Nintendo-Made Discrete Mappers

Nintendo made a crapload of boards using discrete chips to perform a mapper function.


The Boards:

NES-AMROM - Max. 128K PRG (Bus conflicts), 8K VRAM.
NES-ANROM - Max. 128K PRG (No bus conflicts), 8K VRAM.
NES-AOROM - Max. 256K PRG (Bus conflicts), 8K VRAM.
NES-BNROM - Max. 128K PRG (Bus conflicts), 8K VRAM.
NES-CNROM - Max. 32K PRG (Bus conflicts), Max. 32K CHR.
NES-CPROM - Max. 32K PRG (Bus conflicts), 16K VRAM.
NES-NROM-128 - 16K PRG, 8K CHR.
NES-NROM-256 - 32K PRG, 8K CHR.
NES-RROM-128 - 16K PRG, 8K CHR (Early).
NES-UNROM - Max. 128K PRG (Bus conflicts), 8K VRAM.
NES-UOROM - Max. 256K PRG (Bus conflicts), 8K VRAM.

I need the following boards:
NES-GNROM (Gumshoe)
NES-UOROM (Paperboy 2)



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