Re: Amiga Screen Modes

Matthias Münch <[email protected]>
Newsgroups gmane.os.netbsd.ports.amiga
Message-ID <836dffdd-22b5-4dcf-904a-05dd6c2f95b1@Spark>
Oh I see, can I force to PAL? It seems on my A1200 it will always switch to NTSC after loading the kernel. Not sure if I do something wrong.
Am 30. Juli 2019, 10:10 +0200 schrieb Frank Wille <[email protected]>:
> On Tue, 30 Jul 2019 00:20:47 +0200
> Matthias Münch <[email protected]> wrote:
>
> > I have a question regarding the screen modes for Amiga native
> > OCS/ECS/AGA. What I read was that start option -A uses DblNTSC and I
> > guess without -A is uses simple NTSC?
>
> -A enables AGA screen modes, which effectively also enables DblNTSC
> which doesn't exist on OCS.
>
>
> > What about other modes like PAL or PAL-lace? Is this supported
> > somehow?
>
> The default screen modes for the console are 640x400 for NTSC and
> 640x512 for PAL. Which means that a PAL or NTSC interlace screen mode
> is selected automatically, unless you have an AGA machine and -A is
> given. In the latter case DblPAL or DblNTSC is selected.
>
> --
> Frank Wille
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