Added GRC block wrappers for pager blocks

pager.slicer_fb
pager.flex_sync
pager.flex_deinterleave

9 files changed, 625 insertions, 152 deletions

diff --git a/config/grc_gr_pager.m4 b/config/grc_gr_pager.m4
index 3f36dfffb..cdd6177af 100644
--- a/config/grc_gr_pager.m4
+++ b/config/grc_gr_pager.m4
@@ -27,6 +27,7 @@ AC_DEFUN([GRC_GR_PAGER],[
         gr-pager/Makefile \
 	gr-pager/gnuradio-pager.pc \
 	gr-pager/apps/Makefile \
+	gr-pager/grc/Makefile \
         gr-pager/lib/Makefile \
 	gr-pager/python/Makefile \
 	gr-pager/python/run_tests \
diff --git a/gr-pager/Makefile.am b/gr-pager/Makefile.am
index c302cd5df..002387c0c 100644
--- a/gr-pager/Makefile.am
+++ b/gr-pager/Makefile.am
@@ -24,7 +24,7 @@ include $(top_srcdir)/Makefile.common
 SUBDIRS = lib
 
 if PYTHON
-SUBDIRS += swig python apps
+SUBDIRS += swig python apps grc
 endif
 
 pkgconfigdir = $(libdir)/pkgconfig
diff --git a/gr-pager/apps/usrp_rx_flex.grc b/gr-pager/apps/usrp_rx_flex.grc
index bf3d9abce..b9461a57f 100644
--- a/gr-pager/apps/usrp_rx_flex.grc
+++ b/gr-pager/apps/usrp_rx_flex.grc
@@ -1,6 +1,6 @@
 <?xml version='1.0' encoding='ASCII'?>
 <flow_graph>
-  <timestamp>Thu Oct 29 08:08:45 2009</timestamp>
+  <timestamp>Thu Oct 29 11:01:22 2009</timestamp>
   <block>
     <key>options</key>
     <param>
@@ -369,73 +369,6 @@
     </param>
   </block>
   <block>
-    <key>wxgui_scopesink2</key>
-    <param>
-      <key>id</key>
-      <value>wxgui_scopesink2_0</value>
-    </param>
-    <param>
-      <key>_enabled</key>
-      <value>True</value>
-    </param>
-    <param>
-      <key>type</key>
-      <value>complex</value>
-    </param>
-    <param>
-      <key>title</key>
-      <value>Channel Waveform</value>
-    </param>
-    <param>
-      <key>samp_rate</key>
-      <value>channel_rate</value>
-    </param>
-    <param>
-      <key>v_scale</key>
-      <value>8e3</value>
-    </param>
-    <param>
-      <key>v_offset</key>
-      <value>0</value>
-    </param>
-    <param>
-      <key>t_scale</key>
-      <value>20.0/channel_rate</value>
-    </param>
-    <param>
-      <key>ac_couple</key>
-      <value>False</value>
-    </param>
-    <param>
-      <key>xy_mode</key>
-      <value>False</value>
-    </param>
-    <param>
-      <key>num_inputs</key>
-      <value>1</value>
-    </param>
-    <param>
-      <key>win_size</key>
-      <value></value>
-    </param>
-    <param>
-      <key>grid_pos</key>
-      <value>0, 0, 1, 1</value>
-    </param>
-    <param>
-      <key>notebook</key>
-      <value>displays, 1</value>
-    </param>
-    <param>
-      <key>_coordinate</key>
-      <value>(594, 620)</value>
-    </param>
-    <param>
-      <key>_rotation</key>
-      <value>0</value>
-    </param>
-  </block>
-  <block>
     <key>wxgui_fftsink2</key>
     <param>
       <key>id</key>
@@ -1153,6 +1086,75 @@
     </param>
   </block>
   <block>
+    <key>gr_quadrature_demod_cf</key>
+    <param>
+      <key>id</key>
+      <value>fm_demod</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>gain</key>
+      <value>demod_k</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(599, 774)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>variable</key>
+    <param>
+      <key>id</key>
+      <value>baseband_rate</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>value</key>
+      <value>16000</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(1019, 17)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>variable</key>
+    <param>
+      <key>id</key>
+      <value>nchan_taps</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>value</key>
+      <value>len(channel_taps)</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(412, 931)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
