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-----Mensaje original-----
De: Eckhard Stolberg <Eckhard_Stolberg@xxxxxxxxxxxxxxxxxxxxx>
Para: stella@xxxxxxxxxxx <stella@xxxxxxxxxxx>
Fecha: miércoles 17 de marzo de 1999 16:40
Asunto: Re: [stella] Would you look at that!
>> Just one problem: They seem to roll. (the ole "your vertical hold is
off"
>> problem) I also madewav'd OkieDokie from the bin that comes with Stella
>> 0.7, and that rolled as well. Elk Attack, on the other hand, does
nothing.
>> Maze003, on the third hand or foot or something, works like a charm...
>
>Elk Attack is 8kb and should not work on the SC anyway, but the rest
>of your problem sounds like the problem I had with my TV and that has
>filled several threads on this list already. :-)
>
>The problem is that your vertical hold is off a little bit. The TV
>broadcast and most VCS games will work, but some games with time
>saving syncing routines won't. If you do:
>ldx #0
>lda #2
>sta WSYNC
>sta VSYNC
>sta WSYNC
>sta WSYNC
>sta WSYNC
>stx VSYNC
>everything should work fine even on a slightly detuned TV. But if you
>do something between the three WSYNCs, like setting up a timer, the
>picture will roll.
>
>I have no idea why this happens, but it should be possible to tune
>the vertical hold so that all VCS games and the TV broadcast will
>sync fine.
>
>
>Ciao, Eckhard Stolberg
>
>
>
>--
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