TKROM

From NESdev Wiki
Revision as of 14:37, 12 June 2009 by Banshaku (talk | contribs) (Created page with ''''TKROM''' (NES-TKROM and HVC-TKROM) is a common board within the TxROM set. Like other TxROM boards, TKROM uses the Nintendo MMC3 ASIC. == Overview == * PRG ROM s...')
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigationJump to search

TKROM (NES-TKROM and HVC-TKROM) is a common board within the TxROM set. Like other TxROM boards, TKROM uses the Nintendo MMC3 ASIC.

Overview

  • PRG ROM size: 128, 256 or 512 KB (DIP-28/32 Nintendo pinout)
  • PRG ROM bank size: 8 KB
  • PRG RAM: 8 KB with optional battery
  • CHR capacity: 128 or 256 KB ROM (DIP-32 Nintendo pinout)
  • CHR bank size: 1 KB and 2 KB
  • Nametable mirroring: Controlled by mapper
  • Subject to bus conflicts: No

Solder pad config

  • PRG RAM retaining data : 'SL' disconnected, Battery, D1, D2, R1 R2 and R3 present.
  • PRG RAM not retaining data : 'SL' connected, leave slots for Battery, D1, D2, R1, R2 and R3 free.

See also

Retrieved from "https://www.nesdev.org/w/index.php?title=TKROM&oldid=11602"