forked from joeblankenship1/SDR
/
UD_R.py
executable file
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UD_R.py
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#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Ud R
# Generated: Sat Jan 23 11:15:33 2016
##################################################
from gnuradio import audio
from gnuradio import blocks
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 wx
class UD_R(grc_wxgui.top_block_gui):
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Ud R")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.transistion = transistion = 100
self.sps = sps = 9
self.sideband_rx = sideband_rx = 1000
self.sideband = sideband = 1000
self.samp_rate = samp_rate = 48000
self.payload = payload = 5
self.interpolation = interpolation = 500
self.carrier = carrier = 23000
##################################################
# 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=samp_rate,
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=1,
decimation=500,
taps=None,
fractional_bw=None,
)
self.freq_xlating_fir_filter_xxx_0_0 = filter.freq_xlating_fir_filter_ccc(1, (filter.firdes.low_pass(1, samp_rate, sideband_rx,100)), carrier, samp_rate)
self.digital_gfsk_demod_0 = digital.gfsk_demod(
samples_per_symbol=sps,
sensitivity=1.0,
gain_mu=0.175,
mu=0.5,
omega_relative_limit=0.005,
freq_error=0.0,
verbose=False,
log=False,
)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blks2_tcp_sink_0 = grc_blks2.tcp_sink(
itemsize=gr.sizeof_char*1,
addr="127.0.0.1",
port=10005,
server=True,
)
self.blks2_packet_decoder_0 = grc_blks2.packet_demod_b(grc_blks2.packet_decoder(
access_code="",
threshold=-1,
callback=lambda ok, payload: self.blks2_packet_decoder_0.recv_pkt(ok, payload),
),
)
self.audio_source_0 = audio.source(48000, "", True)
##################################################
# Connections
##################################################
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.wxgui_fftsink2_0, 0))
self.connect((self.digital_gfsk_demod_0, 0), (self.blks2_packet_decoder_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.freq_xlating_fir_filter_xxx_0_0, 0))
self.connect((self.audio_source_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blks2_packet_decoder_0, 0), (self.blks2_tcp_sink_0, 0))
self.connect((self.freq_xlating_fir_filter_xxx_0_0, 0), (self.rational_resampler_xxx_0, 0))
self.connect((self.rational_resampler_xxx_0, 0), (self.digital_gfsk_demod_0, 0))
def get_transistion(self):
return self.transistion
def set_transistion(self, transistion):
self.transistion = transistion
def get_sps(self):
return self.sps
def set_sps(self, sps):
self.sps = sps
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_0.set_taps((filter.firdes.low_pass(1, self.samp_rate, self.sideband_rx,100)))
def get_sideband(self):
return self.sideband
def set_sideband(self, sideband):
self.sideband = sideband
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.wxgui_fftsink2_0.set_sample_rate(self.samp_rate)
self.freq_xlating_fir_filter_xxx_0_0.set_taps((filter.firdes.low_pass(1, self.samp_rate, self.sideband_rx,100)))
def get_payload(self):
return self.payload
def set_payload(self, payload):
self.payload = payload
def get_interpolation(self):
return self.interpolation
def set_interpolation(self, interpolation):
self.interpolation = interpolation
def get_carrier(self):
return self.carrier
def set_carrier(self, carrier):
self.carrier = carrier
self.freq_xlating_fir_filter_xxx_0_0.set_center_freq(self.carrier)
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 = UD_R()
tb.Start(True)
tb.Wait()