Sega Zaxxon hardware

From Sega Retro

ZaxxonHardware.jpg
Sega Zaxxon hardware
Manufacturer: Sega
Release Date RRP Code
Arcade (Zaxxon hardware)
JP		 ¥? ?
Arcade (Zaxxon hardware)
US		 $? ?































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.

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]
  • Main: 4 KB (2 KB RAM 1, 2 KB RAM 2)
  • Video: 1.25 KB (1 KB video, 256 bytes sprites)
  • 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

References

  1. ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 https://github.com/mamedev/mame/blob/master/src/mame/drivers/zaxxon.cpp
  2. ↑ https://github.com/mamedev/mame/tree/master/src/mame/drivers/zaxxon.cpp
  3. ↑ 3.0 3.1 https://github.com/mamedev/mame/blob/master/src/mame/video/zaxxon.cpp
Sega Arcade Boards
Originating in Arcades
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08
Fonz Galaxian Zaxxon Appoooh X Board Model 2 Hikaru Atomiswave
Blockade G80 Hang-On / Space Harrier Model 1 H1 Model 3 NAOMI 2
VIC Dual System 1 System 24 NAOMI
VCO Object LaserDisc System SP
System 2 System 18
System 16
OutRun System 32
Gigas
Y Board
Based on Consumer Hardware
83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15
SG-1000 System E System C Triforce Europa-R RingEdge 2
Mega-Tech System Sega Titan Video Chihiro Nu
Mega Play Lindbergh
RingEdge
RingWide
Hardware Series / Generations
1960s 1970s 1980s 1990s 2000s 2010s
Electro-mechanical systems Sega System series Sega NAOMI series
Discrete logic systems Super Scaler series Post-NAOMI systems
Pre-System boards Sega Model series
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