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Liberation

Game Information
manufacturer Data East Corporation
year 1984
cloned by dualaslt liberateb
genre N/A
downloads 2
Screenshots
liberate title
liberate title
liberate title
liberate title
Download Details
split set liberate.zip 62.53k
merged set liberate.7z 69.41k
standalone set liberate.7z 51.53k
Game Details
Arcade Video game published 41 years ago:

Liberation (c) 1984 Data East.

A vertically scrolling shoot'em up game.

- TECHNICAL -

Main CPU : DECO (@ 2 Mhz)
Sound CPU : MOS Technology M6502 (@ 1.5 Mhz)
Sound Chips : (2x) General Instrument AY8910 (@ 1.5 Mhz)

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

- TRIVIA -

Released in December 1984 in Japan.

This game is known in US as "Dual Assault".

A bootleg of this game was produced under the same name in 1985 by Life System Seoul.

- UPDATES -

The bootleg uses a M6502 @ 2 Mhz as main CPU instead of the DECO @ 2 Mhz.

- STAFF -

Staff : I. Fushiki, D. Kohama, Y. Ohba, Kenji Nishikawa

- CONTRIBUTE -

Edit this entry: https://www.arcade-history.com/?&page=detail&id=1385&o=2
Driver Details
source dataeast/liberate.cpp
status good
emulation good
savestate supported
Screen Details
display screen
type raster
orientation horizontal
width 256px
height 240px
refresh 60mhz
Input Details
player 1
type joy
buttons 2
directions 8
player 2
type joy
buttons 2
directions 8
Chipset Details
name Data East DECO16
clock 1.91mhz
name DECO 222
clock 1.43mhz
name Speaker
clock N/A
name AY-3-8912A PSG
clock 1.43mhz
name AY-3-8912A PSG
clock 1.43mhz
ROM Details
name size crc
bt12-2.bin 16.00k a0079ffd
bt13-2.bin 16.00k 19f8485c
bt11.bin 8.00k b549ccaa
bt04.bin 16.00k 96e48d72
bt03.bin 8.00k 29ad1b59
bt06.bin 16.00k 7bed1497
bt05.bin 8.00k a8896c20
bt08.bin 16.00k 828ef78d
bt07.bin 8.00k f919e8e2
bt02.bin 16.00k 7169f7bb
bt00.bin 8.00k b744454d
bt10.bin 16.00k ee335397
bt14.bin 32.00b 20281d61