<?xml version="1.0"?> <!-- ################################################### ##Packet Encoder ################################################### --> <block> <name>Packet Encoder</name> <key>blks2_packet_encoder</key> <import>from grc_gnuradio import blks2 as grc_blks2</import> <make>grc_blks2.packet_mod_$(type.fcn)(grc_blks2.packet_encoder( samples_per_symbol=$samples_per_symbol, bits_per_symbol=$bits_per_symbol, access_code=$access_code, pad_for_usrp=$pad_for_usrp, ), payload_length=$payload_length, )</make> <param> <name>Input Type</name> <key>type</key> <value>float</value> <type>enum</type> <option> <name>Complex</name> <key>complex</key> <opt>fcn:c</opt> </option> <option> <name>Float</name> <key>float</key> <opt>fcn:f</opt> </option> <option> <name>Int</name> <key>int</key> <opt>fcn:i</opt> </option> <option> <name>Short</name> <key>short</key> <opt>fcn:s</opt> </option> <option> <name>Byte</name> <key>byte</key> <opt>fcn:b</opt> </option> </param> <param> <name>Samples/Symbol</name> <key>samples_per_symbol</key> <type>int</type> </param> <param> <name>Bits/Symbol</name> <key>bits_per_symbol</key> <type>int</type> </param> <param> <name>Access Code</name> <key>access_code</key> <value></value> <type>string</type> </param> <param> <name>Pad for USRP</name> <key>pad_for_usrp</key> <type>enum</type> <option> <name>Yes</name> <key>True</key> </option> <option> <name>No</name> <key>False</key> </option> </param> <param> <name>Payload Length</name> <key>payload_length</key> <value>0</value> <type>int</type> </param> <sink> <name>in</name> <type>$type</type> </sink> <source> <name>out</name> <type>byte</type> </source> <doc> Packet encoder block, for use with the gnuradio modulator blocks: gmsk, dpsk, qam. Access Code: string of 1's and 0's, leave blank for automatic. Payload Length: 0 for automatic. Bits/Symbol should be set accordingly: gmsk -> 1 dbpsk -> 1 dqpsk -> 2 d8psk -> 3 qam8 -> 3 qam16 -> 4 qam64 -> 6 qam256 -> 8 </doc> </block>