From f3f9d2f29efa7de1664c9bdf98987d7a2b7690be Mon Sep 17 00:00:00 2001 From: Nao Pross Date: Thu, 25 Nov 2021 14:28:55 +0100 Subject: Create test files for correlator --- tests/correlator/acgen.dat | Bin 0 -> 5120 bytes tests/correlator/acgen.grc | 186 +++++++++++++++ tests/correlator/acgen.py | 117 ++++++++++ tests/correlator/acproc.py | 56 +++++ tests/correlator/correlator.grc | 490 ++++++++++++++++++++++++++++++++++++++++ tests/correlator/correlator.py | 310 +++++++++++++++++++++++++ 6 files changed, 1159 insertions(+) create mode 100644 tests/correlator/acgen.dat create mode 100644 tests/correlator/acgen.grc create mode 100755 tests/correlator/acgen.py create mode 100755 tests/correlator/acproc.py create mode 100644 tests/correlator/correlator.grc create mode 100755 tests/correlator/correlator.py (limited to 'tests') diff --git a/tests/correlator/acgen.dat b/tests/correlator/acgen.dat new file mode 100644 index 0000000..a6ad193 Binary files /dev/null and b/tests/correlator/acgen.dat differ diff --git a/tests/correlator/acgen.grc b/tests/correlator/acgen.grc new file mode 100644 index 0000000..b0aa685 --- /dev/null +++ b/tests/correlator/acgen.grc @@ -0,0 +1,186 @@ +options: + parameters: + author: Naoki Pross + category: '[GRC Hier Blocks]' + cmake_opt: '' + comment: '' + copyright: '' + description: '' + gen_cmake: 'On' + gen_linking: dynamic + generate_options: no_gui + hier_block_src_path: '.:' + id: acgen + max_nouts: '0' + output_language: python + placement: (0,0) + qt_qss_theme: '' + realtime_scheduling: '' + run: 'True' + run_command: '{python} -u {filename}' + run_options: run + sizing_mode: fixed + thread_safe_setters: '' + title: Access Code Symbols Generator + window_size: '' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [8, 8] + rotation: 0 + state: enabled + +blocks: +- name: access_code + id: variable + parameters: + comment: '' + value: '[ 0xaa, 0xff, 0xff ]' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [40, 292.0] + rotation: 0 + state: true +- name: const + id: variable_constellation + parameters: + comment: '' + const_points: '[-1-1j, -1+1j, 1+1j, 1-1j]' + dims: '1' + precision: '8' + rot_sym: '4' + soft_dec_lut: None + sym_map: '[0, 1, 3, 2]' + type: qpsk + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [464, 124.0] + rotation: 0 + state: true +- name: excess_bw + id: variable + parameters: + comment: '' + value: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [464, 308.0] + rotation: 0 + state: true +- name: samp_rate + id: variable + parameters: + comment: '' + value: '32000' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [200, 44.0] + rotation: 0 + state: enabled +- name: sps + id: variable + parameters: + comment: '' + value: '4' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [312, 44.0] + rotation: 0 + state: true +- name: blocks_file_sink_0 + id: blocks_file_sink + parameters: + affinity: '' + alias: '' + append: 'False' + comment: '' + file: acgen.dat + type: complex + unbuffered: 'False' + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [752, 204.0] + rotation: 0 + state: true +- name: blocks_throttle_0 + id: blocks_throttle + parameters: + affinity: '' + alias: '' + comment: '' + ignoretag: 'True' + maxoutbuf: '0' + minoutbuf: '0' + samples_per_second: samp_rate + type: byte + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [264, 220.0] + rotation: 0 + state: true +- name: blocks_vector_source_x_0 + id: blocks_vector_source_x + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + repeat: 'False' + tags: '[]' + type: byte + vector: '[0x00] * 10 + access_code * 10' + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [40, 204.0] + rotation: 0 + state: true +- name: digital_constellation_modulator_0 + id: digital_constellation_modulator + parameters: + affinity: '' + alias: '' + comment: '' + constellation: const + differential: 'False' + excess_bw: excess_bw + log: 'False' + maxoutbuf: '0' + minoutbuf: '0' + samples_per_symbol: sps + verbose: 'False' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [464, 196.0] + rotation: 0 + state: true + +connections: +- [blocks_throttle_0, '0', digital_constellation_modulator_0, '0'] +- [blocks_vector_source_x_0, '0', blocks_throttle_0, '0'] +- [digital_constellation_modulator_0, '0', blocks_file_sink_0, '0'] + +metadata: + file_format: 1 diff --git a/tests/correlator/acgen.py b/tests/correlator/acgen.py new file mode 100755 index 0000000..f4486e4 --- /dev/null +++ b/tests/correlator/acgen.py @@ -0,0 +1,117 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 -*- + +# +# SPDX-License-Identifier: GPL-3.0 +# +# GNU Radio Python Flow Graph +# Title: Access Code Symbols Generator +# Author: Naoki Pross +# GNU Radio version: 3.8.2.0 + +from gnuradio import blocks +from gnuradio import digital +from gnuradio import gr +from gnuradio.filter import firdes +import sys +import signal +from argparse import ArgumentParser +from gnuradio.eng_arg import eng_float, intx +from gnuradio import eng_notation + + +class acgen(gr.top_block): + + def __init__(self): + gr.top_block.