Difference between revisions of "DMG Schematics"

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See also [[SGB Schematic]].
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== CPU Board ==
 
== CPU Board ==
 
[[Image:Gameboy1-cpuboard.gif]]
 
[[Image:Gameboy1-cpuboard.gif]]
 +
 +
This schematic includes:
 +
* LR35902, The main CPU (Commonly known as GB-Z80; with pinout)
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* LH5264, 8192 byte work RAM (With pinout)
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* LH5264, 8192 byte video RAM (With pinout)
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* External Link Port (With pinout)
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* Game Cartridge Socket (With pinout)
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* Joypad Matrix (D-pad: Left, right, up, down. Buttons: B, A, Start, Select)
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* Audio Amplifier
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* Headphone Jack Daughter Board
  
 
== Display ==
 
== Display ==
 
[[Image:Gameboy2-display.gif]]
 
[[Image:Gameboy2-display.gif]]
 +
 +
This schematic includes:
 +
* LH5028/LH5077 (Early screen model, 23040 pixels; with pinout)
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* S890623 (Late screen model, 25600 pixels; with pinout)
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* IR3E02 (With pinout)
  
 
== Switching Power Supply ==
 
== Switching Power Supply ==
 
[[Image:Gameboy3-switchsupply.gif]]
 
[[Image:Gameboy3-switchsupply.gif]]
 +
 +
This schematic includes:
 +
* DC Converter Daughter Board
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** Input: +6 V (Battery or mains)
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** Output: +5 V (Logic) and -19 V (LCD)
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* Example EPROM Game
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* Battery Pack/Charger Unit
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* AC Adapter
  
 
== Source ==
 
== Source ==
 
Source: http://www.devrs.com/gb/hardware.php#hardgb
 
Source: http://www.devrs.com/gb/hardware.php#hardgb
 
(c) Jeff Frohwein
 
(c) Jeff Frohwein

Latest revision as of 19:49, 9 March 2008

See also SGB Schematic.

CPU Board

Gameboy1-cpuboard.gif

This schematic includes:

  • LR35902, The main CPU (Commonly known as GB-Z80; with pinout)
  • LH5264, 8192 byte work RAM (With pinout)
  • LH5264, 8192 byte video RAM (With pinout)
  • External Link Port (With pinout)
  • Game Cartridge Socket (With pinout)
  • Joypad Matrix (D-pad: Left, right, up, down. Buttons: B, A, Start, Select)
  • Audio Amplifier
  • Headphone Jack Daughter Board

Display

Gameboy2-display.gif

This schematic includes:

  • LH5028/LH5077 (Early screen model, 23040 pixels; with pinout)
  • S890623 (Late screen model, 25600 pixels; with pinout)
  • IR3E02 (With pinout)

Switching Power Supply

Gameboy3-switchsupply.gif

This schematic includes:

  • DC Converter Daughter Board
    • Input: +6 V (Battery or mains)
    • Output: +5 V (Logic) and -19 V (LCD)
  • Example EPROM Game
  • Battery Pack/Charger Unit
  • AC Adapter

Source

Source: http://www.devrs.com/gb/hardware.php#hardgb (c) Jeff Frohwein