X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=gr-noaa%2Fapps%2Fusrp_rx_hrpt.py;h=c1d0fd6e915afbbc37dbd8b1f4c09dc8fb9549bf;hb=ae5b4ed2ce8c4a0903eea1b264da5393a179c9fe;hp=ae70f25c8ce0d3733b2a10ca392207d323d4185f;hpb=bbd3df51732b2b63ae9d20e9fddd12229cf6b2ef;p=debian%2Fgnuradio diff --git a/gr-noaa/apps/usrp_rx_hrpt.py b/gr-noaa/apps/usrp_rx_hrpt.py index ae70f25c..c1d0fd6e 100755 --- a/gr-noaa/apps/usrp_rx_hrpt.py +++ b/gr-noaa/apps/usrp_rx_hrpt.py @@ -2,12 +2,13 @@ ################################################## # Gnuradio Python Flow Graph # Title: USRP HRPT Receiver -# Generated: Sun Sep 27 13:37:23 2009 +# Generated: Sun Nov 1 19:28:13 2009 ################################################## from gnuradio import eng_notation from gnuradio import gr from gnuradio import noaa +from gnuradio import window from gnuradio.eng_option import eng_option from gnuradio.gr import firdes from gnuradio.wxgui import fftsink2 @@ -17,7 +18,7 @@ from grc_gnuradio import usrp as grc_usrp from grc_gnuradio import wxgui as grc_wxgui from optparse import OptionParser import ConfigParser -import math +import math, os import wx class usrp_rx_hrpt(grc_wxgui.top_block_gui): @@ -28,10 +29,10 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): ################################################## # Variables ################################################## - self.config_filename = config_filename = 'usrp_rx_hrpt.cfg' + self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/config.conf' self._decim_config = ConfigParser.ConfigParser() self._decim_config.read(config_filename) - try: decim = self._decim_config.getfloat('usrp', 'decim') + try: decim = self._decim_config.getfloat('usrp_rx_hrpt', 'decim') except: decim = 16 self.decim = decim self.sym_rate = sym_rate = 600*1109 @@ -39,79 +40,55 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): self.sps = sps = sample_rate/sym_rate self._side_config = ConfigParser.ConfigParser() self._side_config.read(config_filename) - try: side = self._side_config.get('usrp', 'side') + try: side = self._side_config.get('usrp_rx_hrpt', 'side') except: side = 'A' self.side = side - self._saved_sync_alpha_config = ConfigParser.ConfigParser() - self._saved_sync_alpha_config.read(config_filename) - try: saved_sync_alpha = self._saved_sync_alpha_config.getfloat('demod', 'sync_alpha') - except: saved_sync_alpha = 0.05 - self.saved_sync_alpha = saved_sync_alpha self._saved_pll_alpha_config = ConfigParser.ConfigParser() self._saved_pll_alpha_config.read(config_filename) - try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat('demod', 'pll_alpha') + try: saved_pll_alpha = self._saved_pll_alpha_config.getfloat('usrp_rx_hrpt', 'pll_alpha') except: saved_pll_alpha = 0.05 self.saved_pll_alpha = saved_pll_alpha self._saved_gain_config = ConfigParser.ConfigParser() self._saved_gain_config.read(config_filename) - try: saved_gain = self._saved_gain_config.getfloat('usrp', 'gain') + try: saved_gain = self._saved_gain_config.getfloat('usrp_rx_hrpt', 'gain') except: saved_gain = 35 self.saved_gain = saved_gain self._saved_freq_config = ConfigParser.ConfigParser() self._saved_freq_config.read(config_filename) - try: saved_freq = self._saved_freq_config.getfloat('usrp', 'freq') + try: saved_freq = self._saved_freq_config.getfloat('usrp_rx_hrpt', 'freq') except: saved_freq = 1698e6 self.saved_freq = saved_freq - self.hs = hs = int(sps/2.0) - self.sync_alpha = sync_alpha = saved_sync_alpha + self._saved_clock_alpha_config = ConfigParser.ConfigParser() + self._saved_clock_alpha_config.read(config_filename) + try: saved_clock_alpha = self._saved_clock_alpha_config.getfloat('usrp_rx_hrpt', 'clock_alpha') + except: saved_clock_alpha = 0.05 + self.saved_clock_alpha = saved_clock_alpha self.side_text = side_text = side self.pll_alpha = pll_alpha = saved_pll_alpha self._output_filename_config = ConfigParser.ConfigParser() self._output_filename_config.read(config_filename) - try: output_filename = self._output_filename_config.get('output', 'filename') + try: output_filename = self._output_filename_config.get('usrp_rx_hrpt', 'filename') except: output_filename = 'frames.dat' self.output_filename = output_filename - self.mf_taps = mf_taps = [-0.5/hs,]*hs+[0.5/hs]*hs - self.max_sync_offset = max_sync_offset = 0.01 + self.max_clock_offset = max_clock_offset = 0.1 self.max_carrier_offset = max_carrier_offset = 2*math.pi*100e3/sample_rate + self.hs = hs = int(sps/2.0) self.gain = gain = saved_gain self.freq = freq = saved_freq self.decim_text = decim_text = decim + self.clock_alpha = clock_alpha = saved_clock_alpha ################################################## # Notebooks ################################################## self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP) - self.displays.AddPage(grc_wxgui.Panel(self.displays), "RX") + self.displays.AddPage(grc_wxgui.Panel(self.displays), "Spectrum") self.displays.AddPage(grc_wxgui.Panel(self.displays), "Demod") self.GridAdd(self.displays, 2, 0, 1, 4) ################################################## # Controls ################################################## - _sync_alpha_sizer = wx.BoxSizer(wx.VERTICAL) - self._sync_alpha_text_box = forms.text_box( - parent=self.GetWin(), - sizer=_sync_alpha_sizer, - value=self.sync_alpha, - callback=self.set_sync_alpha, - label="SYNC Alpha", - converter=forms.float_converter(), - proportion=0, - ) - self._sync_alpha_slider = forms.slider( - parent=self.GetWin(), - sizer=_sync_alpha_sizer, - value=self.sync_alpha, - callback=self.set_sync_alpha, - minimum=0.0, - maximum=0.5, - num_steps=100, - style=wx.SL_HORIZONTAL, - cast=float, - proportion=1, - ) - self.GridAdd(_sync_alpha_sizer, 0, 3, 1, 1) self._side_text_static_text = forms.static_text( parent=self.GetWin(), value=self.side_text, @@ -182,6 +159,29 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): converter=forms.float_converter(), ) self.GridAdd(self._decim_text_static_text, 1, 1, 1, 1) + _clock_alpha_sizer = wx.BoxSizer(wx.VERTICAL) + self._clock_alpha_text_box = forms.text_box( + parent=self.GetWin(), + sizer=_clock_alpha_sizer, + value=self.clock_alpha, + callback=self.set_clock_alpha, + label="Clock Alpha", + converter=forms.float_converter(), + proportion=0, + ) + self._clock_alpha_slider = forms.slider( + parent=self.GetWin(), + sizer=_clock_alpha_sizer, + value=self.clock_alpha, + callback=self.set_clock_alpha, + minimum=0.0, + maximum=0.5, + num_steps=100, + style=wx.SL_HORIZONTAL, + cast=float, + proportion=1, + ) + self.GridAdd(_clock_alpha_sizer, 0, 3, 1, 1) ################################################## # Blocks @@ -189,20 +189,24 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): self.agc = gr.agc_cc(1e-6, 1.0, 1.0, 1.0) self.decoder = noaa.hrpt_decoder() self.deframer = noaa.hrpt_deframer() - self.frame_sink = gr.file_sink(gr.sizeof_short*1, output_filename) - self.gr_fir_filter_xxx_0 = gr.fir_filter_ccc(1, (mf_taps)) - self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset) - self.pll_scope = scopesink2.scope_sink_f( + self.demod_scope = scopesink2.scope_sink_f( self.displays.GetPage(1).GetWin(), - title="Demod Waveform", - sample_rate=sample_rate, + title="Post-Demod", + sample_rate=sym_rate*2.0, v_scale=0.5, - t_scale=20.0/sample_rate, + v_offset=0, + t_scale=10.0/sym_rate, ac_couple=False, xy_mode=False, num_inputs=1, ) - self.displays.GetPage(1).GridAdd(self.pll_scope.win, 0, 0, 1, 