__init__(self, "Access Code Symbols Generator") + + ################################################## + # Variables + ################################################## + self.sps = sps = 4 + self.samp_rate = samp_rate = 32000 + self.excess_bw = excess_bw = 1 + self.const = const = digital.constellation_qpsk().base() + self.access_code = access_code = [ 0xaa, 0xff, 0xff ] + + ################################################## + # Blocks + ################################################## + self.digital_constellation_modulator_0 = digital.generic_mod( + constellation=const, + differential=False, + samples_per_symbol=sps, + pre_diff_code=True, + excess_bw=excess_bw, + verbose=False, + log=False) + self.blocks_vector_source_x_0 = blocks.vector_source_b([0x00] * 10 + access_code * 10, False, 1, []) + self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True) + self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_gr_complex*1, 'acgen.dat', False) + self.blocks_file_sink_0.set_unbuffered(False) + + + + ################################################## + # Connections + ################################################## + self.connect((self.blocks_throttle_0, 0), (self.digital_constellation_modulator_0, 0)) + self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_throttle_0, 0)) + self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_file_sink_0, 0)) + + + def get_sps(self): + return self.sps + + def set_sps(self, sps): + self.sps = sps + + 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) + + def get_excess_bw(self): + return self.excess_bw + + def set_excess_bw(self, excess_bw): + self.excess_bw = excess_bw + + def get_const(self): + return self.const + + def set_const(self, const): + self.const = const + + def get_access_code(self): + return self.access_code + + def set_access_code(self, access_code): + self.access_code = access_code + self.blocks_vector_source_x_0.set_data([0x00] * 10 + self.access_code * 10, []) + + + + + +def main(top_block_cls=acgen, options=None): + tb = top_block_cls() + + def sig_handler(sig=None, frame=None): + tb.stop() + tb.wait() + + sys.exit(0) + + signal.signal(signal.SIGINT, sig_handler) + signal.signal(signal.SIGTERM, sig_handler) + + tb.start() + + tb.wait() + + +if __name__ == '__main__': + main() diff --git a/tests/correlator/acproc.py b/tests/correlator/acproc.py new file mode 100755 index 0000000..5f6ace3 --- /dev/null +++ b/tests/correlator/acproc.py @@ -0,0 +1,56 @@ +#!/usr/bin/env python3 + +import numpy as np +import matplotlib.pyplot as plt +import acgen + +# Parameters +# samples per symbol +sps = 4 +# number of initial bytes (to ignore) +nzeros = 10 +# length of the access code in bytes +aclen = 2 + +# Create samples +print("Modulating symbols") +acgen.main() + +# Extract one sequence +print("Extracting symbol sequence") + +# raw data +data = np.fromfile("acgen.dat", dtype=np.complex64) +plt.plot(data.real) +plt.plot(data.imag) +plt.title("Raw Data (time domain)") +plt.show() + +# take only symbols +symbols = data[1::sps] +plt.plot(symbols.real, symbols.imag) +plt.title("Symbols only (constellation)") +plt.show() + +# where ac symbols start, in symbols +ac_start = nzeros * 8 +ac_end = ac_start + aclen * 8 + +ac = symbols[ac_start:ac_end] + +fig, (ax1, ax2) = plt.subplots(2, 1) +fig.tight_layout() + +ax1.plot(ac.real, ac.imag) +ax1.set_title("Symbols of Access Code (constellation)") + +ax2.plot(ac.real, ".-") +ax2.plot(ac.imag, ".