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tsugaru - RetroBIOS
Type standalone
Source https://github.com/captainys/TOWNSEMU
Version unknown
Profiled 2026-03-26
Cores tsugaru
Systems fmtowns
Technical notes

FM Towns / Marty emulator by CaptainYS. Takes a ROM directory as first argument. ROM format compatible with UNZ emulator. Free compatible ROMs available at ysflight.com/FM/towns/FreeTOWNS/. FMT_ALL.ROM is an alternative combined format that bundles all individual ROM files.

11 files | 4 required, 7 optional | 11 in repo, 0 missing | 1 with HLE fallback

FMT_SYS.ROM required in repo
system ROM

  • Size: 256.0 KB
  • Validation: size
  • Source: physmem.cpp:392,503-507
  • Platforms: batocera, retrobat

FMT_DOS.ROM required in repo
DOS ROM

  • Size: 512.0 KB
  • Validation: size
  • Source: physmem.cpp:395,508-512
  • Platforms: batocera, retrobat

FMT_FNT.ROM required in repo
font ROM

  • Size: 256.0 KB
  • Validation: size
  • Source: physmem.cpp:398,513-517
  • Platforms: batocera, retrobat

FMT_F20.ROM optional in repo HLE fallback
20-dot font ROM, filled with 0xFF if missing

  • Size: 512.0 KB
  • Validation: size
  • Source: physmem.cpp:401,518-527
  • Platforms: batocera, retrobat

FMT_DIC.ROM required in repo
dictionary ROM

  • Size: 512.0 KB
  • Validation: size
  • Source: physmem.cpp:404,528-532
  • Platforms: batocera, retrobat

MYTOWNS.ROM optional in repo
serial ROM for machine identity, uses defaults if absent

  • Size: min 32 B
  • Source: physmem.cpp:407,533-539

FMT_ALL.ROM optional in repo
combined ROM file, alternative to individual ROM files

  • Source: physmem.cpp:420-500

MAR_EX0.ROM optional in repo
Marty extra ROM 0, all 4 MAR_EX ROMs needed for Marty mode

  • Size: 512.0 KB
  • Validation: size
  • Source: physmem.cpp:410,541-564

MAR_EX1.ROM optional in repo
Marty extra ROM 1

  • Size: 512.0 KB
  • Validation: size
  • Source: physmem.cpp:412,541-564

MAR_EX2.ROM optional in repo
Marty extra ROM 2

  • Size: 512.0 KB
  • Validation: size
  • Source: physmem.cpp:414,541-564

MAR_EX3.ROM optional in repo
Marty extra ROM 3

  • Size: 512.0 KB
  • Validation: size
  • Source: physmem.cpp:416,541-564

Generated on 2026-04-03T20:37:39Z