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Merge pull request #20 from GVardakis/next 

Added satnogs transmitter hierarchy block
This commit is contained in:
Manolis Surligas 2016-05-13 17:37:46 +03:00
parent c28c82c873 855ac47c26
commit 6f4e289518
13 changed files with 374 additions and 41 deletions
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3
grc/CMakeLists.txt
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@ -20,7 +20,7 @@ install(FILES
satnogs_cw_matched_filter_ff.xml
satnogs_morse_decoder.xml
satnogs_morse_debug_source.xml
satnogs_clear_text_msg_sink.xml
satnogs_multi_format_msg_sink.xml
satnogs_cw_to_symbol.xml
satnogs_afsk_decoder.xml
satnogs_sine_matched_filter_ff.xml
@ -36,5 +36,6 @@ install(FILES
satnogs_upsat_fsk_frame_encoder.xml
satnogs_whitening.xml
satnogs_udp_msg_sink.xml
satnogs_transmitter.xml
satnogs_coarse_doppler_correction_cc.xml DESTINATION share/gnuradio/grc/blocks
)

13
grc/satnogs_clear_text_msg_sink.xml
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@ -1,13 +0,0 @@
<?xml version="1.0"?>
<block>
<name>Clear Text Message Sink</name>
<key>satnogs_clear_text_msg_sink</key>
<category>satnogs</category>
<import>import satnogs</import>
<make>satnogs.clear_text_msg_sink()</make>
<sink>
<name>in</name>
<type>message</type>
</sink>
</block>

31
grc/satnogs_multi_format_msg_sink.xml Normal file
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@ -0,0 +1,31 @@
<?xml version="1.0"?>
<block>
<name>Multi Format Message Sink</name>
<key>satnogs_multi_format_msg_sink</key>
<category>satnogs</category>
<import>import satnogs</import>
<make>satnogs.multi_format_msg_sink($format)</make>
<param>
<name>Output format</name>
<key>format</key>
<type>enum</type>
<option>
<name>Clear Text</name>
<key>0</key>
</option>
<option>
<name>Hex</name>
<key>1</key>
</option>
<option>
<name>Binary</name>
<key>2</key>
</option>
</param>
<sink>
<name>in</name>
<type>message</type>
</sink>
</block>

181
grc/satnogs_transmitter.xml Normal file
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@ -0,0 +1,181 @@
<block>
<name>Satnogs Transmitter</name>
<key>satnogs_transmitter</key>
<category>satnogs</category>
<import>import satnogs</import>
<make>satnogs.satnogs_transmitter(frame_preamble=$frame_preamble,
sync_word=$sync_word,
append_crc=$append_crc,
whitening=$whitening,
manchester=$manchester,
msb_first=$msb_first,
ax25_format=$ax25_format,
dest_addr=$dest_addr,
dest_ssid=$dest_ssid,
src_addr=$src_addr,
src_ssid=$src_ssid,
settling_samples=$settling_samples,
samps_per_symbol=$interp,
interpolation_taps=$taps,
samp_rate=$samp_rate,
lo_offset=$lo_offset,
deviation=$deviation,
baud_rate=$baud_rate)</make>
<param>
<name>Frame Preamble</name>
<key>frame_preamble</key>
<type>raw</type>
</param>
<param>
<name>Synchronization Word</name>
<key>sync_word</key>
<type>raw</type>
</param>
<param>
<name>Append CRC</name>
<key>append_crc</key>
<type>enum</type>
<option>
<name>Yes</name>
<key>True</key>
</option>
<option>
<name>No</name>
<key>False</key>
</option>
</param>
<param>
<name>Whitening</name>
<key>whitening</key>
<type>enum</type>
<option>
<name>No</name>
<key>False</key>
</option>
<option>
<name>Yes</name>
<key>True</key>
</option>
</param>
<param>
<name>Use Manchester Coding</name>
<key>manchester</key>
<type>enum</type>
<option>
<name>No</name>
<key>False</key>
</option>
<option>
<name>Yes</name>
<key>True</key>
</option>
</param>
<param>
<name>Send MS bit first</name>
<key>msb_first</key>
<type>enum</type>
<option>
<name>Yes</name>
<key>True</key>
</option>
<option>
<name>No</name>
<key>False</key>
</option>
</param>
<param>
<name>Use AX.25 encapsulation</name>
<key>ax25_format</key>
<type>enum</type>
<option>
<name>No</name>
<key>False</key>
</option>
<option>
<name>Yes</name>
<key>True</key>
</option>
</param>
<param>
<name>Destination Callsign</name>
<key>dest_addr</key>
<type>string</type>
</param>
<param>
<name>Destination SSID</name>
<key>dest_ssid</key>
<type>int</type>
</param>
<param>
<name>Source Callsign</name>
<key>src_addr</key>
<type>string</type>
</param>
<param>
<name>Source SSID</name>
<key>src_ssid</key>
<type>int</type>
</param>
<param>
<name>Number of zero settling samples</name>
<key>settling_samples</key>
<value>64</value>
<type>int</type>
</param>
<param>
<name>FIR filter Interpolation</name>
<key>interp</key>
<value>1</value>
<type>int</type>
</param>
<param>
<name>Interpolation Taps</name>
<key>taps</key>
<type>real_vector</type>
</param>
<param>
<name>Sampling rate</name>
<key>samp_rate</key>
<type>real</type>
</param>
<param>
<name>LO offset</name>
<key>lo_offset</key>
<type>real</type>
</param>
<param>
<name>baud rate</name>
<key>baud_rate</key>
<type>real</type>
</param>
<param>
<name>Deviation</name>
<key>deviation</key>
<type>real</type>
</param>
<sink>
<name>in</name>
<type>message</type>
</sink>
<source>
<name>out</name>
<type>complex</type>
</source>
</block>