1) + self.displays.GetPage(1).GridAdd(self.demod_scope.win, 0, 0, 1, 1) + self.frame_sink = gr.file_sink(gr.sizeof_short*1, output_filename) + self.gr_binary_slicer_fb_0 = gr.binary_slicer_fb() + self.gr_clock_recovery_mm_xx_0 = gr.clock_recovery_mm_ff(sps/2.0, clock_alpha**2/4.0, 0.5, clock_alpha, max_clock_offset) + self.gr_moving_average_xx_0 = gr.moving_average_ff(hs, 1.0/hs, 4000) + self.noaa_hrpt_bit_sync_0 = noaa.hrpt_bit_sync() + self.pll = noaa.hrpt_pll_cf(pll_alpha, pll_alpha**2/4.0, max_carrier_offset) self.rx_fft = fftsink2.fft_sink_c( self.displays.GetPage(0).GetWin(), baseband_freq=freq, @@ -217,20 +221,9 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): avg_alpha=0.1, title="RX Spectrum", peak_hold=False, + size=(640, 360), ) self.displays.GetPage(0).GridAdd(self.rx_fft.win, 0, 0, 1, 1) - self.rx_scope = scopesink2.scope_sink_c( - self.displays.GetPage(0).GetWin(), - title="RX Waveform", - sample_rate=sample_rate, - v_scale=0, - t_scale=20.0/sample_rate, - ac_couple=False, - xy_mode=False, - num_inputs=1, - ) - self.displays.GetPage(0).GridAdd(self.rx_scope.win, 1, 0, 1, 1) - self.sync = noaa.hrpt_sync_fb(sync_alpha, sync_alpha**2/4.0, sps, max_sync_offset) self.usrp_source = grc_usrp.simple_source_c(which=0, side=side, rx_ant="RXA") self.usrp_source.set_decim_rate(decim) self.usrp_source.set_frequency(freq, verbose=True) @@ -239,104 +232,101 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): ################################################## # Connections ################################################## + self.connect((self.noaa_hrpt_bit_sync_0, 0), (self.deframer, 0)) + self.connect((self.gr_binary_slicer_fb_0, 0), (self.noaa_hrpt_bit_sync_0, 0)) + self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.gr_binary_slicer_fb_0, 0)) self.connect((self.deframer, 0), (self.frame_sink, 0)) - self.connect((self.sync, 0), (self.deframer, 0)) - self.connect((self.pll, 0), (self.sync, 0)) - self.connect((self.pll, 0), (self.pll_scope, 0)) - self.connect((self.agc, 0), (self.rx_scope, 0)) - self.connect((self.agc, 0), (self.rx_fft, 0)) self.connect((self.deframer, 0), (self.decoder, 0)) - self.connect((self.agc, 0), (self.gr_fir_filter_xxx_0, 0)) - self.connect((self.gr_fir_filter_xxx_0, 0), (self.pll, 0)) + self.connect((self.gr_clock_recovery_mm_xx_0, 0), (self.demod_scope, 0)) + self.connect((self.gr_moving_average_xx_0, 0), (self.gr_clock_recovery_mm_xx_0, 0)) + self.connect((self.pll, 0), (self.gr_moving_average_xx_0, 0)) + self.connect((self.agc, 0), (self.pll, 0)) self.connect((self.usrp_source, 0), (self.agc, 0)) + self.connect((self.agc, 0), (self.rx_fft, 0)) def set_config_filename(self, config_filename): self.config_filename = config_filename - self._side_config = ConfigParser.ConfigParser() - self._side_config.read(self.config_filename) - if not self._side_config.has_section('usrp'): - self._side_config.add_section('usrp') - self._side_config.set('usrp', 'side', str(self.side)) - self._side_config.write(open(self.config_filename, 'w')) - self._decim_config = ConfigParser.ConfigParser() - self._decim_config.read(self.config_filename) - if not self._decim_config.has_section('usrp'): - self._decim_config.add_section('usrp') - self._decim_config.set('usrp', 'decim', str(self.decim)) - self._decim_config.write(open(self.config_filename, 'w')) self._saved_freq_config = ConfigParser.ConfigParser() self._saved_freq_config.read(self.config_filename) - if not self._saved_freq_config.has_section('usrp'): - self._saved_freq_config.add_section('usrp') - self._saved_freq_config.set('usrp', 'freq', str(self.freq)) + if not self._saved_freq_config.has_section('usrp_rx_hrpt'): + self._saved_freq_config.add_section('usrp_rx_hrpt') + self._saved_freq_config.set('usrp_rx_hrpt', 