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#
# 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 generic_usrp
def _add_options(parser, expert):
"""
Add options to manually choose between usrp or usrp2.
Add options for usb. Add options common to source and sink.
@param parser: instance of OptionParser
"""
#pick usrp or usrp2
parser.add_option("-u", "--usrpx", type="string", default=None,
help="specify which usrp model: 1 for USRP, 2 for USRP2 [default=auto]")
#fast usb options
expert.add_option("-B", "--fusb-block-size", type="int", default=0,
help="specify fast usb block size [default=%default]")
expert.add_option("-N", "--fusb-nblocks", type="int", default=0,
help="specify number of fast usb blocks [default=%default]")
#usrp options
parser.add_option("-w", "--which", type="int", default=0,
help="select USRP board [default=%default]")
#usrp2 options
parser.add_option("-e", "--interface", type="string", default="eth0",
help="Use USRP2 at specified Ethernet interface [default=%default]")
parser.add_option("-m", "--mac-addr", type="string", default="",
help="Use USRP2 at specified MAC address [default=None]")
def add_rx_options(parser, expert=None):
"""
Add receive specific usrp options.
@param parser: instance of OptionParser
"""
parser.add_option("-R", "--rx-subdev-spec", type="subdev", default=None,
help="select USRP Rx side A or B")
parser.add_option("--rx-gain", type="eng_float", default=None, metavar="GAIN",
help="set receiver gain in dB [default=midpoint]. See also --show-rx-gain-range")
parser.add_option("--show-rx-gain-range", action="store_true", default=False,
help="print min and max Rx gain available on selected daughterboard")
parser.add_option("-d", "--decim", type="intx", default=None,
help="set fpga decimation rate to DECIM [default=%default]")
_add_options(parser, expert)
def create_usrp_source(options):
u = generic_usrp.generic_usrp_source_c(
usrpx=options.usrpx,
which=options.which,
subdev_spec=options.rx_subdev_spec,
interface=options.interface,
mac_addr=options.mac_addr,
fusb_block_size=options.fusb_block_size,
fusb_nblocks=options.fusb_nblocks,
)
if options.show_rx_gain_range:
print "Rx Gain Range: minimum = %g, maximum = %g, step size = %g"%tuple(u.gain_range())
return u
def add_tx_options(parser, expert=None):
"""
Add transmit specific usrp options.
@param parser: instance of OptionParser
"""
parser.add_option("-T", "--tx-subdev-spec", type="subdev", default=None,
help="select USRP Rx side A or B")
parser.add_option("--tx-gain", type="eng_float", default=None, metavar="GAIN",
help="set transmitter gain in dB [default=midpoint]. See also --show-tx-gain-range")
parser.add_option("--show-tx-gain-range", action="store_true", default=False,
help="print min and max Tx gain available on selected daughterboard")
parser.add_option("-i", "--interp", type="intx", default=None,
help="set fpga interpolation rate to INTERP [default=%default]")
_add_options(parser, expert)
def create_usrp_sink(options):
u = generic_usrp.generic_usrp_sink_c(
usrpx=options.usrpx,
which=options.which,
subdev_spec=options.tx_subdev_spec,
interface=options.interface,
mac_addr=options.mac_addr,
fusb_block_size=options.fusb_block_size,
fusb_nblocks=options.fusb_nblocks,
)
if options.show_tx_gain_range:
print "Tx Gain Range: minimum = %g, maximum = %g, step size = %g"%tuple(u.gain_range())
return u
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