From 2eadf9968b8945095ade6b5aad14bdeeafa5cd72 Mon Sep 17 00:00:00 2001 From: Isaac Konikoff Date: Fri, 8 Nov 2019 14:13:22 -0800 Subject: [PATCH] Python pulse detection script...needs the following to work (tested on F27 and F30): hackrf, gr-osmosdr and gnuradio installed export QT_X11_NO_MITSHM=1 line 70 should be a variable to control time scale on x-axis, default is 100000 which corresponds to 30ms line 117 needs correct hackrf serial number from hackrf_info output line 119 needs correct frequency to receive on, default is 5180MHz --- pulse_detect.py | 174 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 174 insertions(+) create mode 100755 pulse_detect.py diff --git a/pulse_detect.py b/pulse_detect.py new file mode 100755 index 00000000..816c906a --- /dev/null +++ b/pulse_detect.py @@ -0,0 +1,174 @@ +#!/usr/bin/env python2 +# -*- coding: utf-8 -*- +################################################## +# GNU Radio Python Flow Graph +# Title: Pulse Detect +# GNU Radio version: 3.7.13.5 +################################################## + +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 PyQt4 import Qt +from gnuradio import blocks +from gnuradio import eng_notation +from gnuradio import gr +from gnuradio import qtgui +from gnuradio.eng_option import eng_option +from gnuradio.filter import firdes +from optparse import OptionParser +import osmosdr +import sip +import sys +import time +from gnuradio import qtgui + + +class pulse_detect(gr.top_block, Qt.QWidget): + + def __init__(self): + gr.top_block.__init__(self, "Pulse Detect") + Qt.QWidget.__init__(self) + self.setWindowTitle("Pulse Detect") + 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", "pulse_detect") + self.restoreGeometry(self.settings.value("geometry").toByteArray()) + + + ################################################## + # Variables + ################################################## + self.samp_rate = samp_rate = 3e6 + + ################################################## + # Blocks + ################################################## + self.qtgui_time_sink_x_0 = qtgui.time_sink_f( + 100000, #size + samp_rate, #samp_rate + "", #name + 1 #number of inputs + ) + self.qtgui_time_sink_x_0.set_update_time(0.10) + self.qtgui_time_sink_x_0.set_y_axis(0, 2) + + self.qtgui_time_sink_x_0.set_y_label('Amplitude', "") + + self.qtgui_time_sink_x_0.enable_tags(-1, True) + self.qtgui_time_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_NORM, qtgui.TRIG_SLOPE_POS, 0.5, 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(True) + self.qtgui_time_sink_x_0.enable_stem_plot(False) + + if not True: + self.qtgui_time_sink_x_0.disable_legend() + + labels = ['', '', '', '', '', + '', '', '', '', ''] + widths = [1, 1, 1, 1, 1, + 1, 1, 1, 1, 1] + colors = ["blue", "red", "green", "black", "cyan", + "magenta", "yellow", "dark red", "dark green", "blue"] + styles = [1, 1, 1, 1, 1, + 1, 1, 1, 1, 1] + markers = [-1, -1, -1, -1, -1, + -1, -1, -1, -1, -1] + alphas = [1.0, 1.0, 1.0, 1.0, 1.0, + 1.0, 1.0, 1.0, 1.0, 1.0] + + for i in xrange(1): + 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.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_win) + self.osmosdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + 'hackrf=000000000000000087c867dc2a44625f' ) + self.osmosdr_source_0.set_sample_rate(samp_rate) + self.osmosdr_source_0.set_center_freq(5180e6, 0) + self.osmosdr_source_0.set_freq_corr(0, 0) + self.osmosdr_source_0.set_dc_offset_mode(0, 0) + self.osmosdr_source_0.set_iq_balance_mode(0, 0) + self.osmosdr_source_0.set_gain_mode(False, 0) + self.osmosdr_source_0.set_gain(10, 0) + self.osmosdr_source_0.set_if_gain(32, 0) + self.osmosdr_source_0.set_bb_gain(32, 0) + self.osmosdr_source_0.set_antenna('', 0) + self.osmosdr_source_0.set_bandwidth(0, 0) + + self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1) + + + + ################################################## + # Connections + ################################################## + self.connect((self.blocks_complex_to_mag_0, 0), (self.qtgui_time_sink_x_0, 0)) + self.connect((self.osmosdr_source_0, 0), (self.blocks_complex_to_mag_0, 0)) + + def closeEvent(self, event): + self.settings = Qt.QSettings("GNU Radio", "pulse_detect") + self.settings.setValue("geometry", self.saveGeometry()) + event.accept() + + def get_samp_rate(self): + return self.samp_rate + + def set_samp_rate(self, samp_rate): + self.samp_rate = samp_rate + self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate) + self.osmosdr_source_0.set_sample_rate(self.samp_rate) + + +def main(top_block_cls=pulse_detect, options=None): + + from distutils.version import StrictVersion + if StrictVersion(Qt.qVersion()) >= StrictVersion("4.5.0"): + 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 quitting(): + tb.stop() + tb.wait() + qapp.connect(qapp, Qt.SIGNAL("aboutToQuit()"), quitting) + qapp.exec_() + + +if __name__ == '__main__': + main()