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Added more PDP-11 paper tape resources

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Jeff Parsons 2016-10-23 00:43:20 -07:00 • committed by Jeff Parsons
commit d0618c34bc
48 changed files with 309 additions and 152 deletions
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apps/pdp11/tapes/absloader/README.md
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@ -7,8 +7,10 @@ permalink: /apps/pdp11/tapes/absloader/
DEC PDP-11 Absolute Loader
--------------------------
[![DEC-11-L2PC-PO](DEC-11-L2PC-PO.jpg)](DEC-11-L2PC-PO.json)
The Absolute Loader is a special tape image that must be loaded in order to load *other* tapes
that use what we'll call the "Absolute Format." To see the Absolute Loader in action, start with the
that use what we'll call the "Absolute Format." To see the Absolute Loader in action, try the
[PDP-11/20 Bootstrap Loader Demo](/devices/pdp11/machine/1120/bootstrap/debugger/).
The *loadImage()* interface of the [PDPjs RAM Component](/modules/pdp11/lib/ram.js) explains what
@ -39,8 +41,8 @@ we know about the "Absolute Format":
I haven't examined enough tapes (or the Absolute Loader code) to know for sure.
[Other sites](http://www.retrocmp.com/stories/dec-pc05-papertape/242-dec-pc05-working-with-paper-tapes)
have referred to this tape format as the "Standard Absolute" format, but I've not found confirmation of
that terminology in any DEC publication. In fact, I think that term may have been a misreading of instructions
have referred to this tape format as the "Standard Absolute" format, but I've not found that terminology
used in any DEC publication. In fact, I think that term may have arisen from a misreading of instructions
found in DEC manuals like the ["MEM EXER 16K" Diagnostics Manual](http://archive.pcjs.org/pubs/dec/pdp11/other/AC-9045F-MC_CZQMCF0-0-124K-Mem-Exer-16k_Feb78.pdf):
Load the program using any standard absolute loader.