PTDOS

PTDOS
Developer	Processor Technology
OS family	DOS
Working state	Historic, Unsupported
Initial release	1978; 46 years ago
Available in	English
Package manager	N/A
Platforms	Intel 8080
Default; user interface	Command-line interface
License	Proprietary

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PTDOS or Processor Technology Disk Operating System is an operating system created in the late 1970s for computers using the Intel 8080 microprocessor and the Processor Technology Helios II Disk Memory System.^[2]

Commands

The following list of commands is supported by PTDOS 1.4.^[2]

EDIT
EDT3
ASSM
DEBUG
DO
DISKCOPY
RECOVER
FILES
FREE?
SYST
OPEN?
COPY
IMAGE
BLDUTIL
EXTRACT
KILL
RENAME
RETYPE
REATR
XREF
DUMP
PRINT
RNUM
SAVE
GET
CREATE
OPEN
READ
WRITE
CLOSE
SPACE
RANDOM
SEEK
ENDF
SETIN
SETOUT
SET
EXEC
ZIP
CONFIGR
OUT
BASC5
FOCAL
TREK80

References

^ Stan Sokolow (ed.). "SOLUS NEWS" (PDF). Retrieved January 30, 2020.
^ ^a ^b Leaflet for the Helios II system and PTDOS

External links

Sol 20 site – This computer used PTDOS when a Helios II disk drive was installed.

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[1] Stan Sokolow (ed.). "SOLUS NEWS" (PDF). Retrieved January 30, 2020.

[Helios_II-2] Leaflet for the Helios II system and PTDOS

[1]

[2]