diff options
| author | Johnathan Corgan <jcorgan@corganenterprises.com> | 2009-10-16 12:22:42 -0700 |
|---|---|---|
| committer | Johnathan Corgan <jcorgan@corganenterprises.com> | 2009-11-03 07:21:42 -0800 |
| commit | 96c92bb05fdbd2d42bb485bee46e63931d465cc3 (patch) | |
| tree | 0fe809434adc8a1679eb079cce2fb758b3991928 /gr-pager/src/flex_demod.py | |
| parent | 5a0887f9138dc4dd0e8e09bb859a513bd7c971e2 (diff) | |
Directory reorganization to newer layout
Top-level applications go into 'apps' (previous commit)
C++ library build goes into 'lib'
SWIG generation goes into 'swig'
Pure python modules/code goes into 'python'
Diffstat (limited to 'gr-pager/src/flex_demod.py')
| -rw-r--r-- | gr-pager/src/flex_demod.py | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/gr-pager/src/flex_demod.py b/gr-pager/src/flex_demod.py deleted file mode 100644 index b79c1adaaa..0000000000 --- a/gr-pager/src/flex_demod.py +++ /dev/null @@ -1,64 +0,0 @@ -# -# Copyright 2006,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -from gnuradio import gr, gru, optfir, blks2 -from math import pi -import pager_swig - -class flex_demod(gr.hier_block2): - """ - FLEX pager protocol demodulation block. - - This block demodulates a band-limited, complex down-converted baseband - channel into FLEX protocol frames. - - """ - - def __init__(self, queue, freq=0.0, verbose=False, log=False): - gr.hier_block2.__init__(self, "flex_demod", - gr.io_signature(1, 1, gr.sizeof_gr_complex), - gr.io_signature(0,0,0)) - - k = 25000/(2*pi*1600) # 4800 Hz max deviation - quad = gr.quadrature_demod_cf(k) - self.connect(self, quad) - - rsamp = blks2.rational_resampler_fff(16, 25) - self.slicer = pager_swig.slicer_fb(5e-6) # DC removal averaging filter constant - self.sync = pager_swig.flex_sync() - - self.connect(quad, rsamp, self.slicer, self.sync) - - for i in range(4): - self.connect((self.sync, i), pager_swig.flex_deinterleave(), pager_swig.flex_parse(queue, freq)) - - if log: - suffix = '_'+ "%3.3f" % (freq/1e6,) + '.dat' - quad_sink = gr.file_sink(gr.sizeof_float, 'quad'+suffix) - rsamp_sink = gr.file_sink(gr.sizeof_float, 'rsamp'+suffix) - slicer_sink = gr.file_sink(gr.sizeof_char, 'slicer'+suffix) - self.connect(rsamp, rsamp_sink) - self.connect(quad, quad_sink) - self.connect(self.slicer, slicer_sink) - - def dc_offset(self): - return self.slicer.dc_offset() -
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