##################################################
# Gnuradio Python Flow Graph
# Title: USRP LRIT Receiver
-# Generated: Sat Aug 29 11:26:03 2009
+# 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 numbersink2
from gnuradio.wxgui import scopesink2
-from grc_gnuradio import blks2 as grc_blks2
+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):
##################################################
# Variables
##################################################
- self.config_filename = config_filename = "usrp_rx_lrit.cfg"
+ 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("main", "decim")
+ 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("main", "gain_mu")
+ 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("main", "gain")
+ 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("main", "freq")
- except: saved_freq = 137e6
+ 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("main", "costas_alpha")
+ 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.samp_rate = samp_rate = 64e6/decim
- self.sps = sps = samp_rate/symbol_rate
+ 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.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), "Costas Output")
+ 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)
##################################################
label="Decim",
converter=forms.int_converter(),
)
- self.GridAdd(self._decim_text_box, 0, 0, 1, 1)
+ 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(),
cast=float,
proportion=1,
)
- self.GridAdd(_gain_mu_sizer, 1, 1, 1, 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(),
cast=float,
proportion=1,
)
- self.GridAdd(_gain_sizer, 0, 1, 1, 1)
- _freq_sizer = wx.BoxSizer(wx.VERTICAL)
+ self.GridAdd(_gain_sizer, 1, 0, 1, 1)
self._freq_text_box = forms.text_box(
parent=self.GetWin(),
- sizer=_freq_sizer,
value=self.freq,
callback=self.set_freq,
label="Frequency",
converter=forms.float_converter(),
- proportion=0,
)
- self._freq_slider = forms.slider(
- parent=self.GetWin(),
- sizer=_freq_sizer,
- value=self.freq,
- callback=self.set_freq,
- minimum=135e6,
- maximum=139e6,
- num_steps=400,
- style=wx.SL_HORIZONTAL,
- cast=float,
- proportion=1,
- )
- self.GridAdd(_freq_sizer, 0, 2, 1, 1)
+ 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(),
cast=float,
proportion=1,
)
- self.GridAdd(_costas_alpha_sizer, 1, 0, 1, 1)
+ self.GridAdd(_costas_alpha_sizer, 1, 1, 1, 1)
##################################################
# Blocks
##################################################
- self.gr_add_const_vxx_0 = gr.add_const_vff((48.0, ))
+ 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.gr_binary_slicer_fb_0 = gr.binary_slicer_fb()
- self.gr_char_to_float_0 = gr.char_to_float()
- self.gr_complex_to_real_0 = gr.complex_to_real(1)
- self.gr_file_sink_0 = gr.file_sink(gr.sizeof_char*1, "bits.dat")
- self.gr_file_source_0 = gr.file_source(gr.sizeof_gr_complex*1, "lrit.dat", False)
- self.gr_float_to_char_0 = gr.float_to_char()
- self.gr_mpsk_receiver_cc_0 = gr.mpsk_receiver_cc(2, 0, costas_alpha, costas_alpha*costas_alpha/4.0, -0.05, 0.05, 0.5, gain_mu, sps, gain_mu*gain_mu/4.0, 0.05)
- self.gr_probe_mpsk_snr_c_0 = grc_blks2.probe_mpsk_snr_c(
- type='snr',
- alpha=0.0001,
- probe_rate=10,
+ 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.gr_throttle_0 = gr.throttle(gr.sizeof_gr_complex*1, samp_rate)
- self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
- self.displays.GetPage(0).GetWin(),
- baseband_freq=freq,
+ 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=50,
- sample_rate=samp_rate,
+ ref_level=-15,
+ ref_scale=2.0,
+ sample_rate=symbol_rate,
fft_size=1024,
- fft_rate=30,
+ fft_rate=15,
average=False,
avg_alpha=None,
- title="Spectrum",
+ title="Bit Sync Spectrum",
peak_hold=False,
)
- self.displays.GetPage(0).GridAdd(self.wxgui_fftsink2_0.win, 0, 0, 1, 1)
- self.wxgui_numbersink2_0 = numbersink2.number_sink_f(
+ 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(),
- unit="dB",
- minval=0,
- maxval=30,
- factor=1.0,
- decimal_places=1,
- ref_level=0,
- sample_rate=10,
- number_rate=10,
+ 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,
- label="SNR",
+ title="RRC Spectrum",
peak_hold=False,
- show_gauge=True,
)
- self.displays.GetPage(1).GridAdd(self.wxgui_numbersink2_0.win, 2, 0, 1, 1)
- self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
- self.displays.GetPage(0).GetWin(),
- title="Waveform",
- sample_rate=samp_rate,
+ 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,
- t_scale=20.0/samp_rate,
+ v_offset=0,
+ t_scale=20.0/sample_rate,
ac_couple=False,
- xy_mode=True,
+ xy_mode=False,
num_inputs=1,
)
- self.displays.GetPage(0).GridAdd(self.wxgui_scopesink2_0.win, 1, 0, 1, 1)
- self.wxgui_scopesink2_1 = scopesink2.scope_sink_c(
- self.displays.GetPage(1).GetWin(),
- title="Scope Plot",
- sample_rate=samp_rate,
