On Mon, Aug 24, 2009 at 11:29:10AM -0700, udadidd wrote: > > Hi > > I wanted to do the benchmark tx and rx with Audio instead of the USRP. > I made all the changes to the transmitter and the receiver. The transmitter > works fine but the receiver hangs!! > > I do the upconversion on transmitter after modulating, and transmit. and do > the downconversion on receiver side before demodulating. > > Upconversion : I multiply by a sine wave > Downconversion : I multiply by both sine and cos, (which make I and Q) and > use a float_to_complex to make them into one complex stream. > > I set the converter rate = sample rate = 18000 > frequency = 250 Hz > interp_deci_rate = 200 > Bit rate comes to 45 when samples_per_symbol = 2 > > I guess the hanging is at the delete_head() stage of the pkt.py! That just > means the packets received are not in proper format! Wr can i possibly be > going wrong? I am stuck here and any suggestion will be of great help! > > Thank u
When we're debugging new code, we generally log the intermediate results to files using gr.file_sink, then look at the resulting data using some combination of octave, maplotlib, and/or scipy. Eric _______________________________________________ Discuss-gnuradio mailing list [email protected] http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
