GNU Radio 3.6.1 C++ API
gr_lfsr_32k_source_s.h
Go to the documentation of this file.
1
/* -*- c++ -*- */
2
/*
3
* Copyright 2004 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_LFSR_32K_SOURCE_S_H
24
#define INCLUDED_GR_LFSR_32K_SOURCE_S_H
25
26
#include <
gr_core_api.h
>
27
#include <
gr_sync_block.h
>
28
#include <
gri_lfsr_32k.h
>
29
30
class
gr_lfsr_32k_source_s
;
31
typedef
boost::shared_ptr<gr_lfsr_32k_source_s>
gr_lfsr_32k_source_s_sptr
;
32
33
GR_CORE_API
gr_lfsr_32k_source_s_sptr
gr_make_lfsr_32k_source_s
();
34
35
/*!
36
* \brief LFSR pseudo-random source with period of 2^15 bits (2^11 shorts)
37
* \ingroup source_blk
38
*
39
* This source is typically used along with gr_check_lfsr_32k_s to test
40
* the USRP using its digital loopback mode.
41
*/
42
class
GR_CORE_API
gr_lfsr_32k_source_s
:
public
gr_sync_block
43
{
44
friend
GR_CORE_API
gr_lfsr_32k_source_s_sptr
gr_make_lfsr_32k_source_s
();
45
46
47
static
const
int
BUFSIZE = 2048 - 1;
// ensure pattern isn't packet aligned
48
int
d_index;
49
short
d_buffer[BUFSIZE];
50
51
gr_lfsr_32k_source_s
();
52
53
public
:
54
55
virtual
int
work
(
int
noutput_items,
56
gr_vector_const_void_star
&input_items,
57
gr_vector_void_star
&output_items);
58
};
59
60
61
#endif
gnuradio-core
src
lib
general
gr_lfsr_32k_source_s.h
Generated on Mon Aug 6 2012 11:12:53 for GNU Radio 3.6.1 C++ API by
1.8.1.2