From ea57c1b52b8bed12296ba51441afcfc57a0b9d34 Mon Sep 17 00:00:00 2001
From: eb <eb@221aa14e-8319-0410-a670-987f0aec2ac5>
Date: Sat, 15 Aug 2009 18:34:45 +0000
Subject: Merged VRT work-in-progress from eb/vrt2 (11518:11598) into trunk.
Passes distcheck.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@11600 221aa14e-8319-0410-a670-987f0aec2ac5
---
gr-utils/src/python/Makefile.am | 1 +
gr-utils/src/python/qr_fft.py | 505 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 506 insertions(+)
create mode 100755 gr-utils/src/python/qr_fft.py
(limited to 'gr-utils/src')
diff --git a/gr-utils/src/python/Makefile.am b/gr-utils/src/python/Makefile.am
index b58faa9bf9..65cbd536cc 100644
--- a/gr-utils/src/python/Makefile.am
+++ b/gr-utils/src/python/Makefile.am
@@ -44,6 +44,7 @@ bin_SCRIPTS = \
gr_plot_iq.py \
gr_plot_short.py \
lsusrp \
+ qr_fft.py \
usrp_fft.py \
usrp_oscope.py \
usrp_print_db.py \
diff --git a/gr-utils/src/python/qr_fft.py b/gr-utils/src/python/qr_fft.py
new file mode 100755
index 0000000000..c2f06d7152
--- /dev/null
+++ b/gr-utils/src/python/qr_fft.py
@@ -0,0 +1,505 @@
+#!/usr/bin/env python
+#
+# Copyright 2004,2005,2007,2008,2009 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.
+#
+
+from gnuradio.wxgui import forms
+from gnuradio import gr, gru
+from gnuradio import vrt
+from gnuradio import eng_notation
+from gnuradio.eng_option import eng_option
+from gnuradio.wxgui import stdgui2, fftsink2, waterfallsink2, scopesink2, form, slider
+from gnuradio.gr import pubsub
+from optparse import OptionParser
+import wx
+import sys
+import numpy
+import time
+
+class app_top_block(stdgui2.std_top_block, pubsub.pubsub):
+ def __init__(self, frame, panel, vbox, argv):
+ stdgui2.std_top_block.__init__(self, frame, panel, vbox, argv)
+ pubsub.pubsub.__init__(self)
+ self.frame = frame
+ self.panel = panel
+
+ parser = OptionParser(option_class=eng_option)
+ #parser.add_option("-e", "--interface", type="string", default="eth0",
+ # help="select Ethernet interface, default is eth0")
+ #parser.add_option("-m", "--mac-addr", type="string", default="",
+ # help="select USRP by MAC address, default is auto-select")
+ #parser.add_option("-A", "--antenna", default=None,
+ # help="select Rx Antenna (only on RFX-series boards)")
+ #parser.add_option("-d", "--decim", type="int", default=16,
+ # help="set fgpa decimation rate to DECIM [default=%default]")
+ #parser.add_option("-f", "--freq", type="eng_float", default=None,
+ # help="set frequency to FREQ", metavar="FREQ")
+ #parser.add_option("-g", "--gain", type="eng_float", default=None,
+ # help="set gain in dB (default is midpoint)")
+ parser.add_option("-W", "--waterfall", action="store_true", default=False,
+ help="Enable waterfall display")
+ parser.add_option("-S", "--oscilloscope", action="store_true", default=False,
+ help="Enable oscilloscope display")
+ parser.add_option("", "--avg-alpha", type="eng_float", default=1e-1,
+ help="Set fftsink averaging factor, default=[%default]")
+ parser.add_option("", "--ref-scale", type="eng_float", default=1.0,
