| #!/usr/bin/env python |
| ################################################## |
| # Gnuradio Python Flow Graph |
| # Title: Gsm Receiver Test |
| # Generated: Wed Aug 6 13:56:15 2014 |
| ################################################## |
| |
| execfile("/home/piotr/.grc_gnuradio/clk_offset_corrector.py") |
| from gnuradio import blocks |
| from gnuradio import eng_notation |
| from gnuradio import gr |
| from gnuradio.eng_option import eng_option |
| from gnuradio.filter import firdes |
| from grc_gnuradio import wxgui as grc_wxgui |
| from optparse import OptionParser |
| import gsm |
| import wx |
| |
| class gsm_receiver_test(grc_wxgui.top_block_gui): |
| |
| def __init__(self, input_file_name="input.cfile"): |
| grc_wxgui.top_block_gui.__init__(self, title="Gsm Receiver Test") |
| _icon_path = "/home/piotr/.local/share/icons/hicolor/32x32/apps/gnuradio-grc.png" |
| self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY)) |
| |
| ################################################## |
| # Parameters |
| ################################################## |
| self.input_file_name = input_file_name |
| |
| ################################################## |
| # Variables |
| ################################################## |
| self.samp_rate = samp_rate = 1625000/6*4 |
| |
| ################################################## |
| # Blocks |
| ################################################## |
| self.gsm_receiver_hier_0 = gsm.receiver_hier(samp_rate, 4) |
| self.gsm_message_printer_0 = gsm.message_printer() |
| self.gsm_get_bcch_or_ccch_bursts_0 = gsm.get_bcch_or_ccch_bursts(2) |
| self.gsm_control_channels_decoder_0 = gsm.control_channels_decoder() |
| self.gsm_clock_offset_control_0 = gsm.clock_offset_control(940e6, samp_rate) |
| self.clk_offset_corrector_0 = clk_offset_corrector( |
| ppm=0, |
| samp_rate=samp_rate, |
| fc=936.6e6, |
| ) |
| self.blocks_file_source_0 = blocks.file_source(gr.sizeof_gr_complex*1, input_file_name, False) |
| |
| ################################################## |
| # Connections |
| ################################################## |
| self.connect((self.clk_offset_corrector_0, 0), (self.gsm_receiver_hier_0, 0)) |
| self.connect((self.blocks_file_source_0, 0), (self.clk_offset_corrector_0, 0)) |
| |
| ################################################## |
| # Asynch Message Connections |
| ################################################## |
| self.msg_connect(self.gsm_clock_offset_control_0, "ppm", self.clk_offset_corrector_0, "ppm_msg") |
| self.msg_connect(self.gsm_receiver_hier_0, "measurements", self.gsm_clock_offset_control_0, "measurements") |
| self.msg_connect(self.gsm_control_channels_decoder_0, "msgs", self.gsm_message_printer_0, "msgs") |
| self.msg_connect(self.gsm_get_bcch_or_ccch_bursts_0, "bursts", self.gsm_control_channels_decoder_0, "bursts") |
| self.msg_connect(self.gsm_receiver_hier_0, "bursts", self.gsm_get_bcch_or_ccch_bursts_0, "bursts") |
| |
| |
| def get_input_file_name(self): |
| return self.input_file_name |
| |
| def set_input_file_name(self, input_file_name): |
| self.input_file_name = input_file_name |
| self.blocks_file_source_0.open(self.input_file_name, False) |
| |
| def get_samp_rate(self): |
| return self.samp_rate |
| |
| def set_samp_rate(self, samp_rate): |
| self.samp_rate = samp_rate |
| self.clk_offset_corrector_0.set_samp_rate(self.samp_rate) |
| |
| if __name__ == '__main__': |
| import ctypes |
| import sys |
| if sys.platform.startswith('linux'): |
| try: |
| x11 = ctypes.cdll.LoadLibrary('libX11.so') |
| x11.XInitThreads() |
| except: |
| print "Warning: failed to XInitThreads()" |
| parser = OptionParser(option_class=eng_option, usage="%prog: [options]") |
| parser.add_option("-i", "--input-file-name", dest="input_file_name", type="string", default="input.cfile", |
| help="Set input.cfile [default=%default]") |
| (options, args) = parser.parse_args() |
| tb = gsm_receiver_test(input_file_name=options.input_file_name) |
| tb.Start(True) |
| tb.Wait() |