diff options
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/gr/Makefile.am | 1 | ||||
| -rwxr-xr-x | gnuradio-core/src/python/gnuradio/gr/qa_pll_refout.py | 158 |
2 files changed, 159 insertions, 0 deletions
diff --git a/gnuradio-core/src/python/gnuradio/gr/Makefile.am b/gnuradio-core/src/python/gnuradio/gr/Makefile.am index c10ff89f1..d85de5b87 100644 --- a/gnuradio-core/src/python/gnuradio/gr/Makefile.am +++ b/gnuradio-core/src/python/gnuradio/gr/Makefile.am @@ -77,6 +77,7 @@ noinst_PYTHON = \ qa_packed_to_unpacked.py \ qa_pipe_fittings.py \ qa_pll_carriertracking.py \ + qa_pll_refout.py \ qa_rational_resampler.py \ qa_sig_source.py \ qa_single_pole_iir.py \ diff --git a/gnuradio-core/src/python/gnuradio/gr/qa_pll_refout.py b/gnuradio-core/src/python/gnuradio/gr/qa_pll_refout.py new file mode 100755 index 000000000..0c2a84b54 --- /dev/null +++ b/gnuradio-core/src/python/gnuradio/gr/qa_pll_refout.py @@ -0,0 +1,158 @@ +#!/usr/bin/env python +# +# Copyright 2004 Free Software Foundation, Inc. +# +# This file is part of GNU Radio +# +# GNU Radio is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. +# +# GNU Radio is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with GNU Radio; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. +# + +from gnuradio import gr, gr_unittest +import math + +class test_sig_source (gr_unittest.TestCase): + + def setUp (self): + self.fg = gr.flow_graph() + + def tearDown (self): + self.fg = None + + def test_pll_refout (self): + expected_result = ((1+7.39965699825e-10j), + (0.999980390072+0.00626518437639j), + (0.999828696251+0.0185074284673j), + (0.999342679977+0.0362518876791j), + (0.998255133629+0.0590478181839j), + (0.996255218983+0.0864609107375j), + (0.993005692959+0.118066303432j), + (0.988157629967+0.153442293406j), + (0.981362581253+0.192165210843j), + (0.972283244133+0.233806177974j), + (0.960601866245+0.277928203344j), + (0.946027755737+0.324085712433j), + (0.928303182125+0.371824204922j), + (0.907292485237+0.420500129461j), + (0.882742881775+0.469856351614j), + (0.854515135288+0.519426465034j), + (0.822515428066+0.568742752075j), + (0.786696314812+0.617340147495j), + (0.747057616711+0.664759278297j), + (0.703645646572+0.710551083088j), + (0.656552672386+0.754280209541j), + (0.605915129185+0.795529305935j), + (0.551911592484+0.833902597427j), + (0.494760006666+0.869029641151j), + (0.43471455574+0.900568306446j), + (0.37224894762+0.928132891655j), + (0.30767711997+0.951490819454j), + (0.241136431694+0.970491230488j), + (0.172981828451+0.984925031662j), + (0.103586450219+0.99462044239j), + (0.0333373323083+0.999444127083j), + (-0.0373690575361+0.999301552773j), + (-0.108130030334+0.994136750698j), + (-0.178540825844+0.983932495117j), + (-0.248198583722+0.968709170818j), + (-0.316705673933+0.948523879051j), + (-0.383672952652+0.923469007015j), + (-0.448723316193+0.893670737743j), + (-0.51132196188+0.85938924551j), + (-0.571328520775+0.820721447468j), + (-0.628420114517+0.777874112129j), + (-0.682293117046+0.73107868433j), + (-0.732665538788+0.680588841438j), + (-0.779277384281+0.626679122448j), + (-0.821892917156+0.569642007351j), + (-0.860301196575+0.509786069393j), + (-0.894317150116+0.447433561087j), + (-0.923782229424+0.382918298244j), + (-0.948564887047+0.316582858562j), + (-0.968560874462+0.248776733875j), + (-0.983657121658+0.180051699281j), + (-0.993847966194+0.110753215849j), + (-0.999158322811+0.0410195216537j), + (-0.999585151672-0.0288011860102j), + (-0.995150566101-0.0983632653952j), + (-0.985901713371-0.16732545197j), + (-0.971909940243-0.235353127122j), + (-0.953270018101-0.302119642496j), + (-0.9300994277-0.367307811975j), + (-0.902537107468-0.430612027645j), + (-0.870742559433-0.49173912406j), + (-0.834894418716-0.550410091877j), + (-0.795189499855-0.606360971928j), + (-0.751972675323-0.659194231033j), + (-0.705345034599-0.708864152431j), + (-0.65554022789-0.755160272121j), + (-0.602804005146-0.79788929224j), + (-0.547393083572-0.836875617504j), + (-0.489574223757-0.871961653233j), + (-0.429622590542-0.903008520603j), + (-0.367820799351-0.929896712303j), + (-0.30445766449-0.952525854111j), + (-0.239826664329-0.970815718174j), + (-0.174224823713-0.984705924988j), + (-0.107951194048-0.994156181812j), + (-0.0415063276887-0.999138236046j), + (0.0248276274651-0.999691724777j), + (0.0909758731723-0.995853126049j), + (0.156649470329-0.987654268742j), + (0.221562758088-0.975146114826j), + (0.285434871912-0.958398103714j), + (0.347990810871-0.937497973442j), + (0.408962905407-0.912550985813j), + (0.468091338873-0.883680105209j), + (0.525126338005-0.851024270058j), + (0.57982814312-0.814738810062j), + (0.631968915462-0.77499371767j), + (0.681333422661-0.731973171234j), + (0.727582573891-0.68602013588j), + (0.770699381828-0.637198925018j), + (0.810512244701-0.585721731186j), + (0.846863090992-0.531810998917j), + (0.879608631134-0.475698113441j), + (0.908620357513-0.417623132467j), + (0.933785498142-0.357833325863j), + (0.955007195473-0.296582698822j), + (0.972205162048-0.234130680561j), + (0.985315918922-0.170741200447j), + (0.994293272495-0.106681488454j), + (0.999108314514-0.0422209985554j)) + + sampling_freq = 10e3 + freq = sampling_freq / 100 + + alpha = 0.1 + beta = alpha * alpha / 4.0 + maxf = 1 + minf = -1 + + src = gr.sig_source_c (sampling_freq, gr.GR_COS_WAVE, freq, 1.0) + pll = gr.pll_refout_cc(alpha, beta, maxf, minf) + head = gr.head (gr.sizeof_gr_complex, int (freq)) + dst = gr.vector_sink_c () + + self.fg.connect (src, pll, head) + self.fg.connect (head, dst) + + self.fg.run () + dst_data = dst.data () + + self.assertComplexTuplesAlmostEqual (expected_result, dst_data, 5) + +if __name__ == '__main__': + gr_unittest.main () |