DEC PDP 11 RK05 DEC custom (?) bootstrap board

Noel Chiappa jnc at mercury.lcs.mit.edu
Thu Aug 30 07:18:43 CDT 2018


    > From: Bill Degnan

    > I am curious how I'd attempt to use one of these. Any thoughts?

I'd start by dumping and disassembling.

(If you need something to find out where in memory they are, I have
a register discovery program that sweeps the I/O page and lists all
locations that respond. It's probably 173xxx though, that's the
DEC-allocated spare for ROM.)

	Noel


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