>I'm going to be donating it to the MAME project as soon as it's running.
>
>And I meant to thank Dave for the SC Free ROMs instead of Mark (ooops.)
>
>A bit more news, it runs about 15000 interrupts and then stops updating
>the vector list. One thing I've observed is just before it puts up the
>scrolling instructions, it trys to read location dff6 at PC 4099. It
>does this only once each time through the attract loop.
Well, I have my hardware hooked up to a Tek logic analyzer for debugging
the multi-game board, so if you want a trace triggered on the a read to
0xdff6 just let me know and I'll get it for you off the "real" hardware.
(I can't check Z-80 internal registers, but I can show you everything the
bus is up to...)
(Random thought for the day-- someone should port MAME to the Sony
Playstation. :-)
-Clay
Clayton N. Cowgill Engineering Manager
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