abaseb: MAME ROM Information.
History:
Atari Baseball (c) 1979 Atari.
A black and white 2-player baseball game.
- TECHNICAL -
Cabinet dimensions :
38,62 inches (98,02cm) high
44,18 inches (112,22cm) wide
25,25 inches (64,14cm) deep.
Monitor : 23 inches B/W.
Game ID : 034711-034738
Main CPU : M6502 (@ 750 Khz)
Sound Chips : Discrete
- TRIVIA -
Released in June 1979.
First Rotberg coin-op game. Approximately 1,050 units were produced.
This was originally slated to be Atari's first game to feature digitized speech. Dan Pliskin designed a speech board that included the umpire's calls, but management eventually nixed the idea.
An Atari Baseball machine was shown at the 2003 classic arcade games show 'California Extreme' in San Jose, California.
- STAFF -
Designed and programmed by : Ed Rotberg
Hardware Engineer : John Ray
- SOURCES -
Game's rom.
Machine's picture.
All In Color For a Quarter - Keith Smith
MAME Info:
0.35b2 [Brad Oliver]
WIP:
- 0.145: Kevin fixed rom names in clone Atari Baseball (set 2).
- 0.140u1: Derrick Renaud optimized speed of DISCRETE_DAC_R1.
- 0.123u3: RansAckeR added DIP locations to Atari Baseball. Changed 'Unknown' dipswitches to 'Unused'.
- 0.122u4: Zsolt Vasvari fixed memory maps and video update (abaseb0122u3red).
- 0.121u1: Changed palettesize from 4 to 12 colors.
- 0.107u4: Aaron Giles added built-in layouts for Turbo, Subroc 3D, Buck Rogers, Atari Football, Atari Baseball and Super Speed Racer using the new primitives. Changed visible area to 304x240.
- 0.90u3: Derrick Renaud corrected Atari Baseball's crowd filter component values.
- 0.90: Derrick Renaud and Frank Palazzolo properly emulated the DISC_OP_AMP_FILTER_IS_BAND_PASS_1M type filter and re-wrote Atari Football and Atari Baseball to use component value only code and the new filter.
- 0.69: Derrick Renaud added video invert (triples/home runs) to Atari Baseball.
- 0.68: Replaced 3x DAC sound with Discrete and changed visible area to 304x248.
- 0.36b11: Changed palettesize from 3 to 4 colors.
- 0.36b5: Changed VSync to 60Hz.
- 0.35b2: Brad Oliver added Atari Baseball (set 1) (Atari 1979) and clone (set 2).
- 7th August 1998: Dumped Atari Baseball (set 2).
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Romset: 10 kb / 7 files / 7.76 zip
MAME XML Output:
| | <game name="abaseb" sourcefile="atarifb.c"> |
| | | <description>Atari Baseball (set 1)</description> |
| | | <manufacturer>Atari</manufacturer> |
| | | <rom name="34738-01.n0" size="2048" crc="edcfffe8" sha1="a445668352da5039ed1a090bcdf2ce092215f165" region="maincpu" offset="6000"/> |
| | | <rom name="34737-03.m1" size="2048" crc="7250863f" sha1="83ec735a60d74ca9c3e3f5d4b248071f3e3330af" region="maincpu" offset="6800"/> |
| | | <rom name="34735-01.p1" size="2048" crc="54854d7c" sha1="536d57b00929bf9d1cd1b209b41004cb78e2cd93" region="maincpu" offset="7000"/> |
| | | <rom name="34736-01.n1" size="2048" crc="af444eb0" sha1="783293426cec6938a2cd9c66c491f073cfb2683f" region="maincpu" offset="7800"/> |
| | | <rom name="034710.d5" size="1024" crc="31275d86" sha1="465ff2032e62bcd5a7bb5c947212da4ea4d59353" region="gfx1" offset="0"/> |
| | | <rom name="034708.n7" size="512" crc="8a0f971b" sha1="f7de50eeb15c8291f1560e299e3b1b29bba58422" region="gfx2" offset="0"/> |
| | | <rom name="034709.c5" size="512" crc="021d1067" sha1="da0fa8e4f6c0240a4feb41312fa057c65d809e62" region="gfx2" offset="0"/> |
| | | <chip type="cpu" tag="maincpu" name="M6502" clock="750000"/> |
| | | <chip type="audio" tag="mono" name="Speaker"/> |
| | | <chip type="audio" tag="discrete" name="DISCRETE"/> |
| | | <display tag="screen" type="raster" rotate="0" width="304" height="240" refresh="60.000000" /> |
| | | <input players="2" buttons="1" coins="2" tilt="yes"> |
| | | | <control type="trackball" minimum="0" maximum="255" sensitivity="100" keydelta="10" reverse="yes"/> |
| | | <dipswitch name="Difficulty" tag="IN1" mask="3"> |
| | | | <dipvalue name="Hardest" value="0"/> |
| | | | <dipvalue name="Hard" value="1"/> |
| | | | <dipvalue name="Easy" value="2" default="yes"/> |
| | | | <dipvalue name="Easiest" value="3"/> |
| | | <dipswitch name="Unused" tag="IN1" mask="4"> |
| | | | <dipvalue name="Off" value="4" default="yes"/> |
| | | | <dipvalue name="On" value="0"/> |
| | | <dipswitch name="Unused" tag="IN1" mask="8"> |
| | | | <dipvalue name="Off" value="8" default="yes"/> |
| | | | <dipvalue name="On" value="0"/> |
| | | <dipswitch name="Service Mode" tag="IN1" mask="64"> |
| | | | <dipvalue name="Off" value="64" default="yes"/> |
| | | | <dipvalue name="On" value="0"/> |
| | | <driver status="good" emulation="good" color="good" sound="good" graphic="good" savestate="supported" palettesize="12"/> |
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