grc/demapping/gsm_sdcch8_demapper.xml

<?xml version="1.0"?>
<block>
  <name>SDCCH/8 demapper</name>
  <key>gsm_sdcch8_demapper</key>
  <import>import grgsm</import>
  <make>grgsm.universal_ctrl_chans_demapper($timeslot_nr, $downlink_starts_fn_mod51, $downlink_channel_types, $uplink_starts_fn_mod51, $uplink_channel_types)</make>

  <param>
    <name>Timeslot</name>
    <key>timeslot_nr</key>
    <value>1</value>
    <type>int</type>
    <hide>none</hide>
  </param>

  <param>
    <name>downlink_starts_fn_mod51</name>
    <key>downlink_starts_fn_mod51</key>
    <value>[0,4,8,12,16,20,24,28,32,36,40,44]</value>
    <type>int_vector</type>
    <hide>all</hide>
  </param>

  <param>
    <name>downlink_channel_types</name>
    <key>downlink_channel_types</key>
    <value>[8,8,8,8,8,8,8,8,136,136,136,136]</value>
    <type>int_vector</type>
    <hide>all</hide>
  </param>

  <param>
    <name>uplink_starts_fn_mod51</name>
    <key>uplink_starts_fn_mod51</key>
    <value>[15,19,23,27,31,35,39,43,47,0,4,8]</value>
    <type>int_vector</type>
    <hide>all</hide>
  </param>

  <param>
    <name>uplink_channel_types</name>
    <key>uplink_channel_types</key>
    <value>[8,8,8,8,8,8,8,8,136,136,136,136]</value>
    <type>int_vector</type>
    <hide>all</hide>
  </param>

  <sink>
    <name>bursts</name>
    <type>message</type>
  </sink>
  <source>
    <name>bursts</name>
    <type>message</type>
  </source>
  
  <doc>
      Demapper for SDCCH/8 + SACCH/C8 control channels.
      This corresponds to channel combination vii specified in GSM 05.02, section 6.4
  </doc>
</block>