diff options
Diffstat (limited to 'simulation/QPSK/qpks.py')
| -rwxr-xr-x | simulation/QPSK/qpks.py | 644 |
1 files changed, 0 insertions, 644 deletions
diff --git a/simulation/QPSK/qpks.py b/simulation/QPSK/qpks.py deleted file mode 100755 index 98a982f..0000000 --- a/simulation/QPSK/qpks.py +++ /dev/null @@ -1,644 +0,0 @@ -#!/usr/bin/env python3 -# -*- coding: utf-8 -*- - -# -# SPDX-License-Identifier: GPL-3.0 -# -# GNU Radio Python Flow Graph -# Title: QPSK -# Author: Pross Naoki, Halter Sara Cinzia -# GNU Radio version: 3.8.2.0 - -from distutils.version import StrictVersion - -if __name__ == '__main__': - import ctypes - import sys - if sys.platform.startswith('linux'): - try: - x11 = ctypes.cdll.LoadLibrary('libX11.so') - x11.XInitThreads() - except: - print("Warning: failed to XInitThreads()") - -from PyQt5 import Qt -from gnuradio import qtgui -from gnuradio.filter import firdes -import sip -from gnuradio import blocks -import numpy -from gnuradio import channels -from gnuradio import digital -from gnuradio import gr -import sys -import signal -from argparse import ArgumentParser -from gnuradio.eng_arg import eng_float, intx -from gnuradio import eng_notation -from gnuradio.qtgui import Range, RangeWidget - -from gnuradio import qtgui - -class qpks(gr.top_block, Qt.QWidget): - - def __init__(self): - gr.top_block.__init__(self, "QPSK") - Qt.QWidget.__init__(self) - self.setWindowTitle("QPSK") - qtgui.util.check_set_qss() - try: - self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc')) - except: - pass - self.top_scroll_layout = Qt.QVBoxLayout() - self.setLayout(self.top_scroll_layout) - self.top_scroll = Qt.QScrollArea() - self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame) - self.top_scroll_layout.addWidget(self.top_scroll) - self.top_scroll.setWidgetResizable(True) - self.top_widget = Qt.QWidget() - self.top_scroll.setWidget(self.top_widget) - self.top_layout = Qt.QVBoxLayout(self.top_widget) - self.top_grid_layout = Qt.QGridLayout() - self.top_layout.addLayout(self.top_grid_layout) - - self.settings = Qt.QSettings("GNU Radio", "qpks") - - try: - if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): - self.restoreGeometry(self.settings.value("geometry").toByteArray()) - else: - self.restoreGeometry(self.settings.value("geometry")) - except: - pass - - ################################################## - # Variables - ################################################## - self.sps = sps = 4 - self.nfilts = nfilts = 32 - self.excess_bw = excess_bw = 350e-3 - self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100 - self.time_offset = time_offset = 1.0 - self.samp_rate = samp_rate = 32000 - self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts) - self.qpsk_const = qpsk_const = digital.constellation_rect([0.707+1j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j], [0, 1, 3, 2], - 4, 2, 2, 1, 1).base() - self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100 - self.noise_volt = noise_volt = 0.0001 - self.freq_offset = freq_offset = 0 - self.eq_ntaps = eq_ntaps = 15 - self.eq_mod = eq_mod = 1 - self.eq_gain = eq_gain = .01 - self.chn_taps = chn_taps = [1.0 + 0.0j, ] - - ################################################## - # Blocks - ################################################## - self.params = Qt.QTabWidget() - self.params_widget_0 = Qt.QWidget() - self.params_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_0) - self.params_grid_layout_0 = Qt.QGridLayout() - self.params_layout_0.addLayout(self.params_grid_layout_0) - self.params.addTab(self.params_widget_0, 'Channel') - self.params_widget_1 = Qt.QWidget() - self.params_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_1) - self.params_grid_layout_1 = Qt.QGridLayout() - self.params_layout_1.addLayout(self.params_grid_layout_1) - self.params.addTab(self.params_widget_1, 'Receiver') - self.top_grid_layout.addWidget(self.params) - self._timing_loop_bw_range = Range(0, 200e-3, 10e-3, 2 * 3.141592653589793 / 100, 200) - self._timing_loop_bw_win = RangeWidget(self._timing_loop_bw_range, self.set_timing_loop_bw, 'Time Bandwidth', "counter_slider", float) - self.params_grid_layout_0.addWidget(self._timing_loop_bw_win, 1, 1, 1, 1) - for r in range(1, 2): - self.params_grid_layout_0.setRowStretch(r, 1) - for c in range(1, 2): - self.params_grid_layout_0.setColumnStretch(c, 1) - self._time_offset_range = Range(0.999, 1.001, 0.0001, 1.0, 200) - self._time_offset_win = RangeWidget(self._time_offset_range, self.set_time_offset, 'Timing Offset', "counter_slider", float) - self.params_grid_layout_0.addWidget(self._time_offset_win, 0, 1, 1, 1) - for r in range(0, 1): - self.params_grid_layout_0.setRowStretch(r, 1) - for c in range(1, 2): - self.params_grid_layout_0.setColumnStretch(c, 1) - self.plots = Qt.QTabWidget() - self.plots_widget_0 = Qt.QWidget() - self.plots_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_0) - self.plots_grid_layout_0 = Qt.QGridLayout() - self.plots_layout_0.addLayout(self.plots_grid_layout_0) - self.plots.addTab(self.plots_widget_0, 'Constellations') - self.plots_widget_1 = Qt.QWidget() - self.plots_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_1) - self.plots_grid_layout_1 = Qt.QGridLayout() - self.plots_layout_1.addLayout(self.plots_grid_layout_1) - self.plots.addTab(self.plots_widget_1, 'Frequency') - self.plots_widget_2 = Qt.QWidget() - self.plots_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_2) - self.plots_grid_layout_2 = Qt.QGridLayout() - self.plots_layout_2.addLayout(self.plots_grid_layout_2) - self.plots.addTab(self.plots_widget_2, 'Time') - self.top_grid_layout.addWidget(self.plots) - self._phase_bw_range = Range(0, 1, .01, 2 * 3.141592653589793 / 100, 200) - self._phase_bw_win = RangeWidget(self._phase_bw_range, self.set_phase_bw, 'Phase Bandwidth', "counter_slider", float) - self.params_grid_layout_1.addWidget(self._phase_bw_win, 1, 0, 1, 1) - for r in range(1, 2): - self.params_grid_layout_1.setRowStretch(r, 1) - for c in range(0, 1): - self.params_grid_layout_1.setColumnStretch(c, 1) - self._noise_volt_range = Range(0, 1, 0.01, 0.0001, 200) - self._noise_volt_win = RangeWidget(self._noise_volt_range, self.set_noise_volt, 'Noise Voltage', "counter_slider", float) - self.params_grid_layout_0.addWidget(self._noise_volt_win, 0, 0, 1, 1) - for r in range(0, 1): - self.params_grid_layout_0.setRowStretch(r, 1) - for c in range(0, 1): - self.params_grid_layout_0.setColumnStretch(c, 1) - self._freq_offset_range = Range(-100e-3, 100e-3, 1e-3, 0, 200) - self._freq_offset_win = RangeWidget(self._freq_offset_range, self.set_freq_offset, 'Frequency Offset', "counter_slider", float) - self.params_grid_layout_0.addWidget(self._freq_offset_win, 1, 0, 1, 1) - for r in range(1, 2): - self.params_grid_layout_0.setRowStretch(r, 1) - for c in range(0, 1): - self.params_grid_layout_0.setColumnStretch(c, 1) - self._eq_gain_range = Range(0, .1, .001, .01, 