'freq', str(self.freq)) self._saved_freq_config.write(open(self.config_filename, 'w')) self._saved_gain_config = ConfigParser.ConfigParser() self._saved_gain_config.read(self.config_filename) - if not self._saved_gain_config.has_section('usrp'): - self._saved_gain_config.add_section('usrp') - self._saved_gain_config.set('usrp', 'gain', str(self.gain)) + if not self._saved_gain_config.has_section('usrp_rx_hrpt'): + self._saved_gain_config.add_section('usrp_rx_hrpt') + self._saved_gain_config.set('usrp_rx_hrpt', 'gain', str(self.gain)) self._saved_gain_config.write(open(self.config_filename, 'w')) - self._saved_pll_alpha_config = ConfigParser.ConfigParser() - self._saved_pll_alpha_config.read(self.config_filename) - if not self._saved_pll_alpha_config.has_section('demod'): - self._saved_pll_alpha_config.add_section('demod') - self._saved_pll_alpha_config.set('demod', 'pll_alpha', str(self.pll_alpha)) - self._saved_pll_alpha_config.write(open(self.config_filename, 'w')) - self._saved_sync_alpha_config = ConfigParser.ConfigParser() - self._saved_sync_alpha_config.read(self.config_filename) - if not self._saved_sync_alpha_config.has_section('demod'): - self._saved_sync_alpha_config.add_section('demod') - self._saved_sync_alpha_config.set('demod', 'sync_alpha', str(self.sync_alpha)) - self._saved_sync_alpha_config.write(open(self.config_filename, 'w')) self._output_filename_config = ConfigParser.ConfigParser() self._output_filename_config.read(self.config_filename) - if not self._output_filename_config.has_section('output'): - self._output_filename_config.add_section('output') - self._output_filename_config.set('output', 'filename', str(self.output_filename)) + if not self._output_filename_config.has_section('usrp_rx_hrpt'): + self._output_filename_config.add_section('usrp_rx_hrpt') + self._output_filename_config.set('usrp_rx_hrpt', 'filename', str(self.output_filename)) self._output_filename_config.write(open(self.config_filename, 'w')) + self._saved_pll_alpha_config = ConfigParser.ConfigParser() + self._saved_pll_alpha_config.read(self.config_filename) + if not self._saved_pll_alpha_config.has_section('usrp_rx_hrpt'): + self._saved_pll_alpha_config.add_section('usrp_rx_hrpt') + self._saved_pll_alpha_config.set('usrp_rx_hrpt', 'pll_alpha', str(self.pll_alpha)) + self._saved_pll_alpha_config.write(open(self.config_filename, 'w')) + self._saved_clock_alpha_config = ConfigParser.ConfigParser() + self._saved_clock_alpha_config.read(self.config_filename) + if not self._saved_clock_alpha_config.has_section('usrp_rx_hrpt'): + self._saved_clock_alpha_config.add_section('usrp_rx_hrpt') + self._saved_clock_alpha_config.set('usrp_rx_hrpt', 'clock_alpha', str(self.clock_alpha)) + self._saved_clock_alpha_config.write(open(self.config_filename, 'w')) + self._decim_config = ConfigParser.ConfigParser() + self._decim_config.read(self.config_filename) + if not self._decim_config.has_section('usrp_rx_hrpt'): + self._decim_config.add_section('usrp_rx_hrpt') + self._decim_config.set('usrp_rx_hrpt', 'decim', str(self.decim)) + self._decim_config.write(open(self.config_filename, 'w')) + self._side_config = ConfigParser.ConfigParser() + self._side_config.read(self.config_filename) + if not self._side_config.has_section('usrp_rx_hrpt'): + self._side_config.add_section('usrp_rx_hrpt') + self._side_config.set('usrp_rx_hrpt', 'side', str(self.side)) + self._side_config.write(open(self.config_filename, 'w')) def set_decim(self, decim): self.decim = decim self.set_sample_rate(64e6/self.decim) + self.set_decim_text(self.decim) self._decim_config = ConfigParser.ConfigParser() self._decim_config.read(self.config_filename) - if not