     <key>variable</key>
     <param>
       <key>id</key>
@@ -1164,11 +1166,119 @@
     </param>
     <param>
       <key>value</key>
-      <value>channel_rate/symbol_rate</value>
+      <value>int(channel_rate/symbol_rate)</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(850, 863)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>variable</key>
+    <param>
+      <key>id</key>
+      <value>bb_interp</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>value</key>
+      <value>5</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(938, 862)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>virtual_sink</key>
+    <param>
+      <key>id</key>
+      <value>virtual_sink_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>stream_id</key>
+      <value>baseband</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(1100, 774)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>blks2_rational_resampler_xxx</key>
+    <param>
+      <key>id</key>
+      <value>resampler</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>type</key>
+      <value>fff</value>
+    </param>
+    <param>
+      <key>decim</key>
+      <value>bb_decim</value>
+    </param>
+    <param>
+      <key>interp</key>
+      <value>bb_interp</value>
+    </param>
+    <param>
+      <key>taps</key>
+      <value>[1.0/ma_ntaps,]*ma_ntaps*bb_interp</value>
+    </param>
+    <param>
+      <key>fractional_bw</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(851, 750)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>variable</key>
+    <param>
+      <key>id</key>
+      <value>bb_decim</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>value</key>
+      <value>8</value>
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(833, 851)</value>
+      <value>(1027, 864)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1227,7 +1337,7 @@
     </param>
     <param>
       <key>grid_pos</key>
-      <value>1, 0, 1, 1</value>
+      <value>0, 0, 1, 1</value>
     </param>
     <param>
       <key>notebook</key>
@@ -1235,7 +1345,7 @@
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(1029, 586)</value>
+      <value>(851, 586)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1243,22 +1353,45 @@
     </param>
   </block>
   <block>
-    <key>gr_quadrature_demod_cf</key>
+    <key>virtual_source</key>
     <param>
       <key>id</key>
-      <value>fm_demod</value>
+      <value>virtual_source_0</value>
     </param>
     <param>
       <key>_enabled</key>
       <value>True</value>
     </param>
     <param>
-      <key>gain</key>
-      <value>demod_k</value>
+      <key>stream_id</key>
+      <value>baseband</value>
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(599, 774)</value>
+      <value>(79, 1186)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>pager_slicer_fb</key>
+    <param>
+      <key>id</key>
+      <value>pager_slicer_fb_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>alpha</key>
+      <value>1e-6</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(304, 1186)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1266,10 +1399,10 @@
     </param>
   </block>
   <block>
-    <key>gr_moving_average_xx</key>
+    <key>wxgui_scopesink2</key>
     <param>
       <key>id</key>
-      <value>gr_moving_average_xx_0</value>
+      <value>wxgui_scopesink2_0</value>
     </param>
     <param>
       <key>_enabled</key>
@@ -1280,20 +1413,90 @@
       <value>float</value>
     </param>
     <param>
-      <key>length</key>
-      <value>8</value>
+      <key>title</key>
+      <value>Slicer Output</value>
     </param>
     <param>
-      <key>scale</key>
-      <value>1.0/8.0</value>
+      <key>samp_rate</key>
+      <value>baseband_rate</value>
     </param>
     <param>
