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authorPiotr Krysik <ptrkrysik@gmail.com>2016-07-18 18:14:49 +0200
committerPiotr Krysik <ptrkrysik@gmail.com>2016-07-18 18:14:49 +0200
commitfe538eba62623cb4462bd4a2085ab754b5121ffd (patch)
tree00e26661ea806db422769a078f8020e7904c251e /apps/grgsm_livemon
parentcab0604a04529cc673f95f50cbff6a3702b936ff (diff)
Changes to apps after frequency offset correction major change
Diffstat (limited to 'apps/grgsm_livemon')
-rwxr-xr-xapps/grgsm_livemon24
1 files changed, 17 insertions, 7 deletions
diff --git a/apps/grgsm_livemon b/apps/grgsm_livemon
index cb5b55c..d4376e4 100755
--- a/apps/grgsm_livemon
+++ b/apps/grgsm_livemon
@@ -5,7 +5,7 @@
# Title: Gr-gsm Livemon
# Author: Piotr Krysik
# Description: Interactive monitor of a single C0 channel with analysis performed by Wireshark (command to run wireshark: sudo wireshark -k -f udp -Y gsmtap -i lo)
-# Generated: Fri Jul 15 13:18:50 2016
+# Generated: Mon Jul 18 18:08:34 2016
##################################################
if __name__ == '__main__':
@@ -38,7 +38,7 @@ import time
class grgsm_livemon(gr.top_block, Qt.QWidget):
- def __init__(self, args="", fc=939.4e6, gain=30, ppm=0, samp_rate=2000000.052982, shiftoff=400e3):
+ def __init__(self, args="", fc=939.4e6, gain=30, ppm=0, samp_rate=2000000.052982, shiftoff=400e3, osr=4):
gr.top_block.__init__(self, "Gr-gsm Livemon")
Qt.QWidget.__init__(self)
self.setWindowTitle("Gr-gsm Livemon")
@@ -70,6 +70,7 @@ class grgsm_livemon(gr.top_block, Qt.QWidget):
self.ppm = ppm
self.samp_rate = samp_rate
self.shiftoff = shiftoff
+ self.osr = osr
##################################################
# Variables
@@ -159,7 +160,7 @@ class grgsm_livemon(gr.top_block, Qt.QWidget):
self.gsm_decryption_0 = grgsm.decryption(([]), 1)
self.gsm_control_channels_decoder_0_0 = grgsm.control_channels_decoder()
self.gsm_control_channels_decoder_0 = grgsm.control_channels_decoder()
- self.gsm_clock_offset_control_0 = grgsm.clock_offset_control(fc-shiftoff, samp_rate)
+ self.gsm_clock_offset_control_0 = grgsm.clock_offset_control(fc-shiftoff, samp_rate, osr)
self.gsm_bcch_ccch_demapper_0 = grgsm.gsm_bcch_ccch_demapper(
timeslot_nr=0,
)
@@ -225,19 +226,25 @@ class grgsm_livemon(gr.top_block, Qt.QWidget):
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
- self.blocks_rotator_cc_0.set_phase_inc(-2*pi*self.shiftoff/self.samp_rate)
+ self.gsm_input_0.set_samp_rate_in(self.samp_rate)
self.qtgui_freq_sink_x_0.set_frequency_range(self.fc_slider, self.samp_rate)
self.rtlsdr_source_0.set_sample_rate(self.samp_rate)
- self.gsm_input_0.set_samp_rate_in(self.samp_rate)
+ self.blocks_rotator_cc_0.set_phase_inc(-2*pi*self.shiftoff/self.samp_rate)
def get_shiftoff(self):
return self.shiftoff
def set_shiftoff(self, shiftoff):
self.shiftoff = shiftoff
- self.blocks_rotator_cc_0.set_phase_inc(-2*pi*self.shiftoff/self.samp_rate)
self.rtlsdr_source_0.set_center_freq(self.fc_slider-self.shiftoff, 0)
self.rtlsdr_source_0.set_bandwidth(250e3+abs(self.shiftoff), 0)
+ self.blocks_rotator_cc_0.set_phase_inc(-2*pi*self.shiftoff/self.samp_rate)
+
+ def get_osr(self):
+ return self.osr
+
+ def set_osr(self, osr):
+ self.osr = osr
def get_ppm_slider(self):
return self.ppm_slider
@@ -282,6 +289,9 @@ def argument_parser():
parser.add_option(
"-o", "--shiftoff", dest="shiftoff", type="eng_float", default=eng_notation.num_to_str(400e3),
help="Set shiftoff [default=%default]")
+ parser.add_option(
+ "", "--osr", dest="osr", type="intx", default=4,
+ help="Set OSR [default=%default]")
return parser
@@ -295,7 +305,7 @@ def main(top_block_cls=grgsm_livemon, options=None):
Qt.QApplication.setGraphicsSystem(style)
qapp = Qt.QApplication(sys.argv)
- tb = top_block_cls(args=options.args, fc=options.fc, gain=options.gain, ppm=options.ppm, samp_rate=options.samp_rate, shiftoff=options.shiftoff)
+ tb = top_block_cls(args=options.args, fc=options.fc, gain=options.gain, ppm=options.ppm, samp_rate=options.samp_rate, shiftoff=options.shiftoff, osr=options.osr)
tb.start()
tb.show()