This repository has been archived by the owner on Oct 4, 2019. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 0
/
top_block.py
executable file
·150 lines (132 loc) · 5.14 KB
/
top_block.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
#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Top Block
# Generated: Sun Sep 27 04:24:11 2015
##################################################
from gnuradio import digital
from gnuradio import eng_notation
from gnuradio import filter
from gnuradio import gr
from gnuradio import wxgui
from gnuradio.eng_option import eng_option
from gnuradio.fft import window
from gnuradio.filter import firdes
from gnuradio.wxgui import fftsink2
from grc_gnuradio import blks2 as grc_blks2
from grc_gnuradio import wxgui as grc_wxgui
from optparse import OptionParser
import osmosdr
import time
import wx
class top_block(grc_wxgui.top_block_gui):
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Top Block")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.variable_1 = variable_1 = 0
self.variable_0 = variable_0 = 0
self.sideband_rx = sideband_rx = 1000
self.samp_rate = samp_rate = 48000
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=0,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=4800,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title="FFT Plot",
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.rational_resampler_xxx_0 = filter.rational_resampler_ccc(
interpolation=500,
decimation=1,
taps=None,
fractional_bw=None,
)
self.osmosdr_sink_0 = osmosdr.sink( args="numchan=" + str(1) + " " + "" )
self.osmosdr_sink_0.set_sample_rate(samp_rate)
self.osmosdr_sink_0.set_center_freq(100e6, 0)
self.osmosdr_sink_0.set_freq_corr(0, 0)
self.osmosdr_sink_0.set_gain(10, 0)
self.osmosdr_sink_0.set_if_gain(20, 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.freq_xlating_fir_filter_xxx_0 = filter.freq_xlating_fir_filter_ccc(1, (filter.firdes.low_pass(1, samp_rate, sideband_rx,100)), -2300, 4800)
self.digital_gfsk_mod_0 = digital.gfsk_mod(
samples_per_symbol=2,
sensitivity=1.0,
bt=0.35,
verbose=False,
log=False,
)
self.blks2_tcp_source_0 = grc_blks2.tcp_source(
itemsize=gr.sizeof_gr_complex*1,
addr="127.0.0.1",
port=3009,
server=True,
)
self.blks2_packet_encoder_0 = grc_blks2.packet_mod_c(grc_blks2.packet_encoder(
samples_per_symbol=9,
bits_per_symbol=1,
preamble="",
access_code="",
pad_for_usrp=True,
),
payload_length=8,
)
##################################################
# Connections
##################################################
self.connect((self.blks2_packet_encoder_0, 0), (self.digital_gfsk_mod_0, 0))
self.connect((self.digital_gfsk_mod_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.freq_xlating_fir_filter_xxx_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0, 0), (self.osmosdr_sink_0, 0))
self.connect((self.blks2_tcp_source_0, 0), (self.blks2_packet_encoder_0, 0))
def get_variable_1(self):
return self.variable_1
def set_variable_1(self, variable_1):
self.variable_1 = variable_1
def get_variable_0(self):
return self.variable_0
def set_variable_0(self, variable_0):
self.variable_0 = variable_0
def get_sideband_rx(self):
return self.sideband_rx
def set_sideband_rx(self, sideband_rx):
self.sideband_rx = sideband_rx
self.freq_xlating_fir_filter_xxx_0.set_taps((filter.firdes.low_pass(1, self.samp_rate, self.sideband_rx,100)))
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.osmosdr_sink_0.set_sample_rate(self.samp_rate)
self.freq_xlating_fir_filter_xxx_0.set_taps((filter.firdes.low_pass(1, self.samp_rate, self.sideband_rx,100)))
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()"
parser = OptionParser(option_class=eng_option, usage="%prog: [options]")
(options, args) = parser.parse_args()
tb = top_block()
tb.Start(True)
tb.Wait()