NES 2.0 Mapper 396: Difference between revisions

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==Inner Bank Register ($8000-$9FFF, $C000-$FFFF)==
==Inner Bank Register ($8000-$9FFF, $C000-$FFFF)==
  Mask: $C000
  Mask: $E000
   
   
  D~7654 3210
  D~7654 3210

Revision as of 23:17, 25 December 2021

NES 2.0 Mapper 396 denotes the 晶太 YY850437C multicart PCB, basically an UNROM mapper with an outer bank register. Its UNIF MAPR is BMC-830752C.

  • 1995 Super 8-in-1 (JY-050 rev0)
  • Super 8-in-1 Gold Card Series (JY-085)
  • Super 8-in-1 Gold Card Series (JY-086)
  • 2-in-1 (GN-51)

Outer Bank Register ($A000-$BFFF)

Mask: $E000

D~7654 3210
  ---------
  .M.. .ppp
   |    +++- PRG A19..A17
   +-------- 0: Vertical mirroring
             1: Horizontal mirroring

No bus conflicts.

Inner Bank Register ($8000-$9FFF, $C000-$FFFF)

Mask: $E000

D~7654 3210
  ---------
  .... .PPP
        +++- PRG A16..A14 if CPU A14=0

No bus conflicts.