[linux-dvb] Australia and the DViCO Dual Digital 4

Julian tempura at internode.on.net
Thu Apr 26 15:19:24 CEST 2007


Well done roger, nice work. Let us know when you have a patch.
Im interested to see what exactly you did. Is it inappropriate to have the 
firmware uploaded to this ML?

On Thu, 26 Apr 2007, ras243-dvb at yahoo.com wrote:
> Finally some promising news for Australian Dual Digital 4 users.
>
> Many, many hours later it turns out to be fairly simple and I don't think
> we need to touch anything other than the tuner but I'm sticking with my
> hacked code which spews out register values galore until it's confirmed. 
> It would have been nice to get my name in the source code again but I don't
> think it's warranted.
>
> Okay, I need some volunteers elsewhere in Australia to try something and I
> need a place to upload a 25 byte firmware file.  Any takers?  The 25 byte
> firmware file replaces the 7MHz file from the v3 firmware but only for AU
> users.
>
> There are still some tuning issues.  The frequency offset in the xc3028
> file needs to be changed from 2750000 to 2250000 which will break it for
> the rest of the world using 7MHz bandwidth so again only AU users please. 
> Also this still doesn't quite map into the actual numbers we need to send
> to the tuner so you'll find anything below 190MHz may require you to
> increase the frequency by 100kHz or so to lock properly.
>
> Ideally I need 184.5MHz (channel 7) to map to 0x2D98 but instead it's
> 0x2D90. 212.5MHz (channel 10) goes to 0x3490 which is correct.  UHF
> frequencies may be right out and may even require different firmware but I
> now know what to look for so we can probably fix it.  Hobart digital TV is
> transmitted on channels 7,8,9A,10 and 11 so I'm somewhat limited in my
> sampling ability.
>
> After having my brain in gigabytes of log files, device driver code and the
> user manual for the CE6231 (similar to the ZL10353/CE6353 and VERY useful)
> for the past three days I think I'll take the rest of the evening off. :)
>
> Cheers,
> Roger.
>
> Send instant messages to your online friends http://au.messenger.yahoo.com
>
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