TRS-80 Pages

What's New on These Pages

• 14 May 2006 - Updated xtrs to version 4.9c.
• 13 May 2006 - Updated xtrs to version 4.9b.
• 25 Jun 2005 - Updated the Catweasel Floppy Read/Write Tools to version 4.3.
• 15 May 2005 - Updated the Catweasel Floppy Read/Write Tools to version 4.2.
• 25 Apr 2005 - Updated xtrs to version 4.9a.
• 23 Apr 2005 - Updated the Catweasel Floppy Read/Write Tools to version 4.1.
• 5 Apr 2005 - Updated the Catweasel Floppy Read/Write Tools to version 4.0, with Catweasel MK4 support.
• 2 Apr 2005 - Replaced version 3.5 of the Catweasel Floppy Read/Write Tools with version 3.5a. Version 3.5a is identical to 3.5 except that cw2dmk and dmk2cw now print the correct version number when invoked. In the 3.5 release, they printed "3.4". Oops.
• 28 Mar 2005 - Updated the Catweasel Floppy Read/Write Tools to version 3.5.
• 28 Jun 2004 - Added documentation for Powersoft Toolbelt, scanned by Ira Goldklang.
• 5 Jun 2004 - Updated the Catweasel Floppy Read/Write Tools to version 3.4.
• 30 May 2004 - Updated the Catweasel Floppy Read/Write Tools to version 3.3.
• 18 Jun 2003 - Updated the Catweasel Floppy Read/Write Tools to version 3.2. Thanks to David Sutherland for feedback on version 3.1.
• 8 Jun 2003 - Moved the Catweasel Floppy Read/Write Tools to their own page.
• 7 Jun 2003 - Updated the Catweasel Floppy Read/Write Tools to version 3.1.
• 7 Dec 2002 - Updated the Catweasel Floppy Read/Write Tools to version 3.0, with Catweasel MK3 support.
• 12 Oct 2002 - Added a scan of the Misosys Quarterly (I,ii) to the Misosys page in DjVu format.
• 30 Sep 2002 - Added a scan of the Misosys Quarterly (I,i) to the Misosys page in DjVu format.
• 22 Sep 2002 - Switched the non-OCRed scans of the LDOS 5.1 manual and the XLR8er manual from PDF format to DjVu format. The new files are less than half the size of the old ones.
• 21 Sep 2002 - Added a scan of "LSI Journal Special Edition" to the Misosys page, in DjVu format. Thanks to the DjVuLibre project for their open-source DjVu creation tools.
• 4 Sep 2002 - Added scans of two more editions of the LDOS 5.1 manual and a scan of the XLR8er manual to the Misosys page. Thanks to James Brusewitz and Daniel Srebnick.
• 19 Aug 2002 - Updated the Catweasel Floppy Read/Write Tools to version 2.7b. Added checking for the error of supplying a non-DMK file to dmk2cw or dmk2jv3.
• 30 Jun 2002 - Updated the Catweasel Floppy Read/Write Tools to version 2.7a. Minor documentation wording fixes to yesterday's 2.7 release.
• 29 Jun 2002 - Updated the Catweasel Floppy Read/Write Tools to version 2.7. Adds the jv2dmk tool.
• 11 May 2002 - Updated xtrs to version 4.9.
• 20 Mar 2002 - Added and updated some material in the FAQ.
• 19 Jan 2002 - Updated the Catweasel Floppy Read/Write Tools to version 2.6. Adds the dmk2jv3 tool.
• 9 Jan 2002 - Updated the Catweasel Floppy Read/Write Tools to version 2.5. Fixes more problems with the RX02 detector firing when it shouldn't.
• 31 Aug 2001 - Updated xtrs to version 4.8.
• 29 Aug 2001 - Updated the Catweasel Floppy Read/Write Tools to version 2.4.
• 14 Jul 2001 - Updated the Catweasel Floppy Read/Write Tools (formerly cw2dmk) to version 2.3. This fixes problems with the RX02 detector firing when it shouldn't and with testing the ready/disk-changed line on drives that don't provide this signal.
• 8 Jul 2001 - Updated xtrs to version 4.7.
• 7 Jul 2001 - Updated xtrs to version 4.6.
• 4 Jul 2001 - Removed the RCS subdirectory from the cw2dmk version 2.1 zip file. It had been included by mistake, and caused problems unzipping for at least one person.
