-
Notifications
You must be signed in to change notification settings - Fork 2
/
giga_echolink_rx.py
295 lines (243 loc) · 11.6 KB
/
giga_echolink_rx.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
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# SPDX-License-Identifier: GPL-3.0
#
# GNU Radio Python Flow Graph
# Title: Giga Echolink RX
# 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 analog
from gnuradio import audio
from gnuradio import blocks
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.qtgui import Range, RangeWidget
import osmosdr
import time
from gnuradio import qtgui
class giga_echolink_rx(gr.top_block, Qt.QWidget):
def __init__(self):
gr.top_block.__init__(self, "Giga Echolink RX")
Qt.QWidget.__init__(self)
self.setWindowTitle("Giga Echolink RX")
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", "giga_echolink_rx")
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.variable_qtgui_range_4 = variable_qtgui_range_4 = 1e-4
self.variable_qtgui_range_3 = variable_qtgui_range_3 = 144.312000e6
self.variable_qtgui_range_2 = variable_qtgui_range_2 = -32
self.variable_qtgui_range_1 = variable_qtgui_range_1 = 5000
self.variable_qtgui_range_0 = variable_qtgui_range_0 = 1.2
self.samp_rate_old = samp_rate_old = 1764000
self.samp_rate = samp_rate = 1.2e6
##################################################
# Blocks
##################################################
self._variable_qtgui_range_4_range = Range(0.5e-4, 1e-3, 0.1, 1e-4, 200)
self._variable_qtgui_range_4_win = RangeWidget(self._variable_qtgui_range_4_range, self.set_variable_qtgui_range_4, 'SQ delay', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_4_win)
self._variable_qtgui_range_3_range = Range(144e6, 146e6, 0.1, 144.312000e6, 200)
self._variable_qtgui_range_3_win = RangeWidget(self._variable_qtgui_range_3_range, self.set_variable_qtgui_range_3, 'Frequency', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_3_win)
self._variable_qtgui_range_2_range = Range(-100, 10, 0.1, -32, 200)
self._variable_qtgui_range_2_win = RangeWidget(self._variable_qtgui_range_2_range, self.set_variable_qtgui_range_2, 'Squelch', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_2_win)
self._variable_qtgui_range_1_range = Range(0, 30000, 0.1, 5000, 200)
self._variable_qtgui_range_1_win = RangeWidget(self._variable_qtgui_range_1_range, self.set_variable_qtgui_range_1, 'FM diviasion', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_1_win)
self._variable_qtgui_range_0_range = Range(0, 10, 0.1, 1.2, 200)
self._variable_qtgui_range_0_win = RangeWidget(self._variable_qtgui_range_0_range, self.set_variable_qtgui_range_0, 'Audio Level', "counter_slider", float)
self.top_grid_layout.addWidget(self._variable_qtgui_range_0_win)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=48000,
decimation=1200000,
taps=None,
fractional_bw=None)
self.qtgui_time_sink_x_0 = qtgui.time_sink_f(
1024, #size
441000, #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(True)
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 = ['', '', '', '', '',
'', '', '', '', '']
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(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_grid_layout.addWidget(self._qtgui_time_sink_x_0_win)
self.osmosdr_source_0 = osmosdr.source(
args="numchan=" + str(1) + " " + ''
)
self.osmosdr_source_0.set_time_unknown_pps(osmosdr.time_spec_t())
self.osmosdr_source_0.set_sample_rate(samp_rate)
self.osmosdr_source_0.set_center_freq(variable_qtgui_range_3, 0)
self.osmosdr_source_0.set_freq_corr(46, 0)
self.osmosdr_source_0.set_dc_offset_mode(2, 0)
self.osmosdr_source_0.set_iq_balance_mode(2, 0)
self.osmosdr_source_0.set_gain_mode(True, 0)
self.osmosdr_source_0.set_gain(60, 0)
self.osmosdr_source_0.set_if_gain(60, 0)
self.osmosdr_source_0.set_bb_gain(60, 0)
self.osmosdr_source_0.set_antenna('', 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.low_pass_filter_0 = filter.fir_filter_ccf(
1,
firdes.low_pass(
1,
48000,
15000,
2000,
firdes.WIN_HAMMING,
6.76))
self.dc_blocker_xx_0 = filter.dc_blocker_ff(32, True)
self.blocks_multiply_const_vxx_0 = blocks.multiply_const_ff(variable_qtgui_range_0)
self.audio_sink_0 = audio.sink(48000, 'hw:2,0,2', True)
self.analog_pwr_squelch_xx_1 = analog.pwr_squelch_cc(variable_qtgui_range_2, variable_qtgui_range_4, 0, True)
self.analog_nbfm_rx_0 = analog.nbfm_rx(
audio_rate=48000,
quad_rate=48000,
tau=75e-6,
max_dev=variable_qtgui_range_1,
)
##################################################
# Connections
##################################################
self.connect((self.analog_nbfm_rx_0, 0), (self.dc_blocker_xx_0, 0))
self.connect((self.analog_pwr_squelch_xx_1, 0), (self.analog_nbfm_rx_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_multiply_const_vxx_0, 0), (self.qtgui_time_sink_x_0, 0))
self.connect((self.dc_blocker_xx_0, 0), (self.blocks_multiply_const_vxx_0, 0))
self.connect((self.low_pass_filter_0, 0), (self.analog_pwr_squelch_xx_1, 0))
self.connect((self.osmosdr_source_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.low_pass_filter_0, 0))
def closeEvent(self, event):
self.settings = Qt.QSettings("GNU Radio", "giga_echolink_rx")
self.settings.setValue("geometry", self.saveGeometry())
event.accept()
def get_variable_qtgui_range_4(self):
return self.variable_qtgui_range_4
def set_variable_qtgui_range_4(self, variable_qtgui_range_4):
self.variable_qtgui_range_4 = variable_qtgui_range_4
self.analog_pwr_squelch_xx_1.set_alpha(self.variable_qtgui_range_4)
def get_variable_qtgui_range_3(self):
return self.variable_qtgui_range_3
def set_variable_qtgui_range_3(self, variable_qtgui_range_3):
self.variable_qtgui_range_3 = variable_qtgui_range_3
self.osmosdr_source_0.set_center_freq(self.variable_qtgui_range_3, 0)
def get_variable_qtgui_range_2(self):
return self.variable_qtgui_range_2
def set_variable_qtgui_range_2(self, variable_qtgui_range_2):
self.variable_qtgui_range_2 = variable_qtgui_range_2
self.analog_pwr_squelch_xx_1.set_threshold(self.variable_qtgui_range_2)
def get_variable_qtgui_range_1(self):
return self.variable_qtgui_range_1
def set_variable_qtgui_range_1(self, variable_qtgui_range_1):
self.variable_qtgui_range_1 = variable_qtgui_range_1
self.analog_nbfm_rx_0.set_max_deviation(self.variable_qtgui_range_1)
def get_variable_qtgui_range_0(self):
return self.variable_qtgui_range_0
def set_variable_qtgui_range_0(self, variable_qtgui_range_0):
self.variable_qtgui_range_0 = variable_qtgui_range_0
self.blocks_multiply_const_vxx_0.set_k(self.variable_qtgui_range_0)
def get_samp_rate_old(self):
return self.samp_rate_old
def set_samp_rate_old(self, samp_rate_old):
self.samp_rate_old = samp_rate_old
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.osmosdr_source_0.set_sample_rate(self.samp_rate)
def main(top_block_cls=giga_echolink_rx, 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()