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...][[Category:Mappers with cycle IRQs]][[Category:Mappers with single-screen mirroring]]

{{DEFAULTSORT:285}}[[Category:Multicart mappers]][[Category:Mappers with CHR RAM]]'''NES 2.0 Mapper 285''' is used for the ''A65AS'' and ''JY-066'' ||+------- Select nametable mirroring

...rs]][[Category:Mappers with CHR RAM]][[Category:Mappers with single-screen mirroring]] ...re-release of ''Battletoads and Double Dragon''. It is basically [[AOROM]] with an additional outer bank register at $5000-$5FFF whose data selects the 256

...Category:Mappers with scanline IRQs]][[Category:Mappers with single-screen mirroring]] '''TLSROM''' refers to a variant of the [[TLROM]] board with the VRAM mirroring signals routed through the CHR side of the [[MMC3|Nintendo MMC3]] a differe

[[Category:INES Mappers|218]] | PPU.A10 || Two-Screen, Vertical Mirroring || $A1 (0001) || $01

[[Category:iNES Mappers|154]][[Category:MMC3-like mappers|154]][[Category:in NesCartDB|154]] ...ith the addition of a single bit allowing for mapper-controlled one-screen mirroring:

...ionalities; discrete circuits implement UNROM/UOROM/AOROM-like PRG banking with 8 KiB of unbanked CHR-RAM. ...ons like [[INES Mapper 007]] with respect to PRG banking and single-screen mirroring, subject only to PRG A19 and A18 set via the outer bank register.

...ppers]][[Category:Mappers with single-screen mirroring]][[Category:Mappers with cycle IRQs]]

...ff 16 kB switchable CBA bank, $c000-$ffff fixed to last bank, PPU vertical mirroring ...1 - ANROM: $8000-$ffff 32 kB switchable BA bank, PPU single screen mirroring

...gory:iNES Mappers]][[Category:Multicart mappers]][[Category:Discrete logic mappers]] M = Mirroring control (0=H 1=V)

[[Category:iNES Mappers|093]][[Category:Discrete logic mappers|093]][[Category:in NesCartDB|093]] This is part of a family of Sunsoft mappers used by Japanese games: ([[iNES Mapper 089]], [[iNES Mapper 093]], [[iNES M

{{DEFAULTSORT:243}}[[Category:iNES Mappers]][[Category:Mappers using $4020-$5FFF]] ...notes the Sachen '''SA-020A''' circuit board. Using an eight-register ASIC with a fake "[[Sachen 74LS374N pinout|74LS374N]]" marking, it supports up to 128

...ory:in NesCartDB]][[Category:Nintendo licensed mappers]][[Category:Mappers with scanline IRQs]] ...3's CIRAM A10 output, to compensate for the MMC3's lack of single-screen [[mirroring]].

...ory:in NesCartDB]][[Category:Nintendo licensed mappers]][[Category:Mappers with scanline IRQs]] ...d combining TQROM-style ROM/RAM mixing with [[TLSROM]]-style single-screen mirroring.

[[Category:iNES Mappers|097]][[Category:in NesCartDB|097]] M = Mirroring:

...Category:Mappers with bus conflicts]][[Category:Mappers with single-screen mirroring]]{{Infobox_iNES_mapper |mirroring=1 page switchable

{{DEFAULTSORT:071}}[[Category:iNES Mappers]][[Category:NES 2.0 mappers with submappers]] * CHR capacity: 8 KiB RAM [[Category:Mappers with CHR RAM|071]]

There are two types of '''mirroring''' on the NES: * '''[[#Memory Mirroring|Memory Mirroring]]''' is when the same memory may be accessed at multiple addresses, causing

[[Category:iNES Mappers|027]] Formerly FCEUX emulated this with unique code, but as of r2722 CaH4e3 asserts that it is a duplicate of [[INE

...mappers]][[Category:Nintendo licensed mappers]][[Category:NES 2.0 mappers with submappers]] * Nametable [[mirroring]]: Solder pads select vertical or horizontal mirroring

...][[Category:Mappers with cycle IRQs]][[Category:Mappers with single-screen mirroring]]NES 2.0 Mapper 528 is used for the ''1995 New Series Super 2-in-1'' multic $A00C: Select nametable mirroring type (V/H/S0/S1).

