iq_demod_only.py
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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Iq Demod Only
# Generated: Thu Apr 20 11:09:14 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()