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Diffstat (limited to 'gnuradio-examples/python/digital/limbo/benchmark_gmsk_rx.py')
| -rwxr-xr-x | gnuradio-examples/python/digital/limbo/benchmark_gmsk_rx.py | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/gnuradio-examples/python/digital/limbo/benchmark_gmsk_rx.py b/gnuradio-examples/python/digital/limbo/benchmark_gmsk_rx.py deleted file mode 100755 index 16f11e05e..000000000 --- a/gnuradio-examples/python/digital/limbo/benchmark_gmsk_rx.py +++ /dev/null @@ -1,128 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2005 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 import gr, gru, blks -from gnuradio import usrp -from gnuradio import eng_notation -from gnuradio.eng_option import eng_option -from optparse import OptionParser - -import random -import struct - -# from current dir -from receive_path import receive_path -import fusb_options - -#import os -#print os.getpid() -#raw_input('Attach and press enter') - - -class my_graph(gr.flow_graph): - - def __init__(self, demod_class, rx_subdev_spec, - bitrate, decim_rate, spb, - rx_callback, options, demod_kwargs): - gr.flow_graph.__init__(self) - self.rxpath = receive_path(self, demod_class, rx_subdev_spec, - bitrate, decim_rate, spb, - rx_callback, options, demod_kwargs) - -# ///////////////////////////////////////////////////////////////////////////// -# main -# ///////////////////////////////////////////////////////////////////////////// - -global n_rcvd, n_right - -def main(): - global n_rcvd, n_right - - n_rcvd = 0 - n_right = 0 - - def rx_callback(ok, payload): - global n_rcvd, n_right - (pktno,) = struct.unpack('!H', payload[0:2]) - n_rcvd += 1 - if ok: - n_right += 1 - - print "ok = %r pktno = %4d n_rcvd = %4d n_right = %4d" % ( - ok, pktno, n_rcvd, n_right) - - parser = OptionParser (option_class=eng_option) - parser.add_option("-R", "--rx-subdev-spec", type="subdev", default=None, - help="select USRP Rx side A or B") - parser.add_option("-f", "--freq", type="eng_float", default=423.1e6, - help="set Rx frequency to FREQ [default=%default]", - metavar="FREQ") - parser.add_option("-r", "--bitrate", type="eng_float", default=None, - help="specify bitrate. spb and interp will be derived.") - parser.add_option("-g", "--rx-gain", type="eng_float", default=27, - help="set rx gain") - parser.add_option("-S", "--spb", type="int", default=None, - help="set samples/baud [default=%default]") - parser.add_option("-d", "--decim", type="intx", default=None, - help="set fpga decim rate to DECIM [default=%default]") - fusb_options.add_options(parser) - (options, args) = parser.parse_args () - - if len(args) != 0: - parser.print_help() - sys.exit(1) - - if options.freq < 1e6: - options.freq *= 1e6 - - demod_kwargs = { } # placeholder - - # build the graph - fg = my_graph(blks.gmsk_demod, - options.rx_subdev_spec, options.bitrate, - options.decim, options.spb, rx_callback, - options, demod_kwargs) - - print "bitrate: %sb/sec" % (eng_notation.num_to_str(fg.rxpath.bitrate()),) - print "spb: %3d" % (fg.rxpath.spb(),) - print "decim: %3d" % (fg.rxpath.decim(),) - - ok = fg.rxpath.set_freq(options.freq) - if not ok: - print "Failed to set Rx frequency to %s" % (eng_notation.num_to_str(options.freq),) - raise SystemExit - - fg.rxpath.set_gain(options.rx_gain) - print "Rx gain_range: ", fg.rxpath.subdev.gain_range(), " using", fg.rxpath.gain - - r = gr.enable_realtime_scheduling() - if r != gr.RT_OK: - print "Warning: Failed to enable realtime scheduling." - - fg.start() # start flow graph - fg.wait() # wait for it to finish - -if __name__ == '__main__': - try: - main() - except KeyboardInterrupt: - pass |