diff options
Diffstat (limited to 'gr-noaa/apps/usrp_rx_lrit.py')
| -rwxr-xr-x | gr-noaa/apps/usrp_rx_lrit.py | 523 |
1 files changed, 0 insertions, 523 deletions
diff --git a/gr-noaa/apps/usrp_rx_lrit.py b/gr-noaa/apps/usrp_rx_lrit.py deleted file mode 100755 index 9a3d70200..000000000 --- a/gr-noaa/apps/usrp_rx_lrit.py +++ /dev/null @@ -1,523 +0,0 @@ -#!/usr/bin/env python -################################################## -# Gnuradio Python Flow Graph -# Title: USRP LRIT Receiver -# Generated: Wed Dec 16 09:49:15 2009 -################################################## - -from gnuradio import eng_notation -from gnuradio import gr -from gnuradio import window -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 os -import wx - -class usrp_rx_lrit(grc_wxgui.top_block_gui): - - def __init__(self): - grc_wxgui.top_block_gui.__init__(self, title="USRP LRIT Receiver") - - ################################################## - # Variables - ################################################## - self.config_filename = config_filename = os.environ['HOME']+'/.gnuradio/config.conf' - self._saved_decim_config = ConfigParser.ConfigParser() - self._saved_decim_config.read(config_filename) - try: saved_decim = self._saved_decim_config.getint('usrp_rx_lrit', 'decim') - except: saved_decim = 160 - self.saved_decim = saved_decim - self.decim = decim = saved_decim - self.symbol_rate = symbol_rate = 293e3 - self._saved_offset_config = ConfigParser.ConfigParser() - self._saved_offset_config.read(config_filename) - try: saved_offset = self._saved_offset_config.getfloat('usrp_rx_lrit', 'offset') - except: saved_offset = 0 - self.saved_offset = saved_offset - self._saved_gain_mu_config = ConfigParser.ConfigParser() - self._saved_gain_mu_config.read(config_filename) - try: saved_gain_mu = self._saved_gain_mu_config.getfloat('usrp_rx_lrit', 'gain_mu') - except: saved_gain_mu = 0.005 - self.saved_gain_mu = saved_gain_mu - self._saved_gain_config = ConfigParser.ConfigParser() - self._saved_gain_config.read(config_filename) - try: saved_gain = self._saved_gain_config.getfloat('usrp_rx_lrit', 'gain') - except: saved_gain = 33 - 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_rx_lrit', 'freq') - except: saved_freq = 1691e6 - self.saved_freq = saved_freq - self._saved_costas_alpha_config = ConfigParser.ConfigParser() - self._saved_costas_alpha_config.read(config_filename) - try: saved_costas_alpha = self._saved_costas_alpha_config.getfloat('usrp_rx_lrit', 'costas_alpha') - except: saved_costas_alpha = 0.005 - self.saved_costas_alpha = saved_costas_alpha - self.sample_rate = sample_rate = 64e6/decim - self.sps = sps = sample_rate/symbol_rate - self._side_config = ConfigParser.ConfigParser() - self._side_config.read(config_filename) - try: side = self._side_config.get('usrp_rx_lrit', 'side') - except: side = 'A' - self.side = side - self.offset = offset = saved_offset - self.gain_mu = gain_mu = saved_gain_mu - self.gain = gain = saved_gain - self.freq = freq = saved_freq - self.costas_alpha = costas_alpha = saved_costas_alpha - - ################################################## - # Notebooks - ################################################## - self.displays = wx.Notebook(self.GetWin(), style=wx.NB_TOP) - self.displays.AddPage(grc_wxgui.Panel(self.displays), "USRP RX") - self.displays.AddPage(grc_wxgui.Panel(self.displays), "RRC") - self.displays.AddPage(grc_wxgui.Panel(self.displays), "PLL") - self.displays.AddPage(grc_wxgui.Panel(self.displays), "Const") - self.GridAdd(self.displays, 2, 0, 1, 3) - - ################################################## - # Controls - ################################################## - self._decim_text_box = forms.text_box( - parent=self.GetWin(), - value=self.decim, - callback=self.set_decim, - label="Decim", - converter=forms.int_converter(), - ) - self.GridAdd(self._decim_text_box, 0, 2, 1, 1) - _offset_sizer = wx.BoxSizer(wx.VERTICAL) - self._offset_text_box = forms.text_box( - parent=self.GetWin(), - sizer=_offset_sizer, - value=self.offset, - callback=self.set_offset, - label="Offset", - converter=forms.float_converter(), - proportion=0, - ) - self._offset_slider = forms.slider( - parent=self.GetWin(), - sizer=_offset_sizer, - value=self.offset, - callback=self.set_offset, - minimum=-50e3, - maximum=50e3, - num_steps=100, - style=wx.SL_HORIZONTAL, - cast=float, - proportion=1, - ) - self.GridAdd(_offset_sizer, 0, 1, 1, 1) - _gain_mu_sizer = wx.BoxSizer(wx.VERTICAL) - self._gain_mu_text_box = forms.text_box( - parent=self.GetWin(), - sizer=_gain_mu_sizer, - value=self.gain_mu, - callback=self.set_gain_mu, - label="Gain Mu", - converter=forms.float_converter(), - proportion=0, - ) - self._gain_mu_slider = forms.slider( - parent=self.GetWin(), - sizer=_gain_mu_sizer, - value=self.gain_mu, - callback=self.set_gain_mu, - minimum=0, - maximum=0.5, - num_steps=100, - style=wx.SL_HORIZONTAL, - cast=float, - proportion=1, - ) - self.GridAdd(_gain_mu_sizer, 1, 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="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=115, - num_steps=115, - style=wx.SL_HORIZONTAL, - cast=float, - proportion=1, - ) - self.GridAdd(_gain_sizer, 1, 0, 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) - _costas_alpha_sizer = wx.BoxSizer(wx.VERTICAL) - self._costas_alpha_text_box = forms.text_box( - parent=self.GetWin(), - sizer=_costas_alpha_sizer, - value=self.costas_alpha, - callback=self.set_costas_alpha, - label="Costas Alpha", - converter=forms.float_converter(), - proportion=0, - ) - self._costas_alpha_slider = forms.slider( - parent=self.GetWin(), - sizer=_costas_alpha_sizer, - value=self.costas_alpha, - callback=self.set_costas_alpha, - minimum=0, - maximum=0.5, - num_steps=100, - style=wx.SL_HORIZONTAL, - cast=float, - proportion=1, - ) - self.GridAdd(_costas_alpha_sizer, 1, 1, 1, 1) - - ################################################## - # Blocks - ################################################## - self.costas = gr.costas_loop_cc(costas_alpha, (costas_alpha**2.0)/4.0, 50e-6*sps, -50e-6*sps, 2) - self.costas_spectrum = fftsink2.fft_sink_c( - self.displays.GetPage(2).GetWin(), - baseband_freq=freq+offset, - y_per_div=10, - y_divs=10, - ref_level=-15, - ref_scale=2.0, - sample_rate=sample_rate, - fft_size=1024, - fft_rate=15, - average=False, - avg_alpha=None, - title="PLL Spectrum", - peak_hold=False, - ) - self.displays.GetPage(2).GridAdd(self.costas_spectrum.win, 0, 0, 1, 1) - self.costas_waveform = scopesink2.scope_sink_c( - self.displays.GetPage(2).GetWin(), - title="PLL Waveform", - sample_rate=sample_rate, - v_scale=0.5, - v_offset=0, - t_scale=20.0/sample_rate, - ac_couple=False, - xy_mode=False, - num_inputs=1, - ) - self.displays.GetPage(2).GridAdd(self.costas_waveform.win, 1, 0, 1, 1) - self.gr_agc_xx_0 = gr.agc_cc(1e-6, 1.0, 1.0/32767.0, 1.0) - self.mm_const = scopesink2.scope_sink_c( - self.displays.GetPage(3).GetWin(), - title="Constellation", - sample_rate=symbol_rate, - v_scale=0.5, - v_offset=0, - t_scale=20.0/symbol_rate, - ac_couple=False, - xy_mode=True, - num_inputs=1, - ) - self.displays.GetPage(3).GridAdd(self.mm_const.win, 1, 0, 1, 1) - self.mm_spectrum = fftsink2.fft_sink_c( - self.displays.GetPage(3).GetWin(), - baseband_freq=0, - y_per_div=10, - y_divs=10, - ref_level=-15, - ref_scale=2.0, - sample_rate=symbol_rate, - fft_size=1024, - fft_rate=15, - average=False, - avg_alpha=None, - title="Bit Sync