From f1b81c4d4a4d5bc3d040970fa5296be7f932c854 Mon Sep 17 00:00:00 2001
From: matt <matt@221aa14e-8319-0410-a670-987f0aec2ac5>
Date: Sat, 8 Sep 2007 21:17:20 +0000
Subject: added option to set the gain
git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@6370 221aa14e-8319-0410-a670-987f0aec2ac5
---
gr-utils/src/python/usrp_siggen.py | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
(limited to 'gr-utils/src')
diff --git a/gr-utils/src/python/usrp_siggen.py b/gr-utils/src/python/usrp_siggen.py
index 7f5285885b..c2929939c3 100755
--- a/gr-utils/src/python/usrp_siggen.py
+++ b/gr-utils/src/python/usrp_siggen.py
@@ -133,6 +133,8 @@ def main ():
help="set waveform frequency to FREQ [default=%default]")
parser.add_option ("-a", "--amplitude", type="eng_float", default=16e3,
help="set waveform amplitude to AMPLITUDE [default=%default]", metavar="AMPL")
+ parser.add_option ("-g", "--gain", type="eng_float", default=None,
+ help="set output gain to GAIN [default=%default]")
parser.add_option ("-o", "--offset", type="eng_float", default=0,
help="set waveform offset to OFFSET [default=%default]")
(options, args) = parser.parse_args ()
@@ -163,7 +165,10 @@ def main ():
fg.subdev = usrp.selected_subdev(fg.u, options.tx_subdev_spec)
print "Using TX d'board %s" % (fg.subdev.side_and_name(),)
- fg.subdev.set_gain(fg.subdev.gain_range()[1]) # set max Tx gain
+ if options.gain is None:
+ fg.subdev.set_gain(fg.subdev.gain_range()[1]) # set max Tx gain
+ else:
+ fg.subdev.set_gain(options.gain) # set max Tx gain
if not fg.set_freq(options.rf_freq):
sys.stderr.write('Failed to set RF frequency\n')
--
cgit v1.2.3