3 files changed, 293 insertions, 0 deletions
diff --git a/gnuradio-core/src/examples/CMakeLists.txt b/gnuradio-core/src/examples/CMakeLists.txt
index c2b847c91..01d9eb83e 100644
--- a/gnuradio-core/src/examples/CMakeLists.txt
+++ b/gnuradio-core/src/examples/CMakeLists.txt
@@ -18,6 +18,7 @@
 # Boston, MA 02110-1301, USA.
 
 add_subdirectory(mp-sched)
+add_subdirectory(msg_passing)
 add_subdirectory(network)
 add_subdirectory(pfb)
 add_subdirectory(tags)
diff --git a/gnuradio-core/src/examples/msg_passing/CMakeLists.txt b/gnuradio-core/src/examples/msg_passing/CMakeLists.txt
new file mode 100644
index 000000000..d73618f89
--- /dev/null
+++ b/gnuradio-core/src/examples/msg_passing/CMakeLists.txt
@@ -0,0 +1,26 @@
+# 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.
+
+include(GrPython)
+
+GR_PYTHON_INSTALL(PROGRAMS
+  strobe.grc
+  DESTINATION ${GR_PKG_DATA_DIR}/examples/msg_passing
+  COMPONENT "core_python"
+)
diff --git a/gnuradio-core/src/examples/msg_passing/strobe.grc b/gnuradio-core/src/examples/msg_passing/strobe.grc
new file mode 100644
index 000000000..7e7e8c345
--- /dev/null
+++ b/gnuradio-core/src/examples/msg_passing/strobe.grc
@@ -0,0 +1,266 @@
+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+  <timestamp>Thu Dec  6 11:33:08 2012</timestamp>
+  <block>
+    <key>variable</key>
+    <param>
+      <key>id</key>
+      <value>samp_rate</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>value</key>
+      <value>32000</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(10, 170)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_pdu_to_tagged_stream</key>
+    <param>
+      <key>id</key>
+      <value>gr_pdu_to_tagged_stream_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>type</key>
+      <value>byte</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(443, 89)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_message_debug</key>
+    <param>
+      <key>id</key>
+      <value>gr_message_debug_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(1049, 176)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_tagged_stream_to_pdu</key>
+    <param>
+      <key>id</key>
+      <value>gr_tagged_stream_to_pdu_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>type</key>
+      <value>byte</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(870, 89)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_kludge_copy</key>
+    <param>
+      <key>id</key>
+      <value>gr_kludge_copy_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>type</key>
+      <value>byte</value>
+    </param>
+    <param>
+      <key>num_ports</key>
+      <value>1</value>
+    </param>
+    <param>
+      <key>vlen</key>
+      <value>1</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(686, 89)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_message_strobe</key>
+    <param>
+      <key>id</key>
+      <value>gr_message_strobe_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>msg</key>
+      <value>pmt.pmt_intern("TEST")</value>
+    </param>
+    <param>
+      <key>period</key>
+      <value>1000</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(423, 177)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_message_strobe</key>
+    <param>
+      <key>id</key>
+      <value>gr_message_strobe_0_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>msg</key>
+      <value>pmt.pmt_cons( pmt.PMT_NIL, pmt.pmt_make_u8vector(512,0) )</value>
+    </param>
+    <param>
+      <key>period</key>
+      <value>750</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(99, 85)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>options</key>
+    <param>
+      <key>id</key>
+      <value>strobe</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>title</key>
+      <value></value>
+    </param>
+    <param>
+      <key>author</key>
+      <value></value>
+    </param>
+    <param>
+      <key>description</key>
+      <value></value>
+    </param>
+    <param>
+      <key>window_size</key>
+      <value>1280, 1024</value>
+    </param>
+    <param>
+      <key>generate_options</key>
+      <value>no_gui</value>
+    </param>
+    <param>
+      <key>category</key>
+      <value>Custom</value>
+    </param>
+    <param>
+      <key>run_options</key>
+      <value>prompt</value>
+    </param>
+    <param>
+      <key>run</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>max_nouts</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>realtime_scheduling</key>
+      <value></value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(10, 10)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <connection>
+    <source_block_id>gr_message_strobe_0_0</source_block_id>
+    <sink_block_id>gr_pdu_to_tagged_stream_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gr_message_strobe_0</source_block_id>
+    <sink_block_id>gr_message_debug_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gr_tagged_stream_to_pdu_0</source_block_id>
+    <sink_block_id>gr_message_debug_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gr_kludge_copy_0</source_block_id>
+    <sink_block_id>gr_tagged_stream_to_pdu_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gr_pdu_to_tagged_stream_0</source_block_id>
+    <sink_block_id>gr_kludge_copy_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+</flow_graph>