game
icon
title Alcon
set name alcon
manufacturer Taito America Corp.
year 1986
genre Shooter (hof)
category Shooter / Flying Vertical (hof)
driver status preliminary
driver source slapfght.c
snapshots MW: in game | parent / CT: in game | title | parent / PS: in game | title | parent
zoom
rating

70.4% after 39 votes
 
parent Slap Fight (set 1)
other clones Slap Fight (bootleg)
Slap Fight (English bootleg)
Slap Fight (Japan bootleg)
Slap Fight (set 2)
display
colour emulation good
palette 256
display type raster
orientation vertical
resolution 240x280
frequency 60.000000Hz
sound
sound emulation good
channels mono
controls
players 2
nplayers 2P alt
controls 8 way joystick
buttons 2
coin slots 2
hardware
cpu Z80 @ 6MHz
cpu Z80 @ 3MHz
audio AY-3-8910A @ 1.5MHz
audio AY-3-8910A @ 1.5MHz
data
version added .035rc1
last change(s) none since version .53
roms
name size crc set flags sha1
00  32768  2ba82d60  alcon    b37659aa18a3f96a3cc7fa93db2439f36487b8c8 
01  32768  18bb2f12  alcon    7c16d4bbb8b5e22f227aff170e5e6326c5968968 
sf_r05.bin  8192  87f4705a  slapfigh    a90d5644ce268f3321047a4f96df96ac294d2f1b 
68705.bin  2048    slapfigh  no dump   
04  8192  31003483  alcon    7014ceb6313ac5a3d2dcb735643dfd8bfabaa185 
03  8192  404152c0  alcon    d05bc9baa1f336475fffc2f19f1018e9f0547f10 
sf_r06.bin  32768  b6358305  slapfigh    c7bb4236a75ec6b88f011bc30f8fb9a718e2ca3e 
sf_r09.bin  32768  e92d9d60  slapfigh    2554617e0e6615ca8c85a49299a4a0e762478339 
sf_r08.bin  32768  5faeeea3  slapfigh    696fba24bcf1f3a7e914a4403854da5eededaf7f 
sf_r07.bin  32768  974e2ea9  slapfigh    3840550fc3a833828dad8f3e300d2ea583d69ce7 
sf_r03.bin  32768  8545d397  slapfigh    9a1fd5bfd8fb830b8e46643c08eef32ba968fc23 
sf_r01.bin  32768  b1b7b925  slapfigh    199b0b52bbeb384211171eca5c50a1c0ebf6826f 
sf_r04.bin  32768  422d946b  slapfigh    c251ef9597a11ec8de39be4fcbddaba84e649ef2 
sf_r02.bin  32768  587113ae  slapfigh    90abe961494a1af7c87693a419fbabf7a58a5dee 
sf_col21.bin  256  a0efaf99  slapfigh    5df01663480acad1f89abab8662d437617a66d1c 
sf_col20.bin  256  a56d57e5  slapfigh    bfbd0db52b23fe1b4994e05103be3d412c1c013e 
sf_col19.bin  256  5cbf9fbf  slapfigh    abfa58fa4e44ebc56f2e0fac9bcc36164c845fa3 
cabinet art
cabinet alcon.png slapfigh.png
marquee alcon.png
control panel slapfigh.png
flyer alcon.png
additional information
info 0.33b2 [Keith Wilkins]

TODO:
  • Dump 68705 MCU. Only the bootlegs are working.
WIP:
  • 0.123u1: Corrado Tomaselli corrected the clocks in Slap Fight. Changed Z80 CPU2 clock speed to 3MHz.
  • 0.104u9: David Haywood added clone Slap Fight (set 2) - dump labeled Alcon, but GFX in tile roms clearly read Slap Fight.
  • 0.104u8: David Haywood added clone Slap Fight (bootleg).
  • 12th September 2005: Guru - Slap Fight with a 68705 MCU arrived. Thanks to Tingoes.
  • 16th April 2005: Guru - Alcon (with 68705P5, unfortunatley it's protected!) arrived. Thanks to the good boys at the Italian MAME Forum.
  • 0.35RC1: Marco Cassili added clone Alcon. Not working due to protection.
  • 0.34b4: Sebastien Chevalier improved music tempo in Slap Fight.
  • 0.34b1: Christoff Feldtmann improved gfx in Slap Fight.
  • 0.33b7: Keith Wilkins accurated colors in Slap Fight. Renamed (slapboot) to (slapbtjp) and (slpboota) to (slapbtuk).
  • 0.33b2: Keith Wilkins added Slap Fight (Taito 1986) (preliminary) and clones (Japanese Bootleg) and (English Bootleg). Due to protection, the original version doesn't work. Scrolling is jerky. Music tempo is too slow. Use one of the bootlegs instead. The three games are identical, only the 1st CPU EPROM is different which shows up in the boot message, one if Japanese domestic and the other is English. The proms which MAY be the original slapfight ones currently give a hardware error and fail to boot.
LEVELS: 1 (endless)

Other Emulators:
  • Sparcade
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Romset: 347 kb / 17 files / 148 zip
history Alcon (c) 1986 Toaplan.


