On Fri, Oct 20, 2006 at 10:55:46AM +0200, Roberto Mastrodonato wrote: > My daugtherboard is a flex2400. To test its goodness I launch: > > ./benchmark_tx.py -f 2412000000.0 -v and I get > > >>>gr_fir_fff: using 3DNow! > bits per symbol = 1 > Gaussian filter bt = 0.35 > Using TX d'board A: Flex 2400 Tx > Tx amplitude 12000 > modulation: gmsk_mod > bitrate: 500kb/s > samples/symbol: 2 > interp: 128 > Tx Frequency: 2.412G > .............. > > and > > ./benchmark_rx.py -f 2412000000.0 -v and I get > > >>>gr_fir_fff: using 3DNow! > bits per symbol = 1 > M&M clock recovery omega = 2.000000 > M&M clock recovery gain mu = 0.050000 > M&M clock recovery mu = 0.500000 > M&M clock recovery omega rel. limit = 0.005000 > frequency error = 0.000000 > Using RX d'board A: Flex 2400 Rx > Rx gain: 45 > modulation: gmsk_demod > bitrate: 500kb/s > samples/symbol: 2 > decim: 64 > Rx Frequency: 2.412G > > Besides, if I launch ./usrp_oscope.py -f 2.4G I get > > ** (python:4994): WARNING **: IPP request failed with status 1030 > > ** (python:4994): WARNING **: IPP request failed with status 1030 > uO > > with a windows showing the oscilloscope. > > My question is: why if I launch ./benchmark_tx.py -f 2412000000.0 -v on a tx > machine and /benchmark_rx.py -f 2412000000.0 -v on a rx machine, the rx one > is not receiving anything? No packets! > And if I launch /usrp_oscope.py -f 2.4G on the rx machine and then I > generate 802.11b traffic at 1 Mbit, why am I not seeing any signal intensity > variation on the oscilloscope? > In the end, am I needed to pre-install particoular flex2400 firmwares before > starting examples or those firmwares are directly loaded when I launch the > examples? > Is it possible to get a clear description (scripts I mean) about creating > communications between USRPs standing on different machines? > > 10x a lot > > Roberto
Have you read the README in gnuradio-examples/python/digital? Eric _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
