I am also trying to implement full duplex. And are you certain usrp_nbfm_ppt.py operates full duplex? It appears to only enable TX or RX at any given time, which is half duplex, not full duplex.
~ Francesco Matt Ettus wrote: > > Josh Blum wrote: >> Hello, >> >> I am interested in sending and receiving multiple signals (2 or more?) >> with a single USRP. >> >> It seems that to transmit 2 signals to different daughter boards you >> can interleave the signals, set up 2 subdevices, and do a >> self.u.set_mux(0xba98) (i pulled this from the >> fm_tx_2_daughterboards.py example). > > yes. > >> >> I assume that receiving 2 signals would be very similar, perhaps a >> different hex value for set_mux? > > yes, the mux values are different, but should be set automatically. > >> What if I choose to transmit (or receive) those signals on 2 different >> subdevices of the same daughter board, is the code the same? >> >> Transmitting and receiving at the same time using one USRP does not >> seem to fit into this model. Is the correct way to create a USRP >> source and sink in the same flow graph? This may or may not be >> obvious, but my initial attempt failed and I was already sore from >> trying to receive 2 signals at once. > > See the usrp_nbfm_ppt.py example. It operates full duplex. > > Matt > > > > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > -- View this message in context: http://www.nabble.com/mutiple-signals-with-the-usrp-tp8662401p21022557.html Sent from the GnuRadio mailing list archive at Nabble.com. _______________________________________________ Discuss-gnuradio mailing list [email protected] http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
