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

Michael Krufky mkrufky at linuxtv.org
Wed Apr 25 14:18:34 CEST 2007


ras243-dvb at yahoo.com wrote:
> Hi all,
> 
> A brief update.  Firstly I've confirmed my newly created firmware file (pulled
> from usbsnoop logs) being sent to the xc3028 is identical to windows. 
> Secondly, apart from a gate register being written, the ZL10353 should be
> consistent as well.  Thirdly when I force the tuning data being sent to the
> XC3028 I'm still not getting a lock for the same numbers which worked under
> windows. :(
> 
> Points of note are that the initialisation sequence is different to windows but
> when I started tweaking GPIO pins to be similar I hung the USB bus.  Secondly
> on the windows logs just before the data stream begins the zl10353 demodulator
> is disabled (0x0c -> &0x50) and it starts chatting to i2c addresses 6f and 6b
> but I don't know what chips or interfaces they are.

You can ignore the access to 0x6f and 0x6b -- those are the RTC chips, and they're not needed for normal functionality.

This, however, isn't clear to me: "zl10353 demodulator is disabled (0x0c -> &0x50)" ... can you show a usbsnoop log snippet of this behavior?

> I'm going to have to sleep on it.
> 
> Roger.

Cheers,

Mike



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