On Monday 07 Nov 2005 23:25, Ralph Metzler wrote: > irk writes: > > From: "Andrew de Quincey" <adq_dvb@xxxxxxxxxxxxx> > > > > >> I wonder if it would be possible to simple have some form of > > >> retransmission > > >> at the application level... I'll have a look at en50221. > > > > > > Hmm, I've had a look. Unfortunately, even though the CAM control > > > protocol is > > > massively overdesigned for what is needed, it doesn't seem to provide > > > any support for error detection or retransmission of corrupt > > > messages!! :( > > > > So again the question posed before: How the set-top folks do this that > > there are no > > visible problems? > > I had similar problems with a Nokia receiver and Irdeto CAMs a few > years ago. One worked fine and the other had artifacts like you > described. So, the "set-top folks" don't always manage it to work with > all CAMs either. Just to add more to our list of CAM oddities. The topuptv(uk)/SCM CAMs in a budget-av slot somehow don't trigger the card detect signal. The cam works fine otherwise (I've got a workaround for the detection), but its a bit odd. The CAM card detect works fine in a budget-ci v1.0A interface.