[322] | 1 | # |
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| 2 | # Copyright 2009 Free Software Foundation, Inc. |
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| 3 | # |
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| 4 | # This file is part of GNU Radio |
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| 5 | # |
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| 6 | # GNU Radio is free software; you can redistribute it and/or modify |
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| 7 | # it under the terms of the GNU General Public License as published by |
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| 8 | # the Free Software Foundation; either version 3, or (at your option) |
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| 9 | # any later version. |
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| 10 | # |
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| 11 | # GNU Radio is distributed in the hope that it will be useful, |
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | # GNU General Public License for more details. |
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| 15 | # |
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| 16 | # You should have received a copy of the GNU General Public License |
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| 17 | # along with GNU Radio; see the file COPYING. If not, write to |
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| 18 | # the Free Software Foundation, Inc., 51 Franklin Street, |
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| 19 | # Boston, MA 02110-1301, USA. |
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| 20 | # |
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| 21 | |
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| 22 | import generic_usrp |
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| 23 | |
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| 24 | def _add_options(parser, expert): |
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| 25 | """ |
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| 26 | Add options to manually choose between usrp or usrp2. |
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| 27 | Add options for usb. Add options common to source and sink. |
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| 28 | @param parser: instance of OptionParser |
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| 29 | """ |
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| 30 | #pick usrp or usrp2 |
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| 31 | parser.add_option("-u", "--usrpx", type="string", default=None, |
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| 32 | help="specify which usrp model: 1 for USRP, 2 for USRP2 [default=auto]") |
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| 33 | #fast usb options |
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| 34 | expert.add_option("-B", "--fusb-block-size", type="int", default=0, |
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| 35 | help="specify fast usb block size [default=%default]") |
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| 36 | expert.add_option("-N", "--fusb-nblocks", type="int", default=0, |
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| 37 | help="specify number of fast usb blocks [default=%default]") |
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| 38 | #usrp options |
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| 39 | parser.add_option("-w", "--which", type="int", default=0, |
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| 40 | help="select USRP board [default=%default]") |
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| 41 | #usrp2 options |
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| 42 | parser.add_option("-e", "--interface", type="string", default="eth0", |
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| 43 | help="Use USRP2 at specified Ethernet interface [default=%default]") |
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| 44 | parser.add_option("-m", "--mac-addr", type="string", default="", |
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| 45 | help="Use USRP2 at specified MAC address [default=None]") |
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| 46 | |
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| 47 | def add_rx_options(parser, expert=None): |
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| 48 | """ |
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| 49 | Add receive specific usrp options. |
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| 50 | @param parser: instance of OptionParser |
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| 51 | """ |
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| 52 | parser.add_option("-R", "--rx-subdev-spec", type="subdev", default=None, |
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| 53 | help="select USRP Rx side A or B") |
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| 54 | parser.add_option("--rx-gain", type="eng_float", default=None, metavar="GAIN", |
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| 55 | help="set receiver gain in dB [default=midpoint]. See also --show-rx-gain-range") |
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| 56 | parser.add_option("--show-rx-gain-range", action="store_true", default=False, |
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| 57 | help="print min and max Rx gain available on selected daughterboard") |
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| 58 | parser.add_option("-d", "--decim", type="intx", default=None, |
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| 59 | help="set fpga decimation rate to DECIM [default=%default]") |
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| 60 | _add_options(parser, expert) |
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| 61 | |
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| 62 | def create_usrp_source(options): |
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| 63 | u = generic_usrp.generic_usrp_source_c( |
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| 64 | usrpx=options.usrpx, |
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| 65 | which=options.which, |
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| 66 | subdev_spec=options.rx_subdev_spec, |
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| 67 | interface=options.interface, |
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| 68 | mac_addr=options.mac_addr, |
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| 69 | fusb_block_size=options.fusb_block_size, |
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| 70 | fusb_nblocks=options.fusb_nblocks, |
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| 71 | ) |
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| 72 | if options.show_rx_gain_range: |
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| 73 | print "Rx Gain Range: minimum = %g, maximum = %g, step size = %g"%tuple(u.gain_range()) |
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| 74 | return u |
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| 75 | |
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| 76 | def add_tx_options(parser, expert=None): |
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| 77 | """ |
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| 78 | Add transmit specific usrp options. |
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| 79 | @param parser: instance of OptionParser |
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| 80 | """ |
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| 81 | parser.add_option("-T", "--tx-subdev-spec", type="subdev", default=None, |
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| 82 | help="select USRP Rx side A or B") |
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| 83 | parser.add_option("--tx-gain", type="eng_float", default=None, metavar="GAIN", |
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| 84 | help="set transmitter gain in dB [default=midpoint]. See also --show-tx-gain-range") |
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| 85 | parser.add_option("--show-tx-gain-range", action="store_true", default=False, |
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| 86 | help="print min and max Tx gain available on selected daughterboard") |
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| 87 | parser.add_option("-i", "--interp", type="intx", default=None, |
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| 88 | help="set fpga interpolation rate to INTERP [default=%default]") |
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| 89 | _add_options(parser, expert) |
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| 90 | |
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| 91 | def create_usrp_sink(options): |
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| 92 | u = generic_usrp.generic_usrp_sink_c( |
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| 93 | usrpx=options.usrpx, |
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| 94 | which=options.which, |
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| 95 | subdev_spec=options.tx_subdev_spec, |
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| 96 | interface=options.interface, |
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| 97 | mac_addr=options.mac_addr, |
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| 98 | fusb_block_size=options.fusb_block_size, |
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| 99 | fusb_nblocks=options.fusb_nblocks, |
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| 100 | ) |
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| 101 | if options.show_tx_gain_range: |
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| 102 | print "Tx Gain Range: minimum = %g, maximum = %g, step size = %g"%tuple(u.gain_range()) |
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| 103 | return u |
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