-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathexperiment.py
231 lines (194 loc) · 8.62 KB
/
experiment.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# SPDX-License-Identifier: GPL-3.0
#
# GNU Radio Python Flow Graph
# Title: experiment
# Author: helmick
# GNU Radio version: 3.8.1.0
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 analog
from gnuradio import audio
from gnuradio import blocks
from gnuradio import filter
from gnuradio.filter import firdes
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.qtgui import Range, RangeWidget
import osmosdr
import time
from gnuradio import qtgui
class experiment(gr.top_block, Qt.QWidget):
def __init__(self):
gr.top_block.__init__(self, "experiment")
Qt.QWidget.__init__(self)
self.setWindowTitle("experiment")
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", "experiment")
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.usbswitch = usbswitch = 1
self.transmit_freq = transmit_freq = 432200000
self.squ = squ = -50
self.samp_rate = samp_rate = 32000
self.rfsamp = rfsamp = 2400000
self.finetune = finetune = 0
##################################################
# Blocks
##################################################
_usbswitch_check_box = Qt.QCheckBox('USB')
self._usbswitch_choices = {True: 1, False: -1}
self._usbswitch_choices_inv = dict((v,k) for k,v in self._usbswitch_choices.items())
self._usbswitch_callback = lambda i: Qt.QMetaObject.invokeMethod(_usbswitch_check_box, "setChecked", Qt.Q_ARG("bool", self._usbswitch_choices_inv[i]))
self._usbswitch_callback(self.usbswitch)
_usbswitch_check_box.stateChanged.connect(lambda i: self.set_usbswitch(self._usbswitch_choices[bool(i)]))
self.top_grid_layout.addWidget(_usbswitch_check_box)
self._transmit_freq_range = Range(432100000, 438000000, 500, 432200000, 200)
self._transmit_freq_win = RangeWidget(self._transmit_freq_range, self.set_transmit_freq, 'Frequency', "counter_slider", float)
self.top_grid_layout.addWidget(self._transmit_freq_win)
self._squ_range = Range(-100, 0, 1, -50, 200)
self._squ_win = RangeWidget(self._squ_range, self.set_squ, 'VOX', "counter_slider", float)
self.top_grid_layout.addWidget(self._squ_win)
self._finetune_range = Range(-1000, 1000, 1, 0, 200)
self._finetune_win = RangeWidget(self._finetune_range, self.set_finetune, 'Fine Tune', "counter_slider", float)
self.top_grid_layout.addWidget(self._finetune_win)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=int(rfsamp/samp_rate),
decimation=1,
taps=None,
fractional_bw=None)
self.osmosdr_sink_0 = osmosdr.sink(
args="numchan=" + str(1) + " " + "device='HackRF',driver=hackrf,part_id=a000cb3c005f4f5f,serial=0000000000000000644064dc367c9dcd,soapy=3,version=2018.01.1"
)
self.osmosdr_sink_0.set_time_unknown_pps(osmosdr.time_spec_t())
self.osmosdr_sink_0.set_sample_rate(rfsamp)
self.osmosdr_sink_0.set_center_freq(transmit_freq+finetune, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(0, 0)
self.osmosdr_sink_0.set_if_gain(0, 0)
self.osmosdr_sink_0.set_bb_gain(20, 0)
self.osmosdr_sink_0.set_antenna('', 0)
self.osmosdr_sink_0.set_bandwidth(0, 0)
self.hilbert_fc_0 = filter.hilbert_fc(4000, firdes.WIN_HANN, 6.76)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(usbswitch)
self.blocks_magphase_to_complex_0 = blocks.magphase_to_complex(1)
self.blocks_complex_to_magphase_0 = blocks.complex_to_magphase(1)
self.band_pass_filter_0 = filter.fir_filter_fff(
1,
firdes.band_pass(
.5,
samp_rate,
400,
2400,
20,
firdes.WIN_HANN,
6.76))
self.audio_source_0 = audio.source(samp_rate, '', True)
self.analog_simple_squelch_cc_0 = analog.simple_squelch_cc(squ, 1)
##################################################
# Connections
##################################################
self.connect((self.analog_simple_squelch_cc_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.audio_source_0, 0), (self.band_pass_filter_0, 0))
self.connect((self.band_pass_filter_0, 0), (self.hilbert_fc_0, 0))
self.connect((self.blocks_complex_to_magphase_0, 0), (self.blocks_magphase_to_complex_0, 0))
self.connect((self.blocks_complex_to_magphase_0, 1), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.blocks_magphase_to_complex_0, 0), (self.analog_simple_squelch_cc_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.blocks_magphase_to_complex_0, 1))
self.connect((self.hilbert_fc_0, 0), (self.blocks_complex_to_magphase_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.osmosdr_sink_0, 0))
def closeEvent(self, event):
self.settings = Qt.QSettings("GNU Radio", "experiment")
self.settings.setValue("geometry", self.saveGeometry())
event.accept()
def get_usbswitch(self):
return self.usbswitch
def set_usbswitch(self, usbswitch):
self.usbswitch = usbswitch
self._usbswitch_callback(self.usbswitch)
self.blocks_multiply_const_vxx_0.set_k(self.usbswitch)
def get_transmit_freq(self):
return self.transmit_freq
def set_transmit_freq(self, transmit_freq):
self.transmit_freq = transmit_freq
self.osmosdr_sink_0.set_center_freq(self.transmit_freq+self.finetune, 0)
def get_squ(self):
return self.squ
def set_squ(self, squ):
self.squ = squ
self.analog_simple_squelch_cc_0.set_threshold(self.squ)
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.band_pass_filter_0.set_taps(firdes.band_pass(.5, self.samp_rate, 400, 2400, 20, firdes.WIN_HANN, 6.76))
def get_rfsamp(self):
return self.rfsamp
def set_rfsamp(self, rfsamp):
self.rfsamp = rfsamp
self.osmosdr_sink_0.set_sample_rate(self.rfsamp)
def get_finetune(self):
return self.finetune
def set_finetune(self, finetune):
self.finetune = finetune
self.osmosdr_sink_0.set_center_freq(self.transmit_freq+self.finetune, 0)
def main(top_block_cls=experiment, 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()