Sega Zaxxon hardware
From Sega Retro
Sega Zaxxon hardware | |||||||||||||
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Manufacturer: Sega | |||||||||||||
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Sega Zaxxon hardware is an arcade system created by Sega in 1982, and was first used for the isometric shmup Zaxxon. Like many Sega arcade machines of the time, it used the Zilog Z80 as its CPU.
Contents
Technical specifications
Sega Zaxxon specifications
- Board composition: Main board, Sound board, Graphics board[1]
- Main CPU: Zilog Z80 @ 3.04125 MHz (8-bit & 16-bit instructions @ 0.441 MIPS)
- Sound board: Sega G80 Sound Board
- Graphics board: Sega Zaxxon-VIDEOII / 834-5167 Video Board[1]
- RAM: 5.25 KB[1]
- Video resolution: 256×224 (display), 384×264 (overscan)[2]
- Color palette table: 512 (9-bit RGB PROM)[1]
- Colors on screen: 256 (palette RAM)
- Tilemap planes: 2 layers (foreground, background), 8×8 tiles, 4 or 8 colors per tile, tile flipping, vertical/horizontal/diagonal scrolling, isometric perspective[3][1]
- Sprites: 4 or 8 colors per sprite, sprite flipping, shadows[1][3]
- Sprite sizes: 8 and 32 heights, widths of 8, 16 and 32 pixels
- Line buffer: 256 sprite pixels/texels per scanline, 8 (32-width) to 32 (8-width) sprites per scanline
Congo Bongo specifications
Congo Bongo featured the following upgrades in 1983:[1]
- Additional CPU: Zilog Z80 @ 2 MHz (8-bit & 16-bit instructions @ 0.29 MIPS)
- Sound board: Sega 834-5168 Sound Board
- Additional sound chips: 2× SN76496 @ 4 MHz
- RAM: 11 KB
- Main: 4 KB (2 KB RAM 1, 2 KB RAM 2)
- Video: 5 KB (1 KB video, 1 KB color, 3 KB sprites)
- Sound: 2 KB
- Colors on screen: 512
List of games
- Zaxxon (1982)
- Super Zaxxon (1982)
- Congo Bongo / Tip Top (1983)
- Ixion (1983)
- Razzmatazz (1983)
- Future Spy (1984)
References
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Originating in arcades |
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