+ help="Set dBFS=0dB input value, default=[%default]")
+ parser.add_option("--fft-size", type="int", default=1024,
+ help="Set number of FFT bins [default=%default]")
+ parser.add_option("--samples-per-pkt", type="int", default=0,
+ help="Set number of SAMPLES-PER-PKT [default=%default]")
+ parser.add_option("", "--ip-addr", type="string", default="192.168.10.2",
+ help="IP address default=[%default]")
+ (options, args) = parser.parse_args()
+ if len(args) != 0:
+ parser.print_help()
+ sys.exit(1)
+ self.options = options
+ self.show_debug_info = True
+
+ self.u = vrt.quadradio_source_32fc(options.ip_addr,
+ int(62.5e6), options.samples_per_pkt)
+ #self.u.set_decim(options.decim)
+
+ #input_rate = self.u.adc_rate() / self.u.decim()
+ input_rate = int(120e6/4)
+
+ if options.waterfall:
+ self.scope = \
+ waterfallsink2.waterfall_sink_c (panel, fft_size=1024, sample_rate=input_rate)
+ elif options.oscilloscope:
+ self.scope = scopesink2.scope_sink_c(panel, sample_rate=input_rate)
+ else:
+ self.scope = fftsink2.fft_sink_c (panel,
+ fft_size=options.fft_size,
+ sample_rate=input_rate,
+ ref_scale=options.ref_scale,
+ ref_level=20.0,
+ y_divs = 12,
+ avg_alpha=options.avg_alpha)
+
+ self.connect(self.u, self.scope)
+
+ self._build_gui(vbox)
+ self._setup_events()
+
+ # set initial values
+
+ #if options.gain is None:
+ # # if no gain was specified, use the mid-point in dB
+ # g = self.u.gain_range()
+ # options.gain = float(g[0]+g[1])/2
+
+ #if options.freq is None:
+ # # if no freq was specified, use the mid-point
+ # r = self.u.freq_range()
+ # options.freq = float(r[0]+r[1])/2
+
+ #self.set_gain(options.gain)
+
+ #if options.antenna is not None:
+ # print "Selecting antenna %s" % (options.antenna,)
+ # self.subdev.select_rx_antenna(options.antenna)
+
+ if self.show_debug_info:
+ # self.myform['decim'].set_value(self.u.decim())
+ self.myform['fs@gbe'].set_value(input_rate)
+ # self.myform['dbname'].set_value("0x%04X" % (self.u.daughterboard_id(),)) # FIXME: add text name
+ self.myform['baseband'].set_value(0)
+ self.myform['ddc'].set_value(0)
+
+ #if not(self.set_freq(options.freq)):
+ # self._set_status_msg("Failed to set initial frequency")
+
+ def _set_status_msg(self, msg):
+ self.frame.GetStatusBar().SetStatusText(msg, 0)
+
+ def _build_gui(self, vbox):
+
+ def _form_set_freq(kv):
+ return self.set_freq(kv['freq'])
+
+ vbox.Add(self.scope.win, 10, wx.EXPAND)
+
+ # add control area at the bottom
+ self.myform = myform = form.form()
+ hbox = wx.BoxSizer(wx.HORIZONTAL)
+ hbox.Add((5,0), 0, 0)
+ myform['freq'] = form.float_field(
+ parent=self.panel, sizer=hbox, label="Center freq", weight=1,
+ callback=myform.check_input_and_call(_form_set_freq, self._set_status_msg))
+
+ hbox.Add((5,0), 0, 0)
+ #g = self.u.gain_range()
+
+ # some configurations don't have gain control
+ if 0 and g[1] > g[0]:
+ myform['gain'] = form.slider_field(parent=self.panel, sizer=hbox, label="Gain",
+ weight=3,
+ min=int(g[0]), max=int(g[1]),
+ callback=self.set_gain)
+
