Arcade 1984 Data East Corporation Shooter Flying
A vertically scrolling shoot'em up game.

Partager Liberation


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  • maincpu DECO16 (@ 2 Mhz)
  • audiocpu M6502 (@ 1 Mhz)
  • AY-3-8910A (@ 1 Mhz)
  • AY-3-8910A (@ 1 Mhz)
  • Orientation Tate
  • Résolution 255 x 240
  • Fréquence 60 Hz
  • Nombre de joueurs 2
  • Nombre de boutons 2
  • Type de contrôle joy (8 ways)

Screenshots de Liberation

Liberation - Screen 1
Liberation - Screen 2
Liberation - Screen 3
Liberation - Screen 4
Liberation - Screen 5

Les clones de Liberation

Liberation et M.A.M.E.

0.63 [Bryan McPhail]

- 0.132u1: Angelo Salese implemented a new DECO CPU-16 opcode, used by Liberation for TILT bit. Changed M6502 CPU1 clock speed to 750000 Hz.
- 0.131u3: Renamed (liberatb) to (liberateb).
- 0.129u6: Phil Bennett fixed black screen shows after disclaimer in Liberation and clone Dual Assault.
- 0.129: Atari Ace fixed access violation (debug) in clone Liberation (bootleg). Added missing M6502 (2MHz) CPU1 to clone Liberation (bootleg).
- 0.128u7: Removed DECO CPU16 CPU in clone Liberation (bootleg).
- 0.126u2: Replaced M6502 CPU1 with DECO CPU16 in clone Liberation (bootleg).
- 0.122u3: Bryan McPhail fixed messed up graphics, when you destroy a blue enemy plane (liberate074u1gre).
- 8th February 2004: Pierpaolo Prazzoli fixed the Liberation bootleg so that it works now, and he fixed the sprites in cocktail mode in it.
- 0.79: Pierpaolo Prazzoli added clone Dual Assault.
- 27th January 2004: Pierpaolo Prazzoli added a clone of Liberation called Dual Assault.
- 0.63: Bryan McPhail added Liberation (Data East 1984) and clone (bootleg). Liberation was available on two PCBs: A dedicated twin PCB set and a version on the Genesis/Yellow cab PCB that had an extra CPU PCB attached for the different protection. The program is the same on both versions.
- 5th January 2003: Bryan McPhail submitted the DECO16 CPU core and a driver for Boomer Rang'r / Genesis, Kamikaze Cabbie and Liberation.
- 13th March 2000: Guru - Dumped Liberation (Alt).
- 25th March 1998: CaBBe dumped Liberation.

Romset: 153 kb / 13 files / 60.5 zip
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