NES 2.0 Mapper 521

From NESdev Wiki
Revision as of 10:25, 18 June 2020 by NewRisingSun (talk | contribs)
Jump to navigationJump to search

NES 2.0 Mapper 521 is used for 장두진 바둑교실: 입문편, commonly known as Korean Igo. Its UNIF board name is DREAMTECH01, without prefix.

Banks

  • CPU $8000-$BFFF: 16 KiB switchable PRG-ROM bank, selected via latch at $5000-$5FFF
  • CPU $C000-$FFFF: 16 KiB fixed PRG-ROM bank #8
  • PPU $0000-$1FFF: 8 KiB of unbanked CHR-RAM.

Mirroring is hard-wired.