+ hbox.Add((5,0), 0, 0)
+ vbox.Add(hbox, 0, wx.EXPAND)
+
+ self._build_subpanel(vbox)
+
+ def _build_subpanel(self, vbox_arg):
+ # build a secondary information panel (sometimes hidden)
+
+ # FIXME figure out how to have this be a subpanel that is always
+ # created, but has its visibility controlled by foo.Show(True/False)
+
+ def _form_set_decim(kv):
+ return self.set_decim(kv['decim'])
+
+ if not(self.show_debug_info):
+ return
+
+ panel = self.panel
+ vbox = vbox_arg
+ myform = self.myform
+
+ #panel = wx.Panel(self.panel, -1)
+ #vbox = wx.BoxSizer(wx.VERTICAL)
+
+ hbox = wx.BoxSizer(wx.HORIZONTAL)
+ hbox.Add((5,0), 0)
+
+ myform['decim'] = form.int_field(
+ parent=panel, sizer=hbox, label="Decim",
+ callback=myform.check_input_and_call(_form_set_decim, self._set_status_msg))
+
+ hbox.Add((5,0), 1)
+ myform['fs@gbe'] = form.static_float_field(
+ parent=panel, sizer=hbox, label="Fs@GbE")
+
+ hbox.Add((5,0), 1)
+ myform['dbname'] = form.static_text_field(
+ parent=panel, sizer=hbox)
+
+ hbox.Add((5,0), 1)
+ myform['baseband'] = form.static_float_field(
+ parent=panel, sizer=hbox, label="Analog BB")
+
+ hbox.Add((5,0), 1)
+ myform['ddc'] = form.static_float_field(
+ parent=panel, sizer=hbox, label="DDC")
+
+ hbox.Add((5,0), 0)
+ vbox.Add(hbox, 0, wx.EXPAND)
+ ##### db control stuff #####
+ self.subscribe('cal_div_lo_freq', lambda x: self.u.set_lo_freq(x) and time.sleep(0.01))
+ self.subscribe('cal_div_lo_freq', self.u.set_center_freq) #TODO should be combined with set lo freq
+ self.subscribe('cal_div_cal_freq', lambda x: self.u.set_cal_freq(x) and time.sleep(0.01))
+ self.subscribe('db_ctrl_atten0', self.u.set_attenuation0)
+ self.subscribe('db_ctrl_atten1', self.u.set_attenuation1)
+ self.subscribe('sys_beaming', self.u.set_beamforming)
+ #self.subscribe('db_ctrl_10db', self.u.set_10dB_atten)
+ self.subscribe('db_ctrl_adcgain', self.u.set_adc_gain)
+ self.subscribe('db_ctrl_diggain', self.u.set_digital_gain)
+ self.subscribe('db_ctrl_dcoffset', self.u.set_dc_offset_comp)
+ self.subscribe('db_ctrl_bandsel', self.u.set_band_select)
+ self.subscribe('db_ctrl_type', self.u.select_rx_antenna)
+ self.subscribe('db_test_signal', self.u.set_test_signal)
+ self['db_ctrl_bandsel'] = 'A'
+ self['cal_div_lo_freq'] = 2.1e9
+ self['cal_div_cal_freq'] = 2.102e9
+ self['db_ctrl_atten0'] = 0
+ self['db_ctrl_atten1'] = 0
+ #self['db_ctrl_10db'] = False
+ self['db_ctrl_adcgain'] = False
+ self['db_ctrl_dcoffset'] = False
+ self['db_ctrl_diggain'] = 0.0
+ self['db_ctrl_type'] = 'rf'
+ self['db_test_signal'] = vrt.VRT_TEST_SIG_NORMAL
+ self['sys_beaming'] = [16.7e6, 0, 0, 0]
+ #slider and box for freqs
+ for key, name in (('cal_div_lo_freq', 'LO Freq'), ('cal_div_cal_freq', 'Cal Freq')):
+ hbox = wx.BoxSizer(wx.HORIZONTAL)
+ hbox.AddSpacer(10)
+ forms.text_box(
+ label=name,
+ ps=self,
+ key=key,
+ sizer=hbox,
+ parent=panel,
+ proportion=0,
+ converter=forms.float_converter()
+ )
+ hbox.AddSpacer(20)
+ forms.slider(
+ ps=self,
+ key=key,
+ minimum=0, #TODO get bounds from cal_div, from vrt...
