tsugaru

Type	standalone
Source	https://github.com/captainys/TOWNSEMU
Version	unknown
Revision	captainys/TOWNSEMU@e27adde120fe
Profiled	2026-03-26
Profile	YAML, JSON
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: src/towns/memory/physmem.cpp:392, src/towns/memory/physmem.cpp:503-507
• Collection copy: bios/Fujitsu/FM Towns/FMT_SYS.ROM
• Platforms: batocera fmtowns/FMT_SYS.ROM, retrobat fmtowns/FMT_SYS.ROM

FMT_DOS.ROM required in repo #
DOS ROM

• Size: 512.0 KB
• Validation: size
• Source: src/towns/memory/physmem.cpp:395, src/towns/memory/physmem.cpp:508-512
• Collection copy: bios/Fujitsu/FM Towns/FMT_DOS.ROM
• Platforms: batocera fmtowns/FMT_DOS.ROM, retrobat fmtowns/FMT_DOS.ROM

FMT_FNT.ROM required in repo #
font ROM

• Size: 256.0 KB
• Validation: size
• Source: src/towns/memory/physmem.cpp:398, src/towns/memory/physmem.cpp:513-517
• Collection copy: bios/Fujitsu/FM Towns/FMT_FNT.ROM
• Platforms: batocera fmtowns/FMT_FNT.ROM, retrobat fmtowns/FMT_FNT.ROM

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

• Size: 512.0 KB
• Validation: size
• Source: src/towns/memory/physmem.cpp:401, src/towns/memory/physmem.cpp:518-527
• Collection copy: bios/Fujitsu/FM Towns/FMT_F20.ROM
• Platforms: batocera fmtowns/FMT_F20.ROM, retrobat fmtowns/FMT_F20.ROM

FMT_DIC.ROM required in repo #
dictionary ROM

• Size: 512.0 KB
• Validation: size
• Source: src/towns/memory/physmem.cpp:404, src/towns/memory/physmem.cpp:528-532
• Collection copy: bios/Fujitsu/FM Towns/FMT_DIC.ROM
• Platforms: batocera fmtowns/FMT_DIC.ROM, retrobat fmtowns/FMT_DIC.ROM

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

• Size: min 32 B
• Source: src/towns/memory/physmem.cpp:407, src/towns/memory/physmem.cpp:533-539
• Collection copy: bios/Fujitsu/FM Towns/MYTOWNS.ROM

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

• Source: src/towns/memory/physmem.cpp:420-500
• Collection copy: bios/Fujitsu/FM Towns/FMT_ALL.ROM

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: src/towns/memory/physmem.cpp:410, src/towns/memory/physmem.cpp:541-564
• Collection copy: bios/Fujitsu/FM Towns/MAR_EX0.ROM

MAR_EX1.ROM optional in repo #
Marty extra ROM 1

• Size: 512.0 KB
• Validation: size
• Source: src/towns/memory/physmem.cpp:412, src/towns/memory/physmem.cpp:541-564
• Collection copy: bios/Fujitsu/FM Towns/MAR_EX1.ROM

MAR_EX2.ROM optional in repo #
Marty extra ROM 2

• Size: 512.0 KB
• Validation: size
• Source: src/towns/memory/physmem.cpp:414, src/towns/memory/physmem.cpp:541-564
• Collection copy: bios/Fujitsu/FM Towns/MAR_EX2.ROM

MAR_EX3.ROM optional in repo #
Marty extra ROM 3

• Size: 512.0 KB
• Validation: size
• Source: src/towns/memory/physmem.cpp:416, src/towns/memory/physmem.cpp:541-564
• Collection copy: bios/Fujitsu/FM Towns/MAR_EX3.ROM

Generated on 2026-10-20T03:49:43Z