-") +ax2.set_title("Symbols of Access Code (time)") +plt.show() + +# print the symbols +print(f"Generated {len(ac)} symbols from a {aclen} byte sequence") +print(list(ac)) +print("Reversed symbols (for FIR filter)") +print(list(ac[::-1])) diff --git a/tests/correlator/correlator.grc b/tests/correlator/correlator.grc new file mode 100644 index 0000000..a5a8c89 --- /dev/null +++ b/tests/correlator/correlator.grc @@ -0,0 +1,490 @@ +options: + parameters: + author: Naoki Pross + category: '[GRC Hier Blocks]' + cmake_opt: '' + comment: '' + copyright: '' + description: '' + gen_cmake: 'On' + gen_linking: dynamic + generate_options: qt_gui + hier_block_src_path: '.:' + id: correlator + max_nouts: '0' + output_language: python + placement: (0,0) + qt_qss_theme: '' + realtime_scheduling: '' + run: 'True' + run_command: '{python} -u {filename}' + run_options: prompt + sizing_mode: fixed + thread_safe_setters: '' + title: Correlator Test + window_size: '' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [8, 8] + rotation: 0 + state: enabled + +blocks: +- name: const + id: variable_constellation + parameters: + comment: '' + const_points: '[-1-1j, -1+1j, 1+1j, 1-1j]' + dims: '1' + precision: '8' + rot_sym: '4' + soft_dec_lut: None + sym_map: '[0, 1, 3, 2]' + type: qpsk + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [432, 164.0] + rotation: 0 + state: true +- name: excess_bw + id: variable + parameters: + comment: '' + value: '.35' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [432, 340.0] + rotation: 0 + state: true +- name: nfilts + id: variable + parameters: + comment: '' + value: '32' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [696, 356.0] + rotation: 0 + state: true +- name: rrc_taps + id: variable + parameters: + comment: '' + value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts) + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [768, 356.0] + rotation: 0 + state: true +- name: samp_rate + id: variable + parameters: + comment: '' + value: '32000' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [256, 52.0] + rotation: 0 + state: enabled +- name: sps + id: variable + parameters: + comment: '' + value: '4' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [352, 52.0] + rotation: 0 + state: true +- name: timing_loop_bw + id: variable + parameters: + comment: '' + value: 2 * 3.141592653589793 / 100 + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [696, 420.0] + rotation: 0 + state: true +- name: blocks_null_sink_0 + id: blocks_null_sink + parameters: + affinity: '' + alias: '' + bus_structure_sink: '[[0,],]' + comment: '' + num_inputs: '1' + type: byte + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1528, 216.0] + rotation: 0 + state: true +- name: blocks_throttle_0 + id: blocks_throttle + parameters: + affinity: '' + alias: '' + comment: '' + ignoretag: 'True' + maxoutbuf: '0' + minoutbuf: '0' + samples_per_second: samp_rate + type: byte + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [248, 260.0] + rotation: 0 + state: true +- name: blocks_vector_source_x_0 + id: blocks_vector_source_x + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + repeat: 'False' + tags: '[]' + type: byte + vector: '[0x00] * 10 + [0xaa, 0xff, 0xff] + [0x00] * 10' + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [16, 244.0] + rotation: 0 + state: true +- name: digital_cma_equalizer_cc_0 + id: digital_cma_equalizer_cc + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + modulus: '1' + mu: '.002' + num_taps: '15' + sps: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [992, 188.0] + rotation: 0 + state: true +- name: digital_constellation_decoder_cb_0 + id: digital_constellation_decoder_cb + parameters: + affinity: '' + alias: '' + comment: '' + constellation: const + maxoutbuf: '0' + minoutbuf: '0' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1264, 212.0] + rotation: 0 + state: true +- name: digital_constellation_modulator_0 + id: digital_constellation_modulator + parameters: + affinity: '' + alias: '' + comment: '' + constellation: const + differential: 'False' + excess_bw: excess_bw + log: 'False' + maxoutbuf: '0' + minoutbuf: '0' + samples_per_symbol: sps + verbose: 'False' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [432, 236.0] + rotation: 0 + state: true +- name: digital_pfb_clock_sync_xxx_0 + id: digital_pfb_clock_sync_xxx + parameters: + affinity: '' + alias: '' + comment: '' + filter_size: nfilts + init_phase: '16' + loop_bw: timing_loop_bw + max_dev: '1.5' + maxoutbuf: '0' + minoutbuf: '0' + osps: '1' + sps: sps + taps: rrc_taps + type: ccf + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [696, 212.0] + rotation: 0 + state: true +- name: fir_filter_xxx_1 + id: fir_filter_xxx + parameters: + affinity: '' + alias: '' + comment: '' + decim: '1' + maxoutbuf: '0' + minoutbuf: '0' + samp_delay: '0' + taps: '[(1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), + (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (-1.4142197+1.4142197j), + (-1.4142197+1.4142197j), (-1.4142197+1.4142197j), (-1.4142197+1.4142197j), (1.4142197+1.4142197j), + (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), + (1.4142197+1.4142197j)]' + type: