Difference between revisions of "DMG Schematics"

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== CPU Board ==
 
== CPU Board ==
 
[[Image:Gameboy1-cpuboard.gif]]
 
[[Image:Gameboy1-cpuboard.gif]]
 +
 
This schematic includes:
 
This schematic includes:
 
* LR35902, The main CPU (Commonly known as GB-Z80; with pinout)
 
* LR35902, The main CPU (Commonly known as GB-Z80; with pinout)
Line 7: Line 8:
 
* External Link Port (With pinout)
 
* External Link Port (With pinout)
 
* Game Cartridge Socket (With pinout)
 
* Game Cartridge Socket (With pinout)
* Joypad Matrix
+
* Joypad Matrix (D-pad: Left, right, up, down. Buttons: B, A, Start, Select)
 
* Audio Amplifier
 
* Audio Amplifier
 
* Headphone Jack Daughter Board
 
* Headphone Jack Daughter Board
Line 14: Line 15:
 
[[Image:Gameboy2-display.gif]]
 
[[Image: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 ==
 
== Switching Power Supply ==
 
[[Image:Gameboy3-switchsupply.gif]]
 
[[Image: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 ==
 
Source: http://www.devrs.com/gb/hardware.php#hardgb
 
Source: http://www.devrs.com/gb/hardware.php#hardgb
 
(c) Jeff Frohwein
 
(c) Jeff Frohwein

Revision as of 15:21, 9 March 2008

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