NES 2.0 Mapper 396
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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.
