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#!/usr/bin/env python
"""
Copyright 2008 Free Software Foundation, Inc.
This file is part of GNU Radio
GNU Radio Companion 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 2
of the License, or (at your option) any later version.
GNU Radio Companion 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 this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
"""
from gnuradio import usrp
import os
import pygtk
pygtk.require('2.0')
import gtk
from gnuradio.grc.gui.Dialogs import TextDisplay
from gnuradio.grc.platforms.python.Platform import Platform
platform = Platform(block_paths_internal_only=['usrp_probe.xml'])
from gnuradio.grc.platforms.gui.Platform import Platform
platform = Platform(platform)
flow_graph = platform.get_new_flow_graph()
block = flow_graph.get_new_block('usrp_probe')
##all params
usrp_number_param = block.get_param('number')
usrp_dboard_param = block.get_param('dboard')
class USRPProbeWindow(gtk.Window):
"""
The main window for USRP Dignostics.
"""
def delete_event(self, widget, event, data=None): return False
def destroy(self, widget, data=None): gtk.main_quit()
def __init__(self):
"""
USRPProbeWindow contructor.
Create a new gtk Dialog with a close button, USRP input paramaters, and output labels.
"""
gtk.Window.__init__(self, gtk.WINDOW_TOPLEVEL)
#quit signals
self.connect("delete_event", self.delete_event)
self.connect("destroy", self.destroy)
#set the title
self.set_title('USRP Probe')
#create decorative frame
frame = gtk.Frame()
self.add(frame)
#create vbox for storage
vbox = gtk.VBox()
frame.add(vbox)
vbox.pack_start(usrp_number_param.get_input_object(), False)
vbox.pack_start(usrp_dboard_param.get_input_object(), False)
self.diagnose_button = gtk.Button('Probe')
self.diagnose_button.connect('clicked', self._probe_usrp)
vbox.pack_start(self.diagnose_button, False)
#Create a text box for USRP queries
self.query_buffer = TextDisplay()
self.query_buffer.set_text('Press "Probe" to retrieve USRP information...')
vbox.pack_start(self.query_buffer)
self.show_all()
def _probe_usrp(self, widget=None):
"""Probe the USRP device and copy the results into the query text box."""
dboard = usrp_dboard_param.evaluate()
side = {'a': 0, 'b': 1}[dboard[-1]]
if dboard.startswith('rx'): #for the rx query, use the source and rx methods
make = usrp.source_c
get_mux = usrp.determine_rx_mux_value
elif dboard.startswith('tx'): #for the tx query, use the sink and tx methods
make = usrp.sink_c
get_mux = usrp.determine_tx_mux_value
try:
u = make(usrp_number_param.evaluate())
subdev_spec = (side, 0)
subdev = usrp.selected_subdev(u, subdev_spec) #get the subdev
msg = ">>> USRP Probe\n"
msg = "%s\nName:\n\t%s\n"%(msg, str(subdev.name()))
msg = "%s\nAutomated Mux:\n\t0x%08x\n"%(msg, 0xFFFFFFFFL & long(get_mux(u, subdev_spec))) #ensure that the value is displayed as: 8 nibbles, unsigned, hex
msg = "%s\nConverter Rate:\n\t%s\n"%(msg, u.converter_rate())
msg = "%s\nUses Quadrature:\n\t%s\n"%(msg, str(subdev.is_quadrature()))
gain_min, gain_max, gain_step = subdev.gain_range()
msg = "%s\nGain Range (min, max, step size):\n\t%s\n\t%s\n\t%s\n"%(msg, gain_min, gain_max, gain_step)
freq_min, freq_max, freq_step = subdev.freq_range()
msg = "%s\nFreq Range (min, max, step size):\n\t%s\n\t%s\n\t%s\n"%(msg, freq_min, freq_max, freq_step)
self.query_buffer.set_text(msg)
except Exception, e: #display the error message
self.query_buffer.set_text('''\
>>> Error\n%s
If the USRP cannot be found, make sure that the USRP is plugged-in and restart this program. \
If the problem persists, there may be a problem with you gnuradio installation or USB 2.0.
'''%str(e))
#enter the mainloop
gtk.gdk.threads_init()
gtk.gdk.threads_enter()
USRPProbeWindow()
gtk.main()
gtk.gdk.threads_leave()
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