That sounds like a fantastic project. I'll give it a look, but my
On 8/6/22 15:00, Steve Mastrianni wrote:
> My first response is “why?”, my second response - “listen to your
> wife”. 8-)
> On Sat, Aug 6, 2022 at 13:45 PRL-89 <paul....@gmail.com
> A (long long) while ago I mentioned a project that I was working
> on—creating a Z80 CPU out of EEPROMs and other discrete
> components—and that I would post a document detailing the project.
> Well, finally, here’s a link to that document:
> This is a book-sized document (200+ pages), describing the P80’s
> design in gory detail.
> If you’re interested, read the Introduction and Features sections to
> get a feel for what this project is about. If you’re
> crazy-interested, drill down as far as you like.
> The P80 is currently running in the Logisim-Evolution simulator.
> I’ve bought most of the EEPROMs and other components I need to build
> the thing, but haven’t started construction yet. The front panel
> and other mechanicals design is in progress.
> PC or Mac and a SD card disk subsystem.
> Comments, edits and and ideas are always welcome!
> As my wife keeps asking, “tell me again why you’re doing this?”
> Happy reading!
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> --Dr. Steve Mastrianni