6809 vs. 6809E - test-drb@ccmp.vtda.org

1 Jul 2014

Yep, I'm hoping that I might get away with a few adjustments on the
clock side of things. It all depends on those signals that aren't
brought out on the 6809. Will find out, hopefully tonight. 
On 2/07/2014
3:04 p.m., Brian L. Stuart wrote: 

...
  Without seeing the full design, I can't
really say. However, I
...
  encountered the whole issue when doing a 6809
SBC and did
...
  end up converting what I had originally designed for
6809Es to
...
  6809. I did the second rev of the board with jumpers
so you could
...
  use either one. If none of the rest of the machine
uses any of
 the processor signals that are unique to the E part, then making
...
  the changes to use a 6809 aren't too major.
How feasable it is
...
  in practice really depends on the rest of the
design.
...

 BLS 