[vcf-midatlantic] DEC KDF-11 question

systems_glitch systems.glitch at gmail.com
Wed Aug 1 09:58:58 EDT 2018

No, you need split I&D for 2.11BSD, which means J11 in the QBus world.
You'd want to try with the KDJ11-A, which is a dual height card. You will
almost certainly need to add bits to the address bus on the backplane.


On Wed, Aug 1, 2018 at 9:54 AM, Richard Cini via vcf-midatlantic <
vcf-midatlantic at lists.vcfed.org> wrote:

> All —
> I’m looking for a working M8186/KDF-11 dual-height CPU card, mostly as an
> experiment to see if it would work in place of the LSI-11 (11/03) card in
> my Heath H-11 for the purposes of getting BSD 2.11 working. Not sure if
> that’s even possible, so maybe let’s start with that.
> Will BSD run on a KDF-11 (11/23) if I have sufficient RAM?
> Thanks!
> Rich
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