<?xml version="1.0"?> <!-- ################################################### ##DPSK2 Demod - 2, 4 ################################################### --> <block> <name>DPSK2 Demod</name> <key>blks2_dxpsk2_demod</key> <import>from gnuradio import blks2</import> <make>blks2.$(type)2_demod( samples_per_symbol=$samples_per_symbol, excess_bw=$excess_bw, costas_alpha=$costas_alpha, timing_alpha=$timing_alpha, timing_max_dev=$timing_max_dev, gray_code=$gray_code, verbose=$verbose, log=$log, sync_out=$sync_out, )</make> <callback>clock_recov.set_alpha($costas_alpha)</callback> <callback>clock_recov.set_beta(0.25*$costas_alpha**2)</callback> <callback>time_recov.set_alpha($timing_alpha)</callback> <param> <name>Type</name> <key>type</key> <type>enum</type> <option> <name>DBPSK</name> <key>dbpsk</key> </option> <option> <name>DQPSK</name> <key>dqpsk</key> </option> </param> <param> <name>Samples/Symbol</name> <key>samples_per_symbol</key> <value>2</value> <type>int</type> </param> <param> <name>Excess BW</name> <key>excess_bw</key> <value>0.35</value> <type>real</type> </param> <param> <name>Costas Alpha</name> <key>costas_alpha</key> <value>0.175</value> <type>real</type> </param> <param> <name>Timing Alpha</name> <key>timing_alpha</key> <value>0.100</value> <type>real</type> </param> <param> <name>Timing Max Dev</name> <key>timing_max_dev</key> <value>1.5</value> <type>real</type> </param> <param> <name>Omega Relative Limit</name> <key>omega_relative_limit</key> <value>0.005</value> <type>real</type> </param> <param> <name>Gray Code</name> <key>gray_code</key> <value>True</value> <type>bool</type> <option> <name>Yes</name> <key>True</key> </option> <option> <name>No</name> <key>False</key> </option> </param> <param> <name>Verbose</name> <key>verbose</key> <value>False</value> <type>bool</type> <hide>#if str($verbose) == 'False' then 'part' else 'none'#</hide> <option> <name>On</name> <key>True</key> </option> <option> <name>Off</name> <key>False</key> </option> </param> <param> <name>Logging</name> <key>log</key> <value>False</value> <type>bool</type> <hide>#if str($log) == 'False' then 'part' else 'none'#</hide> <option> <name>On</name> <key>True</key> </option> <option> <name>Off</name> <key>False</key> </option> </param> <param> <name>Sync Out</name> <key>sync_out</key> <value>False</value> <type>bool</type> <option> <name>On</name> <key>True</key> </option> <option> <name>Off</name> <key>False</key> </option> </param> <sink> <name>in</name> <type>complex</type> </sink> <source> <name>out</name> <type>byte</type> </source> <source> <name>sync</name> <type>complex</type> <optional>1</optional> </source> </block>