On Mon, Jul 20, 2009 at 09:10:07PM -0500, Mir M. Ali wrote: > Does that mean that the data being sent is lost or is it just that USRP is > waiting for it to arrive?
uU means that there's a discontinuity in the transmitted burst. The USRP needed to transmit some data, but there was none to send. The receiver will not be able to demodulate the malformed burst. > On Mon, Jul 20, 2009 at 6:30 PM, Eric Blossom <[email protected]> wrote: > > > On Mon, Jul 20, 2009 at 05:29:02PM -0500, Mir M. Ali wrote: > > > Hi, > > > I used benchmark_tx.py with dbpsk modulation with Samples per symbol=7 > > and > > > higher. I found that this resulted in lots of USRP underruns(uU). Why is > > it > > > so? > > > > You're doing more work per symbol. The uU indicates that the host is > > not sending data to the USRP fast enough. > > > > Eric _______________________________________________ Discuss-gnuradio mailing list [email protected] http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
