya___________________237.500
majygool_______________________90.000
sawys__________________________84.100
michaelknight__________________65.600
thegamer_______________________28.800
foxmulder______________________27.600
didyeah________________________26.700
gerhard_schindler______________26.400
gatts47________________________26.300
zarouk_________________________23.100
hulkiii_________________________6.600