-      <key>max_iter</key>
-      <value>4000</value>
+      <key>v_scale</key>
+      <value>1</value>
+    </param>
+    <param>
+      <key>v_offset</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>t_scale</key>
+      <value>40.0/baseband_rate</value>
+    </param>
+    <param>
+      <key>ac_couple</key>
+      <value>False</value>
+    </param>
+    <param>
+      <key>xy_mode</key>
+      <value>False</value>
+    </param>
+    <param>
+      <key>num_inputs</key>
+      <value>1</value>
+    </param>
+    <param>
+      <key>win_size</key>
+      <value></value>
+    </param>
+    <param>
+      <key>grid_pos</key>
+      <value>1,0,1,1</value>
+    </param>
+    <param>
+      <key>notebook</key>
+      <value>displays, 1</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(75, 1044)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>180</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_char_to_float</key>
+    <param>
+      <key>id</key>
+      <value>gr_char_to_float_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>False</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(325, 1088)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>180</value>
+    </param>
+  </block>
+  <block>
+    <key>pager_flex_sync</key>
+    <param>
+      <key>id</key>
+      <value>pager_flex_sync_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(815, 676)</value>
+      <value>(529, 1139)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1301,10 +1504,29 @@
     </param>
   </block>
   <block>
-    <key>blks2_rational_resampler_xxx</key>
+    <key>pager_flex_deinterleave</key>
     <param>
       <key>id</key>
-      <value>blks2_rational_resampler_xxx_0</value>
+      <value>pager_flex_deinterleave_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(777, 1116)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_null_sink</key>
+    <param>
+      <key>id</key>
+      <value>gr_null_sink_0</value>
     </param>
     <param>
       <key>_enabled</key>
@@ -1312,27 +1534,53 @@
     </param>
     <param>
       <key>type</key>
-      <value>fff</value>
+      <value>int</value>
     </param>
     <param>
-      <key>decim</key>
-      <value>8</value>
+      <key>vlen</key>
+      <value>1</value>
     </param>
     <param>
-      <key>interp</key>
-      <value>5</value>
+      <key>_coordinate</key>
+      <value>(1042, 1116)</value>
     </param>
     <param>
-      <key>taps</key>
-      <value>[1.0/8.0,]*40</value>
+      <key>_rotation</key>
+      <value>0</value>
     </param>
+  </block>
+  <block>
+    <key>pager_flex_deinterleave</key>
     <param>
-      <key>fractional_bw</key>
+      <key>id</key>
+      <value>pager_flex_deinterleave_0_1_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(778, 1168)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
       <value>0</value>
     </param>
+  </block>
+  <block>
+    <key>pager_flex_deinterleave</key>
+    <param>
+      <key>id</key>
+      <value>pager_flex_deinterleave_0_1</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
     <param>
       <key>_coordinate</key>
-      <value>(1029, 750)</value>
+      <value>(776, 1225)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1340,22 +1588,45 @@
     </param>
   </block>
   <block>
-    <key>virtual_sink</key>
+    <key>pager_flex_deinterleave</key>
     <param>
       <key>id</key>
-      <value>virtual_sink_0</value>
+      <value>pager_flex_deinterleave_0_0</value>
     </param>
     <param>
       <key>_enabled</key>
       <value>True</value>
     </param>
     <param>
-      <key>stream_id</key>
-      <value>baseband</value>
+      <key>_coordinate</key>
+      <value>(776, 1273)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gr_null_sink</key>
