From: Johnathan Corgan Date: Sun, 27 Sep 2009 20:46:00 +0000 (-0700) Subject: Restored original HRPT GUI script and documented various script choices. X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=745a36295016a08bcf8e81e0246b53cd1a487716;p=debian%2Fgnuradio Restored original HRPT GUI script and documented various script choices. --- diff --git a/gr-noaa/README b/gr-noaa/README index d99c0d90..fada3550 100644 --- a/gr-noaa/README +++ b/gr-noaa/README @@ -5,10 +5,10 @@ As the scripts are generated using GRC, GRC must be installed at runtime in order for them to operate. -HRPT Operation --------------- +HRPT OPERATION usrp_rx_hrpt.py +--------------- This GUI script will receive HRPT RF, demodulate, synchronize, and deframe HRPT minor frames into a file. The file stores a series of 11090 word, @@ -24,12 +24,26 @@ The present HRPT demodulator is only tested at decimation 16. The only other valid decimation rates are 24 and 32, which may word but with more bit errors. No other decimation rates will work. +usrp_rx_hrpt2.py +---------------- + +This GUI script uses fewer graphical displays to reduce CPU consumption on +slower machines, but otherwise operates identically to userp_rx_hrpt.py. + +usrp_rx_hrpt_nogui.py +--------------------- + +This non-GUI script operates without a display and requires that all parameters +be set in the configuration file prior to running. It has no command-line +parameters, and works identically to the GUI scripts. demod_hrpt_file.py +------------------ -This command-line only script will operate on a file generated with +This non-GUI script will operate on a file generated with usrp_rx_cfile.py and output frames in the same format as above. It does -*not* use the configuration file above. +*not* use the configuration file above; instead you must pass parameters to +it on the command line. To exit the program, press Enter. Usage: demod_hrpt_file.py: [options] diff --git a/gr-noaa/apps/Makefile.am b/gr-noaa/apps/Makefile.am index 8cc7cdbe..b9787a92 100644 --- a/gr-noaa/apps/Makefile.am +++ b/gr-noaa/apps/Makefile.am @@ -25,12 +25,14 @@ if PYTHON dist_bin_SCRIPTS = \ demod_hrpt_file.py \ + usrp_rx_hrpt.py \ usrp_rx_hrpt2.py \ usrp_rx_hrpt_nogui.py \ usrp_rx_lrit.py EXTRA_DIST = \ demod_hrpt_file.grc \ + usrp_rx_hrpt.grc \ usrp_rx_hrpt2.grc \ usrp_rx_hrpt_nogui.grc \ usrp_rx_lrit.grc diff --git a/gr-noaa/apps/usrp_rx_hrpt.grc b/gr-noaa/apps/usrp_rx_hrpt.grc new file mode 100644 index 00000000..d0687971 --- /dev/null +++ b/gr-noaa/apps/usrp_rx_hrpt.grc @@ -0,0 +1,1413 @@ + + + Sun Sep 27 13:37:22 2009 + + options + + id + usrp_rx_hrpt + + + _enabled + True + + + title + USRP HRPT Receiver + + + author + + + + description + + + + window_size + 4096,4096 + + + generate_options + wx_gui + + + category + Custom + + + run + True + + + realtime_scheduling + + + + _coordinate + (10, 10) + + + _rotation + 0 + + + + variable + + id + max_carrier_offset + + + _enabled + True + + + value + 2*math.pi*100e3/sample_rate + + + _coordinate + (575, 19) + + + _rotation + 0 + + + + import + + id + import_0 + + + _enabled + True + + + import + import math + + + _coordinate + (11, 76) + + + _rotation + 0 + + + + variable + + id + config_filename + + + _enabled + True + + + value + 'usrp_rx_hrpt.cfg' + + + _coordinate + (12, 129) + + + _rotation + 0 + + + + variable + + id + sym_rate + + + _enabled + True + + + value + 600*1109 + + + _coordinate + (301, 19) + + + _rotation + 0 + + + + variable + + id + sps + + + _enabled + True + + + value + sample_rate/sym_rate + + + _coordinate + (397, 19) + + + _rotation + 0 + + + + variable + + id + hs + + + _enabled + True + + + value + int(sps/2.0) + + + _coordinate + (499, 19) + + + _rotation + 0 + + + + variable + + id + sample_rate + + + _enabled + True + + + value + 64e6/decim + + + _coordinate + (198, 17) + + + _rotation + 0 + + + + variable_slider + + id + gain + + + _enabled + True + + + label + RX Gain + + + value + saved_gain + + + min + 0 + + + max + 100 + + + num_steps + 100 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + 0, 1, 1, 1 + + + notebook + + + + _coordinate + (340, 106) + + + _rotation + 0 + + + + variable_text_box + + id + freq + + + _enabled + True + + + label + Frequency + + + value + saved_freq + + + converver + float_converter + + + formatter + None + + + grid_pos + 0, 0, 1, 1 + + + notebook + + + + _coordinate + (199, 106) + + + _rotation + 0 + + + + variable_slider + + id + pll_alpha + + + _enabled + True + + + label + PLL Alpha + + + value + saved_pll_alpha + + + min + 0.0 + + + max + 0.5 + + + num_steps + 100 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + 0, 2, 1, 1 + + + notebook + + + + _coordinate + (479, 106) + + + _rotation + 0 + + + + variable_slider + + id + sync_alpha + + + _enabled + True + + + label + SYNC Alpha + + + value + saved_sync_alpha + + + min + 0.0 + + + max + 0.5 + + + num_steps + 100 + + + style + wx.SL_HORIZONTAL + + + converver + float_converter + + + grid_pos + 0, 3, 1, 1 + + + notebook + + + + _coordinate + (618, 106) + + + _rotation + 0 + + + + variable_static_text + + id + side_text + + + _enabled + True + + + label + USRP Side + + + value + side + + + converver + str_converter + + + formatter + None + + + grid_pos + 1, 0, 1, 1 + + + notebook + + + + _coordinate + (828, 20) + + + _rotation + 0 + + + + variable_config + + id + side + + + _enabled + True + + + value + 'A' + + + type + string + + + config_file + config_filename + + + section + 'usrp' + + + option + 'side' + + + writeback + side + + + _coordinate + (194, 253) + + + _rotation + 0 + + + + variable_config + + id + decim + + + _enabled + True + + + value + 16 + + + type + real + + + config_file + config_filename + + + section + 'usrp' + + + option + 'decim' + + + writeback + decim + + + _coordinate + (351, 255) + + + _rotation + 0 + + + + variable_config + + id + saved_freq + + + _enabled + True + + + value + 1698e6 + + + type + real + + + config_file + config_filename + + + section + 'usrp' + + + option + 'freq' + + + writeback + freq + + + _coordinate + (507, 258) + + + _rotation + 0 + + + + variable_config + + id + saved_gain + + + _enabled + True + + + value + 35 + + + type + real + + + config_file + config_filename + + + section + 'usrp' + + + option + 'gain' + + + writeback + gain + + + _coordinate + (664, 259) + + + _rotation + 0 + + + + variable_config + + id + saved_pll_alpha + + + _enabled + True + + + value + 0.05 + + + type + real + + + config_file + config_filename + + + section + 'demod' + + + option + 'pll_alpha' + + + writeback + pll_alpha + + + _coordinate + (823, 258) + + + _rotation + 0 + + + + variable_config + + id + saved_sync_alpha + + + _enabled + True + + + value + 0.05 + + + type + real + + + config_file + config_filename + + + section + 'demod' + + + option + 'sync_alpha' + + + writeback + sync_alpha + + + _coordinate + (981, 258) + + + _rotation + 0 + + + + variable_config + + id + output_filename + + + _enabled + True + + + value + 'frames.dat' + + + type + string + + + config_file + config_filename + + + section + 'output' + + + option + 'filename' + + + writeback + output_filename + + + _coordinate + (1139, 259) + + + _rotation + 0 + + + + variable_static_text + + id + decim_text + + + _enabled + True + + + label + Decimation + + + value + decim + + + converver + float_converter + + + formatter + None + + + grid_pos + 1, 1, 1, 1 + + + notebook + + + + _coordinate + (973, 20) + + + _rotation + 0 + + + + variable + + id + max_sync_offset + + + _enabled + True + + + value + 0.01 + + + _coordinate + (705, 19) + + + _rotation + 0 + + + + notebook + + id + displays + + + _enabled + True + + + style + wx.NB_TOP + + + labels + ['RX','Demod'] + + + grid_pos + 2, 0, 1, 4 + + + notebook + + + + _coordinate + (15, 237) + + + _rotation + 0 + + + + noaa_hrpt_sync_fb + + id + sync + + + _enabled + True + + + alpha + sync_alpha + + + beta + sync_alpha**2/4.0 + + + sps + sps + + + max_offset + max_sync_offset + + + _coordinate + (840, 715) + + + _rotation + 0 + + + + noaa_hrpt_deframer + + id + deframer + + + _enabled + True + + + _coordinate + (1071, 743) + + + _rotation + 0 + + + + noaa_hrpt_decoder + + id + decoder + + + _enabled + True + + + _coordinate + (1274, 743) + + + _rotation + 0 + + + + gr_file_sink + + id + frame_sink + + + _enabled + True + + + file + output_filename + + + type + short + + + vlen + 1 + + + _coordinate + (1273, 851) + + + _rotation + 0 + + + + variable + + id + mf_taps + + + _enabled + True + + + value + [-0.5/hs,]*hs+[0.5/hs]*hs + + + _coordinate + (792, 158) + + + _rotation + 0 + + + + noaa_hrpt_pll_cf + + id + pll + + + _enabled + True + + + alpha + pll_alpha + + + beta + pll_alpha**2/4.0 + + + max_offset + max_carrier_offset + + + _coordinate + (632, 723) + + + _rotation + 0 + + + + gr_fir_filter_xxx + + id + gr_fir_filter_xxx_0 + + + _enabled + True + + + type + ccc + + + decim + 1 + + + taps + mf_taps + + + _coordinate + (400, 731) + + + _rotation + 0 + + + + usrp_simple_source_x + + id + usrp_source + + + _enabled + True + + + type + complex + + + format + + + + which + 0 + + + decimation + decim + + + frequency + freq + + + lo_offset + float('inf') + + + gain + gain + + + side + side + + + rx_ant + RXA + + + hb_filters + + + + _coordinate + (28, 699) + + + _rotation + 0 + + + + gr_agc_xx + + id + agc + + + _enabled + True + + + type + complex + + + rate + 1e-6 + + + reference + 1.0 + + + gain + 1.0 + + + max_gain + 1.0 + + + _coordinate + (240, 715) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + rx_scope + + + _enabled + True + + + type + complex + + + title + RX Waveform + + + samp_rate + sample_rate + + + v_scale + 0 + + + t_scale + 20.0/sample_rate + + + ac_couple + False + + + xy_mode + False + + + num_inputs + 1 + + + grid_pos + 1, 0, 1, 1 + + + notebook + displays, 0 + + + _coordinate + (406, 838) + + + _rotation + 0 + + + + wxgui_fftsink2 + + id + rx_fft + + + _enabled + True + + + type + complex + + + title + RX Spectrum + + + samp_rate + sample_rate + + + baseband_freq + freq + + + y_per_div + 5 + + + y_divs + 8 + + + ref_level + -5 + + + ref_scale + 2.0 + + + fft_size + 1024 + + + fft_rate + 15 + + + peak_hold + False + + + average + True + + + avg_alpha + 0.1 + + + grid_pos + 0, 0, 1, 1 + + + notebook + displays, 0 + + + _coordinate + (406, 466) + + + _rotation + 0 + + + + wxgui_scopesink2 + + id + pll_scope + + + _enabled + True + + + type + float + + + title + Demod Waveform + + + samp_rate + sample_rate + + + v_scale + 0.5 + + + t_scale + 20.0/sample_rate + + + ac_couple + False + + + xy_mode + False + + + num_inputs + 1 + + + grid_pos + 0, 0, 1, 1 + + + notebook + displays, 1 + + + _coordinate + (605, 552) + + + _rotation + 180 + + + + deframer + frame_sink + 0 + 0 + + + sync + deframer + 0 + 0 + + + pll + sync + 0 + 0 + + + pll + pll_scope + 0 + 0 + + + agc + rx_scope + 0 + 0 + + + agc + rx_fft + 0 + 0 + + + deframer + decoder + 0 + 0 + + + agc + gr_fir_filter_xxx_0 + 0 + 0 + + + gr_fir_filter_xxx_0 + pll + 0 + 0 + + + usrp_source + agc + 0 + 0 + + diff --git a/gr-noaa/apps/usrp_rx_hrpt.py b/gr-noaa/apps/usrp_rx_hrpt.py new file mode 100755 index 00000000..ae70f25c --- /dev/null +++ b/gr-noaa/apps/usrp_rx_hrpt.py @@ -0,0 +1,440 @@ +#!/usr/bin/env python +################################################## +# Gnuradio Python Flow Graph +# Title: USRP HRPT Receiver +# Generated: Sun Sep 27 13:37:23 2009 +################################################## + +from gnuradio import eng_notation +from gnuradio import gr +from gnuradio import noaa +from gnuradio.eng_option import eng_option +from gnuradio.gr import firdes +from gnuradio.wxgui import fftsink2 +from gnuradio.wxgui import forms +from gnuradio.wxgui import scopesink2 +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 wx + +class usrp_rx_hrpt(grc_wxgui.top_block_gui): + + def __init__(self): + grc_wxgui.top_block_gui.__init__(self, title="USRP HRPT Receiver") + + ################################################## + # Variables + ################################################## + self.config_filename = config_filename = 'usrp_rx_hrpt.cfg' + self._decim_config = ConfigParser.ConfigParser() + self._decim_config.read(config_filename) + try: decim = self._decim_config.getfloat('usrp', 'decim') + except: decim = 16 + self.decim = decim + self.sym_rate = sym_rate = 600*1109 + self.sample_rate = sample_rate = 64e6/decim + 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') + 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') + 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') + 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') + 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.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') + 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_carrier_offset = max_carrier_offset = 2*math.pi*100e3/sample_rate + self.gain = gain = saved_gain + self.freq = freq = saved_freq + self.decim_text = decim_text = decim + + ################################################## + # 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), "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, + callback=self.set_side_text, + label="USRP Side", + converter=forms.str_converter(), + ) + self.GridAdd(self._side_text_static_text, 1, 0, 1, 1) + _pll_alpha_sizer = wx.BoxSizer(wx.VERTICAL) + self._pll_alpha_text_box = forms.text_box( + parent=self.GetWin(), + sizer=_pll_alpha_sizer, + value=self.pll_alpha, + callback=self.set_pll_alpha, + label="PLL