[sane-devel] Canon MF8030c

Nicolas Martin nicolas0martin at gmail.com
Sun Jul 25 13:03:34 UTC 2010

Le samedi 24 juillet 2010 à 00:00 +0200, Mickael Profeta a écrit :
> Hmm, that's funny indeed. Maybe to clarify, I do not know if it is
> related or not. The scanner has two modes, "distant scan" and "connected
> to a computer". Not quite sure of the translation. I attach a new log
> in "computer" mode under windows, but I fear the log is incomplete,
> even if the scan was ok. 
> I compile your modified version of pixma_imageclass.c and attach a new
> log (scan.log). The scanner has the same behaviour as before.
> Hope you could find some clue.

Well, the attached usb snoop you last sent is unfortunately even worse
and totally unusable, only a few bytes exchanged are shown here.

I'm very skeptical if we can come to some success using the current
ImageClass protocol, I'm afraid a rewrite of this new protocol is
necessary. With understanding of new messages, how they are formated and
of the data they content, this requires having access to a real device
for testing. 

But first, if you could produce this alternate usb snoop, this may


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