+ maximum=int(3.5e9),
+ step_size=int(5e6),
+ cast=float,
+ sizer=hbox,
+ parent=panel,
+ proportion=2,
+ )
+ hbox.AddSpacer(10)
+ vbox.Add(hbox, 0, wx.EXPAND)
+ ############################################
+ hbox = wx.BoxSizer(wx.HORIZONTAL)
+ hbox.AddSpacer(10)
+ #create slider for atten
+ atten0_txt_box = forms.static_text(
+ label='Attenuation (0)',
+ ps=self,
+ key='db_ctrl_atten0',
+ sizer=hbox,
+ parent=panel,
+ proportion=0,
+ converter=forms.int_converter()
+ )
+ hbox.AddSpacer(20)
+ atten0_slider = forms.slider(
+ ps=self,
+ key='db_ctrl_atten0',
+ minimum=0,
+ maximum=31,
+ step_size=1,
+ cast=int,
+ sizer=hbox,
+ parent=panel,
+ proportion=2,
+ )
+ hbox.AddSpacer(10)
+ #create slider for atten
+ forms.static_text(
+ label='Attenuation (1)',
+ ps=self,
+ key='db_ctrl_atten1',
+ sizer=hbox,
+ parent=panel,
+ proportion=0,
+ converter=forms.int_converter()
+ )
+ hbox.AddSpacer(20)
+ forms.slider(
+ ps=self,
+ key='db_ctrl_atten1',
+ minimum=0,
+ maximum=31,
+ step_size=1,
+ cast=int,
+ sizer=hbox,
+ parent=panel,
+ proportion=2,
+ )
+ hbox.AddSpacer(10)
+ def update_atten0(*args):
+ for form_obj in (atten0_txt_box, atten0_slider): form_obj.Enable(self['db_ctrl_bandsel'] > 'B')
+ update_atten0()
+ self.subscribe('db_ctrl_bandsel', update_atten0)
+ #create checkbox for 10dB att
+ #forms.check_box(
+ # label='10dB Attenuation',
+ # ps=self,
+ # key='db_ctrl_10db',
+ # sizer=hbox,
+ # parent=panel,
+ # proportion=1,
+ #)
+ #hbox.AddSpacer(10)
+ vbox.Add(hbox, 0, wx.EXPAND)
+ hbox2 = wx.BoxSizer(wx.HORIZONTAL)
+ hbox2.AddSpacer(10)
+ forms.static_text(
+ label='ADC Controls',
+ ps=self,
+ key='db_ctrl_diggain',
+ sizer=hbox2,
+ parent=panel,
+ proportion=0,
+ converter=forms.float_converter()
+ )
+ hbox2.AddSpacer(20)
+ #create checkbox for ADC digital gain
+ forms.slider(
+ #label='ADC Digital Gain',
+ ps=self,
+ minimum=0,
+ maximum=6,
+ step_size=0.5,
+ key='db_ctrl_diggain',
+ sizer=hbox2,
+ parent=panel,
+ proportion=2,
+ )
+ hbox2.AddSpacer(10)
+ #create checkbox for 3.5dB ADC gain
+ forms.check_box(
+ label='3.5dB ADC Gain',
+ ps=self,
+ key='db_ctrl_adcgain',
+ sizer=hbox2,
+ parent=panel,
+ proportion=1,
+ )
+ hbox2.AddSpacer(10)
+ #create checkbox for DC Offset Correction in ADC
+ forms.check_box(
+ label='DC Offset Correction',
+ ps=self,
+ key='db_ctrl_dcoffset',
+ sizer=hbox2,
+ parent=panel,
+ proportion=2,
+ )
+ hbox2.AddSpacer(10)
+ vbox.Add(hbox2, 0, wx.EXPAND)
+ hbox = wx.BoxSizer(wx.HORIZONTAL)
+ hbox.AddSpacer(10)
+ #create radio buttons for band sel
+ forms.radio_buttons(
+ label='Band Select',
+ ps=self,
+ key='db_ctrl_bandsel',
+ choices=['A', 'B', 'C', 'D'],
+ labels=['A', 'B', 'C', 'D'],
+ sizer=hbox,
+ parent=panel,
+ proportion=0,
+ )
+ hbox.AddSpacer(10)
+ forms.radio_buttons(
+ label='RF Input',
+ ps=self,
+ key='db_ctrl_type',
+ choices=['rf', 'cal'],
+ labels=['Main RF', 'Calibrator'],
+ sizer=hbox,
+ parent=panel,
+ proportion=0,
+ )
+ hbox.AddSpacer(10)
+ #create radio buttons for band sel
+ types = sorted(
