FGFS-4.1/gr-air-modes
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Add additional (non-RF) gains support

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Guillaume GARDET 2017-12-15 21:49:02 +01:00
parent 0b6c383506
commit ba15938d8d
1 changed files with 18 additions and 0 deletions
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18
python/radio.py
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@ -107,6 +107,8 @@ class modes_radio (gr.top_block, pubsub):
help="set receive frequency in Hz [default=%default]", metavar="FREQ")
group.add_option("-g", "--gain", type="int", default=None,
help="set RF gain", metavar="dB")
group.add_option("-G", "--gains", type="string", default=None,
help="Set named gain in dB, name:gain,name:gain,...")
#RX path args
group.add_option("-r", "--rate", type="eng_float", default=4e6,
@ -192,6 +194,14 @@ class modes_radio (gr.top_block, pubsub):
self._u.set_gain(options.gain)
print "Gain is %i" % self._u.get_gain()
if options.gains:
for tuple in options.gains.split(","):
name, gain = tuple.split(":")
gain = int(gain)
print "Setting gain %s to %d." % (name, gain)
self._u.set_gain(gain, name)
#TODO: detect if you're using an RTLSDR or Jawbreaker
#and set up accordingly.
elif options.source == "osmocom": #RTLSDR dongle or HackRF Jawbreaker
@ -208,6 +218,14 @@ class modes_radio (gr.top_block, pubsub):
self._u.set_gain(options.gain)
print "Gain is %i" % self._u.get_gain()
# GGA: test for IF and BB gains for HackRF and more
if options.gains:
for tuple in options.gains.split(","):
name, gain = tuple.split(":")
gain = int(gain)
print "Setting gain %s to %d." % (name, gain)
self._u.set_gain(gain, name)
#Note: this should only come into play if using an RTLSDR.
# lpfiltcoeffs = gr.firdes.low_pass(1, 5*3.2e6, 1.6e6, 300e3)
# self._resample = filter.rational_resampler_ccf(interpolation=5, decimation=4, taps=lpfiltcoeffs)