ccc + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1240, 76.0] + rotation: 0 + state: enabled +- name: qtgui_time_sink_x_0 + id: qtgui_time_sink_x + parameters: + affinity: '' + alias: '' + alpha1: '1.0' + alpha10: '1.0' + alpha2: '1.0' + alpha3: '1.0' + alpha4: '1.0' + alpha5: '1.0' + alpha6: '1.0' + alpha7: '1.0' + alpha8: '1.0' + alpha9: '1.0' + autoscale: 'False' + axislabels: 'True' + color1: blue + color10: dark blue + color2: red + color3: green + color4: black + color5: cyan + color6: magenta + color7: yellow + color8: dark red + color9: dark green + comment: '' + ctrlpanel: 'True' + entags: 'True' + grid: 'False' + gui_hint: '' + label1: Signal 1 + label10: Signal 10 + label2: Signal 2 + label3: Signal 3 + label4: Signal 4 + label5: Signal 5 + label6: Signal 6 + label7: Signal 7 + label8: Signal 8 + label9: Signal 9 + legend: 'True' + marker1: '-1' + marker10: '-1' + marker2: '-1' + marker3: '-1' + marker4: '-1' + marker5: '-1' + marker6: '-1' + marker7: '-1' + marker8: '-1' + marker9: '-1' + name: '""' + nconnections: '1' + size: '1024' + srate: samp_rate + stemplot: 'False' + style1: '1' + style10: '1' + style2: '1' + style3: '1' + style4: '1' + style5: '1' + style6: '1' + style7: '1' + style8: '1' + style9: '1' + tr_chan: '0' + tr_delay: '0' + tr_level: '0.0' + tr_mode: qtgui.TRIG_MODE_FREE + tr_slope: qtgui.TRIG_SLOPE_POS + tr_tag: '""' + type: complex + update_time: '0.10' + width1: '1' + width10: '1' + width2: '1' + width3: '1' + width4: '1' + width5: '1' + width6: '1' + width7: '1' + width8: '1' + width9: '1' + ylabel: Amplitude + ymax: '2' + ymin: '-2' + yunit: '""' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [1488, 68.0] + rotation: 0 + state: true +- name: qtgui_time_sink_x_1 + id: qtgui_time_sink_x + parameters: + affinity: '' + alias: '' + alpha1: '1.0' + alpha10: '1.0' + alpha2: '1.0' + alpha3: '1.0' + alpha4: '1.0' + alpha5: '1.0' + alpha6: '1.0' + alpha7: '1.0' + alpha8: '1.0' + alpha9: '1.0' + autoscale: 'False' + axislabels: 'True' + color1: blue + color10: dark blue + color2: red + color3: green + color4: black + color5: cyan + color6: magenta + color7: yellow + color8: dark red + color9: dark green + comment: '' + ctrlpanel: 'True' + entags: 'True' + grid: 'False' + gui_hint: '' + label1: Signal 1 + label10: Signal 10 + label2: Signal 2 + label3: Signal 3 + label4: Signal 4 + label5: Signal 5 + label6: Signal 6 + label7: Signal 7 + label8: Signal 8 + label9: Signal 9 + legend: 'True' + marker1: '-1' + marker10: '-1' + marker2: '-1' + marker3: '-1' + marker4: '-1' + marker5: '-1' + marker6: '-1' + marker7: '-1' + marker8: '-1' + marker9: '-1' + name: '""' + nconnections: '1' + size: '1024' + srate: samp_rate + stemplot: 'False' + style1: '1' + style10: '1' + style2: '1' + style3: '1' + style4: '1' + style5: '1' + style6: '1' + style7: '1' + style8: '1' + style9: '1' + tr_chan: '0' + tr_delay: '0' + tr_level: '0.0' + tr_mode: qtgui.TRIG_MODE_FREE + tr_slope: qtgui.TRIG_SLOPE_POS + tr_tag: '""' + type: complex + update_time: '0.10' + width1: '1' + width10: '1' + width2: '1' + width3: '1' + width4: '1' + width5: '1' + width6: '1' + width7: '1' + width8: '1' + width9: '1' + ylabel: Amplitude + ymax: '2' + ymin: '-2' + yunit: '""' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [696, 108.0] + rotation: 0 + state: true + +connections: +- [blocks_throttle_0, '0', digital_constellation_modulator_0, '0'] +- [blocks_vector_source_x_0, '0', blocks_throttle_0, '0'] +- [digital_cma_equalizer_cc_0, '0', digital_constellation_decoder_cb_0, '0'] +- [digital_cma_equalizer_cc_0, '0', fir_filter_xxx_1, '0'] +- [digital_constellation_decoder_cb_0, '0', blocks_null_sink_0, '0'] +- [digital_constellation_modulator_0, '0', digital_pfb_clock_sync_xxx_0, '0'] +- [digital_constellation_modulator_0, '0', qtgui_time_sink_x_1, '0'] +- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0'] +- [fir_filter_xxx_1, '0', qtgui_time_sink_x_0, '0'] + +metadata: + file_format: 1 diff --git a/tests/correlator/correlator.py b/tests/correlator/correlator.py new file mode 100755 index 0000000..b0cef0e --- /dev/null +++ b/tests/correlator/correlator.py @@ -0,0 +1,310 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 -*- + +# +# SPDX-License-Identifier: GPL-3.0 +# +# GNU Radio Python Flow Graph +# Title: Correlator Test +# Author: Naoki Pross +# 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 +from gnuradio import digital +from gnuradio import filter +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 import qtgui + +class correlator(gr.top_block, Qt.QWidget): + + def __init__(self): + gr.top_block.