[linux-dvb] Re: Nexus-CA/stv0297 problems

[timkaiser@t-online.de (Tim Kaiser)]

Am Freitag, 19. November 2004 18:46 schrieb Robert Schlabbach:
> From: "Andrew de Quincey" <adq_dvb@lidskialf.net>
>
> > > Saa7146         TDA9198
> > > Pin                  Pin
> > > 141   -->      30
> >
> > SAA7146 GPIO3
> >
> > > 143   -->        9
> >
> > SAA7146 GPIO1
>
> So:
>
> SAA7146A GPIO1 -> TDA9819 STD
> SAA7146A GPIO3 -> TDA9819 INSWI
>
> Makes sense to use these two GPIOs, since they were used to control SCART
> pins 8 and 16, respectively, and the new card doesn't seem to have a SCART
> connector (or does it?). To complete the list, I presume the other two
> GPIOs still have the same task:
>
> SAA7146A GPIO0 is presumably still the Dual-Port RAM interrupt input
> SAA7146A GPIO2 is presumably still the board reset pin (HIGH for operation)
>
> So you'll probably have to write 0x50505010 to SAA7146A register 0xE0 for
> DVB operation, 0x40505010 for analog PAL-B/G and SECAM-L, and 0x40504010
> for analog NTSC-M.
>
> Regards,
> --
> Robert Schlabbach
> e-mail: robert_s@gmx.net
> Berlin, Germany

I/O's are:

Antenna IN/OUT 75Ohm
Composite Video-IN/OUT
S/PDIF-OUT (mit AC3 Signal)
Audio Line-IN/OUT (Stereo)
Optional : Common-Interface (for PAY-TV )