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Extra Bases

| 1980
Genre:
Style:
Theme:
Description:

Notes:
Release type:
Units produced: Midway
Controls/Input Device: Control(trackball), Buttons(1)
Number of Players: 2
Rating:
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SoundMix: Mono
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MAME folder name: ebases

Display: raster 352x240 @ 60.05Hz (60.05 pixclock)
Sound: 1 channels

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

Roms:
m761a with 4096kb
sha1:6483ca1359b675b0dd739605db2a1dbd4b7fb8cb crc:34422147
m761b with 4096kb
sha1:52e571e671fa61b0f9ab397a5947094c24f6c388 crc:4f28dfd6
m761c with 4096kb
sha1:e41fb9db919039c8a48b4caebf80821a066d7ccf crc:bff6c97e
m761d with 4096kb
sha1:e60c3f4b075f8b811ff6a8637c4aa0b089847a82 crc:5173781a
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):

Catacomb

Vega

Espial

Night Star (DECO Cassette)

Nova 2001

Star Jacker

Stunt Air

Zodiack

Star Force

Alpha Mission / ASO

Alpha Mission II / ASO II

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

Strike Gunner S.T.G

Vimana

Explosive Breaker

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:
Extra Bases [Upright model] (c) 1980 Midway.

An old baseball game.

- TECHNICAL -

Bally Midway Astrocade hardware.
[Game No. 761]

Main CPU : Zilog Z80 (@ 1.789773 Mhz)
Sound Chips : Astrocade (@ 1.789773 Mhz)

Screen orientation : Horizontal
Video resolution : 320 x 204 pixels
Screen refresh : 60.00 Hz
Palette colors : 256

Players : 2
Control : trackball
Buttons : 1

- TRIVIA -

Released in April 1980.

Also released as "Extra Bases [Cocktail Table model]".

- SERIES -

1. Tornado Baseball (1976)
2. Extra Inning (1978)
3. Extra Bases (1980)

- CONTRIBUTE -

Edit this entry: http://www.arcade-history.com/?&page=detail&id=781&o=2


Licensed from Alexis Bousiges under a CC Attribution 3.0 License
cheat.dat entry:
00000000 7C95 00000030 FFFFFFFF Infinite Strikes
00000000 7C96 00000030 FFFFFFFF Infinite Balls
00000000 7C49 00000030 FFFFFFFF Infinite Outs
00000001 7C95 00000030 FFFFFFFF Set Strikes to 0 Now!
00000001 7C95 00000032 FFFFFFFF Set Strikes to 2 Now!
00000001 7C96 00000030 FFFFFFFF Set Balls to 0 Now!
00000001 7C96 00000033 FFFFFFFF Set Balls to 3 Now!
00000001 7C49 00000030 FFFFFFFF Set Outs to 0 Now!
00000001 7C49 00000032 FFFFFFFF Set Outs to 2 Now!
00000901 7C0E 00000099 FFFFFFFF Select Score Visitor Team
00000901 7C0D 00000099 FFFFFFFF Select Score Home Team

Credit Pugsy's MAME Cheat file
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