• 30 Jun 2001 - Updated cw2dmk to version 2.1, which adds some heuristics to cw2dmk to produce cleaner output files and autodetect RX02 encoding.
• 23 Jun 2001 - Updated cw2dmk to version 2.0, which adds the new dmk2cw program to the package.
• 12 Jun 2001 -
  • Added a writeup and program for extracting documents from Model II Scripsit disks.
  • Updated cw2dmk to version 1.6. Removes a small misfeature in 1.5.
• 11 Jun 2001 - Updated cw2dmk to version 1.5. Added several features, including the ability to try reading odd tracks instead of even when double-stepping a 40-track disk in an 80-track drive, and the ability to read DEC RX02 disks. Features inspired by mail from Tim Lindner and Richard Breen.
• 13 May 2001 - Added Ultra-Trek, Galactic Software's first product - Model I/III/4 Basic
  Documentation: Text / Acrobat / Word 2000
• 5 May 2001 - Updated xtrs to version 4.5a. Fixes minor typos in 4.5 man page and Makefile.
• 4 May 2001 - Added LS-DOS 6.3.1A for the Model II/12/16/6000.
• 3 May 2001 - Updated xtrs to version 4.5.
• 11 Apr 2001 - Added a topic on creating a Model I LDOS 5.3.1 double density boot disk to the FAQ.
• 6 Apr 2001 - Corrected link to cw2dmk; was still pointing to version 1.3. Added information from Nick Andrew and Phil Ereaut to the FAQ.
• 11 Mar 2001 - Updated cw2dmk to version 1.4. Corrected the .txt format documentation, which in 1.3 had been truncated after the first paragraph. No changes to the program itself.
• 9 Mar 2001 - Added some information to the FAQ. This entailed renumbering the questions, so the numbers in the older "what's new" items below are no longer accurate.
• 19 Feb 2001 - Updated TRSCROSS to version 1.3, and added its documentation, thanks to Larry McCroskey.
• 17 Feb 2001 - Updated xtrs to version 4.4.
• 2 Feb 2001 - Moved my Web site to a new server. Tiny changes to many pages.
• 19 Oct 2000 - More information and corrections to FAQ topic [14], from Amardeep S. Chana.
• 18 Oct 2000 - Added information to FAQ topics [12], [14], and [20], largely from Amardeep S. Chana.
• 11 Oct 2000 - Updated cw2dmk to version 1.3, fixing a bug that kept the MS-DOS version from working.
• 12 Aug 2000 - Updated cw2dmk to version 1.2.
• 24 Jul 2000 - Added topic [21] to the FAQ.
• 21 Jul 2000 -
  • Updated xtrs to version 4.3.
  • Added information about Model III hi-res graphics cards to the TRS-80 Resources page.
  • Added topics [18] and [19] to the FAQ.
• 3 Jul 2000 -
  • Updated cw2dmk to version 1.1.
  • Added link to zmac 1.3 to the TRS-80 Resources page.
• 2 Jul 2000 - Added SU+ Technical Manual: Text / LazyWriter.
• 24 Jun 2000 - Updated xtrs to version 4.2.
• 22 Jun 2000 - Added Catweasel and cw2dmk section to the TRS-80 resources page.
• 1 Jun 2000 -
  • The LDOS Quarterly - issue 2.5: Acrobat
  • The LDOS Quarterly - issue 2.6: Text / Acrobat / Word 97
  • Installed bug fixes in RSHARD.
  • Added material about the Catweasel and the Adaptec 1542 to the FAQ.
• 19 May 2000 - Updated xtrs to version 4.1.
• 18 May 2000 - Added bug note on RSHARD drivers for Radio Shack hard disks.
• 12 May 2000 - Added DiskMan: Unreleased disk cataloger by Kim Watt - Model I/III/4
• 8 Apr 2000 - Broke up main TRS-80 page into one page per section
• 1 Apr 2000 - Updated xtrs to version 4.0. (Not an April Fool!)
• 10 Jan 2000 - The LDOS Quarterly - issue 2.5: Text / Word 97, scanned by Pete Cervasio.
• 27 Nov 1999 - Updated xtrs to version 3.9a. (Small fix to GENIE support.)
• 26 Nov 1999 - Updated xtrs to version 3.9.
• 8 Oct 1999 - Added Hypertext MRAS documentation, converted by Doug Beattie.
