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   1 <?xml version="1.0"?>
   2 <!--
   3 ###################################################
   4 ## Polyphase Filter based Clock Sync
   5 ###################################################
   6  -->
   7 <block>
   8         <name>Polyphase Clock Sync</name>
   9         <key>gr_pfb_clock_sync_xxx</key>
  10         <import>from gnuradio import gr</import>
  11         <make>gr.pfb_clock_sync_$(type)($sps, $alpha, $taps, $filter_size, $init_phase, $max_dev)
  12 self.$(id).set_beta($beta)</make>
  13         <callback>set_taps($taps)</callback>
  14         <callback>set_alpha($alpha)</callback>
  15         <callback>set_beta($beta)</callback>
  16
  17         <param>
  18                 <name>Type</name>
  19                 <key>type</key>
  20                 <type>enum</type>
  21                 <option>
  22                         <name>Complex->Complex (Real Taps)</name>
  23                         <key>ccf</key>
  24                         <opt>input:complex</opt>
  25                         <opt>output:complex</opt>
  26                         <opt>taps:real_vector</opt>
  27                 </option>
  28                 <option>
  29                         <name>Float->Float (Real Taps)</name>
  30                         <key>fff</key>
  31                         <opt>input:float</opt>
  32                         <opt>output:float</opt>
  33                         <opt>taps:real_vector</opt>
  34                 </option>
  35         </param>
  36
  37         <param>
  38                 <name>Samples/Symbol</name>
  39                 <key>sps</key>
  40                 <type>real</type>
  41         </param>
  42         <param>
  43                 <name>Alpha</name>
  44                 <key>alpha</key>
  45                 <type>real</type>
  46         </param>
  47         <param>
  48                 <name>Beta</name>
  49                 <key>beta</key>
  50                 <type>real</type>
  51         </param>
  52         <param>
  53                 <name>Taps</name>
  54                 <key>taps</key>
  55                 <type>real_vector</type>
  56         </param>
  57         <param>
  58                 <name>Filter Size</name>
  59                 <key>filter_size</key>
  60                 <type>int</type>
  61         </param>
  62         <param>
  63                 <name>Initial Phase</name>
  64                 <key>init_phase</key>
  65                 <type>real</type>
  66         </param>
  67         <param>
  68                 <name>Maximum Rate Deviation</name>
  69                 <key>max_dev</key>
  70                 <type>real</type>
  71         </param>
  72         <sink>
  73                 <name>in</name>
  74                 <type>$type.input</type>
  75         </sink>
  76         <source>
  77                 <name>out</name>
  78                 <type>$type.output</type>
  79         </source>
  80         <source>
  81                 <name>err</name>
  82                 <type>float</type>
  83                 <optional>1</optional>
  84         </source>
  85         <source>
  86                 <name>rate</name>
  87                 <type>float</type>
  88                 <optional>1</optional>
  89         </source>
  90         <source>
  91                 <name>phase</name>
  92                 <type>float</type>
  93                 <optional>1</optional>
  94         </source>
  95 </block>