NES 2.0 Mapper 289: Difference between revisions
From NESdev Wiki
Jump to navigationJump to search
NewRisingSun (talk | contribs) (Apply Krzysiobal's findings) |
NewRisingSun (talk | contribs) (Correction, examples, add solder pad reg) |
||
| Line 1: | Line 1: | ||
{{DEFAULTSORT:289}}[[Category:Multicart mappers]][[Category:Mappers with CHR RAM]]'''NES 2.0 Mapper 289''' is used for at least three multicarts designated in UNIF as '''BMC-60311C'''. | {{DEFAULTSORT:289}}[[Category:Multicart mappers]][[Category:Mappers with CHR RAM]]'''NES 2.0 Mapper 289''' is used for at least three multicarts designated in UNIF as '''BMC-60311C'''. | ||
*''(EW-16-1) Super HiK 17-in-1'' | |||
*''1995 Champion Cassette 1200-in-1 - 94年超值珍藏版'' | |||
*''Super 76-in-1'' (with Contra) | |||
==Mode Register ($6000), write== | ==Mode Register ($6000), write== | ||
Mask: $E001 | Mask: $E001 | ||
| Line 18: | Line 21: | ||
1: Horizontal | 1: Horizontal | ||
==Outer Bank Register ($ | ==Outer Bank Register ($6001), write== | ||
Mask: $E001 | Mask: $E001 | ||
| Line 27: | Line 30: | ||
||| |++-- PRG A16..15 in NROM-128/-256 Banking Modes | ||| |++-- PRG A16..15 in NROM-128/-256 Banking Modes | ||
+++-+---- PRG A20..A17 | +++-+---- PRG A20..A17 | ||
==Solder Pad Register ($6000, read)== | |||
Mask: $E000 | |||
==Data Latch ($8000-$FFFF), write== | ==Data Latch ($8000-$FFFF), write== | ||
Mask: $8000 | Mask: $8000 | ||
7654 3210 | |||
--------- | |||
.... ..PP | |||
||| ||++- Solder pad setting | |||
+++-++--- Open Bus | |||
7654 3210 | 7654 3210 | ||
Revision as of 16:50, 26 December 2022
NES 2.0 Mapper 289 is used for at least three multicarts designated in UNIF as BMC-60311C.
- (EW-16-1) Super HiK 17-in-1
- 1995 Champion Cassette 1200-in-1 - 94年超值珍藏版
- Super 76-in-1 (with Contra)
Mode Register ($6000), write
Mask: $E001
7654 3210
---------
.... MLPP
||++- PRG Banking Mode
|| 0: NROM-128: PRG A14-A16 from Outer Bank Register
|| 1: NROM-256: PRG A15-A16 from Outer Bank Register, PRG A14=CPU A14
|| 2: UNROM: PRG A14-A16 from Data Latch when CPU A14=0, and 111b when CPU A14=1
|| 3: PRG A14-16=1 regardless of CPU A14
|+--- Protect CHR-RAM
| 0: CHR-RAM writable
| 1: CHR-RAM write-protected
+---- Select nametable mirroring type
0: Vertical
1: Horizontal
Outer Bank Register ($6001), write
Mask: $E001 7654 3210 --------- .QQQ QPPp ||| |||+- PRG A14 in NROM-128 PRG Banking Mode ||| |++-- PRG A16..15 in NROM-128/-256 Banking Modes +++-+---- PRG A20..A17
Solder Pad Register ($6000, read)
Mask: $E000
Data Latch ($8000-$FFFF), write
Mask: $8000
7654 3210
---------
.... ..PP
||| ||++- Solder pad setting
+++-++--- Open Bus
7654 3210
---------
.... .PPP
+++- PRG A16..14 in UNROM PRG Banking Mode when CPU A14=0
