Re: Interesting AppleWin behavior for a certain image

[sicklittlemonkey <nick.westgate@gmail.com>]

On Feb 17, 1:52 pm, "Michael J. Mahon" <mjma...@aol.com> wrote:
> Sather has a good table of when in each instruction the bus data
> is sampled.

Yeah, those tables are gold.

I've often thought about writing a "micro-coded" CPU emulation, say 3
extra bits to the cycle count, so 8 switch cases per instruction (I
think that's enough cycles) and then only fetch the video data on the
final data bus read (if any).

Cheers,
Nick.