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#!/usr/bin/env python
#
# Copyright 2009 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
import wx
from gnuradio.wxgui import form, slider, gui
import usrp2_siggen
import sys, math
class app_gui(object):
def __init__(self, frame, panel, vbox, top_block, options, args):
self.frame = frame # Use for top-level application window frame
self.panel = panel # Use as parent class for created windows
self.vbox = vbox # Use as sizer for created windows
self.tb = top_block # GUI-unaware flowgraph class
self.options = options # Supplied command-line options
self.args = args # Supplied command-line arguments
freq_range = self.tb.freq_range()
self.min_freq = freq_range[0]
self.max_freq = freq_range[1]
self.freq_step = (self.max_freq-self.min_freq)/100.0
self._types = dict([v, k] for k, v in usrp2_siggen.waveforms.items())
self.build_gui()
# TODO: turn these into listeners
self.myform['ifc'].set_value(self.tb.interface_name())
self.myform['mac'].set_value(self.tb.mac_addr())
dbid = self.tb.daughterboard_id()
self.myform['dbid'].set_value("%04x" % (dbid,))
w = usrp2_siggen.waveforms[self.tb.waveform_type()]
self.myform['type'].set_value(w)
self.myform['w1freq'].set_value(self.tb.waveform_freq())
self.myform['w2freq'].set_value(self.tb.waveform2_freq())
freq = self.tb.freq()
if freq is None:
self.evt_set_status_msg("Failed to set initial frequency")
else:
self.myform['freq'].set_value(freq)
self.myform['freq_slider'].set_value(self.tb.freq())
amp = self.tb.amplitude()
if (amp > 0.0):
db = 20*math.log10(amp)
else:
db = -100.0
self.myform['amp'].set_value(amp)
self.myform['amp_slider'].set_value(db)
self.myform['eth'].set_value(self.tb.eth_rate())
self.myform['gbe'].set_value(self.tb.eth_rate()*32)
self.myform['interp'].set_value(self.tb.interp_rate())
self.myform['DDC'].set_value(self.tb.ddc_freq())
self.myform['analog'].set_value(self.tb.baseband_freq())
# Event response handlers
def evt_set_status_msg(self, msg):
self.frame.SetStatusText(msg, 0)
def evt_set_freq1(self, kv):
return self.tb.set_waveform_freq(kv['w1freq'])
def evt_set_freq2(self, kv):
return self.tb.set_waveform2_freq(kv['w2freq'])
def evt_set_freq(self, kv):
if type(kv) == type(0.0): # Set from slider
tr = self.tb.set_freq(kv)
if tr is not None:
self.myform['freq'].set_value(kv)
else: # Set from edit box
f = kv['freq']
tr = self.tb.set_freq(f)
if tr is not None:
self.myform['freq_slider'].set_value(f)
if tr is not None:
self.myform['DDC'].set_value(tr.dxc_freq)
self.myform['analog'].set_value(tr.baseband_freq)
return (tr is not None)
def evt_set_amplitude(self, kv):
if type(kv) == type(0.0): # Set from slider
amp = math.pow(10, kv/20.0)
self.myform['amp'].set_value(amp)
return self.tb.set_amplitude(amp)
else: # Set from edit box
amp = kv['amp']
if amp < 0.0 or amp > 1.0:
return False
if amp == 0.0:
db = -100.0
else:
db = 20*math.log10(amp)
self.myform['amp_slider'].set_value(db)
return self.tb.set_amplitude(amp)
def evt_set_interp(self):
interp = self.myform['interp'].get_value()
if self.tb.set_interp(interp):
eth_rate = self.tb.eth_rate()
self.myform['eth'].set_value(eth_rate)
self.myform['gbe'].set_value(eth_rate*32)
return True
return False
def evt_set_waveform_type(self, type):
# TODO: update frequency labels
return self.tb.set_waveform(self._types[type])
# GUI construction
def build_gui(self):
self.myform = myform = form.form()
# Baseband controls
bb_sbox = wx.StaticBox(parent=self.panel, label="Baseband Modulation")
bb_vbox = wx.StaticBoxSizer(bb_sbox, wx.VERTICAL) # Holds all baseband controls as unit
# First row of baseband controls (modulation type)
mod_hbox = wx.BoxSizer(wx.HORIZONTAL)
mod_hbox.Add((10,0), 0, 0)
myform['type'] = form.radiobox_field(
parent=self.panel, label="Type", sizer=mod_hbox, value=None,
callback=self.evt_set_waveform_type, weight=1, major_dimension=0,
choices=usrp2_siggen.waveforms.values() )
bb_vbox.Add((0,10), 0, 0)
bb_vbox.Add(mod_hbox, 0, wx.EXPAND)
# Second row of baseband controls (frequencies)
bbf_hbox = wx.BoxSizer(wx.HORIZONTAL)
bbf_hbox.Add((10,0), 0, 0)
myform['w1freq'] = form.float_field(
parent=self.panel, sizer=bbf_hbox, label="Frequency 1 (Hz)", weight=1,
callback=myform.check_input_and_call(self.evt_set_freq1, self.evt_set_status_msg) )
bbf_hbox.Add((10,0), 0, 0)
myform['w2freq'] = form.float_field(