- v_scale=0.4,
- t_scale=20.0/samp_rate,
+ 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=True,
+ xy_mode=False,
num_inputs=1,
)
- self.displays.GetPage(1).GridAdd(self.wxgui_scopesink2_1.win, 0, 0, 1, 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.wxgui_scopesink2_0, 0))
- self.connect((self.gr_file_source_0, 0), (self.gr_throttle_0, 0))
- self.connect((self.gr_throttle_0, 0), (self.gr_agc_xx_0, 0))
- self.connect((self.gr_probe_mpsk_snr_c_0, 0), (self.wxgui_numbersink2_0, 0))
- self.connect((self.gr_mpsk_receiver_cc_0, 0), (self.gr_probe_mpsk_snr_c_0, 0))
- self.connect((self.gr_agc_xx_0, 0), (self.gr_mpsk_receiver_cc_0, 0))
- self.connect((self.gr_mpsk_receiver_cc_0, 0), (self.wxgui_scopesink2_1, 0))
- self.connect((self.gr_agc_xx_0, 0), (self.wxgui_fftsink2_0, 0))
- self.connect((self.gr_mpsk_receiver_cc_0, 0), (self.gr_complex_to_real_0, 0))
- self.connect((self.gr_complex_to_real_0, 0), (self.gr_binary_slicer_fb_0, 0))
- self.connect((self.gr_binary_slicer_fb_0, 0), (self.gr_char_to_float_0, 0))
- self.connect((self.gr_char_to_float_0, 0), (self.gr_add_const_vxx_0, 0))
- self.connect((self.gr_add_const_vxx_0, 0), (self.gr_float_to_char_0, 0))
- self.connect((self.gr_float_to_char_0, 0), (self.gr_file_sink_0, 0))
+ 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_decim_config = ConfigParser.ConfigParser()
- self._saved_decim_config.read(self.config_filename)
- if not self._saved_decim_config.has_section("main"):
- self._saved_decim_config.add_section("main")
- self._saved_decim_config.set("main", "decim", str(self.decim))
- self._saved_decim_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("main"):
- self._saved_gain_config.add_section("main")
- self._saved_gain_config.set("main", "gain", str(self.gain))
- self._saved_gain_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("main"):
- self._saved_freq_config.add_section("main")
- self._saved_freq_config.set("main", "freq", str(self.freq))
+ 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("main"):
- self._saved_costas_alpha_config.add_section("main")
- self._saved_costas_alpha_config.set("main", "costas_alpha", str(self.costas_alpha))
+ 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("main"):
- self._saved_gain_mu_config.add_section("main")
- self._saved_gain_mu_config.set("main", "gain_mu", str(self.gain_mu))
+ 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
def set_decim(self, decim):
self.decim = decim
- self.set_samp_rate(64e6/self.decim)
- self._decim_text_box.set_value(self.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("main"):
- self._saved_decim_config.add_section("main")
- self._saved_decim_config.set("main", "decim", str(self.decim))
+ 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.samp_rate/self.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.saved_costas_alpha = saved_costas_alpha
self.set_costas_alpha(self.saved_costas_alpha)
- def set_samp_rate(self, samp_rate):
- self.samp_rate = samp_rate
- self.set_sps(self.samp_rate/self.symbol_rate)
- self.wxgui_scopesink2_0.set_sample_rate(self.samp_rate)
- self.wxgui_fftsink2_0.set_sample_rate(self.samp_rate)
- self.wxgui_scopesink2_1.set_sample_rate(self.samp_rate)
+ 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.gr_mpsk_receiver_cc_0.set_omega(self.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.gr_mpsk_receiver_cc_0.set_gain_mu(self.gain_mu)
- self.gr_mpsk_receiver_cc_0.set_gain_omega(self.gain_mu*self.gain_mu/4.0)
+ 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("main"):
- self._saved_gain_mu_config.add_section("main")
- self._saved_gain_mu_config.set("main", "gain_mu", str(self.gain_mu))
+ 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._gain_mu_slider.set_value(self.gain_mu)
- self._gain_mu_text_box.set_value(self.gain_mu)
+ 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._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("main"):
- self._saved_gain_config.add_section("main")
- self._saved_gain_config.set("main", "gain", str(self.gain))
+ 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.wxgui_fftsink2_0.set_baseband_freq(self.freq)
- self._freq_slider.set_value(self.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("main"):
- self._saved_freq_config.add_section("main")
- self._saved_freq_config.set("main", "freq", str(self.freq))
+ 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.gr_mpsk_receiver_cc_0.set_alpha(self.costas_alpha)
- self.gr_mpsk_receiver_cc_0.set_beta(self.costas_alpha*self.costas_alpha/4.0)
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("main"):
- self._saved_costas_alpha_config.add_section("main")
- self._saved_costas_alpha_config.set("main", "costas_alpha", str(self.costas_alpha))
+ 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]")
projects / debian / gnuradio / blobdiff