Holger Waechtler wrote: > Mac Michaels wrote: > >I am the owner of a FunsionHDTV 3 Gold card. I have the > >analog TV and audio working with my modificatons to the > >CX88 driver. I am working on the Digital TV (HDTV ATSC) and > >want to integrate it into DVB as I seems to be a good fit. > >The FusionHDTV card produces a transport stream that seems > >to fit well with DVB. I found Chris Pascoe's modifications > >to the cx88 driver and plan to adapt them for my card. The > >LGDT3302 frontend provides some of the signal quality data > >the other DVB demodulators provide. It tunes the same > >physical frequency bands as U.S. analog TV. > > > >I am not sure which fe_type I should use for the driver. > >FE_QAM seems appropriate for QAM 64/256 that is supported > >by the card. What existing or new type is ATSC HDTV? Does > >the driver register 2 interfaces, one for each type? > > I'd propose FE_ATSC because it's not straight QAM but QAM encapsulated > in 8VSB -- similiar to the DVB-T/OFDM demods which encapsulate a QPSK or > QAM modulation in a OFDM multiplexing scheme.
That's what I would do, too. BTW, Christopher Pascoe mailed me privately (in response to the Hauppauge cx88 Nova driver announcement), so maybe there's a new driver coming soon... > >I think a new fe_caps may be needed for 8VSB ATSC. How > >about: > > > >FE_CAN_VSB_8 I would prefer FE_CAN_8VSB. > >For fe_type FE_QAM the fe_caps should probably be > > > >FE_CAN_QAM_64 | FE_QAM_256 > > sounds good. Yep. Johannes
