[linux-dvb] Re: Ideas Wanted: Grundig STB Works, Nova-T Doesn't

[Nico <sabbi@cs.unibo.it>]

On Tue, 8 Jul 2003, Robert Schlabbach wrote:

> From: "Martin Smith" <martin@spamcop.net>
> > I've been trying to get a Nova-T card to work for the last couple of
> > weeks and been having real problems. I've got 2 different versions of
> > this hardware, one with a Grundig tuner and one with the TDA10045.
> > With both cards I get a badly corrupted picture on all but one mux
> > (Crystal Palace transmitter).
>
> Hmm, both were "budget" type cards, right? The data transfer on these cards
> is a bit time critical... And to make things worse, there are still
> chipsets being produced which are apparently not fully PCI capable: I
> recently tried my TDA10045 card in a P4 machine with a SIS motherboard
> chipset and found that when the SAA7146A used PCI bursts of more than 16
> DWORDs, I would end up with CORRUPTED data in system memory. It seems to
> still hold true that only Intel can produce properly working PCI
> chipsets...


I have a Nova-S on a SIS 735 and it's been rock solid with every version
of the drivers (except one) for months

>
> So - what's you PCI chipset, CPU, etc? And about that one mux you can
> receive correctly, do its DVB-T parameters differ from the other ones?
> Maybe it has a stronger error correction, so that its net data rate is
> less, making it barely possible for your motherboard chipset to work
> properly...?
>
> You might want to take a look into your BIOS, if there are maybe some PCI
> settings you can fiddle with...
>
> Hope this helps,
> --
> Robert Schlabbach
> e-mail: robert_s@gmx.net
> Berlin, Germany
>
>
>
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>



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