+    <param>
+      <key>id</key>
+      <value>gr_null_sink_0_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>type</key>
+      <value>int</value>
+    </param>
+    <param>
+      <key>vlen</key>
+      <value>1</value>
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(1260, 774)</value>
+      <value>(1042, 1168)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1363,22 +1634,26 @@
     </param>
   </block>
   <block>
-    <key>variable</key>
+    <key>gr_null_sink</key>
     <param>
       <key>id</key>
-      <value>baseband_rate</value>
+      <value>gr_null_sink_0_1</value>
     </param>
     <param>
       <key>_enabled</key>
       <value>True</value>
     </param>
     <param>
-      <key>value</key>
-      <value>16000</value>
+      <key>type</key>
+      <value>int</value>
+    </param>
+    <param>
+      <key>vlen</key>
+      <value>1</value>
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(1019, 17)</value>
+      <value>(1041, 1225)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1386,22 +1661,26 @@
     </param>
   </block>
   <block>
-    <key>variable</key>
+    <key>gr_null_sink</key>
     <param>
       <key>id</key>
-      <value>nchan_taps</value>
+      <value>gr_null_sink_0_2</value>
     </param>
     <param>
       <key>_enabled</key>
       <value>True</value>
     </param>
     <param>
-      <key>value</key>
-      <value>len(channel_taps)</value>
+      <key>type</key>
+      <value>int</value>
+    </param>
+    <param>
+      <key>vlen</key>
+      <value>1</value>
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(412, 931)</value>
+      <value>(1040, 1273)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -1428,43 +1707,97 @@
   </connection>
   <connection>
     <source_block_id>gr_freq_xlating_fir_filter_xxx_0</source_block_id>
-    <sink_block_id>wxgui_scopesink2_0</sink_block_id>
+    <sink_block_id>fm_demod</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
   <connection>
-    <source_block_id>gr_freq_xlating_fir_filter_xxx_0</source_block_id>
-    <sink_block_id>fm_demod</sink_block_id>
+    <source_block_id>resampler</source_block_id>
+    <sink_block_id>wxgui_scopesink2_0_0</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
   <connection>
     <source_block_id>fm_demod</source_block_id>
-    <sink_block_id>gr_moving_average_xx_0</sink_block_id>
+    <sink_block_id>resampler</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
   <connection>
-    <source_block_id>gr_moving_average_xx_0</source_block_id>
-    <sink_block_id>blks2_rational_resampler_xxx_0</sink_block_id>
+    <source_block_id>resampler</source_block_id>
+    <sink_block_id>virtual_sink_0</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
   <connection>
-    <source_block_id>blks2_rational_resampler_xxx_0</source_block_id>
-    <sink_block_id>wxgui_scopesink2_0_0</sink_block_id>
+    <source_block_id>pager_slicer_fb_0</source_block_id>
+    <sink_block_id>pager_flex_sync_0</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
   <connection>
-    <source_block_id>fm_demod</source_block_id>
-    <sink_block_id>blks2_rational_resampler_xxx_0</sink_block_id>
+    <source_block_id>virtual_source_0</source_block_id>
+    <sink_block_id>pager_slicer_fb_0</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
   <connection>
-    <source_block_id>blks2_rational_resampler_xxx_0</source_block_id>
-    <sink_block_id>virtual_sink_0</sink_block_id>
+    <source_block_id>pager_slicer_fb_0</source_block_id>
+    <sink_block_id>gr_char_to_float_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gr_char_to_float_0</source_block_id>
+    <sink_block_id>wxgui_scopesink2_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_sync_0</source_block_id>
