Anti-Aircraft (arcade game)
Encyclopedia
Anti-Aircraft is a two-player arcade game
Arcade game
An arcade game is a coin-operated entertainment machine, usually installed in public businesses such as restaurants, bars, and amusement arcades. Most arcade games are video games, pinball machines, electro-mechanical games, redemption games, and merchandisers...

 by Atari, Inc
Atari, Inc
Atari, Inc. was an American video game and home computer company founded in 1972 by Nolan Bushnell and Ted Dabney. Primarily responsible for the formation of the video arcade and modern video game industries, the company was closed and its assets split in 1984 as a direct result of the North...

, originally released in 1975. The game is sometimes referred to as Anti-Aircraft II, denoting the two-player aspect of the game.

Technology

The game is housed in a custom cabinet that includes two sets (one set per player) of three control buttons (up, down, and fire). The game PCB
Printed circuit board
A printed circuit board, or PCB, is used to mechanically support and electrically connect electronic components using conductive pathways, tracks or signal traces etched from copper sheets laminated onto a non-conductive substrate. It is also referred to as printed wiring board or etched wiring...

 is composed of discrete technology with game sprites stored in ROM
Read-only memory
Read-only memory is a class of storage medium used in computers and other electronic devices. Data stored in ROM cannot be modified, or can be modified only slowly or with difficulty, so it is mainly used to distribute firmware .In its strictest sense, ROM refers only...

. There is an undocumented option available that switches the planes into UFO
Unidentified flying object
A term originally coined by the military, an unidentified flying object is an unusual apparent anomaly in the sky that is not readily identifiable to the observer as any known object...

s. Pin 14 of the 003127 IC — a PROM located at grid location K1 — is tied to ground, but also has a pullup resistor. Cutting the ground trace causes address bit A4 to be pulled high, selecting the UFO data. A jumper can be installed to easily switch back and forth between planes and UFOs.

The vertically set monitor is a black and white Motorola XM501.

Gameplay

Planes fly overhead, either singly or in pairs, in random directions in the aircraft flight area. The object is to shoot down more planes than the player's opponent during the time limit.

Each player controls an anti-aircraft gun located in the lower left and right corners of the screen, respectively. A player's gun is controlled by three buttons located in each player's control station, which consists of a button for moving up, down, and firing. The up and down buttons move the gun to any one of three predefined positions.

Legacy

  • A home console port was included in the Atari 2600
    Atari 2600
    The Atari 2600 is a video game console released in October 1977 by Atari, Inc. It is credited with popularizing the use of microprocessor-based hardware and cartridges containing game code, instead of having non-microprocessor dedicated hardware with all games built in...

     game cartridge, Air-Sea Battle
    Air-Sea Battle
    Air-Sea Battle is a game developed by Atari, Inc. for the Atari 2600, and was one of the nine original launch titles for that system when it was released in October 1977...

    .
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