diff options
Diffstat (limited to 'tests/correlator/correlator.py')
| -rwxr-xr-x | tests/correlator/correlator.py | 143 |
1 files changed, 99 insertions, 44 deletions
diff --git a/tests/correlator/correlator.py b/tests/correlator/correlator.py index a20d95c..f4760c5 100755 --- a/tests/correlator/correlator.py +++ b/tests/correlator/correlator.py @@ -7,7 +7,7 @@ # GNU Radio Python Flow Graph # Title: Correlator Test # Author: Naoki Pross -# GNU Radio version: 3.9.2.0 +# GNU Radio version: 3.8.2.0 from distutils.version import StrictVersion @@ -26,27 +26,25 @@ 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 -from gnuradio.fft import window import sys import signal from argparse import ArgumentParser from gnuradio.eng_arg import eng_float, intx from gnuradio import eng_notation -import correlator_epy_block_0 as epy_block_0 # embedded python block -import correlator_epy_block_1 as epy_block_1 # embedded python block +import epy_block_0 +import epy_block_1 import numpy as np - - from gnuradio import qtgui class correlator(gr.top_block, Qt.QWidget): def __init__(self): - gr.top_block.__init__(self, "Correlator Test", catch_exceptions=True) + gr.top_block.__init__(self, "Correlator Test") Qt.QWidget.__init__(self) self.setWindowTitle("Correlator Test") qtgui.util.check_set_qss() @@ -79,14 +77,15 @@ class correlator(gr.top_block, Qt.QWidget): ################################################## # Variables ################################################## + self.testvec = testvec = [0x1f, 0x35] + [0x12, 0x48] self.sps = sps = 4 self.nfilts = nfilts = 32 self.excess_bw = excess_bw = .35 self.timing_loop_bw = timing_loop_bw = 2 * np.pi / 100 - self.testvec = testvec = [0x1f, 0x35] + [0x12, 0x48] self.samp_rate = samp_rate = int(1e6) self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts) self.revconj_access_code_symbols = revconj_access_code_symbols = [(1.4142135623730951+1.4142135623730951j), (1.4142135623730951+1.4142135623730951j), (1.4142135623730951-1.4142135623730951j), (-1.4142135623730951+1.4142135623730951j), (1.4142135623730951-1.4142135623730951j), (1.4142135623730951-1.4142135623730951j), (1.4142135623730951+1.4142135623730951j), (-1.4142135623730951+1.4142135623730951j)] + self.frame_len = frame_len = len(testvec) + 4 self.const = const = digital.constellation_qpsk().base() self.access_code_symbols = access_code_symbols = .5 * np.array([(-1.4142135623730951-1.4142135623730951j), (1.4142135623730951-1.4142135623730951j), (1.4142135623730951+1.4142135623730951j), (1.4142135623730951+1.4142135623730951j), (-1.4142135623730951-1.4142135623730951j), (1.4142135623730951+1.4142135623730951j), (1.4142135623730951-1.4142135623730951j), (1.4142135623730951-1.4142135623730951j)]) @@ -97,8 +96,7 @@ class correlator(gr.top_block, Qt.QWidget): 1024, #size samp_rate, #samp_rate "", #name - 1, #number of inputs - None # parent + 1 #number of inputs ) self.qtgui_time_sink_x_1_0.set_update_time(0.10) self.qtgui_time_sink_x_1_0.set_y_axis(-2, 2) @@ -152,8 +150,7 @@ class correlator(gr.top_block, Qt.QWidget): 1024, #size samp_rate / sps, #samp_rate "", #name - 1, #number of inputs - None # parent + 1 #number of inputs ) self.qtgui_time_sink_x_0_0_0.set_update_time(0.10) self.qtgui_time_sink_x_0_0_0.set_y_axis(-2, 2) @@ -198,13 +195,12 @@ class correlator(gr.top_block, Qt.QWidget): self.qtgui_time_sink_x_0_0_0.