NEO-CDD board: Difference between revisions

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Joypad and configuration boards in CD2 systems.
Joypad and configuration boards in CD2 systems.


= NEO-CDA3-1 =
= NEO-CDD3-1 =
[[File:Neo-cdd3-1.png|thumb|NEO-CDD3-1 schematic]]
[[File:Neo-cdd3-1.png|thumb|NEO-CDD3-1 schematic]]


[[File:Neocddd1.jpg]]
[[File:Neocdd31.jpg]]
 
[[File:Neocdd31b.jpg]]


Bit 5 of nationality byte (pin 38 of GA1, tied to VCC) is checked by the CDM3-2 BIOS, what happens if it's put to ground ?
Bit 5 of nationality byte (pin 38 of GA1, tied to VCC) is checked by the CDM3-2 BIOS, what happens if it's put to ground ?

Revision as of 17:55, 13 March 2011

Joypad and configuration boards in CD2 systems.

NEO-CDD3-1

File:Neo-cdd3-1.png
NEO-CDD3-1 schematic

File:Neocdd31.jpg

File:Neocdd31b.jpg

Bit 5 of nationality byte (pin 38 of GA1, tied to VCC) is checked by the CDM3-2 BIOS, what happens if it's put to ground ?

No other versions of this board ?