+    <sink_block_id>pager_flex_deinterleave_0_1_0</sink_block_id>
+    <source_key>1</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_sync_0</source_block_id>
+    <sink_block_id>pager_flex_deinterleave_0_1</sink_block_id>
+    <source_key>2</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_sync_0</source_block_id>
+    <sink_block_id>pager_flex_deinterleave_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_sync_0</source_block_id>
+    <sink_block_id>pager_flex_deinterleave_0_0</sink_block_id>
+    <source_key>3</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_deinterleave_0</source_block_id>
+    <sink_block_id>gr_null_sink_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_deinterleave_0_1_0</source_block_id>
+    <sink_block_id>gr_null_sink_0_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_deinterleave_0_1</source_block_id>
+    <sink_block_id>gr_null_sink_0_1</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>pager_flex_deinterleave_0_0</source_block_id>
+    <sink_block_id>gr_null_sink_0_2</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
diff --git a/gr-pager/apps/usrp_rx_flex.py b/gr-pager/apps/usrp_rx_flex.py
index cdc5da200..47bf5a3df 100755
--- a/gr-pager/apps/usrp_rx_flex.py
+++ b/gr-pager/apps/usrp_rx_flex.py
@@ -2,12 +2,13 @@
 ##################################################
 # Gnuradio Python Flow Graph
 # Title: USRP FLEX Pager Receiver (Single Channel)
-# Generated: Thu Oct 29 08:04:51 2009
+# Generated: Thu Oct 29 11:03:16 2009
 ##################################################
 
 from gnuradio import blks2
 from gnuradio import eng_notation
 from gnuradio import gr
+from gnuradio import pager
 from gnuradio import window
 from gnuradio.eng_option import eng_option
 from gnuradio.gr import firdes
@@ -64,10 +65,13 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 		self.rx_gain = rx_gain = saved_rx_gain
 		self.offset = offset = saved_offset
 		self.nchan_taps = nchan_taps = len(channel_taps)
-		self.ma_ntaps = ma_ntaps = channel_rate/symbol_rate
+		self.ma_ntaps = ma_ntaps = int(channel_rate/symbol_rate)
 		self.freq_text = freq_text = freq
 		self.demod_k = demod_k = 3*channel_rate/(2*math.pi*deviation)
 		self.channel_decim = channel_decim = int(sample_rate/channel_rate)
+		self.bb_interp = bb_interp = 5
+		self.bb_decim = bb_decim = 8
+		self.baseband_rate = baseband_rate = 16000
 
 		##################################################
 		# Notebooks
@@ -169,14 +173,24 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 		##################################################
 		# Blocks
 		##################################################
-		self.blks2_rational_resampler_xxx_0 = blks2.rational_resampler_fff(
-			interpolation=5,
-			decimation=8,
-			taps=([1.0/8.0,]*40),
-			fractional_bw=None,
-		)
 		self.fm_demod = gr.quadrature_demod_cf(demod_k)
 		self.gr_freq_xlating_fir_filter_xxx_0 = gr.freq_xlating_fir_filter_ccc(channel_decim, (channel_taps), band_freq-freq+offset, sample_rate)
+		self.gr_null_sink_0 = gr.null_sink(gr.sizeof_int*1)
+		self.gr_null_sink_0_0 = gr.null_sink(gr.sizeof_int*1)
+		self.gr_null_sink_0_1 = gr.null_sink(gr.sizeof_int*1)
+		self.gr_null_sink_0_2 = gr.null_sink(gr.sizeof_int*1)
+		self.pager_flex_deinterleave_0 = pager.flex_deinterleave()
+		self.pager_flex_deinterleave_0_0 = pager.flex_deinterleave()
+		self.pager_flex_deinterleave_0_1 = pager.flex_deinterleave()
+		self.pager_flex_deinterleave_0_1_0 = pager.flex_deinterleave()
+		self.pager_flex_sync_0 = pager.flex_sync()
+		self.pager_slicer_fb_0 = pager.slicer_fb(1e-6)
+		self.resampler = blks2.rational_resampler_fff(
+			interpolation=bb_interp,
+			decimation=bb_decim,
+			taps=([1.0/ma_ntaps,]*ma_ntaps*bb_interp),
+			fractional_bw=None,
+		)
