[linux-dvb] MT2060 IF1 calculation

Ralph Metzler rjkm at metzlerbros.de
Tue Dec 5 18:18:51 CET 2006

Chun Chung Lo writes:
 > I am now studying the MT2060 silicon tuner driver with the use of
 > TDA10046A. And my development board has no EEPROM for both TDA10046A and
 > MT2060.
 > I found that in the linux-2.6.19 source tree, all the DVB-T devices
 > which used MT2060, will try to load the IF1 value from a EEPROM. But how
 > about if I have no EEPROM?
 > Do I need to manually calculate the IF1 value? If so, how? Is it very
 > complicated?

It has to be measured. AFAIK, the self-calibration can also do that
but is not as accurate. So, most card manufacturers write it into 
the EEPROM. Of course everybody uses their own data format, location, 


More information about the linux-dvb mailing list