...logic mappers]][[Category:Mappers with CHR RAM]][[Category:FDS conversion mappers]] * Nametable mirroring: Mapper controlled

*Mirroring: H or V (selected by software) ==Mirroring==

...like mappers]][[Category:Mappers with scanline IRQs]][[Category:Multi-ASIC mappers]]NES 2.0 Mapper 351 is used for Techline XB-xxx multicarts. ==NROM Mirroring ($4025, write)==

...onflicts]][[Category:Nintendo licensed mappers]][[Category:NES 2.0 mappers with submappers]] ...KiB of CHR, and NINA-001 should be used otherwise. The [[NES 2.0]] header with a [[NES_2.0_submappers#034:_BNROM_/_NINA-001|submapper]] can be used to for

...CartDB]][[Category:Mappers with ROM nametables]][[Category:NES 2.0 mappers with submappers]] * Nametable [[mirroring]]: Controlled by mapper

|mirroring=H or V fixed |mirroring=H, V, or 1 switchable

[[Category:Multicart mappers|201]]'''NES 2.0 Mapper 274''' denotes the ''Cartridge Story'' series of mul ==Inner Bank and Mirroring ($8000-$9FFF, write)==

{{DEFAULTSORT:150}}[[Category:iNES Mappers]][[Category:Mappers using $4020-$5FFF]] ...and its chip-on-board variant, '''SA-630'''. Using an eight-register ASIC with a fake "[[Sachen 74LS374N pinout|74LS374N]]" marking, it supports up to 128

|mirroring=H, V, or 1, switchable ...][[Category:Mappers with cycle IRQs]][[Category:Mappers with single-screen mirroring]]

...mappers with submappers]][[Category:MMC3-like mappers]][[Category:Mappers with scanline IRQs]]NES 2.0 Mapper 256 is used for games using the bankswitching ...ate ROM images using mapper 256, one must support bankswitching, nametable mirroring selection and IRQs using both the VTxx native registers (see the [[VT02+ PR

[http://www.romhacking.net/documents/362/ Disch's detailed list of over 50 mappers] at romhacking.net * iNES Mappers by Mapper Number *

...kB EEPROM, PAL16L8, latches and some gates. It allows to run the following mappers: ==Mirroring==

* the nametable mirroring type between Horizontal, Vertical, or Single-Screen, as needed by each game. ...t mirroring are to be included, otherwise the multicart can use hard-wired mirroring just like the original individual games.

...ne IRQs]][[Category:Mappers with large PRG RAM]][[Category:NES 2.0 mappers with submappers]] ! Ext. mode !! PRG bits !! $46/47 !! [[Mirroring#Single-Screen|1SM]] !! Extra WRAM !! Address mask !! PRG A21+ !! CHR A21+ !! CNROM latch

|mirroring=H, V, or 1-screen switchable ...53 mapper''' allows making a multicart of games that use multiple discrete mappers. It was assigned to [[iNES Mapper 028]].

|mirroring=H, V, or 1, switchable ...][[Category:Mappers with cycle IRQs]][[Category:Mappers with single-screen mirroring]]

{{DEFAULTSORT:347}}[[Category:FDS conversion mappers|347]][[Category:Mappers with CHR RAM|354]] ==PRG-ROM Bank Select #1/Mirroring Select ($8000-$8FFF, write)==

...][[Category:Multicart mappers]][[Category:in NesCartDB]][[Category:Mappers with scanline IRQs]] * Nametable [[mirroring]]: Controlled by mapper.

|mirroring=H or V (solder pad), 1-screen (solder pad or switchable), 4-screen fixed ...with bus conflicts]][[Category:Discrete logic mappers]][[Category:Mappers with flash save]]

|mirroring=H, V switchable ...ory:NES 2.0 mappers with submappers]][[Category:Mappers with single-screen mirroring]]

{{DEFAULTSORT:266}}[[Category:Mappers with cycle IRQs]]'''NES 2.0 Mapper 266''' is used by ''City Fighter IV'', a hack The circuit board mounts a [[VRC4]] clone (A2/A3) with two of its higher CPU address lines mixed up:

...with CHR RAM]][[Category:Mappers with scanline IRQs]][[Category:MMC3-like mappers]] iNES/NES 2.0 Mappers '''126''', '''422''' and '''534''' denote circuit boards using the [[MMC3]]

Ideally, NES games place nametable [[mirroring]] glitches in the overscan, and some emulators simulate overscan in order t == Mappers ==

...ching, and a very flexible IRQ counter. It is part of several iNES/NES 2.0 mappers which differ in their PCB configuration: * [[INES Mapper 090]] inhibits, via jumper, ROM nametables and Extended Mirroring that would otherwise be enabled via register.

...header for 4-bit codes designating functionally distinct variants of iNES mappers that cannot be distinguished by the memory size fields alone. ...ts the default iNES behavour, so that backward compatibility is maintained with existing ROMs.

{{DEFAULTSORT:019}}[[Category:Mappers with CHR ROM and CHR RAM]] |mirroring=arbitrary, up to 226 source nametables

// Designed for use with a multicart that supports many discrete mappers // this point. 29/36Mcells with 2MB and 8KB WRAM.

...Also called just A0..A14 in official docs, or CPU A0..A14 (to not confuse with address outputs of [[mapper]]s sharing the same number). This is the CPU ad ...gnal is the only way to determine the state of A15, so it's needed for any mappers doing any address decoding.

|mirroring=H, V, or 1, switchable [[Category:Nintendo licensed mappers]][[Category:NES 2.0 mappers with submappers]]