Difference between revisions of "Sega Fonz hardware"

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'''Sega Fonz hardware''' was [[:Category:Discrete logic arcade games|discrete logic]] [[List of Sega arcade systems|Sega arcade hardware]] that debuted in 1976. It was used for several [[Sega]] racing games from 1976 to 1977. This was the first [[arcade]] hardware capable of producing pseudo-3D graphics with [[sprite]] scaling in a third-person perspective, making it a precursor to the [[VCO Object]] (1981) and [[Sega Hang-On hardware]] (1985).
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'''Sega Fonz hardware''' was [[:Category:Discrete logic arcade games|discrete logic]] [[List of Sega arcade systems|Sega arcade hardware]] that debuted in 1976. It was used for several [[Sega]] racing games from 1976 to 1977. This was the first [[arcade]] hardware capable of producing pseudo-3D graphics with forward scrolling and [[sprite]] scaling in a third-person perspective, making it a precursor to the [[VCO Object]] (1981) and [[Sega Hang-On hardware]] (1985).
  
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==Specifications==
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==Technical specifications==
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* Features: Pseudo-3D graphics, third-person perspective, [[sprite]] scaling, scaling road, collision detection{{fileref|Fonz DiscreteLogic US Flyer.pdf}}{{fileref|Fonz service manual.pdf}}
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{{multicol|
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* [[ROM]]: 512 [[byte]]s (2x 256 bytes){{fileref|Fonz service manual.pdf|page=16}}{{ref|[https://archive.org/stream/MonolithicMemories-MMI-BiploarLSIDataBookOCR#page/n3/mode/2up Monolithic Memories-MMI Biploar LSI Data Book]}}{{ref|1=[https://www.mikesarcade.com/cgi-bin/spies.cgi?action=url&type=info&page=PromRef.txt PROM (Mike's Arcade)]}}
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* [[wikipedia:Printed circuit board|PCB]]: [[Sega]] Logic Board 94789-P{{fileref|Fonz service manual.pdf|page=9}}
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** [[wikipedia:Programmable read-only memory|PROM]] chips: 2x [[wikipedia:Monolithic Memories|MMI]] 6306-1
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* [[ROM]]: 512 [[byte]]s (2x 256 bytes){{fileref|Fonz service manual.pdf|page=16}}{{ref|[https://archive.org/stream/MonolithicMemories-MMI-BiploarLSIDataBookOCR#page/n3/mode/2up Monolithic Memories-MMI Bipolar LSI Data Book]}}{{ref|1=[https://www.mikesarcade.com/cgi-bin/spies.cgi?action=url&type=info&page=PromRef.txt PROM (Mike's Arcade)]}}
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** [[wikipedia:Memory bus|Data bus]]: [[8-bit era|8-bit]] (2x [[wikipedia:4-bit|4-bit]])
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:* [[wikipedia:Programmable read-only memory|PROM]] chips: 2x [[wikipedia:Monolithic Memories|MMI]] 6306-1
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* [[Resolution]]: 243×297 [[pixel]]s{{ref|[http://static.giantbomb.com/uploads/original/13/139866/1917444-4255_1.png Fonz Screenshot]}}
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:* [[wikipedia:Memory bus|Data bus]]: 8-bit (2x [[wikipedia:4-bit|4-bit]])
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* [[Sprite]]s on screen: 3 sprites{{fileref|Roadrace flyer3.jpg}}
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:* [[wikipedia:Address bus|Address bus]]: 9-bit
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* Sprite sizes: Adjustable{{fileref|Fonz service manual.pdf|page=6}}
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* Graphical capabilities: Pseudo-3D, third-person perspective, vertical scrolling, forward scrolling, [[sprite]] scaling, road scaling, collision detection,{{fileref|Fonz DiscreteLogic US Flyer.pdf}}{{fileref|Fonz service manual.pdf}} background scaling, partial sprite/background rotation & distortion{{ref|1=[https://www.youtube.com/watch?v=osmPZZkCVKM Sega The Fonz (1976) video arcade gameplay]}}
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** Default sprite size: 20×48 [[texel]]s{{ref|[http://static.giantbomb.com/uploads/original/13/139866/1917444-4255_1.png Fonz Screenshot]}}{{fileref|Fonz service manual.pdf|page=8}}
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* [[Resolution]]: 243×297 [[pixel]]s{{ref|1=[http://www.system16.com/hardware.php?id=683 Sega Discrete Logic Hardware (System 16)]}}
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:* Road size: 211×258 pixels (default), scaling and adjustable{{fileref|Fonz service manual.pdf|page=6}}
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* [[Sprite]]s on screen: 3 sprites (1 player, 2 opponents){{fileref|Roadrace flyer3.jpg}}{{fileref|Fonz service manual.pdf|page=6}}
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:* Player sprite size: 20×48 [[texel]]s (default),{{ref|1=[http://www.system16.com/hardware.php?id=683 Sega Discrete Logic Hardware (System 16)]}} scaling and adjustable
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:* Opponent sprite size: 13×28 texels (default),{{fileref|Fonz service manual.pdf|page=8}} scaling and adjustable
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:* Texels per scanline: 104 texels
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* Colors on screen: 7 colors (black, white, red, 4 greys){{ref|1=[http://www.system16.com/hardware.php?id=683 Sega Discrete Logic Hardware (System 16)]}}
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:* Sprite colors: 3 colors (black, white, transparent)
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:* Road colors: 5 colors (black, white, 3 greys)
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* Sound: [[wikipedia:Tape recorder|Audio tape]]{{fileref|Fonz service manual.pdf|page=15}}{{ref|1=[http://www.system16.com/hardware.php?id=683 Sega Discrete Logic Hardware (System 16)]}}
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:* Sega S-93806 Tape Deck ([[wikipedia:8-track tape|8 Track]])
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:* Sega S-94802 Cartridge Recording Tape{{fileref|Fonz service manual.pdf}}
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* Operator adjustments:{{fileref|Fonz service manual.pdf|page=6}}
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:* VR-1: Opponent sprite size
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:* VR-2: Size of all sprites
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:* VR-3: Road shape
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:* VR-4: Road swing width
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:* VR-5: Road swing frequency
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:* VR-6: Road width
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:* VR-7: Left road shoulder size
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:* VR-8: Right road shoulder size
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:* VR-9: Player sprite size
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:* VR-10: Game time
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:* VR-11: Upper limit of vertical player sprite size
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:* VR-12: Lower limit of vertical player sprite size
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}}
  