2
include/satnogs/CMakeLists.txt
View File

@ -30,7 +30,7 @@ install(FILES
morse.h
morse_decoder.h
morse_debug_source.h
clear_text_msg_sink.h
multi_format_msg_sink.h
cw_to_symbol.h
afsk_decoder.h
sine_matched_filter_ff.h

12
include/satnogs/clear_text_msg_sink.h → include/satnogs/multi_format_msg_sink.h
View File

@ -18,8 +18,8 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_SATNOGS_CLEAR_TEXT_MSG_SINK_H
#define INCLUDED_SATNOGS_CLEAR_TEXT_MSG_SINK_H
#ifndef INCLUDED_SATNOGS_MULTI_FORMAT_MSG_SINK_H
#define INCLUDED_SATNOGS_MULTI_FORMAT_MSG_SINK_H
#include <satnogs/api.h>
#include <gnuradio/block.h>
@ -37,10 +37,10 @@ namespace gr
* \ingroup satnogs
*
*/
class SATNOGS_API clear_text_msg_sink : virtual public gr::block
class SATNOGS_API multi_format_msg_sink : virtual public gr::block
{
public:
typedef boost::shared_ptr<clear_text_msg_sink> sptr;
typedef boost::shared_ptr<multi_format_msg_sink> sptr;
/*!
* \brief Block accepting clear text messages from various decoders.
@ -49,11 +49,11 @@ namespace gr
*
*/
static sptr
make ();
make (size_t format);
};
} // namespace satnogs
} // namespace gr
#endif /* INCLUDED_SATNOGS_CLEAR_TEXT_MSG_SINK_H */
#endif /* INCLUDED_SATNOGS_multi_format_MSG_SINK_H */

2
lib/CMakeLists.txt
View File

@ -29,7 +29,7 @@ list(APPEND satnogs_sources
morse_tree.cc
morse_decoder_impl.cc
morse_debug_source_impl.cc
clear_text_msg_sink_impl.cc
multi_format_msg_sink_impl.cc
cw_to_symbol_impl.cc
afsk_decoder_impl.cc
sine_matched_filter_ff_impl.cc