• 7 Sep 1999 - Added LDOS 5.1.3 - Max-80 - Notes
• 29 Jul 1999 - Added a link to the CP/M utilities for xtrs on Roland Gerlach's TRS-80 page.
• 26 Jul 1999 -
  • The LDOS Quarterly - issue 2.4: Acrobat
  • Documentation for GO:CMD - Word 97 (corrected) / Acrobat (new)
  • Documentation for GO:MTC - Word 97 (corrected) / Acrobat (new)
  • Documentation for GO:SYS - Word 97 (corrected) / Acrobat (new)
  • Mark IV Collection documents in Acrobat format - BEEP, BSORT, PRO-CURE (CONV-CPM), Describe, FM, LS-HELP, LS-COMP, LS-QFB, Mach-2, MOD324, Overdrive, PRO-ESP, X-FTS, and Z-GRAPH
  • Logical Systems Catalog, 1983 - Acrobat
  • The Source, Volume 1 (as retyped, assembler output not shown) - Acrobat
  • Added information about Model I lowercase to the FAQ
• 25 Jul 1999 - Corrected Word formatting problems and redid Acrobat files for:
  • The LDOS Quarterly - issue 2.3: Word 97 / Acrobat
  • LDOS 5.1 Brochure - Word 97 / Acrobat
• 23 Jul 1999 - Added a corrected version of export.com from xtrs's CP/M utilities disk. Will be included (with source code) in the next xtrs release. Thanks to Roland Gerlach.
• 21 Jul 1999 - Updated The Source, Volume 1 to include CRLF.EXE in place of ADDLF.EXE and a revised readme.txt, both from Douglas Beattie Jr.
• 19 Jul 1999 - Updated The Source, Volume 1 to include the introductory text; thanks to Douglas Beattie Jr. Took down the Acrobat version for now because it has the files in the wrong order and is missing the intro text.
• 17 Jul 1999 - Updated xtrs to version 3.8.
• 9 Jul 1999 - Updated xtrs to version 3.7, with improved cassette support, sound, and utilites.
• 20 Jun 1999 - Updated xtrs to version 3.6, adding support for DMK emulated floppy format (David Keil's format).
• 17 Jun 1999 - Documentation for the Mark IV collection, scanned by Tim Mann -
  • Table of contents (read first)
  • Individual text files: BEEP, BSORT, PRO-CURE (CONV-CPM), Describe, FM, LS-HELP, LS-COMP, LS-QFB, Mach-2, MOD324, Overdrive, PRO-ESP, X-FTS, Z-GRAPH
  • Word 97 (includes table of contents and all text files)
• 11 Jun 1999 - Added David Keil's TRS-80 emulator to the FAQ. Revised the DSK format spec to mention David Keil's new format. Added Tony Duell's utilities for formatting TRS-80 disks in an Intel Linux PC and copying .dsk images to them to the resources section.
• 8 Jun 1999 -
  • The LDOS Quarterly - issue 2.4: Text / Word 97, scanned by Pete Cervasio.
  • The LDOS Quarterly - issue 2.3: Word 97, corrected severe formatting problems.
• 5 Jun 1999 - Documentation for GO:SYS - Text / Word 97 - scanned by Tim Mann
• 4 Jun 1999 - Documentation for GO:MTC - Text / Word 97 - scanned by Tim Mann
• 2 Jun 1999 - Documentation for GO:CMD - Text / Word 97 - scanned by Tim Mann
• 31 May 1999 - Misosys Mark IV Collection - combined edition of the Model 4 utilities BEEP, BSORT, MOD324, LS-HELP, FM, OVERDRIVE, PRO-CESS (CMDFILE), PRO-CURE (CONV-CPM), DD&T, DESCRIBE, PRO-ESP, PRO-GENY, PRO-IFC, PRO-MACH2, PRO-PaDS, LSQFB, LSCOMP, X-FTS, PRO-ZCAT, ZGRAPH, ZSHELL, and LS-FED II. Thanks to Stan Slater.
• 30 May 1999 -
  • Misosys LS-Utility disk - Model 4
  • Updated and reorganized links.
  • Updated contributors section, with news on new items acquired but not yet online.
• 16 May 1999 -
  • Updated xtrs to version 3.5.
  • Source code for SuperUtility 3.1a.