200) - self._eq_gain_win = RangeWidget(self._eq_gain_range, self.set_eq_gain, 'Equalizer Rate', "counter_slider", float) - self.params_grid_layout_1.addWidget(self._eq_gain_win, 0, 0, 1, 1) - for r in range(0, 1): - self.params_grid_layout_1.setRowStretch(r, 1) - for c in range(0, 1): - self.params_grid_layout_1.setColumnStretch(c, 1) - self.qtgui_time_sink_x_0 = qtgui.time_sink_f( - 1024, #size - samp_rate, #samp_rate - "Decoded", #name - 2 #number of inputs - ) - self.qtgui_time_sink_x_0.set_update_time(0.10) - self.qtgui_time_sink_x_0.set_y_axis(-1, 1) - - self.qtgui_time_sink_x_0.set_y_label('Amplitude', "") - - self.qtgui_time_sink_x_0.enable_tags(True) - self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") - self.qtgui_time_sink_x_0.enable_autoscale(False) - self.qtgui_time_sink_x_0.enable_grid(False) - self.qtgui_time_sink_x_0.enable_axis_labels(True) - self.qtgui_time_sink_x_0.enable_control_panel(False) - self.qtgui_time_sink_x_0.enable_stem_plot(False) - - - labels = ['Received', 'Sent', 'Signal 3', 'Signal 4', 'Signal 5', - 'Signal 6', 'Signal 7', 'Signal 8', 'Signal 9', 'Signal 10'] - widths = [1, 1, 1, 1, 1, - 1, 1, 1, 1, 1] - colors = ['blue', 'red', 'green', 'black', 'cyan', - 'magenta', 'yellow', 'dark red', 'dark green', 'dark blue'] - alphas = [1.0, 1.0, 1.0, 1.0, 1.0, - 1.0, 1.0, 1.0, 1.0, 1.0] - styles = [1, 1, 1, 1, 1, - 1, 1, 1, 1, 1] - markers = [-1, -1, -1, -1, -1, - -1, -1, -1, -1, -1] - - - for i in range(2): - if len(labels[i]) == 0: - self.qtgui_time_sink_x_0.set_line_label(i, "Data {0}".format(i)) - else: - self.qtgui_time_sink_x_0.set_line_label(i, labels[i]) - self.qtgui_time_sink_x_0.set_line_width(i, widths[i]) - self.qtgui_time_sink_x_0.set_line_color(i, colors[i]) - self.qtgui_time_sink_x_0.set_line_style(i, styles[i]) - self.qtgui_time_sink_x_0.set_line_marker(i, markers[i]) - self.qtgui_time_sink_x_0.set_line_alpha(i, alphas[i]) - - self._qtgui_time_sink_x_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0.pyqwidget(), Qt.QWidget) - self.plots_grid_layout_2.addWidget(self._qtgui_time_sink_x_0_win, 0, 0, 1, 1) - for r in range(0, 1): - self.plots_grid_layout_2.setRowStretch(r, 1) - for c in range(0, 1): - self.plots_grid_layout_2.setColumnStretch(c, 1) - self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( - 1024, #size - firdes.WIN_BLACKMAN_hARRIS, #wintype - 0, #fc - samp_rate, #bw - "Channel", #name - 1 - ) - self.qtgui_freq_sink_x_0.set_update_time(0.10) - self.qtgui_freq_sink_x_0.set_y_axis(-140, 10) - self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB') - self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "") - self.qtgui_freq_sink_x_0.enable_autoscale(False) - self.qtgui_freq_sink_x_0.enable_grid(False) - self.qtgui_freq_sink_x_0.set_fft_average(1.0) - self.qtgui_freq_sink_x_0.enable_axis_labels(True) - self.qtgui_freq_sink_x_0.enable_control_panel(False) - - - - labels = ['', '', '', '', '', - '', '', '', '', ''] - widths = [1, 1, 1, 1, 1, - 1, 1, 1, 1, 1] - colors = ["blue", "red", "green", "black", "cyan", - "magenta", "yellow", "dark red", "dark green", "dark blue"] - alphas = [1.0, 1.0, 1.0, 1.0, 1.0, - 1.0, 1.0, 1.0, 1.0, 1.0] - - for i in range(1): - if len(labels[i]) == 0: - self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i)) - else: - self.qtgui_freq_sink_x_0.set_line_label(i, labels[i]) - self.qtgui_freq_sink_x_0.set_line_width(i, widths[i]) - self.qtgui_freq_sink_x_0.set_line_color(i, colors[i]) - self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i]) - - self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget) - self.plots_grid_layout_1.addWidget(self._qtgui_freq_sink_x_0_win, 0, 0, 1, 1) - for r in range(0, 1): - self.plots_grid_layout_1.setRowStretch(r, 1) - for c in range(0, 1): - self.plots_grid_layout_1.setColumnStretch(c, 1) - self.qtgui_const_sink_x_2 = qtgui.const_sink_c( - 1024, #size - "Locked", #name - 1 #number of inputs - ) - self.qtgui_const_sink_x_2.set_update_time(0.10) - self.qtgui_const_sink_x_2.set_y_axis(-2, 2) - self.qtgui_const_sink_x_2.set_x_axis(-2, 2) - self.qtgui_const_sink_x_2.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "") - self.qtgui_const_sink_x_2.enable_autoscale(False) - self.qtgui_const_sink_x_2.enable_grid(False) - self.qtgui_const_sink_x_2.enable_axis_labels(True) - - - labels = ['', '', '', '', '', - '', '', '', '', ''] - widths = [1, 1, 1, 1, 1, - 1, 1, 1, 1, 1] - colors = ["blue", "red", "red", "red", "red", - "red", "red", "red", "red", "red"] - styles = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - markers = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - alphas = [1.0, 1.0, 1.0, 1.0, 1.0, - 1.0, 1.0, 1.0, 1.0, 1.0] - - for i in range(1): - if len(labels[i]) == 0: - self.qtgui_const_sink_x_2.set_line_label(i, "Data {0}".format(i)) - else: - self.qtgui_const_sink_x_2.set_line_label(i, labels[i]) - self.qtgui_const_sink_x_2.set_line_width(i, widths[i]) - self.qtgui_const_sink_x_2.set_line_color(i, colors[i]) - self.qtgui_const_sink_x_2.set_line_style(i, styles[i]) - self.qtgui_const_sink_x_2.set_line_marker(i, markers[i]) - self.qtgui_const_sink_x_2.set_line_alpha(i, alphas[i]) - - self._qtgui_const_sink_x_2_win = sip.wrapinstance(self.qtgui_const_sink_x_2.pyqwidget(), Qt.QWidget) - self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_2_win, 1, 1, 1, 1) - for r in range(1, 2): - self.plots_grid_layout_0.setRowStretch(r, 1) - for c in range(1, 2): - self.plots_grid_layout_0.setColumnStretch(c, 1) - self.qtgui_const_sink_x_1 = qtgui.const_sink_c( - 1024, #size - "Equalized", #name - 1 #number of inputs - ) - self.qtgui_const_sink_x_1.set_update_time(0.10) - self.qtgui_const_sink_x_1.set_y_axis(-2, 2) - self.qtgui_const_sink_x_1.set_x_axis(-2, 2) - self.qtgui_const_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "") - self.qtgui_const_sink_x_1.enable_autoscale(False) - self.qtgui_const_sink_x_1.enable_grid(False) - self.qtgui_const_sink_x_1.enable_axis_labels(True) - - - labels = ['', '', '', '', '', - '', '', '', '', ''] - widths = [1, 1, 1, 1, 1, - 1, 1, 1, 1, 1] - colors = ["blue", "red", "red", "red", "red", - "red", "red", "red", "red", "red"] - styles = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - markers = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - alphas = [1.0, 1.0, 1.0, 1.0, 1.0, - 1.0, 1.0, 1.0, 1.0, 1.0] - - for i in range(1): - if len(labels[i]) == 0: - self.qtgui_const_sink_x_1.set_line_label(i, "Data {0}".format(i)) - else: - self.qtgui_const_sink_x_1.set_line_label(i, labels[i]) - self.qtgui_const_sink_x_1.set_line_width(i, widths[i]) - self.qtgui_const_sink_x_1.set_line_color(i, colors[i]) - self.qtgui_const_sink_x_1.set_line_style(i, styles[i]) - self.qtgui_const_sink_x_1.set_line_marker(i, markers[i]) - self.qtgui_const_sink_x_1.set_line_alpha(i, alphas[i]) - - self._qtgui_const_sink_x_1_win = sip.wrapinstance(self.qtgui_const_sink_x_1.pyqwidget(), Qt.QWidget) - self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_1_win, 