+ filter(lambda x: x.startswith('VRT_TEST_SIG_'), dir(vrt)),
+ lambda x, y: cmp(getattr(vrt, x), getattr(vrt, y)),
+ )
+ forms.drop_down(
+ label='Test Signal',
+ ps=self,
+ key='db_test_signal',
+ choices=map(lambda a: getattr(vrt, a), types),
+ labels=types,
+ sizer=hbox,
+ parent=panel,
+ proportion=0,
+ )
+ hbox.AddSpacer(10)
+ #create radio buttons for type
+ forms.drop_down(
+ label='Beamformer',
+ ps=self,
+ key='sys_beaming',
+ choices=[[16.7e6, 0, 0, 0], [0, 16.7e6, 0, 0], [0, 0, 16.7e6, 0], [0, 0, 0, 16.7e6], [4.19e6]*4],
+ labels=['Ant0', 'Ant1', 'Ant2', 'Ant3', 'Equal Gain'],
+ sizer=hbox,
+ parent=panel,
+ proportion=0,
+ )
+ hbox.AddSpacer(10)
+ vbox.Add(hbox, 0, wx.EXPAND)
+
+ def set_freq(self, target_freq):
+ """
+ Set the center frequency we're interested in.
+
+ @param target_freq: frequency in Hz
+ @rypte: bool
+
+ Tuning is a two step process. First we ask the front-end to
+ tune as close to the desired frequency as it can. Then we use
+ the result of that operation and our target_frequency to
+ determine the value for the digital down converter.
+ """
+ return True
+
+ r = self.u.set_center_freq(target_freq)
+
+ if r:
+ self.myform['freq'].set_value(target_freq) # update displayed value
+ if self.show_debug_info:
+ self.myform['baseband'].set_value(r.baseband_freq)
+ self.myform['ddc'].set_value(r.dxc_freq)
+ if not self.options.oscilloscope:
+ self.scope.win.set_baseband_freq(target_freq)
+ return True
+
+ return False
+
+ def set_gain(self, gain):
+ return True
+
+ if self.myform.has_key('gain'):
+ self.myform['gain'].set_value(gain) # update displayed value
+ self.u.set_gain(gain)
+
+ def set_decim(self, decim):
+ return True
+
+ ok = self.u.set_decim(decim)
+ if not ok:
+ print "set_decim failed"
+ #input_rate = self.u.adc_rate() / self.u.decim()
+ input_rate = 120e6/4
+ self.scope.set_sample_rate(input_rate)
+ if self.show_debug_info: # update displayed values
+ self.myform['decim'].set_value(self.u.decim())
+ self.myform['fs@gbe'].set_value(input_rate)
+ return ok
+
+ def _setup_events(self):
+ if not self.options.waterfall and not self.options.oscilloscope:
+ self.scope.win.Bind(wx.EVT_LEFT_DCLICK, self.evt_left_dclick)
+
+ def evt_left_dclick(self, event):
+ (ux, uy) = self.scope.win.GetXY(event)
+ if event.CmdDown():
+ # Re-center on maximum power
+ points = self.scope.win._points
+ if self.scope.win.peak_hold:
+ if self.scope.win.peak_vals is not None:
+ ind = numpy.argmax(self.scope.win.peak_vals)
+ else:
+ ind = int(points.shape()[0]/2)
+ else:
+ ind = numpy.argmax(points[:,1])
+ (freq, pwr) = points[ind]
+ target_freq = freq/self.scope.win._scale_factor
+ print ind, freq, pwr
+ self.set_freq(target_freq)
+ else:
+ # Re-center on clicked frequency
+ target_freq = ux/self.scope.win._scale_factor
+ self.set_freq(target_freq)
+
+
+def main ():
+ app = stdgui2.stdapp(app_top_block, "QuadRadio FFT", nstatus=1)
+ app.MainLoop()
+
+if __name__ == '__main__':
+ main ()
--
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