__init__(self, "Correlator Test") + Qt.QWidget.__init__(self) + self.setWindowTitle("Correlator Test") + 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", "correlator") + + 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 = .35 + self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100 + 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.const = const = digital.constellation_qpsk().base() + + ################################################## + # Blocks + ################################################## + self.qtgui_time_sink_x_1 = qtgui.time_sink_c( + 1024, #size + samp_rate, #samp_rate + "", #name + 1 #number of inputs + ) + self.qtgui_time_sink_x_1.set_update_time(0.10) + self.qtgui_time_sink_x_1.set_y_axis(-2, 2) + + self.qtgui_time_sink_x_1.set_y_label('Amplitude', "") + + self.qtgui_time_sink_x_1.enable_tags(True) + self.qtgui_time_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_FREE, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "") + self.qtgui_time_sink_x_1.enable_autoscale(False) + self.qtgui_time_sink_x_1.enable_grid(False) + self.qtgui_time_sink_x_1.enable_axis_labels(True) + self.qtgui_time_sink_x_1.enable_control_panel(True) + self.qtgui_time_sink_x_1.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_1.set_line_label(i, "Re{{Data {0}}}".format(i/2)) + else: + self.qtgui_time_sink_x_1.set_line_label(i, "Im{{Data {0}}}".format(i/2)) + else: + self.qtgui_time_sink_x_1.set_line_label(i, labels[i]) + self.qtgui_time_sink_x_1.set_line_width(i, widths[i]) + self.qtgui_time_sink_x_1.set_line_color(i, colors[i]) + self.qtgui_time_sink_x_1.set_line_style(i, styles[i]) + self.qtgui_time_sink_x_1.set_line_marker(i, markers[i]) + self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i]) + + self._qtgui_time_sink_x_1_win = sip.wrapinstance(self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget) + self.top_grid_layout.addWidget(self._qtgui_time_sink_x_1_win) + self.qtgui_time_sink_x_0 = qtgui.time_sink_c( + 1024, #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(-2, 2) + + 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(True) + 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.fir_filter_xxx_1 = filter.fir_filter_ccc(1, [(1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (-1.4142197+1.4142197j), (-1.4142197+1.4142197j), (-1.4142197+1.4142197j), (-1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j), (1.4142197+1.4142197j)]) + self.fir_filter_xxx_1.declare_sample_delay(0) + 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_constellation_modulator_0 = digital.generic_mod( + constellation=const, + differential=False, + 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(const) + self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(15, 1, .002, 1) + self.blocks_vector_source_x_0 = blocks.vector_source_b([0x00] * 10 + [0xaa, 0xff, 0xff] + [0x00] * 10, False, 1, []) + self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate,True) + self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char*1) + + + + ################################################## + # Connections + ################################################## + self.connect((self.blocks_throttle_0, 0), (self.digital_constellation_modulator_0, 0)) + self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_throttle_0, 0)) + self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0)) + self.connect((self.digital_cma_equalizer_cc_0, 0), (self.fir_filter_xxx_1, 0)) + self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_null_sink_0, 0)) + self.connect((self.digital_constellation_modulator_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0)) + self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_time_sink_x_1, 0)) + self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0)) + self.connect((self.fir_filter_xxx_1, 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()) + 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_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.qtgui_time_sink_x_1.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_const(self): + return self.const + + def set_const(self, const): + self.const = const + + + + + +def main(top_block_cls=correlator, options=None): + + 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() -- cgit v1.2.1