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authorAlexander Chemeris <alexander.chemeris@gmail.com>2010-01-22 11:59:48 +0100
committerkrysia <krysia@krysia-laptop.(none)>2010-01-22 11:59:48 +0100
commitc3a9b7b13d6a239f14459f8d1b61d83bf2ee1638 (patch)
treea6aabf4ca1ae20d161a5346a9a76b2c05f68a3e5 /gsm-tvoid/src/python
parentbc9131021a8c0eca390e5825ee22776054e88c94 (diff)
* pick_subdevice() fixed to work with GnuRadio 3.2.2
* Added -A parameter to choose antenna on RFX DB. * Added -F parameter to set FPGA master clock frequency.
Diffstat (limited to 'gsm-tvoid/src/python')
-rwxr-xr-xgsm-tvoid/src/python/gsm_scan_light.py19
1 files changed, 14 insertions, 5 deletions
diff --git a/gsm-tvoid/src/python/gsm_scan_light.py b/gsm-tvoid/src/python/gsm_scan_light.py
index 308602f..2b4f5c2 100755
--- a/gsm-tvoid/src/python/gsm_scan_light.py
+++ b/gsm-tvoid/src/python/gsm_scan_light.py
@@ -89,9 +89,9 @@ class burst_callback(gr.feval_ll):
####################
def pick_subdevice(u):
- if u.db[0][0].dbid() >= 0:
+ if u.db(0, 0).dbid() >= 0:
return (0, 0)
- if u.db[1][0].dbid() >= 0:
+ if u.db(1, 0).dbid() >= 0:
return (1, 0)
return (0, 0)
@@ -236,12 +236,16 @@ class tvoid_receiver(gr.top_block):
help="Set USRP decimation rate to DECIM [default=%default]")
parser.add_option("-R", "--rx-subdev-spec", type="subdev", default=None,
help="Select USRP Rx side A or B (default=first one with a daughterboard)")
+ parser.add_option("-A", "--antenna", default=None,
+ help="Select Rx Antenna (only on RFX-series boards)")
parser.add_option("--fusb-block-size", type="int", default=0,
help="Set USRP blocksize")
parser.add_option("--fusb-nblocks", type="int", default=0,
help="Set USRP block buffers")
parser.add_option("--realtime",action="store_true", dest="realtime",
help="Use realtime scheduling.")
+ parser.add_option("-F", "--clock-frequency", type="int", default=64e6,
+ help="USRP FPGA master clock frequency")
parser.add_option("-C", "--clock-offset", type="eng_float", default=0.0,
help="Sample clock offset frequency")
@@ -363,7 +367,8 @@ class tvoid_receiver(gr.top_block):
self.ursp = usrp.source_c(decim_rate=options.decim,fusb_block_size=options.fusb_block_size,fusb_nblocks=options.fusb_nblocks)
-
+ self.ursp.set_fpga_master_clock_freq(options.clock_frequency)
+
if options.rx_subdev_spec is None:
options.rx_subdev_spec = pick_subdevice(self.ursp)
@@ -373,6 +378,10 @@ class tvoid_receiver(gr.top_block):
self.subdev = usrp.selected_subdev(self.ursp, options.rx_subdev_spec)
input_rate = self.ursp.adc_freq() / self.ursp.decim_rate()
+ if options.antenna is not None:
+ print >> sys.stderr, "USRP antenna %s" % (options.antenna,)
+ self.subdev.select_rx_antenna(options.antenna)
+
# set initial values
if options.gain is None:
# if no gain was specified, use the mid-point in dB
@@ -386,10 +395,10 @@ class tvoid_receiver(gr.top_block):
####################
def setup_timing(self):
options = self.options
- clock_rate = 64e6
+ clock_rate = options.clock_frequency
if options.clock_offset:
- clock_rate = 64e6 + options.clock_offset
+ clock_rate = clock_rate + options.clock_offset
elif options.channel:
#calculate actual clock rate based on frequency offset (assumes shared clock for sampling and tuning)
f = get_freq_from_arfcn(options.channel,options.region)
personal git repositories of Harald Welte. Your mileage may vary