 		self.usrp_source = grc_usrp.simple_source_c(which=0, side="A", rx_ant="RXA")
 		self.usrp_source.set_decim_rate(decim)
 		self.usrp_source.set_frequency(band_freq, verbose=True)
@@ -213,18 +227,6 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 			peak_hold=False,
 		)
 		self.displays.GetPage(0).GridAdd(self.wxgui_fftsink2_1.win, 1, 0, 1, 1)
-		self.wxgui_scopesink2_0 = scopesink2.scope_sink_c(
-			self.displays.GetPage(1).GetWin(),
-			title="Channel Waveform",
-			sample_rate=channel_rate,
-			v_scale=8e3,
-			v_offset=0,
-			t_scale=20.0/channel_rate,
-			ac_couple=False,
-			xy_mode=False,
-			num_inputs=1,
-		)
-		self.displays.GetPage(1).GridAdd(self.wxgui_scopesink2_0.win, 0, 0, 1, 1)
 		self.wxgui_scopesink2_0_0 = scopesink2.scope_sink_f(
 			self.displays.GetPage(1).GetWin(),
 			title="Baseband",
@@ -236,7 +238,7 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 			xy_mode=False,
 			num_inputs=1,
 		)
-		self.displays.GetPage(1).GridAdd(self.wxgui_scopesink2_0_0.win, 1, 0, 1, 1)
+		self.displays.GetPage(1).GridAdd(self.wxgui_scopesink2_0_0.win, 0, 0, 1, 1)
 
 		##################################################
 		# Connections
@@ -244,10 +246,19 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 		self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_fftsink2_1, 0))
 		self.connect((self.usrp_source, 0), (self.gr_freq_xlating_fir_filter_xxx_0, 0))
 		self.connect((self.usrp_source, 0), (self.wxgui_fftsink2_0, 0))
-		self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.wxgui_scopesink2_0, 0))
 		self.connect((self.gr_freq_xlating_fir_filter_xxx_0, 0), (self.fm_demod, 0))
-		self.connect((self.blks2_rational_resampler_xxx_0, 0), (self.wxgui_scopesink2_0_0, 0))
-		self.connect((self.fm_demod, 0), (self.blks2_rational_resampler_xxx_0, 0))
+		self.connect((self.resampler, 0), (self.wxgui_scopesink2_0_0, 0))
+		self.connect((self.fm_demod, 0), (self.resampler, 0))
+		self.connect((self.pager_slicer_fb_0, 0), (self.pager_flex_sync_0, 0))
+		self.connect((self.resampler, 0), (self.pager_slicer_fb_0, 0))
+		self.connect((self.pager_flex_sync_0, 1), (self.pager_flex_deinterleave_0_1_0, 0))
+		self.connect((self.pager_flex_sync_0, 2), (self.pager_flex_deinterleave_0_1, 0))
+		self.connect((self.pager_flex_sync_0, 0), (self.pager_flex_deinterleave_0, 0))
+		self.connect((self.pager_flex_sync_0, 3), (self.pager_flex_deinterleave_0_0, 0))
+		self.connect((self.pager_flex_deinterleave_0, 0), (self.gr_null_sink_0, 0))
+		self.connect((self.pager_flex_deinterleave_0_1_0, 0), (self.gr_null_sink_0_0, 0))
+		self.connect((self.pager_flex_deinterleave_0_1, 0), (self.gr_null_sink_0_1, 0))
+		self.connect((self.pager_flex_deinterleave_0_0, 0), (self.gr_null_sink_0_2, 0))
 
 	def set_config_filename(self, config_filename):
 		self.config_filename = config_filename
@@ -279,7 +290,7 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 	def set_symbol_rate(self, symbol_rate):
 		self.symbol_rate = symbol_rate
 		self.set_passband(2*(self.deviation+self.symbol_rate))
-		self.set_ma_ntaps(self.channel_rate/self.symbol_rate)
+		self.set_ma_ntaps(int(self.channel_rate/self.symbol_rate))
 
 	def set_saved_channel(self, saved_channel):
 		self.saved_channel = saved_channel
@@ -315,12 +326,11 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 
 	def set_channel_rate(self, channel_rate):
 		self.channel_rate = channel_rate
-		self.wxgui_scopesink2_0.set_sample_rate(self.channel_rate)
 		self.wxgui_fftsink2_1.set_sample_rate(self.channel_rate)
 		self.set_channel_decim(int(self.sample_rate/self.channel_rate))
 		self.set_demod_k(3*self.channel_rate/(2*math.pi*self.deviation))
 		self.set_channel_taps(firdes.low_pass(10, self.sample_rate, self.passband/2.0, (self.channel_rate-self.passband)/2.0))