Vertical scrolling shoot-em-up. Shoot ground targets and collect stars which can be exchanged for various power-ups. Fly over hi-tech landscape. Features end of level bosses, good sound and graphics.


- TECHNICAL -


Board Number : M6100186A

Prom Stickers : A77


Main CPU : (2x) Z80 (@ 6 Mhz)

Sound Chips : (2x) AY8910 (@ 1.5 Mhz)


Screen orientation : Vertical

Video resolution : 240 x 280 pixels

Screen refresh : 60.00 Hz

Palette colors : 256


Players : 2

Control : 8-way joystick

Buttons : 2


- TRIVIA -


Released in December 1986.

Licensed to Taito for manufacture and distribution.


This game is known outside US as "Slap Fight".


'ALCON' stands for 'Allied League of Cosmic Nations'.


Gary Hatt holds the record for this game with 838,050 points on April 25, 1987.


- TIPS AND TRICKS -


* Weapon descriptions :

Speed - This will increase your flying speed.

Shot - Normal forward fire.

Side - Right and left fire.

Wing - Double, triple and quadruple fire power.

Bomb - Wide range fire

Laser - Long range fire.

H. Mis - Homing missiles.

Shield - Indestructible against 3 hits.


* Super Power-Up : Insert your coin(s) and select one player mode. When you begin the game, do not press the fire button and do not kill anything. Try lasting as long as possible avoiding the ennmies' bullets. Your ship will eventually be destroyed and when you resume, you will have all power-ups and weapons. The longer you lasted before being destroyed, the further in the game you'll resume.


- STAFF -
  • Sound composer : Masahiro Yuge
  • - SOURCES -
  • Game's rom.
  • Machine's picture.
  • Edit this entry at Arcade-History.com: http://www.arcade-history.com/?n=alcon&page=detail&id=55&o=2
resource links view in MAWS
view in CAESAR
view high score and replay at MARP
view in Progetto EMMA (Italian)
view in arcade-history.com
view in arcade-history.com
view in GameFAQs
view in KLOV
view in KLOV
view in System16
view in System16
view in The Arcade Flyer Archive
view in VGMuseum Gamepics
cheats
cheats
code comments
00000000:C189:00000005:FFFFFFFF  Infinite Lives
20800000:6959:00000018:FFFFFFFF  Invincibility:Doesn't give your wings Invincibility so use the 'Always have Full Wings' cheat for that!
00000000:C18F:00000001:FFFFFFFF  Always have One Star
00000000:C1DE:00000040:FFFFFFFF  Always have Side Arms
00000000:C1DC:00000003:FFFFFFFF  Always have Full Wings
00010000:C209:00000082:FFFFFFFF  Always have Full Wings (2/3)
00010000:C219:00000082:FFFFFFFF  Always have Full Wings (3/3)
00000000:C190:00000082:FFFFFFFF  Always have Shield
00010000:C1BF:00000007:FFFFFFFF  Always have Shield (2/2)
62000000:0000:00000000:00000000  Select Weapon
00010000:C1D7:00000001:FFFFFFFF  Bomb
00018000:C1DD:00000005:FFFFFFFF  Bomb (2/2)
00010000:C1D7:00000002:FFFFFFFF  Laser
00018000:C1DD:00000003:FFFFFFFF  Laser (2/2)
00010000:C1D7:00000003:FFFFFFFF  H Mis
00018000:C1DD:00000007:FFFFFFFF  H Mis (2/2)
00000001:C18F:00000001:FFFFFFFF  Now have One Star
00000001:C18F:00000002:FFFFFFFF  Now have Two Stars
00000001:C18F:00000003:FFFFFFFF  Now have Three Stars
00000001:C18F:00000004:FFFFFFFF  Now have Four Stars
00000001:C18F:00000005:FFFFFFFF  Now have Five Stars
00000001:C18F:00000006:FFFFFFFF  Now have Six Stars
00000001:C18F:00000007:FFFFFFFF  Now have Seven Stars
00000001:C18F:00000008:FFFFFFFF  Now have Eight Stars
00000000:C1D9:00000028:FFFFFFFF  Rapid Fire - Shot
00000000:C1DA:00000028:FFFFFFFF  Rapid Fire - Side Shot
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