fcd: add initial component files

This commit is contained in:
Dimitri Stolnikov 2012-04-26 19:18:21 +02:00
parent d5589e8e1d
commit 414b1b1331
3 changed files with 343 additions and 0 deletions

35
lib/fcd/CMakeLists.txt Normal file
View File

@ -0,0 +1,35 @@
# Copyright 2012 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.
########################################################################
# This file included, use CMake directory variables
########################################################################
include_directories(APPEND ${CMAKE_CURRENT_SOURCE_DIR})
set(fcd_srcs
${CMAKE_CURRENT_SOURCE_DIR}/fcd_source.cc
)
########################################################################
# Append gnuradio-osmosdr library sources
########################################################################
list(APPEND gr_osmosdr_srcs ${fcd_srcs})
list(APPEND gr_osmosdr_libs ${GNURADIO_FCD_LIBRARIES})

226
lib/fcd/fcd_source.cc Normal file
View File

@ -0,0 +1,226 @@
/* -*- c++ -*- */
/*
* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net>
*
* 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.
*/
#include <fstream>
#include <string>
#include <sstream>
#include <boost/assign.hpp>
#include <gr_io_signature.h>
#include <fcd_source.h>
using namespace boost::assign;
fcd_source_sptr make_fcd_source(const std::string &args)
{
return gnuradio::get_initial_sptr(new fcd_source(args));
}
fcd_source::fcd_source(const std::string &args) :
gr_hier_block2("fcd_source",
gr_make_io_signature (0, 0, 0),
gr_make_io_signature (1, 1, sizeof (gr_complex)))
{
std::string device_name = args;
if ( device_name.empty() )
{
std::vector< std::string > devices = fcd_source::get_devices();
if ( devices.size() )
device_name = devices.front(); // pick first available device
else
throw std::runtime_error("no FUNcube Dongle device found");
}
_src = fcd_make_source_c( device_name );
connect( _src, 0, self(), 0 );
}
fcd_source::~fcd_source()
{
}
std::vector< std::string > fcd_source::get_devices()
{
std::vector< std::string > devices;
std::string line;
std::ifstream cards( "/proc/asound/cards" );
if ( cards.is_open() )
{
while ( cards.good() )
{
getline (cards, line);
if ( line.find( "USB-Audio - FUNcube Dongle" ) != std::string::npos )
{
int id;
std::istringstream( line ) >> id;
std::ostringstream hw_id;
hw_id << "hw:" << id; // build alsa identifier
devices += hw_id.str();
}
}
cards.close();
}
return devices;
}
gr_basic_block_sptr fcd_source::self()
{
return gr_hier_block2::self();
}
std::string fcd_source::name()
{
return "FUNcube Dongle";
}
size_t fcd_source::get_num_channels( void )
{
return 1;
}
osmosdr::meta_range_t fcd_source::get_sample_rates( void )
{
osmosdr::meta_range_t range;
range += osmosdr::range_t( get_sample_rate() );
return range;
}
double fcd_source::set_sample_rate( double rate )
{
return get_sample_rate();
}
double fcd_source::get_sample_rate( void )
{
return 96e3;
}
osmosdr::freq_range_t fcd_source::get_freq_range( size_t chan )
{
osmosdr::freq_range_t range(50e6, 2.2e9);
return range;
}
double fcd_source::set_center_freq( double freq, size_t chan )
{
_src->set_freq(float(freq));
_freq = freq;
return get_center_freq(chan);
}
double fcd_source::get_center_freq( size_t chan )
{
return _freq;
}
double fcd_source::set_freq_corr( double ppm, size_t chan )
{
_src->set_freq_corr( ppm );
_correct = ppm;
return get_freq_corr( chan );
}
double fcd_source::get_freq_corr( size_t chan )
{
return _correct;
}
std::vector<std::string> fcd_source::get_gain_names( size_t chan )
{
std::vector< std::string > names;
names += "LNA", "MIXER";
return names;
}
osmosdr::gain_range_t fcd_source::get_gain_range( size_t chan )
{
osmosdr::gain_range_t range(-5, 30, 2.5);
return range;
}
osmosdr::gain_range_t fcd_source::get_gain_range( const std::string & name, size_t chan )
{
return get_gain_range( chan );
}
double fcd_source::set_gain( double gain, size_t chan )
{
_src->set_lna_gain(gain);
_gain = gain;
return get_gain(chan);
}
double fcd_source::set_gain( double gain, const std::string & name, size_t chan )
{
return set_gain(chan);
}
double fcd_source::get_gain( size_t chan )
{
return _gain;
}
double fcd_source::get_gain( const std::string & name, size_t chan )
{
return get_gain(chan);
}
std::vector< std::string > fcd_source::get_antennas( size_t chan )
{
std::vector< std::string > antennas;
antennas += get_antenna(chan);
return antennas;
}
std::string fcd_source::set_antenna( const std::string & antenna, size_t chan )
{
return get_antenna(chan);
}
std::string fcd_source::get_antenna( size_t chan )
{
return "ANT";
}

82
lib/fcd/fcd_source.h Normal file
View File

@ -0,0 +1,82 @@
/* -*- c++ -*- */
/*
* Copyright 2012 Dimitri Stolnikov <horiz0n@gmx.net>
*
* 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.
*/
#ifndef FCD_SOURCE_H
#define FCD_SOURCE_H
#include <gr_hier_block2.h>
#include <fcd_source_c.h>
#include "osmosdr_src_iface.h"
class fcd_source;
typedef boost::shared_ptr< fcd_source > fcd_source_sptr;
fcd_source_sptr make_fcd_source( const std::string & args = "" );
class fcd_source : public gr_hier_block2,
public osmosdr_src_iface
{
private:
friend fcd_source_sptr make_fcd_source(const std::string &args);
fcd_source(const std::string &args);
public:
~fcd_source();
static std::vector< std::string > get_devices();
gr_basic_block_sptr self();
std::string name();
size_t get_num_channels( void );
osmosdr::meta_range_t get_sample_rates( void );
double set_sample_rate( double rate );
double get_sample_rate( void );
osmosdr::freq_range_t get_freq_range( size_t chan = 0 );
double set_center_freq( double freq, size_t chan = 0 );
double get_center_freq( size_t chan = 0 );
double set_freq_corr( double ppm, size_t chan = 0 );
double get_freq_corr( size_t chan = 0 );
std::vector<std::string> get_gain_names( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( size_t chan = 0 );
osmosdr::gain_range_t get_gain_range( const std::string & name, size_t chan = 0 );
double set_gain( double gain, size_t chan = 0 );
double set_gain( double gain, const std::string & name, size_t chan = 0 );
double get_gain( size_t chan = 0 );
double get_gain( const std::string & name, size_t chan = 0 );
std::vector< std::string > get_antennas( size_t chan = 0 );
std::string set_antenna( const std::string & antenna, size_t chan = 0 );
std::string get_antenna( size_t chan = 0 );
private:
fcd_source_c_sptr _src;
double _gain, _freq;
int32_t _correct;
};
#endif // FCD_SOURCE_H