Aley Keprt wrote:

> Yes, there are many bugs.
> I have a special test software which gives 4.8MHz speed on 
> real Sam and 3.17 on SimCoupe.

That's quite a big percentage different - most strange.  I can only
think that it's relying (at least partly) on one of the missing features
I mentioned before, but since 4.8MHz is the approx. speed of code
running in contended memory, it suggests it's something different.
Would be nice to find out anyway!


> It is computed by running a known instructions during one frame
> and then comparing it to the known Z80 timings.

Any chance you could e-mail me the test program?

Si

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