Category Archives: Documentation

Finally Free

For a while I’ve been toying with the idea of buying the full official MIDI specification, but never went through with it. Not so much because of the cost ($100 for the core spec) but because of the hassle. Only … Continue reading

Posted in Documentation, MIDI | 6 Comments

IBM OS/2 1.x Programming Documentation Added

IBM’s programming documentation (Programming Tools and Information, aka PTI) for OS/2 versions 1.2 and 1.3 has been added. Big thanks to Bob Eager who scanned the originals and converted them to PDF. The documents have been added to the OS/2 … Continue reading

Posted in Development, Documentation, IBM, OS/2 | 2 Comments

Periscope Manuals

Some time ago I recovered a latter-day Periscope manual from storage. Since some readers might find it useful, I decided to scan the manual and convert it to PDF. It covers the basic Periscope debugger, variants and add-ons (remote Periscope, … Continue reading

Posted in Debugging, Documentation | 3 Comments

Missing Intel SDM Documents

I’ve been trying to complete my archive of Intel SDM documents circa 2000 and later. I have most of the editions archived but a few are missing. Readers of this blog could have something stashed away too, so perhaps someone … Continue reading

Posted in Documentation, Intel | 11 Comments

MS C 4.0 Documentation Added

Another library expansion. This time it’s Microsoft C 4.0 documentation (1986)—because it’s not available online, is not easy to find offline, and because Jeff asked for it. MS C 4.0 was an early Microsoft compiler, implementing first glimpses of the not-yet finalized … Continue reading

Posted in C, Documentation, DOS, Microsoft | 6 Comments

More on the C&T Super386

Since last week’s post, more information about the Chips and Technologies C&T has come to light. It now appears that at least some 38605DX processors were made. Whether there is any surviving working system is still an open question (since … Continue reading

Posted in 386, C&T, Documentation | 26 Comments

OS/2 Technical Library Scans

After a lot of scanning and OCRing, here’s the OS/2 2.0 Technical Library (well, most of it) in PDF form. This was IBM’s complete programming documentation for OS/2 2.0, covering general programming, GUI development, Workplace Shell, and device drivers. Certainly … Continue reading

Posted in Documentation, OS/2 | 8 Comments

Curious Instructions

Years ago, Geoff Chappell (the author of DOS Internals, among other things) published an article about mysterious instructions that Microsoft’s LINK knows but Intel’s documentation is silent about. The fourteen listed instructions were: LOADALL, CFLSH, WRECR, RDECR, SVDC, RSDC, SVLDT, … Continue reading

Posted in Documentation, Intel, x86 | 9 Comments

ThinkPad 850 Hardware Maintenance Manual

Thanks to a very helpful reader (Mike Senior—thanks!), the OS/2 Museum can now publish the ThinkPad Power Series 850 Hardware Maintenance Service and Reference manual in the form of a PDF. This is IBM document number 30H2383. The manual might … Continue reading

Posted in Documentation, PowerPC, ThinkPad | 3 Comments

Windows Presentation Manager Documentation

The OS/2 Museum just posted a three-volume set of draft Windows Presentation Manager reference documentation. This refers to the OS/2 Presentation Manager GUI but highlights the story Microsoft pushed in 1987: Windows and OS/2 both used the same graphical user … Continue reading

Posted in Documentation, Microsoft, OS/2 | 5 Comments