GNU Radio Manual and C++ API Reference 3.8.5.0
The Free & Open Software Radio Ecosystem
 
Loading...
Searching...
No Matches
simple_framer_sync.h
Go to the documentation of this file.
1/* -*- c++ -*- */
2/*
3 * Copyright 2004,2005,2012 Free Software Foundation, Inc.
4 *
5 * This file is part of GNU Radio
6 *
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
10 * any later version.
11 *
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
21 */
22
23#ifndef INCLUDED_GR_SIMPLE_FRAMER_SYNC_H
24#define INCLUDED_GR_SIMPLE_FRAMER_SYNC_H
25
26namespace gr {
27namespace digital {
28
29/*!
30 * Here are a couple of maximum length sequences (m-sequences)
31 * that were generated by the the "mseq" matlab/octave code
32 * downloaded from: <a
33 * href="http://www.mathworks.com/matlabcentral/fileexchange/990">http://www.mathworks.com/matlabcentral/fileexchange/990</a>
34 *
35 * <pre>
36 * 31-bit m-sequence:
37 * 0110100100001010111011000111110
38 * 0x690AEC76 (padded on right with a zero)
39 *
40 * 63-bit m-sequence:
41 * 101011001101110110100100111000101111001010001100001000001111110
42 * 0xACDDA4E2F28C20FC (padded on right with a zero)
43 * </pre>
44 */
45static const unsigned long long GRSF_SYNC = 0xacdda4e2f28c20fcULL;
46
47static const int GRSF_BITS_PER_BYTE = 8;
48static const int GRSF_SYNC_OVERHEAD = sizeof(GRSF_SYNC);
49static const int GRSF_PAYLOAD_OVERHEAD = 1; // 1 byte seqno
50static const int GRSF_TAIL_PAD = 1; // one byte trailing padding
51static const int GRSF_OVERHEAD =
53
54} /* namespace digital */
55} /* namespace gr */
56
57#endif /* INCLUDED_GR_SIMPLE_FRAMER_SYNC_H */
static const int GRSF_PAYLOAD_OVERHEAD
Definition simple_framer_sync.h:49
static const unsigned long long GRSF_SYNC
Definition simple_framer_sync.h:45
static const int GRSF_BITS_PER_BYTE
Definition simple_framer_sync.h:47
static const int GRSF_TAIL_PAD
Definition simple_framer_sync.h:50
static const int GRSF_OVERHEAD
Definition simple_framer_sync.h:51
static const int GRSF_SYNC_OVERHEAD
Definition simple_framer_sync.h:48
GNU Radio logging wrapper for log4cpp library (C++ port of log4j)
Definition basic_block.h:46