diff options
| author | jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5> | 2006-08-03 04:51:51 +0000 |
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| committer | jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5> | 2006-08-03 04:51:51 +0000 |
| commit | 5d69a524f81f234b3fbc41d49ba18d6f6886baba (patch) | |
| tree | b71312bf7f1e8d10fef0f3ac6f28784065e73e72 /gnuradio-examples/python/usrp/max_power.py | |
Houston, we have a trunk.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@3122 221aa14e-8319-0410-a670-987f0aec2ac5
Diffstat (limited to 'gnuradio-examples/python/usrp/max_power.py')
| -rwxr-xr-x | gnuradio-examples/python/usrp/max_power.py | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/gnuradio-examples/python/usrp/max_power.py b/gnuradio-examples/python/usrp/max_power.py new file mode 100755 index 0000000000..b4ad86b092 --- /dev/null +++ b/gnuradio-examples/python/usrp/max_power.py @@ -0,0 +1,83 @@ +#!/usr/bin/env python +# +# Copyright 2004 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 2, 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., 59 Temple Place - Suite 330, +# Boston, MA 02111-1307, USA. +# + +""" +Setup USRP for maximum power consumption. +""" + + +from gnuradio import gr +from gnuradio import usrp +from gnuradio.eng_option import eng_option +from optparse import OptionParser + +def ramp_source (fg): + period = 2**16 + src = gr.vector_source_s (range (-period/2, period/2, 1), True) + return src + +def build_graph (tx_enable, rx_enable): + max_usb_rate = 8e6 # 8 MS/sec + dac_freq = 128e6 + adc_freq = 64e6 + + tx_nchan = 2 + tx_mux = 0x0000ba98 + tx_interp = int (dac_freq / (max_usb_rate/2 * tx_nchan)) # 16 + + rx_nchan = 2 + rx_mux = 0x00003210 + rx_decim = int ((adc_freq * rx_nchan) / (max_usb_rate/2)) # 32 + + fg = gr.flow_graph () + + if tx_enable: + tx_src0 = gr.sig_source_c (dac_freq/tx_interp, gr.GR_CONST_WAVE, 0, 16e3, 0) + usrp_tx = usrp.sink_c (0, tx_interp, tx_nchan, tx_mux) + usrp_tx.set_tx_freq (0, 10e6) + usrp_tx.set_tx_freq (1, 9e6) + fg.connect (tx_src0, usrp_tx) + + if rx_enable: + usrp_rx = usrp.source_c (0, rx_decim, rx_nchan, rx_mux) + usrp_rx.set_rx_freq (0, 5.5e6) + usrp_rx.set_rx_freq (1, 6.5e6) + rx_dst0 = gr.null_sink (gr.sizeof_gr_complex) + fg.connect (usrp_rx, rx_dst0) + + return fg + +def main (): + parser = OptionParser (option_class=eng_option) + parser.add_option ("-t", action="store_true", dest="tx_enable", + default=False, help="enable Tx path") + parser.add_option ("-r", action="store_true", dest="rx_enable", + default=False, help="enable Rx path") + (options, args) = parser.parse_args () + fg = build_graph (options.tx_enable, options.rx_enable) + + fg.start () + raw_input ('Press Enter to quit: ') + fg.stop () + +if __name__ == '__main__': + main () |