#!/usr/bin/env python2 # -*- coding: utf-8 -*- ################################################## # GNU Radio Python Flow Graph # Title: Test Tx # Generated: Mon Sep 25 15:37:13 2017 ################################################## 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 digital from gnuradio import eng_notation from gnuradio import gr from gnuradio import qtgui from gnuradio import uhd from gnuradio.eng_option import eng_option from gnuradio.filter import firdes from gnuradio.qtgui import Range, RangeWidget from optparse import OptionParser import sip import sys import time from gnuradio import qtgui class test_tx(gr.top_block, Qt.QWidget): def __init__(self): gr.top_block.__init__(self, "Test Tx") Qt.QWidget.__init__(self) self.setWindowTitle("Test Tx") 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", "test_tx") self.restoreGeometry(self.settings.value("geometry").toByteArray()) ################################################## # Variables ################################################## self.sync_word2 = sync_word2 = [1.,1.,0.,1.,1j,1.,-1j,1.,0.,-1.,0.,1j,0.,1.,1j,-1j,1.,0.,1.,1j,-1j,0.,1.,1j,0.,1j,0.,1.,0.,1.,-1.,0.,1j,0.,1.,-1j,1.,0.,1.,1j,0.,1j,1j,1.,-1j,1.,0.,1.,1j,1.,1j,-1j,0.,1.,0.,1.,1j,1.,-1j,1.,0.,1.,1j,-1j,-1j,1.,0.,1.,1j,-1j,0.,-1.,0.,1j,0.,1.,1.,0.,1.,1j,1j,0.,1.,1j,0.,1.,1j,-1j,1j,1.,-1j,1.,0.,1.,0.,1j,1.,-1j,1.,0.,0.,1j,0.,1.,1j,0.,1.,1j,1j,0.,1.,1j,-1j,0.,-1.,0.,1j,0.,0.,1.,1j,-1j,0.,1j,1.,-1j,1.,0.] self.sync_word1 = sync_word1 = [0.,0.,0.,0.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,1.,0.,0.,0.,0.,0.,0.] self.samp_rate = samp_rate = 5e5 self.pilot_symbols = pilot_symbols = ((1,-1,1,0,1,0,-1,0,),) self.pilot_carriers = pilot_carriers = ((-40,-27,-21,-7,7,21,27,40,),) self.packet_len = packet_len = 80 self.pack_len = pack_len = 64 self.occupied_carriers = occupied_carriers = (range(-53,-40)+range(-39,-27)+range(-26,-21)+range(-20,-7)+range(-6,0)+range(1,7)+range(8,21)+range(22,27)+range(28,40)+range(41,54),) self.fft_len2 = fft_len2 = 256 self.fft_len = fft_len = 128 self.cmts_tx_const = cmts_tx_const = 0.005 ################################################## # Blocks ################################################## self._cmts_tx_const_range = Range(0, 1, 0.005, 0.005, 200) self._cmts_tx_const_win = RangeWidget(self._cmts_tx_const_range, self.set_cmts_tx_const, "cmts_tx_const", "counter_slider", float) self.top_layout.addWidget(self._cmts_tx_const_win) self.uhd_usrp_source_0 = uhd.usrp_source( ",".join(("serial=499c512d", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_source_0.set_samp_rate(samp_rate) self.uhd_usrp_source_0.set_center_freq(5000000, 0) self.uhd_usrp_source_0.set_gain(0, 0) self.uhd_usrp_source_0.set_antenna('RX2', 0) self.uhd_usrp_sink_0 = uhd.usrp_sink( ",".join(("serial=499c5170", "")), uhd.stream_args( cpu_format="fc32", channels=range(1), ), ) self.uhd_usrp_sink_0.set_samp_rate(samp_rate) self.uhd_usrp_sink_0.set_center_freq(5e6, 0) self.uhd_usrp_sink_0.set_gain(0, 0) self.uhd_usrp_sink_0.set_antenna('TX/RX', 0) self.qtgui_time_sink_x_0 = qtgui.time_sink_f( 1024, #size samp_rate, #samp_rate "plot", #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(-1, 1) 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_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") self.qtgui_time_sink_x_0.enable_autoscale(True) 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) 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_layout.addWidget(self._qtgui_time_sink_x_0_win) self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c( fft_len*5/4, #size firdes.WIN_BLACKMAN_hARRIS, #wintype 0, #fc samp_rate, #bw "tx", #name 1 #number of inputs ) 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) if not True: self.qtgui_freq_sink_x_0.disable_legend() if "complex" == "float" or "complex" == "msg_float": self.qtgui_freq_sink_x_0.set_plot_pos_half(not True) 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 xrange(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.top_layout.addWidget(self._qtgui_freq_sink_x_0_win) self.digital_ofdm_tx_0 = digital.ofdm_tx( fft_len=fft_len, cp_len=fft_len/4, packet_length_tag_key='packet_len', occupied_carriers=occupied_carriers, pilot_carriers=pilot_carriers, pilot_symbols=pilot_symbols, sync_word1=sync_word1, sync_word2=sync_word2, bps_header=1, bps_payload=2, rolloff=0, debug_log=False, scramble_bits=False ) self.digital_ofdm_rx_0 = digital.ofdm_rx( fft_len=fft_len, cp_len=fft_len/4, frame_length_tag_key='frame_'+"length", packet_length_tag_key="length", occupied_carriers=occupied_carriers, pilot_carriers=pilot_carriers, pilot_symbols=pilot_symbols, sync_word1=sync_word1, sync_word2=sync_word2, bps_header=1, bps_payload=2, debug_log=False, scramble_bits=False ) self.blocks_vector_source_x_0 = blocks.vector_source_b(range(packet_len), True, 1, ()) self.blocks_uchar_to_float_0 = blocks.uchar_to_float() self.blocks_tag_debug_0 = blocks.tag_debug(gr.sizeof_char*1, '', ""); self.blocks_tag_debug_0.set_display(True) self.blocks_stream_to_tagged_stream_0 = blocks.stream_to_tagged_stream(gr.sizeof_char, 1, packet_len, 'packet_len') self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((cmts_tx_const, )) ################################################## # Connections ################################################## self.connect((self.blocks_multiply_const_vxx_0, 0), (self.qtgui_freq_sink_x_0, 0)) self.connect((self.blocks_multiply_const_vxx_0, 0), (self.uhd_usrp_sink_0, 0)) self.connect((self.blocks_stream_to_tagged_stream_0, 0), (self.digital_ofdm_tx_0, 0)) self.connect((self.blocks_uchar_to_float_0, 0), (self.qtgui_time_sink_x_0, 0)) self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_to_tagged_stream_0, 0)) self.connect((self.digital_ofdm_rx_0, 0), (self.blocks_tag_debug_0, 0)) self.connect((self.digital_ofdm_rx_0, 0), (self.blocks_uchar_to_float_0, 0)) self.connect((self.digital_ofdm_tx_0, 0), (self.blocks_multiply_const_vxx_0, 0)) self.connect((self.uhd_usrp_source_0, 0), (self.digital_ofdm_rx_0, 0)) def closeEvent(self, event): self.settings = Qt.QSettings("GNU Radio", "test_tx") self.settings.setValue("geometry", self.saveGeometry()) event.accept() def get_sync_word2(self): return self.sync_word2 def set_sync_word2(self, sync_word2): self.sync_word2 = sync_word2 def get_sync_word1(self): return self.sync_word1 def set_sync_word1(self, sync_word1): self.sync_word1 = sync_word1 def get_samp_rate(self): return self.samp_rate def set_samp_rate(self, samp_rate): self.samp_rate = samp_rate self.uhd_usrp_source_0.set_samp_rate(self.samp_rate) self.uhd_usrp_sink_0.set_samp_rate(self.samp_rate) self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate) self.qtgui_freq_sink_x_0.set_frequency_range(0, self.samp_rate) def get_pilot_symbols(self): return self.pilot_symbols def set_pilot_symbols(self, pilot_symbols): self.pilot_symbols = pilot_symbols def get_pilot_carriers(self): return self.pilot_carriers def set_pilot_carriers(self, pilot_carriers): self.pilot_carriers = pilot_carriers def get_packet_len(self): return self.packet_len def set_packet_len(self, packet_len): self.packet_len = packet_len self.blocks_vector_source_x_0.set_data(range(self.packet_len), ()) self.blocks_stream_to_tagged_stream_0.set_packet_len(self.packet_len) self.blocks_stream_to_tagged_stream_0.set_packet_len_pmt(self.packet_len) def get_pack_len(self): return self.pack_len def set_pack_len(self, pack_len): self.pack_len = pack_len def get_occupied_carriers(self): return self.occupied_carriers def set_occupied_carriers(self, occupied_carriers): self.occupied_carriers = occupied_carriers def get_fft_len2(self): return self.fft_len2 def set_fft_len2(self, fft_len2): self.fft_len2 = fft_len2 def get_fft_len(self): return self.fft_len def set_fft_len(self, fft_len): self.fft_len = fft_len def get_cmts_tx_const(self): return self.cmts_tx_const def set_cmts_tx_const(self, cmts_tx_const): self.cmts_tx_const = cmts_tx_const self.blocks_multiply_const_vxx_0.set_k((self.cmts_tx_const, )) def main(top_block_cls=test_tx, 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()