[Coco] Software testing for FDC emulator

[Darren A]

On 4/20/11, Robert Gault  wrote:
>
> MESS .129b should have the debugger ready to go.
> Start MESSUI.EXE
> Select Color Computer3(NTSC) emulation with a right click to bring up a
> "drop down panel"
> and select Properties.
> Click on the Debug panel and check Activate Integrated Debugger.


Thanks.  I never realized that was there.


> I don't see anything wrong with the code after a brief look. It will run
> correctly with
> several emulators but fails with recent MESS versions. That should mean that
> emulation is
> failing with the GIME VOFFSET registers, HOFFSET registers, or something
> similar.


Have you tried using the debugger in a recent version of MESS to set a
breakpoint on E08 then, when it stops, set a watchpoint on the video
offset registers?

Darren