• 13 May 1999 - Updated links. A new reconstruction of LS-DOS 6.3.1H, from a pre-release copy of the original 6.3.0 source code and build tools, is now available from Frank Durda IV's Web site. Both Pete Cervasio's reconstruction (available on my page) and Frank's build a correct LS-DOS disk, but Frank's is closer to the original source code and easier to read on the Web; on the other hand, redistribution is restricted.
• 4 Apr 1999 - Updated xtrs to version 3.4.
• 29 Jan 1999 - More Acrobat conversions from Michael Johnston: The LDOS Quarterly, issue 2.1 - The LDOS Quarterly, issue 2.2.
• 28 Jan 1999 - Updated link to Lance Micklus's web page. Thanks, Lance!
• 23 Jan 1999 - Updated xtrs to version 3.3.
• 12 Jan 1999 - The LDOS Quarterly - issue 2.2: Text / Word 97, scanned by Pete Cervasio.
• 11 Jan 1999 - More Acrobat conversions from Stuart Lory: LDOS 5.3.0 to 5.3.1 manual update - Filter disk 1 - Filter disk 2.
• 8 Jan 1999 -
  • The LDOS Quarterly issue 1.6: Acrobat, converted by Michael Johnston.
  • Corrected bad links to LDOS Quarterly 2.1 from 3 Jan 1999 update.
• 3 Jan 1999 -
  • The LDOS Quarterly - issue 1.6: Text / Word 97 - issue 2.1: Text / Word 97, scanned by Pete Cervasio.
  • Added a full list of Model I and III LDOS addresses to the Note on Model I/III LDOS manuals.
• 2 Jan 1999 -
  • Updated xtrs to version 3.2.
  • Revised technical description of emulated floppy disk file formats. Description of DAMs is now more complete and accurate, and reflects xtrs 3.2. Description of size codes is clarified with a new table.
  • Added information to FAQ topic [10].
• 1 Jan 1999 -
  • More Acrobat conversions from Stuart Lory: DD&T - TRSDOS 6.2 to LS-DOS 6.3.0 manual update - LS-DOS 6.3.0 customer service addendum - LS-DOS 6.3.0 to 6.3.1 manual update - The LDOS Quarterly, issue 1.4.
  • Acrobat conversions from Michael Johnston: The LDOS Quarterly, issue 1.5 - The LDOS Quarterly, issue 2.3.
  • Added topic [14] to the FAQ.
• 15 Dec 1998 -
  • Updated xtrs to version 3.1.
  • Super Utility+ 3.1a manual - Acrobat, converted by Stuart Lory.
• 12 Dec 1998 -
  • Updated xtrs to version 3.0.
  • Super Utility+ 3.1a manual (better version) - SU+ 3.1a: Text / Word 97 / SuperScripsit, text and Word versions converted from SuperScripsit by Pete Cervasio.
  • More Acrobat conversions from Stuart Lory - LDOS Quarterly issue 1.3 - LDOS 5.1 Brochure - Super Utility 4 manual
  • Fixed some bad links in main page download section.
• 8 Dec 1998 -
  • Super Utility manuals - SU+ 3.1a: Text / Word 97 - SU 4: Word 97, scanned by Pete Cervasio.
  • The LDOS Quarterly - issue 1.2: Acrobat, converted by Stuart Lory - issue 1.4: Text, minor correction - issue 1.5: Text / Word 97, scanned by Pete Cervasio.
  • Lobo LX-80 Expansion Interface user manual (Acrobat), converted by Karl Von Winkle.
• 3 Dec 1998 - Corrected two bad links; added Text format for LBASIC manual.
• 2 Dec 1998 - Scans by Tim Mann, the last four from hardcopy provided by Mark Fishman.
  • Lobo LX-80 Expansion Interface user manual (Word 97)
  • LDOS 5.1 brochure: Word 97
  • The LDOS Quarterly - issue 2.3: Text / Word 97, formatting corrections.
  • LDOS 5.3.0 to 5.3.1 update documentation: Text / Word 97
  • TRSDOS 6.2 to LS-DOS 6.3.0 update documentation: Text / Word 97
  • LS-DOS 6.3.0 customer service addendum: Text / Word 97
  • LS-DOS 6.3.0 to 6.3.1 update documentation: Text / Word 97
• 28 Nov 1998 -
  • Still more documents in Acrobat format, converted by Stuart Lory: Running under LDOS - Notes from Misosys, issue III - LDOS 5.3 Model 4 Interface Kit - UNREL - TBA - LDOS Quarterly 1.1 - The Source, vol. 1 code and comments
  • Schematic for Lobo LX-80 Expansion Interface, scanned by Tim Mann.
