diff options
Diffstat (limited to 'gr-uhd/examples/python/usrp_wfm_rcv_fmdet.py')
| -rwxr-xr-x | gr-uhd/examples/python/usrp_wfm_rcv_fmdet.py | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/gr-uhd/examples/python/usrp_wfm_rcv_fmdet.py b/gr-uhd/examples/python/usrp_wfm_rcv_fmdet.py index 9649857c0..514bd4faf 100755 --- a/gr-uhd/examples/python/usrp_wfm_rcv_fmdet.py +++ b/gr-uhd/examples/python/usrp_wfm_rcv_fmdet.py @@ -1,24 +1,24 @@ #!/usr/bin/env python # # Copyright 2005-2007,2011 Free Software Foundation, Inc. -# +# # This file is part of GNU Radio -# +# # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3, or (at your option) # any later version. -# +# # GNU Radio is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. -# +# # You should have received a copy of the GNU General Public License # along with GNU Radio; see the file COPYING. If not, write to # the Free Software Foundation, Inc., 51 Franklin Street, # Boston, MA 02110-1301, USA. -# +# from gnuradio import gr, optfir, audio, blks2, uhd from gnuradio.eng_option import eng_option @@ -59,10 +59,10 @@ class wfm_rx_block (stdgui2.std_top_block): if len(args) != 0: parser.print_help() sys.exit(1) - + self.frame = frame self.panel = panel - + self.vol = 0 self.state = "FREQ" self.freq = 0 @@ -112,7 +112,7 @@ class wfm_rx_block (stdgui2.std_top_block): self.audio_sink = audio.sink (int (audio_rate), options.audio_output, False) # ok_to_block - + # now wire it all together self.connect (self.u, self.chan_filt, self.guts) self.connect((self.guts, 0), self.lchan_filt, @@ -206,7 +206,7 @@ class wfm_rx_block (stdgui2.std_top_block): if 0: - LmR_fft = fftsink2.fft_sink_f(self.panel, title="LmR", + LmR_fft = fftsink2.fft_sink_f(self.panel, title="LmR", fft_size=512, sample_rate=audio_rate, y_per_div=10, ref_level=-20) self.connect (self.guts.LmR_real,LmR_fft) @@ -216,7 +216,7 @@ class wfm_rx_block (stdgui2.std_top_block): self.scope = scopesink2.scope_sink_f(self.panel, sample_rate=demod_rate) self.connect (self.guts.fm_demod,self.scope) vbox.Add (self.scope.win,4,wx.EXPAND) - + # control area form at bottom self.myform = myform = form.form() @@ -243,7 +243,7 @@ class wfm_rx_block (stdgui2.std_top_block): callback=self.set_vol) hbox.Add((5,0), 1) - g = self.u.get_gain_range() + g = self.u.get_gain_range() myform['gain'] = \ form.quantized_slider_field(parent=self.panel, sizer=hbox, label="Gain", weight=3, range=(g.start(), g.stop(), g.step()), @@ -283,7 +283,7 @@ class wfm_rx_block (stdgui2.std_top_block): elif self.rot <=-3: self.set_vol(self.vol - step) self.rot += 3 - + def on_button (self, event): if event.value == 0: # button up return @@ -293,7 +293,7 @@ class wfm_rx_block (stdgui2.std_top_block): else: self.state = "FREQ" self.update_status_bar () - + def set_vol (self, vol): g = self.volume_range() @@ -308,7 +308,7 @@ class wfm_rx_block (stdgui2.std_top_block): self.guts.stereo_carrier_pll_recovery.set_lock_threshold(squelch_threshold); except: print "FYI: This implementation of the stereo_carrier_pll_recovery has no squelch implementation yet" - + def set_freq(self, target_freq): """ @@ -317,7 +317,7 @@ class wfm_rx_block (stdgui2.std_top_block): @param target_freq: frequency in Hz @rypte: bool """ - + r = self.u.set_center_freq(target_freq) if r: @@ -330,7 +330,7 @@ class wfm_rx_block (stdgui2.std_top_block): self._set_status_msg("Failed", 0) return False - + def set_gain(self, gain): self.myform['gain'].set_value(gain) # update displayed value self.u.set_gain(gain) @@ -342,7 +342,7 @@ class wfm_rx_block (stdgui2.std_top_block): def volume_range(self): return (-20.0, 0.0, 0.5) - + if __name__ == '__main__': app = stdgui2.stdapp (wfm_rx_block, "USRP WFM RX") |