NES 2.0 Mapper 461
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NES 2.0 Mapper 461 denotes the NTDEC 0324 PCB, used for two HQ 高品質合卡 15-in-1 multicarts.
Address Latch ($8000-$FFFF, write)
A~[1... CCCC M.pN .PPP] |||| | || +++- PRG A17..A15 |||| | |+------ 0: PRG A14=CPU A14 (NROM-256) |||| | | 1: PRG A14=p (NROM-128) |||| | +------- PRG A14 if M=1 |||| +--------- Mirroring, 0=Vertical, 1=Horizontal ++++----------- CHR A16..A13