Spectrum", - peak_hold=False, - ) - self.displays.GetPage(3).GridAdd(self.mm_spectrum.win, 0, 0, 1, 1) - self.mm_sync = gr.clock_recovery_mm_cc(sps, (gain_mu**2)/4.0, 0.5, gain_mu, 50e-6*sps) - self.root_raised_cosine_filter_0 = gr.fir_filter_ccf(1, firdes.root_raised_cosine( - 1, sample_rate, symbol_rate, 0.25, int(11*sample_rate/symbol_rate))) - self.rrc_spectrum = fftsink2.fft_sink_c( - self.displays.GetPage(1).GetWin(), - baseband_freq=freq+offset, - y_per_div=10, - y_divs=10, - ref_level=-15, - ref_scale=2.0, - sample_rate=sample_rate, - fft_size=1024, - fft_rate=15, - average=False, - avg_alpha=None, - title="RRC Spectrum", - peak_hold=False, - ) - self.displays.GetPage(1).GridAdd(self.rrc_spectrum.win, 0, 0, 1, 1) - self.rrc_waveform = scopesink2.scope_sink_c( - self.displays.GetPage(1).GetWin(), - title="RRC Waveform", - sample_rate=sample_rate, - v_scale=0.5, - v_offset=0, - t_scale=20.0/sample_rate, - ac_couple=False, - xy_mode=False, - num_inputs=1, - ) - self.displays.GetPage(1).GridAdd(self.rrc_waveform.win, 1, 0, 1, 1) - self.rx_spectrum = fftsink2.fft_sink_c( - self.displays.GetPage(0).GetWin(), - baseband_freq=freq, - y_per_div=10, - y_divs=10, - ref_level=50, - ref_scale=2.0, - sample_rate=sample_rate, - fft_size=1024, - fft_rate=30, - average=False, - avg_alpha=None, - title="RX Spectrum", - peak_hold=False, - ) - self.displays.GetPage(0).GridAdd(self.rx_spectrum.win, 0, 0, 1, 1) - self.rx_waveform = scopesink2.scope_sink_c( - self.displays.GetPage(0).GetWin(), - title="RX Waveform", - sample_rate=sample_rate, - v_scale=0, - v_offset=0, - t_scale=20.0/sample_rate, - ac_couple=False, - xy_mode=False, - num_inputs=1, - ) - self.displays.GetPage(0).GridAdd(self.rx_waveform.win, 1, 0, 1, 1) - self.usrp_simple_source_x_0 = grc_usrp.simple_source_c(which=0, side=side, rx_ant="RXA") - self.usrp_simple_source_x_0.set_decim_rate(decim) - self.usrp_simple_source_x_0.set_frequency(freq+offset, verbose=True) - self.usrp_simple_source_x_0.set_gain(gain) - - ################################################## - # Connections - ################################################## - self.connect((self.gr_agc_xx_0, 0), (self.root_raised_cosine_filter_0, 0)) - self.connect((self.usrp_simple_source_x_0, 0), (self.gr_agc_xx_0, 0)) - self.connect((self.usrp_simple_source_x_0, 0), (self.rx_spectrum, 0)) - self.connect((self.usrp_simple_source_x_0, 0), (self.rx_waveform, 0)) - self.connect((self.root_raised_cosine_filter_0, 0), (self.rrc_waveform, 0)) - self.connect((self.root_raised_cosine_filter_0, 0), (self.rrc_spectrum, 0)) - self.connect((self.root_raised_cosine_filter_0, 0), (self.costas, 0)) - self.connect((self.costas, 0), (self.costas_spectrum, 0)) - self.connect((self.costas, 0), (self.costas_waveform, 0)) - self.connect((self.costas, 0), (self.mm_sync, 0)) - self.connect((self.mm_sync, 0), (self.mm_spectrum, 0)) - self.connect((self.mm_sync, 0), (self.mm_const, 0)) - - def set_config_filename(self, config_filename): - self.config_filename = config_filename - self._saved_freq_config = ConfigParser.ConfigParser() - self._saved_freq_config.read(self.config_filename) - if not self._saved_freq_config.has_section('usrp_rx_lrit'): - self._saved_freq_config.add_section('usrp_rx_lrit') - self._saved_freq_config.set('usrp_rx_lrit', 'freq', str(self.freq)) - self._saved_freq_config.write(open(self.config_filename, 'w')) - self._saved_offset_config = ConfigParser.ConfigParser() - self._saved_offset_config.read(self.config_filename) - if not self._saved_offset_config.has_section('usrp_rx_lrit'): - self._saved_offset_config.add_section('usrp_rx_lrit') - self._saved_offset_config.set('usrp_rx_lrit', 