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TRSDOS

TRSDOS (Tandy Radio Shack Disk Operating System) is the operating system for the Tandy TRS-80 line of eight-bit Zilog Z80 microcomputers sold through Radio Shack from 1977 through 1991. Tandy's manuals recommended that it be pronounced triss-doss. TRSDOS should not be confused with Tandy DOS, a version of MS-DOS licensed from Microsoft for Tandy's x86…

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Available in
English
Default user interface
Command-line interface
Developer
Tandy
Initial release
Model I in 1977; 49 years ago (1977)
Kernel type
Monolithic
Latest release
Model 4 Version 6.2 / 1984; 42 years ago (1984)

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Overview

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Features and capabilities

Example code

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Map overview Semantic statistics

TRSDOS

Nodes58
Edges57
Triples138
Avg. degree1.97
Density0.034483
Components1

How this topic connects Entity context

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TRSDOS

Top relations

related to File management · 24
TRSDOS → BACKUP, Character, Disk, Entire, File, Filenames, GET, However, I/O, Logical, LRL, Physical, PURGE, PUT, PUT SVC, READ, READ/WRITE, READs, Record I/O, SVC
related to Features and capabilities · 17
TRSDOS → CP/M OS, Each, Hard, LDOS, Logical System's LDOS, Memdisk, Model, Model III TRSDOS, Model Is, Models I/III, Radio Shack's Z80-based, RadioShack, The, The Model, These, TRS-80, Winchester
related to Example code · 15
TRSDOS → ALDS, EDAS, GCswitch, Logical Systems, Misosys Inc, MRAS, Radio Shack, Series I/EDTASM, Tandy/Radio Shack, The, This, Though, TRS-80 Model, TRSDOS/LS-DOS, Z80
related to External links · 14
TRSDOS → Error Messages Archived, III Home Page, ManagerTRSDOS Applications, Matthew Reed's TRS-80 Emulator, MS-DOS, ROM, Software Runs, TRS-80, TRS-80 Model III, TRSDOS/LS-DOS, UNIX, UNIXTRS-80 Virtual Floppy Disk, Wayback MachineTRS-80 Revived SiteModel, X11
related to Dates · 11
TRSDOS → From, Logical Systems, LS-DOS, Model, Model III TRSDOS, October, Radio Shack, Tandy/Radio Shack, The Source, TRSDOS Version, Version
related to history · 11
TRSDOS → After, Cook, LDOS, LDOS's, Logical Systems, NewDOS, Randy Cook, Tandy, Tandy Corporation's TRS-80, The, TRS-80 Model
related to Command-line interface · 8
TRSDOS → CMD, ECI, Extended Command Interpreter, SYS1/SYS, SYS13/SYS, This, TRSDOS/LS-DOS, Under TRSDOS/LS-DOS
related to Disk management · 8
TRSDOS → Although, Disk, Drive Control Table, Each, ID, Since, The, Z80
related to References · 6
TRSDOS → Archived, Clays, February, Michael, Mike's Virtual Computer Museum, TRS-80 Model
Available in · 1
TRSDOS → English

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Important terminology

disk file drive model system access files drives trs-80 directory logical version z80 commands sectors used number track dir ls-dos

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
TRSDOSAvailable inEnglish1.00infobox
TRSDOSDefault user interfaceCommand-line interface1.00infobox
TRSDOSDeveloperTandy1.00infobox
TRSDOSInitial releaseModel I in 1977; 49 years ago (1977)1.00infobox
TRSDOSKernel typeMonolithic1.00infobox
TRSDOSLatest releaseModel 4 Version 6.2 / 1984; 42 years ago (1984)1.00infobox
TRSDOSSource modelClosed source, Source-available software1.00infobox
TRSDOSSupported platformsZilog Z80-based TRS-80s1.00infobox
TRSDOSWorking stateHistoric1.00infobox
the date the file was last modifiedinstance ofand the greater the number of file names that can be stored on the disk.The directory record contains information0.80text
its updateinstance ofand the greater the number of file names that can be stored on the disk.The directory record contains information0.80text
access password codesinstance ofand the greater the number of file names that can be stored on the disk.The directory record contains information0.80text

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