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Arcade
Arcade
Platform:

Vs. Gradius

| 1986
Genre:
Style:
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Description:

Notes:
Release type:
Units produced: Konami
Controls/Input Device: Control(joy8way), Buttons(2)
Number of Players: 2
Rating:
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SoundMix: Mono
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MAME folder name: vsgradus

Display: raster 256x240 @ 60.00Hz (60.00 pixclock)
Sound: 1 channels

Emulated in MAME via driver vsnes.c:
Status: good; Emulation: good
Graphic: good; Sound: good; Color: good
Palette size: 512; Savestate: unsupported

Roms:
chr.u4 with 65536kb
sha1:0a3f48aec529b92abc261952e632af7ff766b1ef crc:23cf2fc3
prg.u7 with 65536kb
sha1:b26efe78798453a903921723f3c9ac69f579b7d2 crc:d99a2087
Mameinfo.dat entry:
0.37b10 [Yochizo]


WIP:

- 0.147u2: hap fixed clone Omega Fighter Special. The game fails to boot or finish post. After showing bad rom errors, the game resets.

- 0.147u1: Fixed maincpu rom loading.

- 0.122u7: Fixed gfx1/2/3/4/5 rom loading.

- 0.89u3: Changed Z80 CPU2 clock speed to 5MHz.

- 0.37b10: Yochizo added 'Omega Fighter' (UPL 1989) and clone Omega Fighter Special.

- 21st November 2000: Yochizo fixed some graphics bugs in the Omega Fighter / Atomic Robo-kid driver.

- 8th November 2000: Yochizo sent in a driver for Omega Fighter and Atomic Robo-kid.

- 25th April 1999: Dumped Omega Fighter Special.


LEVELS: 8 (restarts once)


Other Emulators:

* FB Alpha

* JFF

* Raine


Recommended Games (Star Force):

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Nova 2001

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Zodiack

Star Force

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Astro Warrior (Mega-Tech)

Mission 660

Rafflesia

S.R.D. Mission

Truxton / Tatsujin

Tatsujin (Tourvision PCE bootleg)

Truxton II / Tatsujin Oh

Blast Off

Blazing Lazers

GunHed (Tourvision PCE bootleg)

The Next Space

Omega Fighter

Super Star Soldier (Tourvision PCE bootleg)

Lethal Thunder

Pollux

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Vimana

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Final Star Force

Galmedes

Gunlock

GunNail

Nebulas Ray

Super-X

Gekirindan

Viper Phase 1

Fever SOS

Mars Matrix: Hyper Solid Shooting


Romset: 2016 kb / 8 files / 457.8 zip


Credits Mameinfo and Mametesters Project Robert J. Rabgno et al.
History.dat entry:
Vs. Gradius (c) 12/1986 Konami.

- TECHNICAL -

Main CPU : Zetex N2A03 (@ 1.789772 Mhz)
Sound Chips : Zetex N2A03 (@ 1.789772 Mhz), DAC (@ 1.789772 Mhz)

Screen orientation : Horizontal
Video resolution : 256 x 240 pixels
Screen refresh : 60.00 Hz
Palette colors : 64

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

- TRIVIA -

Licensed to Nintendo.

- CONTRIBUTE -

Edit this entry: http://www.arcade-history.com/?&page=detail&id=3101&o=2


Licensed from Alexis Bousiges under a CC Attribution 3.0 License
cheat.dat entry:
00000000 01A3 00000063 FFFFFFFF Infinite Credits
00000000 0046 00000005 FFFFFFFF Infinite Shields
20800000 B5C9 00000000 FFFFFFFF Invincibility
20910000 B692 00001090 FFFFFFFF Invincibility (2/4) 1st = Enemy, 2nd = Fire
20910000 B6CE 00001090 FFFFFFFF Invincibility (3/4) Tentacle in Stage 5
20910000 B70D 0000B70F FFFFFFFF Invincibility (4/4) Scenery
00000101 0040 000000FF FFFFFFFF Select Speed Up Speed Don't go too high!
00200000 03A6 00000000 FFFFFFFF Rapid Fire
20800000 B502 00000060 FFFFFFFF Always Have Penetrable Shot
20810000 B736 00000011 FFFFFFFF Always Have Penetrable Shot (2/2)
20A00000 B567 00FA564C FFFFFFFF Auto Secret Items Open 5000 pts & 1UP appears automatically
20810000 B592 00000000 FFFFFFFF Auto Secret Items Open (02/10) 1st = jmp $FA56, 2nd = bcs $B581 -> bcs $B593
20910000 FA56 000027C9 FFFFFFFF Auto Secret Items Open (03/10) cmp #$27
20910000 FA58 000003D0 FFFFFFFF Auto Secret Items Open (04/10) bne $FA5D
20A10000 FA5A 00B5884C FFFFFFFF Auto Secret Items Open (05/10) jmp $B588
20910000 FA5D 000029C9 FFFFFFFF Auto Secret Items Open (06/10) cmp #$29
20910000 FA5F 000003D0 FFFFFFFF Auto Secret Items Open (07/10) bne $FA64
20A10000 FA61 00B5A44C FFFFFFFF Auto Secret Items Open (08/10) jmp $B5A4
20A10000 FA64 000460BE FFFFFFFF Auto Secret Items Open (09/10) ldx $0460,y
20A10000 FA67 00B56A4C FFFFFFFF Auto Secret Items Open (10/10) jmp $B56A
00000000 0040 0000000A FFFFFFFF Always have a Good Speed Up
00000000 0045 00000002 FFFFFFFF Always have Full Options
00000000 0041 00000001 FFFFFFFF Always have Missile
00000000 0044 00000001 FFFFFFFF Always have Laser You can't have Double then
00000000 0044 00000002 FFFFFFFF Always have Double You can't have Laser then
00000001 0040 0000000A FFFFFFFF Get a Good Speed Up Now!
00000001 0045 00000002 FFFFFFFF Get Full Options Now!
00000001 0041 00000001 FFFFFFFF Get Missile Now!
00000001 0044 00000001 FFFFFFFF Get Laser Now! You can't have Double then
00000001 0044 00000002 FFFFFFFF Get Double Now! You can't have Laser then
00000001 0042 00000001 FFFFFFFF Light Up Speed Button Now!
00000001 0042 00000002 FFFFFFFF Light Up Missile Button Now!
00000001 0042 00000003 FFFFFFFF Light Up Double Button Now!
00000001 0042 00000004 FFFFFFFF Light Up Laser Button Now!
00000001 0042 00000005 FFFFFFFF Light Up Option Button Now!
00000001 0042 00000006 FFFFFFFF Light Up ? Button Now!
00000001 0042 00000000 FFFFFFFF No button lit Now!
60000000 0000 00000000 00000000
00000000 0020 00000063 FFFFFFFF Infinite Lives PL1
00000000 0021 00000063 FFFFFFFF Infinite Lives PL2
60000000 0000 00000000 00000000
20800000 F47F 0000002B FFFFFFFF Skip ROM Check It's better to use together with Pre-Enable

Credit Pugsy's MAME Cheat file
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