parent=self.panel, sizer=bbf_hbox, label="Frequency 2 (Hz)", weight=1,
callback=myform.check_input_and_call(self.evt_set_freq2, self.evt_set_status_msg) )
bbf_hbox.Add((10,0), 0, 0)
bb_vbox.Add((0,10), 0, 0)
bb_vbox.Add(bbf_hbox, 0, wx.EXPAND)
# Add baseband controls to top window sizer
self.vbox.Add((0,10), 0, 0)
self.vbox.Add(bb_vbox, 0, wx.EXPAND)
# Frequency controls
fc_sbox = wx.StaticBox(parent=self.panel, label="Center Frequency")
fc_vbox = wx.StaticBoxSizer(fc_sbox, wx.VERTICAL) # Holds all frequency controls as unit
# First row of frequency controls (center frequency)
freq_hbox = wx.BoxSizer(wx.HORIZONTAL)
freq_hbox.Add((10,0), 0, 0)
myform['freq'] = form.float_field(
parent=self.panel, sizer=freq_hbox, label=None, weight=1,
callback=myform.check_input_and_call(self.evt_set_freq, self.evt_set_status_msg) )
freq_hbox.Add((10,0), 0, 0)
myform['freq_slider'] = form.quantized_slider_field(
parent=self.panel, sizer=freq_hbox, label="Min-Max", weight=4,
range = (self.min_freq, self.max_freq, self.freq_step),
callback=self.evt_set_freq)
freq_hbox.Add((10,0), 0, 0)
fc_vbox.Add((10,0), 0, 0)
fc_vbox.Add(freq_hbox, 0, wx.EXPAND)
# Second row of frequency controls (results)
tr_hbox = wx.BoxSizer(wx.HORIZONTAL)
tr_hbox.Add((10,0), 0, 0)
myform['analog'] = form.static_float_field(
parent=self.panel, sizer=tr_hbox, label="Daughterboard: (Hz)", weight=1)
tr_hbox.Add((10,0), 0, 0)
myform['DDC'] = form.static_float_field(
parent=self.panel, sizer=tr_hbox, label="USRP2 DDC (Hz)", weight=1)
tr_hbox.Add((10,0), 0, 0)
fc_vbox.Add(tr_hbox, 0, wx.EXPAND)
# Add frequency controls to top window sizer
self.vbox.Add((0,10), 0, 0)
self.vbox.Add(fc_vbox, 0, wx.EXPAND)
# Amplitude row
amp_sbox = wx.StaticBox(parent=self.panel, label="Amplitude")
amp_hbox = wx.StaticBoxSizer(amp_sbox, wx.HORIZONTAL)
amp_hbox.Add((10,0), 0, 0)
myform['amp'] = form.float_field(
parent=self.panel, sizer=amp_hbox, label="Linear\n(0.0-1.0)", weight=1,
callback=myform.check_input_and_call(self.evt_set_amplitude, self.evt_set_status_msg) )
amp_hbox.Add((10,0), 0, 0)
myform['amp_slider'] = form.quantized_slider_field(
parent=self.panel, sizer=amp_hbox, label="dB Full Scale\n(-100-0)", weight=4,
range=(-100.0, 0.0, 1), callback=self.evt_set_amplitude)
amp_hbox.Add((10,0), 0, 0)
self.vbox.Add((0,10), 0, 0)
self.vbox.Add(amp_hbox, 0, wx.EXPAND)
# Sample rate row
sam_sbox = wx.StaticBox(parent=self.panel, label="Sample Rate")
sam_hbox = wx.StaticBoxSizer(sam_sbox, wx.HORIZONTAL)
sam_hbox.Add((10,0), 0, 0)
myform['interp'] = form.int_field(
parent=self.panel, sizer=sam_hbox, label="Interpolation", weight=1,
callback=self.evt_set_interp)
sam_hbox.Add((10,0), 0, 0)
myform['eth'] = form.static_float_field(
parent=self.panel, sizer=sam_hbox, label="Sample Rate (sps)", weight=1)
sam_hbox.Add((10,0), 0, 0)
myform['gbe'] = form.static_float_field(
parent=self.panel, sizer=sam_hbox, label="GbE Rate (bits/sec)", weight=1)
sam_hbox.Add((10,0), 0, 0)
self.vbox.Add((0,10), 0, 0)
self.vbox.Add(sam_hbox, 0, wx.EXPAND)
# USRP2 row
u2_sbox = wx.StaticBox(parent=self.panel, label="USRP2 Hardware")
u2_hbox = wx.StaticBoxSizer(u2_sbox, wx.HORIZONTAL)
u2_hbox.Add((10,0), 0, 0)
myform['ifc'] = form.static_text_field(parent=self.panel, sizer=u2_hbox,
label="Interface", weight=2)
u2_hbox.Add((10,0), 0, 0)
myform['mac'] = form.static_text_field(parent=self.panel, sizer=u2_hbox,
label="MAC Address", weight=2)
u2_hbox.Add((10,0), 0, 0)
myform['dbid'] = form.static_text_field(parent=self.panel, sizer=u2_hbox,
label="Daughterboard ID", weight=1)
self.vbox.Add((0,10), 0, 0)
self.vbox.Add(u2_hbox, 0, wx.EXPAND)
self.vbox.Add((0,20), 0, 0)
if __name__ == "__main__":
try:
# Get command line parameters
(options, args) = usrp2_siggen.get_options()
# Create the top block using these
tb = usrp2_siggen.top_block(options, args)
# Create the GUI application
app = gui.app(top_block=tb, # Constructed top block
gui=app_gui, # User interface class
options=options, # Command line options
args=args, # Command line args
title="USRP2 Signal Generator", # Top window title
nstatus=1, # Number of status lines
start=True, # Whether to start flowgraph
realtime=True) # Whether to set realtime priority
# And run it
app.MainLoop()
except RuntimeError, e:
print e
sys.exit(1)
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