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Dial_Tone.py
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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Dial Tone
# Generated: Sat Sep 29 22:56:27 2018
##################################################
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 gnuradio import analog
from gnuradio import audio
from gnuradio import blocks
from gnuradio import eng_notation
from gnuradio import gr
from gnuradio import wxgui
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from gnuradio.wxgui import forms
from gnuradio.wxgui import scopesink2
from grc_gnuradio import wxgui as grc_wxgui
from optparse import OptionParser
import wx
class Dial_Tone(grc_wxgui.top_block_gui):
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Dial Tone")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.src_freq_1 = src_freq_1 = 350
self.samp_rate = samp_rate = 32000
self.noise_amp = noise_amp = .005
self.Src_freq_2 = Src_freq_2 = 440
##################################################
# Blocks
##################################################
_src_freq_1_sizer = wx.BoxSizer(wx.VERTICAL)
self._src_freq_1_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_src_freq_1_sizer,
value=self.src_freq_1,
callback=self.set_src_freq_1,
label='Src_Freq_1',
converter=forms.float_converter(),
proportion=0,
)
self._src_freq_1_slider = forms.slider(
parent=self.GetWin(),
sizer=_src_freq_1_sizer,
value=self.src_freq_1,
callback=self.set_src_freq_1,
minimum=0,
maximum=1000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_src_freq_1_sizer)
_noise_amp_sizer = wx.BoxSizer(wx.VERTICAL)
self._noise_amp_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_noise_amp_sizer,
value=self.noise_amp,
callback=self.set_noise_amp,
label='noise_amp',
converter=forms.float_converter(),
proportion=0,
)
self._noise_amp_slider = forms.slider(
parent=self.GetWin(),
sizer=_noise_amp_sizer,
value=self.noise_amp,
callback=self.set_noise_amp,
minimum=0,
maximum=0.1,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_noise_amp_sizer)
_Src_freq_2_sizer = wx.BoxSizer(wx.VERTICAL)
self._Src_freq_2_text_box = forms.text_box(
parent=self.GetWin(),
sizer=_Src_freq_2_sizer,
value=self.Src_freq_2,
callback=self.set_Src_freq_2,
label='Src_Freq_2',
converter=forms.float_converter(),
proportion=0,
)
self._Src_freq_2_slider = forms.slider(
parent=self.GetWin(),
sizer=_Src_freq_2_sizer,
value=self.Src_freq_2,
callback=self.set_Src_freq_2,
minimum=0,
maximum=1000,
num_steps=1000,
style=wx.SL_HORIZONTAL,
cast=float,
proportion=1,
)
self.Add(_Src_freq_2_sizer)
self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
self.GetWin(),
title='Scope Plot',
sample_rate=samp_rate,
v_scale=0,
v_offset=0,
t_scale=0,
ac_couple=False,
xy_mode=False,
num_inputs=1,
trig_mode=wxgui.TRIG_MODE_AUTO,
y_axis_label='Counts',
)
self.Add(self.wxgui_scopesink2_0.win)
self.blocks_add_xx_0 = blocks.add_vff(1)
self.audio_sink_0 = audio.sink(48000, '', True)
self.analog_sig_source_x_1 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, Src_freq_2, 0.1, 0)
self.analog_sig_source_x_0 = analog.sig_source_f(samp_rate, analog.GR_COS_WAVE, src_freq_1, .1, 0)
self.analog_noise_source_x_0 = analog.noise_source_f(analog.GR_GAUSSIAN, noise_amp, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.blocks_add_xx_0, 2))
self.connect((self.analog_sig_source_x_0, 0), (self.blocks_add_xx_0, 0))
self.connect((self.analog_sig_source_x_1, 0), (self.blocks_add_xx_0, 1))
self.connect((self.blocks_add_xx_0, 0), (self.audio_sink_0, 0))
self.connect((self.blocks_add_xx_0, 0), (self.wxgui_scopesink2_0, 0))
def get_src_freq_1(self):
return self.src_freq_1
def set_src_freq_1(self, src_freq_1):
self.src_freq_1 = src_freq_1
self._src_freq_1_slider.set_value(self.src_freq_1)
self._src_freq_1_text_box.set_value(self.src_freq_1)
self.analog_sig_source_x_0.set_frequency(self.src_freq_1)
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.wxgui_scopesink2_0.set_sample_rate(self.samp_rate)
self.analog_sig_source_x_1.set_sampling_freq(self.samp_rate)
self.analog_sig_source_x_0.set_sampling_freq(self.samp_rate)
def get_noise_amp(self):
return self.noise_amp
def set_noise_amp(self, noise_amp):
self.noise_amp = noise_amp
self._noise_amp_slider.set_value(self.noise_amp)
self._noise_amp_text_box.set_value(self.noise_amp)
self.analog_noise_source_x_0.set_amplitude(self.noise_amp)
def get_Src_freq_2(self):
return self.Src_freq_2
def set_Src_freq_2(self, Src_freq_2):
self.Src_freq_2 = Src_freq_2
self._Src_freq_2_slider.set_value(self.Src_freq_2)
self._Src_freq_2_text_box.set_value(self.Src_freq_2)
self.analog_sig_source_x_1.set_frequency(self.Src_freq_2)
def main(top_block_cls=Dial_Tone, options=None):
tb = top_block_cls()
tb.Start(True)
tb.Wait()
if __name__ == '__main__':
main()