From a57968df0b3f85ebe1d2f0b70185f90430548a12 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Wed, 25 Nov 2009 19:38:36 -0800
Subject: added sync output port to dxpsk2 demod
---
.../src/python/gnuradio/blks2impl/dbpsk2.py | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)
(limited to 'gnuradio-core/src/python/gnuradio/blks2impl/dbpsk2.py')
diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/dbpsk2.py b/gnuradio-core/src/python/gnuradio/blks2impl/dbpsk2.py
index 4541b453b3..cd9a207c87 100644
--- a/gnuradio-core/src/python/gnuradio/blks2impl/dbpsk2.py
+++ b/gnuradio-core/src/python/gnuradio/blks2impl/dbpsk2.py
@@ -187,7 +187,8 @@ class dbpsk2_demod(gr.hier_block2):
timing_max_dev=_def_timing_max_dev,
gray_code=_def_gray_code,
verbose=_def_verbose,
- log=_def_log):
+ log=_def_log,
+ sync_out=False):
"""
Hierarchical block for RRC-filtered differential BPSK demodulation
@@ -208,14 +209,18 @@ class dbpsk2_demod(gr.hier_block2):
@type gray_code: bool
@param verbose: Print information about modulator?
@type verbose: bool
- @param debug: Print modualtion data to files?
- @type debug: bool
+ @param log: Print modualtion data to files?
+ @type log: bool
+ @param sync_out: Output a sync signal on :1?
+ @type sync_out: bool
"""
-
- gr.hier_block2.__init__(self, "dbpsk2_demod",
- gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature
- gr.io_signature(1, 1, gr.sizeof_char)) # Output signature
-
+ if sync_out: io_sig_out = gr.io_signaturev(2, 2, (gr.sizeof_char, gr.sizeof_gr_complex))
+ else: io_sig_out = gr.io_signature(1, 1, gr.sizeof_char)
+
+ gr.hier_block2.__init__(self, "dqpsk2_demod",
+ gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature
+ io_sig_out) # Output signature
+
self._samples_per_symbol = samples_per_symbol
self._excess_bw = excess_bw
self._costas_alpha = costas_alpha
@@ -278,6 +283,7 @@ class dbpsk2_demod(gr.hier_block2):
self.clock_recov,
self.time_recov,
self.diffdec, self.slicer, self.symbol_mapper, self.unpack, self)
+ if sync_out: self.connect(self.time_recov, (self, 1))
def samples_per_symbol(self):
return self._samples_per_symbol
--
cgit v1.2.3