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sensado.py
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sensado.py
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#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Sensado
# Generated: Sun Nov 24 15:11:16 2013
##################################################
from gnuradio import analog
from gnuradio import eng_notation
from gnuradio import gr
from gnuradio import uhd
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from grc_gnuradio import wxgui as grc_wxgui
from optparse import OptionParser
import time
import wx
class sensado(grc_wxgui.top_block_gui):
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Sensado")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self.umbral = umbral = 0
self.samp_rate = samp_rate = 44000
self.fc = fc = 0
##################################################
# Blocks
##################################################
self.usando_power_squelch = analog.pwr_squelch_cc(umbral, 1, 100, False)
self.uhd_usrp_source_0 = uhd.usrp_source(
device_addr="",
stream_args=uhd.stream_args(
cpu_format="fc32",
channels=range(1),
),
)
self.uhd_usrp_source_0.set_samp_rate(samp_rate)
self.uhd_usrp_source_0.set_center_freq(fc, 0)
self.uhd_usrp_source_0.set_gain(0, 0)
self.sensado_primario = analog.probe_avg_mag_sqrd_c(0, 1)
##################################################
# Connections
##################################################
self.connect((self.usando_power_squelch, 0), (self.sensado_primario, 0))
self.connect((self.uhd_usrp_source_0, 0), (self.usando_power_squelch, 0))
# QT sink close method reimplementation
def get_umbral(self):
return self.umbral
def set_umbral(self, umbral):
self.umbral = umbral
self.usando_power_squelch.set_threshold(self.umbral)
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.uhd_usrp_source_0.set_samp_rate(self.samp_rate)
def get_fc(self):
return self.fc
def set_fc(self, fc):
self.fc = fc
self.uhd_usrp_source_0.set_center_freq(self.fc, 0)