self._decim_config.has_section('usrp'): - self._decim_config.add_section('usrp') - self._decim_config.set('usrp', 'decim', str(self.decim)) + if not self._decim_config.has_section('usrp_rx_hrpt'): + self._decim_config.add_section('usrp_rx_hrpt') + self._decim_config.set('usrp_rx_hrpt', 'decim', str(self.decim)) self._decim_config.write(open(self.config_filename, 'w')) - self.set_decim_text(self.decim) self.usrp_source.set_decim_rate(self.decim) def set_sym_rate(self, sym_rate): self.sym_rate = sym_rate self.set_sps(self.sample_rate/self.sym_rate) + self.demod_scope.set_sample_rate(self.sym_rate*2.0) def set_sample_rate(self, sample_rate): self.sample_rate = sample_rate self.set_max_carrier_offset(2*math.pi*100e3/self.sample_rate) self.set_sps(self.sample_rate/self.sym_rate) - self.rx_scope.set_sample_rate(self.sample_rate) self.rx_fft.set_sample_rate(self.sample_rate) - self.pll_scope.set_sample_rate(self.sample_rate) def set_sps(self, sps): self.sps = sps self.set_hs(int(self.sps/2.0)) + self.gr_clock_recovery_mm_xx_0.set_omega(self.sps/2.0) def set_side(self, side): self.side = side self.set_side_text(self.side) self._side_config = ConfigParser.ConfigParser() self._side_config.read(self.config_filename) - if not self._side_config.has_section('usrp'): - self._side_config.add_section('usrp') - self._side_config.set('usrp', 'side', str(self.side)) + if not self._side_config.has_section('usrp_rx_hrpt'): + self._side_config.add_section('usrp_rx_hrpt') + self._side_config.set('usrp_rx_hrpt', 'side', str(self.side)) self._side_config.write(open(self.config_filename, 'w')) - def set_saved_sync_alpha(self, saved_sync_alpha): - self.saved_sync_alpha = saved_sync_alpha - self.set_sync_alpha(self.saved_sync_alpha) - def set_saved_pll_alpha(self, saved_pll_alpha): self.saved_pll_alpha = saved_pll_alpha self.set_pll_alpha(self.saved_pll_alpha) @@ -349,22 +339,9 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): self.saved_freq = saved_freq self.set_freq(self.saved_freq) - def set_hs(self, hs): - self.hs = hs - self.set_mf_taps([-0.5/self.hs,]*self.hs+[0.5/self.hs]*self.hs) - - def set_sync_alpha(self, sync_alpha): - self.sync_alpha = sync_alpha - self._sync_alpha_slider.set_value(self.sync_alpha) - self._sync_alpha_text_box.set_value(self.sync_alpha) - self._saved_sync_alpha_config = ConfigParser.ConfigParser() - self._saved_sync_alpha_config.read(self.config_filename) - if not self._saved_sync_alpha_config.has_section('demod'): - self._saved_sync_alpha_config.add_section('demod') - self._saved_sync_alpha_config.set('demod', 'sync_alpha', str(self.sync_alpha)) - self._saved_sync_alpha_config.write(open(self.config_filename, 'w')) - self.sync.set_alpha(self.sync_alpha) - self.sync.set_beta(self.sync_alpha**2/4.0) + def set_saved_clock_alpha(self, saved_clock_alpha): + self.saved_clock_alpha = saved_clock_alpha + self.set_clock_alpha(self.saved_clock_alpha) def set_side_text(self, side_text): self.side_text = side_text @@ -376,9 +353,9 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): self._pll_alpha_text_box.set_value(self.pll_alpha) self._saved_pll_alpha_config = ConfigParser.ConfigParser() self._saved_pll_alpha_config.read(self.config_filename) - if not self._saved_pll_alpha_config.has_section('demod'): - self._saved_pll_alpha_config.add_section('demod') - self._saved_pll_alpha_config.set('demod', 'pll_alpha', str(self.pll_alpha)) + if not self._saved_pll_alpha_config.has_section('usrp_rx_hrpt'): + self._saved_pll_alpha_config.add_section('usrp_rx_hrpt') + self._saved_pll_alpha_config.set('usrp_rx_hrpt', 'pll_alpha', str(self.pll_alpha)) self._saved_pll_alpha_config.write(open(self.config_filename, 'w')) self.pll.set_alpha(self.pll_alpha) self.pll.set_beta(self.pll_alpha**2/4.0) @@ -387,32 +364,31 