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0_0.pyqwidget(), Qt.QWidget) - self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_0_win) + self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_0_win) self.qtgui_time_sink_x_0_0 = qtgui.time_sink_f( 1024, #size samp_rate / sps, #samp_rate "", #name - 1, #number of inputs - None # parent + 1 #number of inputs ) self.qtgui_time_sink_x_0_0.set_update_time(0.10) self.qtgui_time_sink_x_0_0.set_y_axis(0, 20) @@ -246,12 +242,61 @@ class correlator(gr.top_block, Qt.QWidget): self.qtgui_time_sink_x_0_0.set_line_alpha(i, alphas[i]) self._qtgui_time_sink_x_0_0_win = sip.wrapinstance(self.qtgui_time_sink_x_0_0.pyqwidget(), Qt.QWidget) - self.top_layout.addWidget(self._qtgui_time_sink_x_0_0_win) + self.top_grid_layout.addWidget(self._qtgui_time_sink_x_0_0_win) + self.qtgui_time_sink_x_0 = qtgui.time_sink_c( + 1024, #size + samp_rate / sps, #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(-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 = ['Signal 1', 'Signal 2', '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: + if (i % 2 == 0): + self.qtgui_time_sink_x_0.set_line_label(i, "Re{{Data {0}}}".format(i/2)) + else: + self.qtgui_time_sink_x_0.set_line_label(i, "Im{{Data {0}}}".format(i/2)) + 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.qtgui_const_sink_x_0_0 = qtgui.const_sink_c( 1024, #size "Phase Locked Signal", #name - 2, #number of inputs - None # parent + 2 #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) @@ -295,8 +340,7 @@ class correlator(gr.top_block, Qt.QWidget): self.qtgui_const_sink_x_0 = qtgui.const_sink_c( 1024, #size "Equalized Signal", #name - 1, #number of inputs - None # parent + 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) @@ -337,7 +381,7 @@ class correlator(gr.top_block, Qt.QWidget): self.top_grid_layout.setRowStretch(r, 1) for c in range(1, 2): self.top_grid_layout.setColumnStretch(c, 1) - self.epy_block_1 = epy_block_1.blk(vlen=len(testvec)) + self.epy_block_1 = epy_block_1.blk(vlen=frame_len) self.epy_block_0 = epy_block_0.blk() self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, rrc_taps, nfilts, 16, 1.5, 1) self.digital_costas_loop_cc_0 = digital.costas_loop_cc(2 * 3.141592653589793 / 100, 4, False) @@ -349,13 +393,12 @@ class correlator(gr.top_block, Qt.QWidget): pre_diff_code=True, excess_bw=excess_bw, verbose=False, - log=False, - truncate=False) + log=False) self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const) self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, .002, 1) self.channels_channel_model_0 = channels.channel_model( - noise_voltage=0.01, - frequency_offset=0.0005, + noise_voltage=0.1, + frequency_offset=0.002, epsilon=1.0, taps=[np.exp(1j * 30 / 180 * np.pi)], noise_seed=243, @@ -363,31 +406,33 @@ class correlator(gr.top_block, Qt.QWidget): self.blocks_vector_source_x_0 = blocks.vector_source_b(testvec * 10000, True, 1, []) self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True) self.blocks_tagged_stream_align_0 = blocks.tagged_stream_align(gr.sizeof_char*1, 'frame_start') - self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_char*1, len(testvec)) - self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, [0, len(testvec)]) - self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(2, 4, "", False, gr.GR_LSB_FIRST) + self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_char*1, frame_len) + self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_char*1, [0, len(testvec), 4]) + self.blocks_repack_bits_bb_0 = blocks.repack_bits_bb(2, 8, "", True, gr.GR_MSB_FIRST) self.blocks_null_source_0 = blocks.null_source(gr.sizeof_char*1) self.blocks_null_sink_3 = blocks.null_sink(gr.sizeof_float*1) self.blocks_complex_to_magphase_0_0 = blocks.complex_to_magphase(1) + self.analog_random_source_x_0 = blocks.vector_source_b(list(map(int, numpy.random.randint(0, 255, 1000))), True) ################################################## # Connections ################################################## + self.connect((self.analog_random_source_x_0, 0), (self.blocks_stream_mux_0, 2)) self.connect((self.blocks_complex_to_magphase_0_0, 1), (self.blocks_null_sink_3, 0)) self.connect((self.blocks_complex_to_magphase_0_0, 0), (self.qtgui_time_sink_x_0_0, 0)) self.connect((self.blocks_null_source_0, 0), (self.blocks_stream_mux_0, 