1, 0, 1, 1) - for r in range(1, 2): - self.plots_grid_layout_0.setRowStretch(r, 1) - for c in range(0, 1): - self.plots_grid_layout_0.setColumnStretch(c, 1) - self.qtgui_const_sink_x_0_0 = qtgui.const_sink_c( - 2048, #size - "Synchronized", #name - 1 #number of inputs - ) - self.qtgui_const_sink_x_0_0.set_update_time(0.10) - self.qtgui_const_sink_x_0_0.set_y_axis(-2, 2) - self.qtgui_const_sink_x_0_0.set_x_axis(-2, 2) - self.qtgui_const_sink_x_0_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "") - self.qtgui_const_sink_x_0_0.enable_autoscale(False) - self.qtgui_const_sink_x_0_0.enable_grid(False) - self.qtgui_const_sink_x_0_0.enable_axis_labels(True) - - - labels = ['', '', '', '', '', - '', '', '', '', ''] - widths = [1, 1, 1, 1, 1, - 1, 1, 1, 1, 1] - colors = ["blue", "red", "red", "red", "red", - "red", "red", "red", "red", "red"] - styles = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - markers = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - alphas = [1.0, 1.0, 1.0, 1.0, 1.0, - 1.0, 1.0, 1.0, 1.0, 1.0] - - for i in range(1): - if len(labels[i]) == 0: - self.qtgui_const_sink_x_0_0.set_line_label(i, "Data {0}".format(i)) - else: - self.qtgui_const_sink_x_0_0.set_line_label(i, labels[i]) - self.qtgui_const_sink_x_0_0.set_line_width(i, widths[i]) - self.qtgui_const_sink_x_0_0.set_line_color(i, colors[i]) - self.qtgui_const_sink_x_0_0.set_line_style(i, styles[i]) - self.qtgui_const_sink_x_0_0.set_line_marker(i, markers[i]) - self.qtgui_const_sink_x_0_0.set_line_alpha(i, alphas[i]) - - self._qtgui_const_sink_x_0_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0_0.pyqwidget(), Qt.QWidget) - self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_0_win, 0, 1, 1, 1) - for r in range(0, 1): - self.plots_grid_layout_0.setRowStretch(r, 1) - for c in range(1, 2): - self.plots_grid_layout_0.setColumnStretch(c, 1) - self.qtgui_const_sink_x_0 = qtgui.const_sink_c( - 2048, #size - "Channel", #name - 1 #number of inputs - ) - self.qtgui_const_sink_x_0.set_update_time(0.10) - self.qtgui_const_sink_x_0.set_y_axis(-2, 2) - self.qtgui_const_sink_x_0.set_x_axis(-2, 2) - self.qtgui_const_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, "") - self.qtgui_const_sink_x_0.enable_autoscale(False) - self.qtgui_const_sink_x_0.enable_grid(False) - self.qtgui_const_sink_x_0.enable_axis_labels(True) - - - labels = ['', '', '', '', '', - '', '', '', '', ''] - widths = [1, 1, 1, 1, 1, - 1, 1, 1, 1, 1] - colors = ["blue", "red", "red", "red", "red", - "red", "red", "red", "red", "red"] - styles = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - markers = [0, 0, 0, 0, 0, - 0, 0, 0, 0, 0] - alphas = [1.0, 1.0, 1.0, 1.0, 1.0, - 1.0, 1.0, 1.0, 1.0, 1.0] - - for i in range(1): - if len(labels[i]) == 0: - self.qtgui_const_sink_x_0.set_line_label(i, "Data {0}".format(i)) - else: - self.qtgui_const_sink_x_0.set_line_label(i, labels[i]) - self.qtgui_const_sink_x_0.set_line_width(i, widths[i]) - self.qtgui_const_sink_x_0.set_line_color(i, colors[i]) - self.qtgui_const_sink_x_0.set_line_style(i, styles[i]) - self.qtgui_const_sink_x_0.set_line_marker(i, markers[i]) - self.qtgui_const_sink_x_0.set_line_alpha(i, alphas[i]) - - self._qtgui_const_sink_x_0_win = sip.wrapinstance(self.qtgui_const_sink_x_0.pyqwidget(), Qt.QWidget) - self.plots_grid_layout_0.addWidget(self._qtgui_const_sink_x_0_win, 0, 0, 1, 1) - for r in range(0, 