where to find DEC ECO's for KB11-A?
fritzm at fritzm.org
Wed Jun 22 11:24:05 CDT 2016
Thanks a lot, folks!
And of course, thanks so much Al for bitsavers -- the DEC archives
there, for me at least, have made this whole hobby possible!
I have an early (serial 152) 11/45 that I've been restoring. Just now
to the point in CPU debug where I can reliably toggle in and run simple
programs. Next step will be to get some serial I/O going so I can
conveniently load some more thorough diagnostics and be sure the CPU and
memory are completely shaken out. Then on to working on storage.
I have a pretty complete set of CPU spares, but they are of various
different revisions, having differing sets of green wires etc. I'd like
to have a look at the ECOs at some point so I can properly sort out and
record what is what, and/or possibly bring all the boards up to a
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