'offset', str(self.offset)) - self._saved_offset_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_rx_lrit'): - self._saved_gain_config.add_section('usrp_rx_lrit') - self._saved_gain_config.set('usrp_rx_lrit', 'gain', str(self.gain)) - self._saved_gain_config.write(open(self.config_filename, 'w')) - self._saved_decim_config = ConfigParser.ConfigParser() - self._saved_decim_config.read(self.config_filename) - if not self._saved_decim_config.has_section('usrp_rx_lrit'): - self._saved_decim_config.add_section('usrp_rx_lrit') - self._saved_decim_config.set('usrp_rx_lrit', 'decim', str(self.decim)) - self._saved_decim_config.write(open(self.config_filename, 'w')) - self._saved_costas_alpha_config = ConfigParser.ConfigParser() - self._saved_costas_alpha_config.read(self.config_filename) - if not self._saved_costas_alpha_config.has_section('usrp_rx_lrit'): - self._saved_costas_alpha_config.add_section('usrp_rx_lrit') - self._saved_costas_alpha_config.set('usrp_rx_lrit', 'costas_alpha', str(self.costas_alpha)) - self._saved_costas_alpha_config.write(open(self.config_filename, 'w')) - self._saved_gain_mu_config = ConfigParser.ConfigParser() - self._saved_gain_mu_config.read(self.config_filename) - if not self._saved_gain_mu_config.has_section('usrp_rx_lrit'): - self._saved_gain_mu_config.add_section('usrp_rx_lrit') - self._saved_gain_mu_config.set('usrp_rx_lrit', 'gain_mu', str(self.gain_mu)) - self._saved_gain_mu_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_lrit'): - self._side_config.add_section('usrp_rx_lrit') - self._side_config.set('usrp_rx_lrit', 'side', str(self.side)) - self._side_config.write(open(self.config_filename, 'w')) - - def set_saved_decim(self, saved_decim): - self.saved_decim = saved_decim - self.set_decim(self.saved_decim) - - def set_decim(self, decim): - self.decim = decim - self.set_sample_rate(64e6/self.decim) - self._saved_decim_config = ConfigParser.ConfigParser() - self._saved_decim_config.read(self.config_filename) - if not self._saved_decim_config.has_section('usrp_rx_lrit'): - self._saved_decim_config.add_section('usrp_rx_lrit') - self._saved_decim_config.set('usrp_rx_lrit', 'decim', str(self.decim)) - self._saved_decim_config.write(open(self.config_filename, 'w')) - self._decim_text_box.set_value(self.decim) - self.usrp_simple_source_x_0.set_decim_rate(self.decim) - - def set_symbol_rate(self, symbol_rate): - self.symbol_rate = symbol_rate - self.set_sps(self.sample_rate/self.symbol_rate) - self.root_raised_cosine_filter_0.set_taps(firdes.root_raised_cosine(1, self.sample_rate, self.symbol_rate, 0.25, int(11*self.sample_rate/self.symbol_rate))) - self.mm_spectrum.set_sample_rate(self.symbol_rate) - self.mm_const.set_sample_rate(self.symbol_rate) - - def set_saved_offset(self, saved_offset): - self.saved_offset = saved_offset - self.set_offset(self.saved_offset) - - def set_saved_gain_mu(self, saved_gain_mu): - self.saved_gain_mu = saved_gain_mu - self.set_gain_mu(self.saved_gain_mu) - - 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_saved_costas_alpha(self, saved_costas_alpha): - self.saved_costas_alpha = saved_costas_alpha - self.set_costas_alpha(self.saved_costas_alpha) - - def set_sample_rate(self, sample_rate): - self.sample_rate = sample_rate - self.set_sps(self.sample_rate/self.symbol_rate) - self.rx_waveform.set_sample_rate(self.sample_rate) - self.rx_spectrum.set_sample_rate(self.sample_rate) - self.root_raised_cosine_filter_0.set_taps(firdes.root_raised_cosine(1, self.sample_rate, self.symbol_rate, 0.25, int(11*self.sample_rate/self.symbol_rate))) - self.rrc_waveform.set_sample_rate(self.sample_rate) - self.rrc_spectrum.set_sample_rate(self.sample_rate) - self.costas_spectrum.set_sample_rate(self.sample_rate) - self.costas_waveform.set_sample_rate(self.sample_rate) - - def