I'm looking forward to seeing the progress. On Fri, Mar 1, 2024, 20:45 Stephen Adolph <twospru...@gmail.com> wrote:
> I have so many Model T around here-- too many! One of the reasons is for > testing, but another reason is because I have different computers for > different use cases. > > For example, I have an M100 set up for CP/M using an NSC800 CPU using > REXCPM, and of course I have a normal M100 with 80C85 CPU again with REXCPM. > > So, I've decided my next widget is going to be a dual CPU card for M100, > so I can have Z80-based CP/M and normal M100 in the same box! > > Here is my proto board. It uses a great big CPLD to interface and manage > the switching between the two processors. It also will support dual clock > rates because... why not. > > I'll post updates as this progresses... Steve > > [image: image.png] > >