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==Games==
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==List of games==
 
* ''[[Road Race]]'' (1976)
 
* ''[[Road Race]]'' (1976)
 
* ''[[Man T.T.]]'' (1976)
 
* ''[[Man T.T.]]'' (1976)
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[[Category:Pre-Sega System 1 arcade systems]]
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[[Category:Pre-System 1 arcade systems]]

Latest revision as of 03:58, 12 September 2023

Notavailable.svg
Sega Fonz hardware
Manufacturer: Sega
Release Date RRP Code
Arcade
World		 ? ?





































Sega Fonz hardware was discrete logic Sega arcade hardware that debuted in 1976. It was used for several Sega racing games from 1976 to 1977. This was the first arcade hardware capable of producing pseudo-3D graphics with forward scrolling and sprite scaling in a third-person perspective, making it a precursor to the VCO Object (1981) and Sega Hang-On hardware (1985).

Technical specifications

  • Graphical capabilities: Pseudo-3D, third-person perspective, vertical scrolling, forward scrolling, sprite scaling, road scaling, collision detection,[5][6] background scaling, partial sprite/background rotation & distortion[7]
  • Resolution: 243×297 pixels[8]
  • Road size: 211×258 pixels (default), scaling and adjustable[9]
  • Player sprite size: 20×48 texels (default),[8] scaling and adjustable
  • Opponent sprite size: 13×28 texels (default),[11] scaling and adjustable
  • Texels per scanline: 104 texels
  • Colors on screen: 7 colors (black, white, red, 4 greys)[8]
  • Sprite colors: 3 colors (black, white, transparent)
  • Road colors: 5 colors (black, white, 3 greys)
  • Sega S-93806 Tape Deck (8 Track)
  • Sega S-94802 Cartridge Recording Tape[6]
  • Operator adjustments:[9]
  • VR-1: Opponent sprite size
  • VR-2: Size of all sprites
  • VR-3: Road shape
  • VR-4: Road swing width
  • VR-5: Road swing frequency
  • VR-6: Road width
  • VR-7: Left road shoulder size
  • VR-8: Right road shoulder size
  • VR-9: Player sprite size
  • VR-10: Game time
  • VR-11: Upper limit of vertical player sprite size
  • VR-12: Lower limit of vertical player sprite size

List of games

References

  1. ↑ File:Fonz service manual.pdf, page 9
  2. ↑ File:Fonz service manual.pdf, page 16
  3. ↑ Monolithic Memories-MMI Bipolar LSI Data Book
  4. ↑ PROM (Mike's Arcade)
  5. ↑ File:Fonz DiscreteLogic US Flyer.pdf
  6. ↑ 6.0 6.1 File:Fonz service manual.pdf
  7. ↑ Sega The Fonz (1976) video arcade gameplay
  8. ↑ 8.0 8.1 8.2 8.3 Sega Discrete Logic Hardware (System 16)
  9. ↑ 9.0 9.1 9.2 File:Fonz service manual.pdf, page 6
  10. ↑ File:Roadrace flyer3.jpg
  11. ↑ File:Fonz service manual.pdf, page 8
  12. ↑ File:Fonz service manual.pdf, page 15


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