On Monday 14 Nov 2005 16:47, Soyeb Aswat wrote: > Hello Bill, > > I've copied this message to the linux-dvb list which would be a more > appropriate place for this discussion. > > I believe these values are discovered by observing the i2c accesses of > the windows drivers whilst running the cards on a Windows machine. I > also know of people that have used logic probes to find the values. > > Of course I could be mis-understanding everything here.... Unfortunately thats very frequently the case :( People have used hardware i2c sniffers before - e.g. http://warmcat.com/milksop/cheapi2c.html