38
lib/clear_text_msg_sink_impl.cc → lib/multi_format_msg_sink_impl.cc
View File

@ -23,37 +23,55 @@
#endif
#include <gnuradio/io_signature.h>
#include "clear_text_msg_sink_impl.h"
#include "multi_format_msg_sink_impl.h"
namespace gr {
namespace satnogs {
clear_text_msg_sink::sptr
clear_text_msg_sink::make()
multi_format_msg_sink::sptr
multi_format_msg_sink::make(size_t format)
{
return gnuradio::get_initial_sptr
(new clear_text_msg_sink_impl());
(new multi_format_msg_sink_impl(format));
}
void
clear_text_msg_sink_impl::msg_handler (pmt::pmt_t msg)
multi_format_msg_sink_impl::msg_handler (pmt::pmt_t msg)
{
std::string s((const char *)pmt::blob_data(msg), pmt::blob_length(msg));
std::cout << "Received text sequence:" << s << " " << std::endl;
switch(d_format){
case 0:
std::cout << "Received text sequence:" << s << " " << std::endl;
break;
case 1:
//for(size_t i=0; i< pmt::blob_length(msg); i++)
for (size_t i = 0; i < s.length(); ++i)
std::cout << "0x" << std::hex<< std::setfill('0') << std::setw(2)<< std::dec <<(int)s[i] << " ";
std::cout<<std::endl;
break;
case 2:
for(size_t i=0; i< pmt::blob_length(msg); i++)
std::cout<< std::bitset<8>(((uint8_t*)pmt::blob_data(msg))[i]);
std::cout<<std::endl;
break;
default:
printf("Invalid format");
}
}
/*
* The private constructor
*/
clear_text_msg_sink_impl::clear_text_msg_sink_impl()
: gr::block("clear_text_msg_sink",
multi_format_msg_sink_impl::multi_format_msg_sink_impl(size_t format)
: gr::block("multi_format_msg_sink",
gr::io_signature::make(0, 0, 0),
gr::io_signature::make(0, 0, 0))
gr::io_signature::make(0, 0, 0)),
d_format(format)
{
message_port_register_in(pmt::mp("in"));
set_msg_handler (
pmt::mp ("in"),
boost::bind (&clear_text_msg_sink_impl::msg_handler, this, _1));
boost::bind (&multi_format_msg_sink_impl::msg_handler, this, _1));
}
} /* namespace satnogs */

14
lib/clear_text_msg_sink_impl.h → lib/multi_format_msg_sink_impl.h
View File

@ -18,29 +18,31 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_SATNOGS_CLEAR_TEXT_MSG_SINK_IMPL_H
#define INCLUDED_SATNOGS_CLEAR_TEXT_MSG_SINK_IMPL_H
#ifndef INCLUDED_SATNOGS_MULTI_FORMAT_MSG_SINK_IMPL_H
#define INCLUDED_SATNOGS_MULTI_FORMAT_MSG_SINK_IMPL_H
#include <satnogs/clear_text_msg_sink.h>
#include <satnogs/multi_format_msg_sink.h>
namespace gr
{
namespace satnogs
{
class clear_text_msg_sink_impl : public clear_text_msg_sink
class multi_format_msg_sink_impl : public multi_format_msg_sink
{
private:
void
msg_handler(pmt::pmt_t msg);
size_t d_format;
public:
clear_text_msg_sink_impl ();
multi_format_msg_sink_impl (size_t format);
};
} // namespace satnogs
} // namespace gr
#endif /* INCLUDED_SATNOGS_CLEAR_TEXT_MSG_SINK_IMPL_H */
#endif /* INCLUDED_SATNOGS_multi_format_MSG_SINK_IMPL_H */

1
python/CMakeLists.txt
View File

@ -31,6 +31,7 @@ endif()
GR_PYTHON_INSTALL(
FILES
__init__.py
satnogs_transmitter.py
DESTINATION ${GR_PYTHON_DIR}/satnogs
)

1
python/__init__.py
View File

@ -27,6 +27,7 @@ description here (python/__init__.py).
try:
# this might fail if the module is python-only
from satnogs_swig import *
from satnogs_transmitter import *
except ImportError:
pass