-		self.set_ma_ntaps(self.channel_rate/self.symbol_rate)
+		self.set_ma_ntaps(int(self.channel_rate/self.symbol_rate))
 
 	def set_channel(self, channel):
 		self.channel = channel
@@ -407,6 +417,15 @@ class usrp_rx_flex(grc_wxgui.top_block_gui):
 	def set_channel_decim(self, channel_decim):
 		self.channel_decim = channel_decim
 
+	def set_bb_interp(self, bb_interp):
+		self.bb_interp = bb_interp
+
+	def set_bb_decim(self, bb_decim):
+		self.bb_decim = bb_decim
+
+	def set_baseband_rate(self, baseband_rate):
+		self.baseband_rate = baseband_rate
+
 if __name__ == '__main__':
 	parser = OptionParser(option_class=eng_option, usage="%prog: [options]")
 	(options, args) = parser.parse_args()
diff --git a/gr-pager/grc/.gitignore b/gr-pager/grc/.gitignore
new file mode 100644
index 000000000..70845e08e
--- /dev/null
+++ b/gr-pager/grc/.gitignore
@@ -0,0 +1 @@
+Makefile.in
diff --git a/gr-pager/grc/Makefile.am b/gr-pager/grc/Makefile.am
new file mode 100644
index 000000000..8c84f89ac
--- /dev/null
+++ b/gr-pager/grc/Makefile.am
@@ -0,0 +1,29 @@
+#
+# Copyright 2009 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 $(top_srcdir)/Makefile.common
+
+grcblocksdir = $(grc_blocksdir)
+
+dist_grcblocks_DATA = \
+	pager_slicer_fb.xml \
+	pager_flex_sync.xml \
+	pager_flex_deinterleave.xml
diff --git a/gr-pager/grc/pager_flex_deinterleave.xml b/gr-pager/grc/pager_flex_deinterleave.xml
new file mode 100644
index 000000000..14e5782da
--- /dev/null
+++ b/gr-pager/grc/pager_flex_deinterleave.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0"?>
+<!--
+###################################################
+## FLEX Pager Deinterleaver
+###################################################
+ -->
+<block>
+	<name>FLEX Deinterleave</name>
+	<key>pager_flex_deinterleave</key>
+	<category>Pager</category>
+	<import>from gnuradio import pager</import>
+	<make>pager.flex_deinterleave()</make>
+
+	<sink>
+		<name>bits</name>
+		<type>byte</type>
+	</sink>
+
+	<source>
+		<name>codes</name>
+		<type>int</type>
+	</source>
+</block>
diff --git a/gr-pager/grc/pager_flex_sync.xml b/gr-pager/grc/pager_flex_sync.xml
new file mode 100644
index 000000000..ec22321aa
--- /dev/null
+++ b/gr-pager/grc/pager_flex_sync.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0"?>
+<!--
+###################################################
+## FLEX Pager Synchronizer
+###################################################
+ -->
+<block>
+	<name>FLEX Synchronizer</name>
+	<key>pager_flex_sync</key>
+	<category>Pager</category>
+	<import>from gnuradio import pager</import>
+	<make>pager.flex_sync()</make>
+
+	<sink>
+		<name>dibits</name>
+		<type>byte</type>
+	</sink>
+
+	<source>
+		<name>A</name>
+		<type>byte</type>
+	</source>
+	<source>
+		<name>B</name>
+		<type>byte</type>
+	</source>
+	<source>
+		<name>C</name>
+		<type>byte</type>
+	</source>
+	<source>
+		<name>D</name>
+		<type>byte</type>
+	</source>
+
+</block>
diff --git a/gr-pager/grc/pager_slicer_fb.xml b/gr-pager/grc/pager_slicer_fb.xml
new file mode 100644
index 000000000..25642cb48
--- /dev/null
+++ b/gr-pager/grc/pager_slicer_fb.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0"?>
+<!--
+###################################################
+## FLEX Pager Slicer w/DC offset removal
+###################################################
+ -->
+<block>
+	<name>4-Level Slicer/DCR</name>
+	<key>pager_slicer_fb</key>
+	<category>Pager</category>
+	<import>from gnuradio import pager</import>
+	<make>pager.slicer_fb($alpha)</make>
+
+	<param>
+		<name>Alpha</name>
+		<key>alpha</key>
+		<value>1e-6</value>
+		<type>real</type>
+	</param>
+
+	<sink>
+		<name>bb</name>
+		<type>float</type>
+	</sink>
+
+	<source>
+		<name>dibits</name>
+		<type>byte</type>
+	</source>
+
+</block>