0)) - self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_tagged_stream_align_0, 0)) + self.connect((self.blocks_repack_bits_bb_0, 0), (self.blocks_stream_to_vector_0, 0)) self.connect((self.blocks_stream_mux_0, 0), (self.digital_constellation_modulator_0, 0)) self.connect((self.blocks_stream_to_vector_0, 0), (self.epy_block_1, 0)) - self.connect((self.blocks_tagged_stream_align_0, 0), (self.blocks_stream_to_vector_0, 0)) + self.connect((self.blocks_tagged_stream_align_0, 0), (self.blocks_repack_bits_bb_0, 0)) self.connect((self.blocks_throttle_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_stream_mux_0, 1)) self.connect((self.channels_channel_model_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_corr_est_cc_0, 0)) self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_const_sink_x_0, 0)) - self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_repack_bits_bb_0, 0)) + self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_tagged_stream_align_0, 0)) self.connect((self.digital_constellation_modulator_0, 0), (self.channels_channel_model_0, 0)) self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_time_sink_x_1_0, 0)) self.connect((self.digital_corr_est_cc_0, 1), (self.blocks_complex_to_magphase_0_0, 0)) @@ -398,22 +443,29 @@ class correlator(gr.top_block, Qt.QWidget): self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0)) self.connect((self.epy_block_0, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.epy_block_0, 0), (self.qtgui_const_sink_x_0_0, 0)) + self.connect((self.epy_block_0, 0), (self.qtgui_time_sink_x_0, 0)) def closeEvent(self, event): self.settings = Qt.QSettings("GNU Radio", "correlator") self.settings.setValue("geometry", self.saveGeometry()) - self.stop() - self.wait() - event.accept() + def get_testvec(self): + return self.testvec + + def set_testvec(self, testvec): + self.testvec = testvec + self.set_frame_len(len(self.testvec) + 4) + self.blocks_vector_source_x_0.set_data(self.testvec * 10000, []) + 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)) + self.qtgui_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps) self.qtgui_time_sink_x_0_0.set_samp_rate(self.samp_rate / self.sps) self.qtgui_time_sink_x_0_0_0.set_samp_rate(self.samp_rate / self.sps) @@ -438,19 +490,13 @@ class correlator(gr.top_block, Qt.QWidget): self.timing_loop_bw = timing_loop_bw self.digital_pfb_clock_sync_xxx_0.set_loop_bandwidth(self.timing_loop_bw) - def get_testvec(self): - return self.testvec - - def set_testvec(self, testvec): - self.testvec = testvec - self.blocks_vector_source_x_0.set_data(self.testvec * 10000, []) - 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_time_sink_x_0.set_samp_rate(self.samp_rate / self.sps) self.qtgui_time_sink_x_0_0.set_samp_rate(self.samp_rate / self.sps) self.qtgui_time_sink_x_0_0_0.set_samp_rate(self.samp_rate / self.sps) self.qtgui_time_sink_x_1_0.set_samp_rate(self.samp_rate) @@ -468,6 +514,12 @@ class correlator(gr.top_block, Qt.QWidget): def set_revconj_access_code_symbols(self, revconj_access_code_symbols): self.revconj_access_code_symbols = revconj_access_code_symbols + def get_frame_len(self): + return self.frame_len + + def set_frame_len(self, frame_len): + self.frame_len = frame_len + def get_const(self): return self.const @@ -484,6 +536,7 @@ class correlator(gr.top_block, Qt.QWidget): + def main(top_block_cls=correlator, options=None): if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"): @@ -498,9 +551,6 @@ def main(top_block_cls=correlator, options=None): tb.show() def sig_handler(sig=None, frame=None): - tb.stop() - tb.wait() - Qt.QApplication.quit() signal.signal(signal.SIGINT, sig_handler) @@ -510,6 +560,11 @@ def main(top_block_cls=correlator, options=None): timer.start(500) timer.timeout.connect(lambda: None) + def quitting(): + tb.stop() + tb.wait() + + qapp.aboutToQuit.connect(quitting) qapp.exec_() if __name__ == '__main__': |