111
python/satnogs_transmitter.py Normal file
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@ -0,0 +1,111 @@
#! /usr/bin/python
import satnogs
import satnogs_swig
import math
from gnuradio import blocks
from gnuradio import filter
from gnuradio import analog
from gnuradio import gr
from gnuradio.filter import firdes
from gnuradio.gr.runtime_swig import sizeof_gr_complex
class satnogs_transmitter(gr.hier_block2):
def __init__(self,
frame_preamble,
sync_word,
append_crc,
whitening,
manchester,
msb_first,
ax25_format,
dest_addr,
dest_ssid,
src_addr,
src_ssid,
settling_samples,
samps_per_symbol,
interpolation_taps,
samp_rate,
lo_offset,
deviation,
baud_rate):
gr.hier_block2.__init__(self, "satnogs_transmitter",
gr.io_signature(0 , 0 , 0),
# Output 0: The complex TX signal for the SDR device
# Output 1: The constellation output for the vector analyzer
gr.io_signature(1, 1, sizeof_gr_complex))
self.frame_preamble = frame_preamble
self.sync_word = sync_word
self.append_crc = append_crc
self.whitening = whitening
self.manchester = manchester
self.msb_first = msb_first
self.ax25_format = ax25_format
self.dest_addr = dest_addr
self.dest_ssid = dest_ssid
self.src_addr = src_addr
self.src_ssid = src_ssid
self.settling_samples = settling_samples
self.samps_per_symbol = samps_per_symbol
self.interpolation_taps = interpolation_taps
self.samp_rate = samp_rate
self.lo_offset = lo_offset
self.deviation=deviation
self.baud_rate=baud_rate
self.message_port_register_hier_out("in")
self.modulation_index = self.deviation/(self.baud_rate / 2.0)
self.sensitivity = (math.pi*self.modulation_index) / self.samps_per_symbol
self.resampling_rate = self.samp_rate / (self.baud_rate*self.samps_per_symbol )
self.par_taps = filter.firdes.low_pass_2(32, 32, 0.8, 0.1, 60)
self.num_filters = 32
#=================================================================
# TX Related blocks
#=================================================================
self.fsk_frame_encoder = satnogs_swig.upsat_fsk_frame_encoder(self.frame_preamble,
self.sync_word,
self.append_crc,
self.whitening,
self.manchester,
self.msb_first,
self.ax25_format,
self.dest_addr,
self.dest_ssid,
self.src_addr,
self.src_ssid,
self.settling_samples
)
self.interp_fir_filter = filter.interp_fir_filter_fff(self.samps_per_symbol,
self.interpolation_taps
)
self.frequency_modulator = analog.frequency_modulator_fc(self.sensitivity)
self.signal_source = analog.sig_source_c(self.samp_rate,
102,
self.lo_offset,
1,
0)
self.polyphase_arbitrary_resampler = filter.pfb_arb_resampler_ccf(self.resampling_rate,
self.par_taps,
self.num_filters)
self.multiply = blocks.multiply_cc(1)
#=================================================================
# Connections
#=================================================================
self.msg_connect((self, "in"), (self.fsk_frame_encoder, "pdu"))
self.connect((self.fsk_frame_encoder, 0), (self.interp_fir_filter, 0))
self.connect((self.interp_fir_filter, 0), (self.frequency_modulator, 0))
self.connect((self.frequency_modulator, 0), (self.polyphase_arbitrary_resampler, 0))
self.connect((self.signal_source, 0) , (self.multiply, 0))
self.connect((self.polyphase_arbitrary_resampler, 0) , (self.multiply, 1))
self.connect((self.multiply, 0), self)

6
swig/satnogs_swig.i
View File

@ -13,7 +13,7 @@
#include "satnogs/morse_tree.h"
#include "satnogs/morse_decoder.h"
#include "satnogs/morse_debug_source.h"
#include "satnogs/clear_text_msg_sink.h"
#include "satnogs/multi_format_msg_sink.h"
#include "satnogs/cw_to_symbol.h"
#include "satnogs/afsk_decoder.h"
#include "satnogs/sine_matched_filter_ff.h"
@ -40,8 +40,8 @@ GR_SWIG_BLOCK_MAGIC2(satnogs, cw_matched_filter_ff);
GR_SWIG_BLOCK_MAGIC2(satnogs, morse_decoder);
%include "satnogs/morse_debug_source.h"
GR_SWIG_BLOCK_MAGIC2(satnogs, morse_debug_source);
%include "satnogs/clear_text_msg_sink.h"
GR_SWIG_BLOCK_MAGIC2(satnogs, clear_text_msg_sink);
%include "satnogs/multi_format_msg_sink.h"
GR_SWIG_BLOCK_MAGIC2(satnogs, multi_format_msg_sink);
%include "satnogs/cw_to_symbol.h"
GR_SWIG_BLOCK_MAGIC2(satnogs, cw_to_symbol);
%include "satnogs/afsk_decoder.h"