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Gridiron Fight

  1. Game infos
  2. Sound
  3. Driver
  4. Inputs
  5. Controls
  6. Display
  7. Dipswitchs
  8. Roms list
  9. Chips list
  10. Categories
  11. MAMEinfo
  12. History
Download gridiron.zip (192 KB)
Snapshot

Game infos

Description Gridiron Fight
Name gridiron
Manufacturer Tehkan
Year 1985
Runnable yes
System arcade /
Number of players 2P sim
Added to MAME .034b01
Romset size 192 KB
Romset file 12 files
Romset zip 81 B
Language English
Evaluation 70 to 80 (Good)
Genre Sports

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 no
Input tilt no
Input players 2
Input buttons
Input coins 2

Controls infos

type ways minimum maximum sensitivity keydelta reverse
trackball 0 255 100 63 no

Display infos

type rotate flipx width height refresh pixclock htotal hbend hbstart vtotal vbend vbstart
raster 0 no 256 224 60

Dipswitchs

Roms list

console name bios size crc md5 merge sha1 region offset status optional
arcade gfight1.bin 16384 51612741 a0417a35f0ce51ba7fc81f27b356852a97f52a58 maincpu 0 good no
arcade gfight10.bin 16384 61d0690f cd7c81b0e5356bc865380cae5582d6c6b017dfa1 gfx2 8000 good no
arcade gfight11.bin 16384 80b09c03 41627bb6d0f163430c1709a449a42f0f216da852 gfx3 0 good no
arcade gfight12.bin 16384 1b615eae edfdb4311c5cc314806c8f017f190f7b94f8cd98 gfx3 4000 good no
arcade gfight2.bin 16384 a678db48 5ddcb93b3ed52cec6ba04bb19832ae239b7d2287 maincpu 4000 good no
arcade gfight3.bin 16384 8c227c33 c0b58dbebc159ee681aed33c858f5e0172edd75a maincpu 8000 good no
arcade gfight4.bin 16384 8821415f 772ce0770ed869ebf625d210bc2b9c381b14b7ea sub 0 good no
arcade gfight5.bin 16384 92ca3c07 580077ca8cf01996b29497187e41a54242de7f50 audiocpu 0 good no
arcade gfight6.bin 16384 d05d463d 30f2bce0ad75c4a7d8344cff16bce27f5e3a3f5d adpcm 0 good no
arcade gfight7.bin 16384 04390cca ff010c0c18ddd1f793b581f0a70bc1b98ef7d21d gfx1 0 good no
arcade gfight8.bin 16384 5de6a70f 416aba9de59d46861671c49f8ca33489db1b8634 gfx2 0 good no
arcade gfight9.bin 16384 eac9dc16 8b3cf87ede8aba45752cc2651a471a5942570037 gfx2 4000 good no

Chips list

name tag type clock
AY-3-8910A ay2 audio 1536000
MSM5205 msm audio 384000
Speaker mono audio
Z80 audiocpu cpu 4608000

Categories

MAMEinfo

0.34b1 [Nicola Salmoria]


Artwork available


WIP:

- 0.154: hap fixed text aliasing in Gridiron Fight layout.

- 0.146u1: hap improved internal layout of Gridiron Fight. This fixed the wrong aspect ratio.

- 9th January 2009: Mr. Do - A couple versions back, I missed that Haze had fixed the LED in Gridiron Fight (which is needed to select plays). I've now added in Control Panel artwork for it, thanks to the BYOAC/CAG artwork. Putting in the whole CP artwork leaves the screen kinda small, so I added in a "mini/cropped" version also. If I were going to do it completely right, I'd have the CP at the top (for Player Two) and the bottom, which would make the screen even smaller. So for now, the left LED is Player One, and the right LED is Player Two.

- 0.128u6: David Haywood added proper artwork for the LEDs in Gridiron Fight.

- 0.122u4: David Haywood fixed graphic/sprites anomolies.

- 0.59: Added dipswitches 'Start Credits (P1&P2)/Extra', 'Formation Time (Defense)', 'Timer Speed', 'Formation Time (Offense)' and 'Demo Sounds'.

- 0.36b9: Changed clock speed of the 2x AY-8910 to 1536000 Hz.

- 0.35b9: Added 3rd and 4th player input.

- 0.34b8: Changed description to 'Gridiron Fight'.

- 0.34b4: Replaced ADPCM sound with MSM5205.

- 0.34b1: Nicola Salmoria added 'Gridiron Fight' (Tehkan 1985). The original game uses a LED display to show the number of the formation selected. This is emulated by placing a character in the corner of the screen. Known issues: The game sometimes resets, though not as often as Tee'd Off. Sprite/foregound priority is not emulated. This makes the arrow showing the position on the field map not visible. Dipswitches not verified.

- 25th July 1998: Dumped Gridiron Fight.


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Field Goal

History


Arcade Video game published 34 years ago:

Gridiron Fight (c) 1985 Tehkan.

A football game from Tehkan.

- TECHNICAL -

Main CPU : (3x) Z80 (@ 4.608 Mhz)
Sound Chips : (2x) General Instrument AY8910 (@ 1.536 Mhz), OKI MSM5205 (@ 384 Khz)

Screen orientation : Horizontal
Video resolution : 256 x 224 pixels
Screen refresh : 60.00 Hz
Palette colors : 768

Players : 2
Control : trackball
Buttons : 1

- TRIVIA -

Released in March 1985.

Donn Nauert holds the official record for this game with 710 points.

- CONTRIBUTE -

Edit this entry: https://www.arcade-history.com/?&page=detail&id=1017&o=2