<?xml version="1.0"?> <!-- ################################################### ##USRP Dual Sink ################################################### --> <block> <name>USRP Dual Sink</name> <key>usrp_dual_sink_x</key> <import>from grc_gnuradio import usrp as grc_usrp</import> <make>grc_usrp.dual_sink_$(type.fcn)(which=$which) self.$(id).set_interp_rate($interpolation) self.$(id).set_frequency_a($frequency_a, verbose=True#slurp #if $lo_offset_a() != float('inf') , lo_offset=$lo_offset_a#slurp #end if ) self.$(id).set_frequency_b($frequency_b, verbose=True#slurp #if $lo_offset_b() != float('inf') , lo_offset=$lo_offset_b#slurp #end if ) self.$(id).set_gain_a($gain_a) self.$(id).set_gain_b($gain_b) ################################################## ## Flex RF A ################################################## #if $transmit_a.tx_enb self.$(id).set_enable_a(True) #end if #if $transmit_a.auto_tr self.$(id).set_auto_tr_a(True) #end if ################################################## ## Flex RF B ################################################## #if $transmit_b.tx_enb self.$(id).set_enable_b(True) #end if #if $transmit_b.auto_tr self.$(id).set_auto_tr_b(True) #end if</make> <callback>set_interp_rate($interpolation)</callback> <callback>set_frequency_a($frequency_a#slurp #if $lo_offset_a() != float('inf') , lo_offset=$lo_offset_a#slurp #end if )</callback> <callback>set_frequency_b($frequency_b#slurp #if $lo_offset_b() != float('inf') , lo_offset=$lo_offset_b#slurp #end if )</callback> <callback>set_gain_a($gain_a)</callback> <callback>set_gain_b($gain_b)</callback> <param> <name>Input Type</name> <key>type</key> <type>enum</type> <option> <name>Complex</name> <key>complex</key> <opt>fcn:c</opt> </option> <option> <name>Short</name> <key>short</key> <opt>fcn:s</opt> </option> </param> <param> <name>Unit Number</name> <key>which</key> <value>0</value> <type>int</type> </param> <param> <name>Interpolation</name> <key>interpolation</key> <type>int</type> </param> <param> <name>Frequency A (Hz)</name> <key>frequency_a</key> <type>real</type> </param> <param> <name>Frequency B (Hz)</name> <key>frequency_b</key> <type>real</type> </param> <param> <name>LO Offset A (Hz)</name> <key>lo_offset_a</key> <value>float('inf')</value> <type>real</type> <hide>#if $lo_offset_a() == float('inf') then 'part' else 'none'#</hide> <option> <name>Default</name> <key>float('inf')</key> </option> </param> <param> <name>LO Offset B (Hz)</name> <key>lo_offset_b</key> <value>float('inf')</value> <type>real</type> <hide>#if $lo_offset_b() == float('inf') then 'part' else 'none'#</hide> <option> <name>Default</name> <key>float('inf')</key> </option> </param> <param> <name>Gain A (dB)</name> <key>gain_a</key> <value>0</value> <type>real</type> </param> <param> <name>Gain B (dB)</name> <key>gain_b</key> <value>0</value> <type>real</type> </param> <!-- ################################################### ## Flex RF A ################################################### --> <param> <name>Transmit A</name> <key>transmit_a</key> <value></value> <type>enum</type> <hide>#if $transmit_a.tx_enb then 'none' else 'part'#</hide> <option> <name>Unconfigured</name> <key></key> <opt>tx_enb:</opt> <opt>auto_tr:</opt> </option> <option> <name>Enable</name> <key>tx_enb</key> <opt>tx_enb:1</opt> <opt>auto_tr:</opt> </option> <option> <name>Auto T/R</name> <key>auto_tr</key> <opt>tx_enb:1</opt> <opt>auto_tr:1</opt> </option> </param> <!-- ################################################### ## Flex RF B ################################################### --> <param> <name>Transmit B</name> <key>transmit_b</key> <value></value> <type>enum</type> <hide>#if $transmit_b.tx_enb then 'none' else 'part'#</hide> <option> <name>Unconfigured</name> <key></key> <opt>tx_enb:</opt> <opt>auto_tr:</opt> </option> <option> <name>Enable</name> <key>tx_enb</key> <opt>tx_enb:1</opt> <opt>auto_tr:</opt> </option> <option> <name>Auto T/R</name> <key>auto_tr</key> <opt>tx_enb:1</opt> <opt>auto_tr:1</opt> </option> </param> <sink> <name>Ain</name> <type>$type</type> </sink> <sink> <name>Bin</name> <type>$type</type> </sink> <doc> The USRP sink inputs 128 Megasamples per second / interpolation. Input amplitude should be between 0 and 32767. Flex RF boards only: The "Transmit Setting" must be configured. \ When set to "Enable" the transmitter is always on. \ When set to "Auto Transmit/Receive", the transmitter is disabled while receiving. </doc> </block>