From 5d69a524f81f234b3fbc41d49ba18d6f6886baba Mon Sep 17 00:00:00 2001
From: jcorgan <jcorgan@221aa14e-8319-0410-a670-987f0aec2ac5>
Date: Thu, 3 Aug 2006 04:51:51 +0000
Subject: Houston, we have a trunk.
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@3122 221aa14e-8319-0410-a670-987f0aec2ac5
---
gnuradio-examples/python/usrp/max_power.py | 83 ++++++++++++++++++++++++++++++
1 file changed, 83 insertions(+)
create mode 100755 gnuradio-examples/python/usrp/max_power.py
(limited to 'gnuradio-examples/python/usrp/max_power.py')
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 ()
--
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