- NewDos/80
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NewDos/80 Company / developer Apparat, Inc. OS family DOS Working state Historic Source model Proprietary Initial release 1980s Available language(s) English Supported platforms TRS-80 Kernel type Monolithic Default user interface Command line interface NewDos/80 is a third-party operating system that was made available for the Radio Shack TRS-80 line of microcomputers beginning in 1980. NewDos/80 was developed by Apparat, Inc. of Denver, Colorado.
The operating system had additional commands and features that were not available in TRS-DOS, the native operating system for TRS-80 computers. NewDos/80 allowed TRS-80 computers to take advantage of advances in floppy disk storage that went beyond the initial 87.5KB 35-track, single-density, single-sided format.[1] The system also corrected issues that early versions of TRS-DOS had with arbitrarily losing data due to errors in how it communicated with the contemporary TRS-80 disk drives' 1771 disk controller.
NewDos/80 had many options for specifying specific low-level disk configurations. Settings such as diskette formats, disk drive types, track geometry and controllers could be configured using the PDRIVE command.[1]
Contents
Commands
Some typical NewDos/80 commands:
NewDos/80 commands and counterparts in other operating systems Command MS-DOS, OS/2, Windows UNIX, Unix-like APPEND type file1 >> file2 cat file >> file2 ATTRIB attrib chmod AUTO AUTOEXEC.BAT ~/.profile or ~/.login or /etc/rc* CLOCK prompt $t * in some shells: PS1="...\t..." * COPY copy cp DIR dir ls FORMAT format mkfs FREE chkdsk df KILL del rm LIST type cat LOAD program program program PRINT type file >> prn lpr PROT attrib chmod RENAME ren or rename mv See also
References
- ^ a b System 80 Archive Site - NewDos/80, version 2.0 and the JV1 Disk Image format, classic-computers.org.nz
External links
- Mike's Virtual Computer Museum - NEWDOS/80 page
- Ira Goldklang's TRS-80 Revived Site - NEWDOS/80 Version 2 reference
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