From: "Andrew de Quincey" <[EMAIL PROTECTED]> > With DVB-T, the zigzag scanning code chooses a step size as follows: > > stepsize = fe->info->frequency_stepsize * 2; > > frequency_stepsize for OFDM frontends seems to be set to 166667 usually, > which means it zigzags using a stepsize of 333334. > > Thing is, in my experience, frequency bending doesn't work for DVB-T > either. Using a stepsize of 166667 for trying to lock on to a slightly > displaced signal is way too large, let alone 333334.
Hmm, it makes perfect sense to me. The TDA10045H supposedly can detect a signal within +/-167kHz, so you'd check this range by querying its registers, then use the zigzag scan to check the adjacent ranges... Regards, -- Robert Schlabbach e-mail: [EMAIL PROTECTED] Berlin, Germany -- Info: To unsubscribe send a mail to [EMAIL PROTECTED] with "unsubscribe linux-dvb" as subject.
