iq_demod_only.py
7.06 KB
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
#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Iq Demod Only
# Generated: Fri Apr 21 11:41:10 2017
##################################################
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 PyQt4 import Qt
from gnuradio import eng_notation
from gnuradio import gr
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from gnuradio.qtgui import Range, RangeWidget
from optparse import OptionParser
import redpitaya_gnuradio
import sys
class iq_demod_only(gr.top_block, Qt.QWidget):
def __init__(self):
gr.top_block.__init__(self, "Iq Demod Only")
Qt.QWidget.__init__(self)
self.setWindowTitle("Iq Demod Only")
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", "iq_demod_only")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.port = port = 1001
self.f_dds = f_dds = 0
self.demod_f = demod_f = 0
self.dds_offset = dds_offset = 0
self.dds_ampl = dds_ampl = 0
self.addr = addr = "192.168.0.201"
self.adc1_offset = adc1_offset = 0
##################################################
# Blocks
##################################################
self._f_dds_range = Range(0, 60000000, 1000, 0, 200)
self._f_dds_win = RangeWidget(self._f_dds_range, self.set_f_dds, 'f_dds', "counter_slider", float)
self.top_grid_layout.addWidget(self._f_dds_win, 0, 0)
self._demod_f_range = Range(0, 60000000, 1000, 0, 200)
self._demod_f_win = RangeWidget(self._demod_f_range, self.set_demod_f, 'demod_f', "counter_slider", float)
self.top_grid_layout.addWidget(self._demod_f_win, 1, 1)
self._dds_offset_range = Range(-2**13, 2**13-1, 1, 0, 200)
self._dds_offset_win = RangeWidget(self._dds_offset_range, self.set_dds_offset, 'dds_offset', "counter_slider", int)
self.top_grid_layout.addWidget(self._dds_offset_win, 2, 0)
self._dds_ampl_range = Range(0, 2**13-1, 1, 0, 200)
self._dds_ampl_win = RangeWidget(self._dds_ampl_range, self.set_dds_ampl, 'dds_ampl', "counter_slider", int)
self.top_grid_layout.addWidget(self._dds_ampl_win, 1, 0)
self._adc1_offset_range = Range(-2**13, 2**13-1, 1, 0, 200)
self._adc1_offset_win = RangeWidget(self._adc1_offset_range, self.set_adc1_offset, 'adc1_offset', "counter_slider", int)
self.top_grid_layout.addWidget(self._adc1_offset_win, 0, 1)
self.nco_counter_send_conf_0_0 = redpitaya_gnuradio.nco_counter_send_conf(
addr=addr,
port=port,
device='/dev/demod_nco',
freq_ref=125000000,
freq_dds=demod_f,
acc_size=32,
offset=0,
pinc_sw=1,
poff_sw=1,
)
self.nco_counter_send_conf_0 = redpitaya_gnuradio.nco_counter_send_conf(
addr=addr,
port=port,
device='/dev/dds_nco',
freq_ref=125000000,
freq_dds=f_dds,
acc_size=32,
offset=0,
pinc_sw=1,
poff_sw=1,
)
self.add_const_set_offset_0_1 = redpitaya_gnuradio.add_const_set_offset(
addr=addr,
port=port,
device='/dev/adc1_offset',
const=adc1_offset,
)
self.add_const_set_offset_0_0 = redpitaya_gnuradio.add_const_set_offset(
addr=addr,
port=port,
device='/dev/dds_ampl',
const=dds_ampl,
)
self.add_const_set_offset_0 = redpitaya_gnuradio.add_const_set_offset(
addr=addr,
port=port,
device='/dev/dds_offset',
const=dds_offset,
)
def closeEvent(self, event):
self.settings = Qt.QSettings("GNU Radio", "iq_demod_only")
self.settings.setValue("geometry", self.saveGeometry())
event.accept()
def get_port(self):
return self.port
def set_port(self, port):
self.port = port
def get_f_dds(self):
return self.f_dds
def set_f_dds(self, f_dds):
self.f_dds = f_dds
self.nco_counter_send_conf_0.set_nco(device='/dev/dds_nco', freq_ref=125000000, freq_dds=self.f_dds, acc_size=32, offset=0, pinc_sw=1, poff_sw=1)
def get_demod_f(self):
return self.demod_f
def set_demod_f(self, demod_f):
self.demod_f = demod_f
self.nco_counter_send_conf_0_0.set_nco(device='/dev/demod_nco', freq_ref=125000000, freq_dds=self.demod_f, acc_size=32, offset=0, pinc_sw=1, poff_sw=1)
def get_dds_offset(self):
return self.dds_offset
def set_dds_offset(self, dds_offset):
self.dds_offset = dds_offset
self.add_const_set_offset_0.set_const(device='/dev/dds_offset', const=self.dds_offset)
def get_dds_ampl(self):
return self.dds_ampl
def set_dds_ampl(self, dds_ampl):
self.dds_ampl = dds_ampl
self.add_const_set_offset_0_0.set_const(device='/dev/dds_ampl', const=self.dds_ampl)
def get_addr(self):
return self.addr
def set_addr(self, addr):
self.addr = addr
def get_adc1_offset(self):
return self.adc1_offset
def set_adc1_offset(self, adc1_offset):
self.adc1_offset = adc1_offset
self.add_const_set_offset_0_1.set_const(device='/dev/adc1_offset', const=self.adc1_offset)
def main(top_block_cls=iq_demod_only, options=None):
from distutils.version import StrictVersion
if StrictVersion(Qt.qVersion()) >= StrictVersion("4.5.0"):
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 quitting():
tb.stop()
tb.wait()
qapp.connect(qapp, Qt.SIGNAL("aboutToQuit()"), quitting)
qapp.exec_()
if __name__ == '__main__':
main()