I'm not sure if the streaming works with the standard firmware. You'll probably need to use a special firmware (std_2rxhb_2tx_dig.rbf). I'm actually using std_2rxint_2tx_dig.rbf, but this is only because I need a different type of filter (boxcar).
juha On Mon, Jun 21, 2010 at 14:28, Tim Pearce <timothy.pea...@gmail.com> wrote: > Hi, > > I'm trying to use the LSB streaming functionality but cant seem to get the > following code to work: > > ----------- > > self.u=usrp2.source_16sc(options.interface) > self.u.set_center_freq(options.freq) > self.u.set_decim(options.decim) > > print "Current GPIO State: " + str(self.u.read_gpio()) > print "GPIO Streaming: " +str(self.u.enable_gpio_streaming(1)) > > self.head=gr.head(gr.sizeof_float, 100000) > self.sink=gr.file_sink(gr.sizeof_float, 'testfile') > > self.connect(self.u,self.head,self.sink) > > ------------- > > Looking through the firmware I believe I should be using IO Pin 15 for the > LSB of I and Pin 14 for the LSB of Q - I can see the bit toggling from the > print "current GPIO state" statement but opening the captured file in a hex > editor I cant see any change in the LSB of each int16 regardless of the > level of pin 15/14. > > I'm testing with a BasicRX daughterboard and have updated the firmware to > the latest published binaries. > > Am I missing something obvious? > > Thanks in advance, > > Tim > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