Alpha", + converter=forms.float_converter(), + proportion=0, + ) + self._pll_alpha_slider = forms.slider( + parent=self.GetWin(), + sizer=_pll_alpha_sizer, + value=self.pll_alpha, + callback=self.set_pll_alpha, + minimum=0.0, + maximum=0.5, + num_steps=100, + style=wx.SL_HORIZONTAL, + cast=float, + proportion=1, + ) + self.GridAdd(_pll_alpha_sizer, 0, 2, 1, 1) + _gain_sizer = wx.BoxSizer(wx.VERTICAL) + self._gain_text_box = forms.text_box( + parent=self.GetWin(), + sizer=_gain_sizer, + value=self.gain, + callback=self.set_gain, + label="RX Gain", + converter=forms.float_converter(), + proportion=0, + ) + self._gain_slider = forms.slider( + parent=self.GetWin(), + sizer=_gain_sizer, + value=self.gain, + callback=self.set_gain, + minimum=0, + maximum=100, + num_steps=100, + style=wx.SL_HORIZONTAL, + cast=float, + proportion=1, + ) + self.GridAdd(_gain_sizer, 0, 1, 1, 1) + self._freq_text_box = forms.text_box( + parent=self.GetWin(), + value=self.freq, + callback=self.set_freq, + label="Frequency", + converter=forms.float_converter(), + ) + self.GridAdd(self._freq_text_box, 0, 0, 1, 1) + self._decim_text_static_text = forms.static_text( + parent=self.GetWin(), + value=self.decim_text, + callback=self.set_decim_text, + label="Decimation", + converter=forms.float_converter(), + ) + self.GridAdd(self._decim_text_static_text, 1, 1, 1, 1) + + ################################################## + # Blocks + ################################################## + 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.displays.GetPage(1).GetWin(), + title="Demod Waveform", + sample_rate=sample_rate, + v_scale=0.5, + t_scale=20.0/sample_rate, + ac_couple=False, + xy_mode=False, + num_inputs=1, + ) + self.displays.GetPage(1).GridAdd(self.pll_scope.win, 0, 0, 1, 1) + self.rx_fft = fftsink2.fft_sink_c( + self.displays.GetPage(0).GetWin(), + baseband_freq=freq, + y_per_div=5, + y_divs=8, + ref_level=-5, + ref_scale=2.0, + sample_rate=sample_rate, + fft_size=1024, + fft_rate=15, + average=True, + avg_alpha=0.1, + title="RX Spectrum", + peak_hold=False, + ) + 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) + self.usrp_source.set_gain(gain) + + ################################################## + # Connections + ################################################## + 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.usrp_source, 0), (self.agc, 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)) + 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)) + 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)) + self._output_filename_config.write(open(self.config_filename, 'w')) + + def set_decim(self, decim): + self.decim = decim + self.set_sample_rate(64e6/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)) + 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) + + 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)) + + 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)) + 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) + + def set_saved_gain(self, saved_gain): + self.saved_gain = saved_gain + self.set_gain(self.saved_gain) + + def set_saved_freq(self, saved_freq): + 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_side_text(self, side_text): + self.side_text = side_text + self._side_text_static_text.set_value(self.side_text) + + def set_pll_alpha(self, pll_alpha): + self.pll_alpha = pll_alpha + self._pll_alpha_slider.set_value(self.pll_alpha) + 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)) + 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) + + def set_output_filename(self, output_filename): + 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)) + 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_carrier_offset(self, max_carrier_offset): + self.max_carrier_offset = max_carrier_offset + self.pll.set_max_offset(self.max_carrier_offset) + + 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)) + self._saved_gain_config.write(open(self.config_filename, 'w')) + self.usrp_source.set_gain(self.gain) + + def set_freq(self, freq): + self.freq = freq + 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)) + 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) + + def set_decim_text(self, decim_text): + self.decim_text = decim_text + self._decim_text_static_text.set_value(self.decim_text) + +if __name__ == '__main__': + parser = OptionParser(option_class=eng_option, usage="%prog: [options]") + (options, args) = parser.parse_args() + tb = usrp_rx_hrpt() + tb.Run(True) +