[linux-dvb] Re: Driver for "VisionPlus VisionDTV USB-Ter DVB-T"

[F.J.Bernd.Wagner@t-online.de (Bernd Wagner)]

Hi Patrick,

Patrick Boettcher wrote:

> On Tue, 6 Jul 2004, Bernd Wagner wrote:
>  
> > I still need to suppress triple 3 and 5 of prefeedbuf 2.
> >    
> I'm wondering, why did you commenting out exacty those bytes, just
> guessing :) ?
>  
It was trial and error, i.e. not commenting out one of these triples 
causes the tuning-LED to go out.
I don't know at all what these commands really do.

> And now you can see all your 18 or 19 channels?
>  
Some work, others cause xine to exit. I have to investigate this further.

>  
> > So I think that the main problem is specific to the 64bit processor
> > architecture and it is in one of the drivers.
> >    
> That is probably the case, so far I didn't care about any little/big
> endian conversions. My knowledge about processor-things is also limited.
>  
I'm not sure that's your driver. Maybe it's dvb-core. I should 
investigate further.

> > I also opened the case and made some photos. But the most interesting
> > chip has a cooler so that I couldn't read its type. On the backside of
> > the board under it there is a number "HT IV-0 94V-0 0404" This differs a
> > little bit from the photos I found elsewhere in the net where the last
> > digits are "0402".
> >    
> I also opened the case and removed the cooler .. and ... nothing, there is
> no description on it. Beside of that, I suppose, the firmware hides a lot.
> I.e. if we could reverse engineer the firmware, we would see how thing
> really working.
>
> Thanks for your help,
>  
In fact your work helps me a lot. Without it, I would have to boot 
Windows to enjoy my birthday present (;-).

Best regards

Bernd