• 25 Nov 1998 -
  • Replaced partial copy of The Basic Answer Model I/III with the complete release. (Taken from my previously unopened shrinkwrapped complementary copy, serial number TBA-20029.)
  • Added The Basic Answer documentation - Text / Word 97, scanned by Tim Mann.
• 23 Nov 1998 -
  • Added a patch for TRSDOS 2.3 to the FAQ page.
  • Still more manuals in Acrobat format, converted by Stuart Lory: EnhComp - DiskDISK - Disassembler - EDAS - Hartforth
• 21 Nov 1998 -
  • The LDOS Quarterly - issue 2.3: Text / Word 97, scanned by Tim Mann.
  • More manuals in Acrobat format, converted by Stuart Lory: LDOS 5.3.1 update - LBASIC - RSHARD - Programmer's Guide to LDOS/TRSDOS 6 - Misosys C - MRAS
  • The Basic Answer, thanks to David Sampson - Model 4
• 20 Nov 1998 - LDOS 5.1.x Manual in Acrobat (PDF) format, converted by Stuart Lory.
• 17 Nov 1998 -
  • The LDOS Quarterly - issue 1.3: Text / Word 97 - issue 1.4: Text / Word 97 - scanned by Pete Cervasio.
  • Misosys Disk Notes issue 7.3, thanks to Mark Fishman.
• 6 Nov 1998 -
  • Updated xtrs to version 2.9.
  • The LDOS Quarterly - issue 1.2: Text / Word 97, scanned by Pete Cervasio.
  • TRSCROSS, from Skip May's TRS-80 home page.
• 31 Oct 1998 - Updated xtrs to version 2.8.
• 30 Oct 1998 - Added slightly modified Super Utility 4 and explanation by Gary Shanafelt.
• 26 Oct 1998 -
  • Added ASM6 decoder program; see resources section.
  • Minor FAQ revisions.
• 24 Oct 1998 -
  • Updated xtrs to version 2.7.
  • Added technical documentation of the common emulated floppy disk file formats.
• 16 Oct 1998 - Thanks to Mark Fishman:
  • Added Misosys Disk Notes issues II-IV.
  • Corrected information about LDOS and LS-DOS manuals.
• 14 Oct 1998 - Updated xtrs to version 2.6.
• 12 Oct 1998 - Updated xtrs to version 2.5.
• 11 Oct 1998 - Updated xtrs to version 2.4.
• 11 Oct 1998 - Updated xtrs to version 2.3.
• 29 Sep 1998 - Added technical specs for the Model 4 Radio Shack hi-res card.
• 27 Sep 1998 - Updated xtrs to version 2.2.
• 26 Sep 1998 - Updated xtrs to version 2.1.
• 25 Sep 1998 - Thanks to Mark McDougall:
  • Technical specs for the Model 4 Micro Labs Grafyx Solution hi-res card.
• 11 Sep 1998 - Added some items to the links section.
• 19 Jun 1998 - Thanks to Irwin Burton:
  • PaDS: Partitioned Data Set utility - Model I/III - for Model 4 version see GO:SYS
• 8 Jun 1998 - Removed earlier Model I/III PaDS submission -- it was a blank disk.
• 4 Jun 1998 - Minor revisions to FAQ.
• 25 May 1998 - Added Model 4P ROM article, originally published in Misosys Quarterly 1.2.
• 24 May 1998 - Updated xtrs to version 2.0.
• 10 May 1998 - Thanks to Irwin Burton:
  • DD&T: Debugger Disassembler and Trace Utility - Model 4 - Documentation: Text
  • UNREL: REL to ASM translator - Model I/III/4 - Documentation: Text
  • LDOS 5.3 Model 4 Interface Kit - Documentation: Text
• 9 May 1998 - The LDOS Quarterly - issue 1.1: Text / Word 97, scanned by Pete Cervasio.
• 8 May 1998 - Cosmetic changes.
• 5 May 1998 - Added LBASIC manual, scanned by Pete Cervasio, in Word 97 format. Text format coming later.
• 4 May 1998 - Revised LDOS and Me to correct errors and add details.