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): self.output_filename = output_filename self._output_filename_config = ConfigParser.ConfigParser() self._output_filename_config.read(self.config_filename) - if not self._output_filename_config.has_section('output'): - self._output_filename_config.add_section('output') - self._output_filename_config.set('output', 'filename', str(self.output_filename)) + if not self._output_filename_config.has_section('usrp_rx_hrpt'): + self._output_filename_config.add_section('usrp_rx_hrpt') + self._output_filename_config.set('usrp_rx_hrpt', 'filename', str(self.output_filename)) self._output_filename_config.write(open(self.config_filename, 'w')) - def set_mf_taps(self, mf_taps): - self.mf_taps = mf_taps - self.gr_fir_filter_xxx_0.set_taps((self.mf_taps)) - - def set_max_sync_offset(self, max_sync_offset): - self.max_sync_offset = max_sync_offset - self.sync.set_max_offset(self.max_sync_offset) + def set_max_clock_offset(self, max_clock_offset): + self.max_clock_offset = max_clock_offset def set_max_carrier_offset(self, max_carrier_offset): self.max_carrier_offset = max_carrier_offset self.pll.set_max_offset(self.max_carrier_offset) + def set_hs(self, hs): + self.hs = hs + self.gr_moving_average_xx_0.set_length_and_scale(self.hs, 1.0/self.hs) + def set_gain(self, gain): self.gain = gain self._gain_slider.set_value(self.gain) self._gain_text_box.set_value(self.gain) self._saved_gain_config = ConfigParser.ConfigParser() self._saved_gain_config.read(self.config_filename) - if not self._saved_gain_config.has_section('usrp'): - self._saved_gain_config.add_section('usrp') - self._saved_gain_config.set('usrp', 'gain', str(self.gain)) + if not self._saved_gain_config.has_section('usrp_rx_hrpt'): + self._saved_gain_config.add_section('usrp_rx_hrpt') + self._saved_gain_config.set('usrp_rx_hrpt', 'gain', str(self.gain)) self._saved_gain_config.write(open(self.config_filename, 'w')) self.usrp_source.set_gain(self.gain) @@ -421,9 +397,9 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): self._freq_text_box.set_value(self.freq) self._saved_freq_config = ConfigParser.ConfigParser() self._saved_freq_config.read(self.config_filename) - if not self._saved_freq_config.has_section('usrp'): - self._saved_freq_config.add_section('usrp') - self._saved_freq_config.set('usrp', 'freq', str(self.freq)) + if not self._saved_freq_config.has_section('usrp_rx_hrpt'): + self._saved_freq_config.add_section('usrp_rx_hrpt') + self._saved_freq_config.set('usrp_rx_hrpt', 'freq', str(self.freq)) self._saved_freq_config.write(open(self.config_filename, 'w')) self.usrp_source.set_frequency(self.freq) self.rx_fft.set_baseband_freq(self.freq) @@ -432,6 +408,19 @@ class usrp_rx_hrpt(grc_wxgui.top_block_gui): self.decim_text = decim_text self._decim_text_static_text.set_value(self.decim_text) + def set_clock_alpha(self, clock_alpha): + self.clock_alpha = clock_alpha + self._clock_alpha_slider.set_value(self.clock_alpha) + self._clock_alpha_text_box.set_value(self.clock_alpha) + self._saved_clock_alpha_config = ConfigParser.ConfigParser() + self._saved_clock_alpha_config.read(self.config_filename) + if not self._saved_clock_alpha_config.has_section('usrp_rx_hrpt'): + self._saved_clock_alpha_config.add_section('usrp_rx_hrpt') + self._saved_clock_alpha_config.set('usrp_rx_hrpt', 'clock_alpha', str(self.clock_alpha)) + self._saved_clock_alpha_config.write(open(self.config_filename, 'w')) + self.gr_clock_recovery_mm_xx_0.set_gain_omega(self.clock_alpha**2/4.0) + self.gr_clock_recovery_mm_xx_0.set_gain_mu(self.clock_alpha) + if __name__ == '__main__': parser = OptionParser(option_class=eng_option, usage="%prog: [options]") (options, args) = parser.parse_args()