set_sps(self, sps): - self.sps = sps - self.mm_sync.set_omega(self.sps) - - def set_side(self, side): - self.side = side - self._side_config = ConfigParser.ConfigParser() - self._side_config.read(self.config_filename) - if not self._side_config.has_section('usrp_rx_lrit'): - self._side_config.add_section('usrp_rx_lrit') - self._side_config.set('usrp_rx_lrit', 'side', str(self.side)) - self._side_config.write(open(self.config_filename, 'w')) - - def set_offset(self, offset): - self.offset = offset - self._saved_offset_config = ConfigParser.ConfigParser() - self._saved_offset_config.read(self.config_filename) - if not self._saved_offset_config.has_section('usrp_rx_lrit'): - self._saved_offset_config.add_section('usrp_rx_lrit') - self._saved_offset_config.set('usrp_rx_lrit', 'offset', str(self.offset)) - self._saved_offset_config.write(open(self.config_filename, 'w')) - self._offset_slider.set_value(self.offset) - self._offset_text_box.set_value(self.offset) - self.rrc_spectrum.set_baseband_freq(self.freq+self.offset) - self.costas_spectrum.set_baseband_freq(self.freq+self.offset) - self.usrp_simple_source_x_0.set_frequency(self.freq+self.offset) - - def set_gain_mu(self, gain_mu): - self.gain_mu = gain_mu - self._gain_mu_slider.set_value(self.gain_mu) - self._gain_mu_text_box.set_value(self.gain_mu) - self._saved_gain_mu_config = ConfigParser.ConfigParser() - self._saved_gain_mu_config.read(self.config_filename) - if not self._saved_gain_mu_config.has_section('usrp_rx_lrit'): - self._saved_gain_mu_config.add_section('usrp_rx_lrit') - self._saved_gain_mu_config.set('usrp_rx_lrit', 'gain_mu', str(self.gain_mu)) - self._saved_gain_mu_config.write(open(self.config_filename, 'w')) - self.mm_sync.set_gain_omega((self.gain_mu**2)/4.0) - self.mm_sync.set_gain_mu(self.gain_mu) - - def set_gain(self, gain): - self.gain = gain - self._saved_gain_config = ConfigParser.ConfigParser() - self._saved_gain_config.read(self.config_filename) - if not self._saved_gain_config.has_section('usrp_rx_lrit'): - self._saved_gain_config.add_section('usrp_rx_lrit') - self._saved_gain_config.set('usrp_rx_lrit', 'gain', str(self.gain)) - self._saved_gain_config.write(open(self.config_filename, 'w')) - self._gain_slider.set_value(self.gain) - self._gain_text_box.set_value(self.gain) - self.usrp_simple_source_x_0.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_rx_lrit'): - self._saved_freq_config.add_section('usrp_rx_lrit') - self._saved_freq_config.set('usrp_rx_lrit', 'freq', str(self.freq)) - self._saved_freq_config.write(open(self.config_filename, 'w')) - self.rx_spectrum.set_baseband_freq(self.freq) - self.rrc_spectrum.set_baseband_freq(self.freq+self.offset) - self.costas_spectrum.set_baseband_freq(self.freq+self.offset) - self.usrp_simple_source_x_0.set_frequency(self.freq+self.offset) - - def set_costas_alpha(self, costas_alpha): - self.costas_alpha = costas_alpha - self._costas_alpha_slider.set_value(self.costas_alpha) - self._costas_alpha_text_box.set_value(self.costas_alpha) - self._saved_costas_alpha_config = ConfigParser.ConfigParser() - self._saved_costas_alpha_config.read(self.config_filename) - if not self._saved_costas_alpha_config.has_section('usrp_rx_lrit'): - self._saved_costas_alpha_config.add_section('usrp_rx_lrit') - self._saved_costas_alpha_config.set('usrp_rx_lrit', 'costas_alpha', str(self.costas_alpha)) - self._saved_costas_alpha_config.write(open(self.config_filename, 'w')) - self.costas.set_alpha(self.costas_alpha) - self.costas.set_beta((self.costas_alpha**2.0)/4.0) - -if __name__ == '__main__': - parser = OptionParser(option_class=eng_option, usage="%prog: [options]") - (options, args) = parser.parse_args() - tb = usrp_rx_lrit() - tb.Run(True) - |