1): - self.plots_grid_layout_0.setRowStretch(r, 1) - for c in range(0, 1): - self.plots_grid_layout_0.setColumnStretch(c, 1) - self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps * 1.001, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 2) - self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2]) - self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4) - self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, 4, False) - self.digital_constellation_modulator_0 = digital.generic_mod( - constellation=qpsk_const, - differential=True, - samples_per_symbol=sps, - pre_diff_code=True, - excess_bw=excess_bw, - verbose=False, - log=False) - self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(qpsk_const) - self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, 2) - self.channels_channel_model_0 = channels.channel_model( - noise_voltage=noise_volt, - frequency_offset=freq_offset, - epsilon=time_offset, - taps=chn_taps, - noise_seed=0, - block_tags=False) - self.blocks_unpack_k_bits_bb_0_0 = blocks.unpack_k_bits_bb(2) - self.blocks_unpack_k_bits_bb_0 = blocks.unpack_k_bits_bb(2) - self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True) - self.blocks_delay_0 = blocks.delay(gr.sizeof_float*1, 50) - self.blocks_char_to_float_0_0 = blocks.char_to_float(1, 1) - self.blocks_char_to_float_0 = blocks.char_to_float(1, 1) - self.analog_random_source_x_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 256, 1000))), True) - - - - ################################################## - # Connections - ################################################## - self.connect((self.analog_random_source_x_0, 0), (self.blocks_unpack_k_bits_bb_0_0, 0)) - self.connect((self.analog_random_source_x_0, 0), (self.digital_constellation_modulator_0, 0)) - self.connect((self.blocks_char_to_float_0, 0), (self.qtgui_time_sink_x_0, 0)) - self.connect((self.blocks_char_to_float_0_0, 0), (self.blocks_delay_0, 0)) - self.connect((self.blocks_delay_0, 0), (self.qtgui_time_sink_x_0, 1)) - self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0)) - self.connect((self.blocks_unpack_k_bits_bb_0, 0), (self.blocks_char_to_float_0, 0)) - self.connect((self.blocks_unpack_k_bits_bb_0_0, 0), (self.blocks_char_to_float_0_0, 0)) - self.connect((self.channels_channel_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) - self.connect((self.channels_channel_model_0, 0), (self.qtgui_const_sink_x_0, 0)) - self.connect((self.channels_channel_model_0, 0), (self.qtgui_freq_sink_x_0, 0)) - self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0)) - self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_const_sink_x_1, 0)) - self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0)) - self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0)) - self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0)) - self.connect((self.digital_costas_loop_cc_0, 0), (self.qtgui_const_sink_x_2, 0)) - self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_map_bb_0, 0)) - self.connect((self.digital_map_bb_0, 0), (self.blocks_unpack_k_bits_bb_0, 0)) - self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0)) - self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.qtgui_const_sink_x_0_0, 0)) - - - def closeEvent(self, event): - self.settings = Qt.QSettings("GNU Radio", "qpks") - self.settings.setValue("geometry", self.saveGeometry()) - event.accept() - - def get_sps(self): - return self.sps - - def set_sps(self, sps): - self.sps = sps - self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts)) - - def get_nfilts(self): - return self.nfilts - - def set_nfilts(self, nfilts): - self.nfilts = nfilts - self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts)) - - def get_excess_bw(self): - return self.excess_bw - - def set_excess_bw(self, excess_bw): - self.excess_bw = excess_bw - self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts)) - - def get_timing_loop_bw(self): - return self.timing_loop_bw - - def set_timing_loop_bw(self, timing_loop_bw): - self.timing_loop_bw = timing_loop_bw - self.digital_pfb_clock_sync_xxx_0.set_loop_bandwidth(self.timing_loop_bw) - - def get_time_offset(self): - return self.time_offset - - def set_time_offset(self, time_offset): - self.time_offset = time_offset - self.channels_channel_model_0.set_timing_offset(self.time_offset) - - def get_samp_rate(self): - return self.samp_rate - - def set_samp_rate(self, samp_rate): - self.samp_rate = samp_rate - self.blocks_throttle_0.set_sample_rate(self.samp_rate) - self.qtgui_freq_sink_x_0.set_frequency_range(0, self.samp_rate) - self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate) - - def get_rrc_taps(self): - return self.rrc_taps - - def set_rrc_taps(self, rrc_taps): - self.rrc_taps = rrc_taps - self.digital_pfb_clock_sync_xxx_0.update_taps(self.rrc_taps) - - def get_qpsk_const(self): - return self.qpsk_const - - def set_qpsk_const(self, qpsk_const): - self.qpsk_const = qpsk_const - - def get_phase_bw(self): - return self.phase_bw - - def set_phase_bw(self, phase_bw): - self.phase_bw = phase_bw - self.digital_costas_loop_cc_0.set_loop_bandwidth(self.phase_bw) - - def get_noise_volt(self): - return self.noise_volt - - def set_noise_volt(self, noise_volt): - self.noise_volt = noise_volt - self.channels_channel_model_0.set_noise_voltage(self.noise_volt) - - def get_freq_offset(self): - return self.freq_offset - - def set_freq_offset(self, freq_offset): - self.freq_offset = freq_offset - self.channels_channel_model_0.set_frequency_offset(self.freq_offset) - - def get_eq_ntaps(self): - return self.eq_ntaps - - def set_eq_ntaps(self, eq_ntaps): - self.eq_ntaps = eq_ntaps - - def get_eq_mod(self): - return self.eq_mod - - def set_eq_mod(self, eq_mod): - self.eq_mod = eq_mod - self.digital_cma_equalizer_cc_0.set_modulus(self.eq_mod) - - def get_eq_gain(self): - return self.eq_gain - - def set_eq_gain(self, eq_gain): - self.eq_gain = eq_gain - self.digital_cma_equalizer_cc_0.set_gain(self.eq_gain) - - def get_chn_taps(self): - return self.chn_taps - - def set_chn_taps(self, chn_taps): - self.chn_taps = chn_taps - self.channels_channel_model_0.set_taps(self.chn_taps) - - - - - -def main(top_block_cls=qpks, options=None): - if gr.enable_realtime_scheduling() != gr.RT_OK: - print("Error: failed to enable real-time scheduling.") - - if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): - style = gr.prefs().get_string('qtgui', 'style', 'raster') - Qt.QApplication.setGraphicsSystem(style) - qapp = Qt.QApplication(sys.argv) - - tb = top_block_cls() - - tb.start() - - tb.show() - - def sig_handler(sig=None, frame=None): - Qt.QApplication.quit() - - signal.signal(signal.SIGINT, sig_handler) - signal.signal(signal.SIGTERM, sig_handler) - - timer = Qt.QTimer() - timer.start(500) - timer.timeout.connect(lambda: None) - - def quitting(): - tb.stop() - tb.wait() - - qapp.aboutToQuit.connect(quitting) - qapp.exec_() - -if __name__ == '__main__': - main() |