<?xml version="1.0"?>
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 Copyright (C) 2011-2017 Free Software Foundation, Inc.

 This file is part of GNU Radio

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 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 3, or (at your option)
 any later version.

 GNU Radio is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

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 along with GNU Radio; see the file COPYING.  If not, write to
 the Free Software Foundation, Inc., 51 Franklin Street,
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-->

<!--
###################################################
##Block Tree for GR Digital blocks.
###################################################
 -->
<cat>
  <name>[Core]</name>
  <cat>
    <name>Coding</name>
    <block>digital_additive_scrambler_bb</block>
    <block>digital_descrambler_bb</block>
    <block>digital_scrambler_bb</block>
  </cat>
  <cat>
    <name>Equalizers</name>
    <block>digital_cma_equalizer_cc</block>
    <block>digital_lms_dd_equalizer_cc</block>
    <block>digital_kurtotic_equalizer_cc</block>
  </cat>
  <cat>
    <name>Measurement Tools</name>
    <block>digital_mpsk_snr_est_cc</block>
    <block>digital_probe_density_b</block>
    <block>digital_probe_mpsk_snr_est_c</block>
  </cat>
  <cat>
    <name>Modulators</name>
    <block>digital_cpmmod_bc</block>
    <block>digital_gfsk_mod</block>
    <block>digital_gfsk_demod</block>
    <block>digital_gmskmod_bc</block>
    <block>digital_gmsk_mod</block>
    <block>digital_gmsk_demod</block>
    <block>digital_constellation_modulator</block>
    <block>digital_constellation_receiver_cb</block>
    <block>variable_constellation</block>
    <block>variable_constellation_rect</block>
    <block>variable_modulate_vector</block>
  </cat>
  <cat>
    <name>Packet Operators</name>
    <block>digital_correlate_access_code_tag_bb</block>
    <block>digital_correlate_access_code_xx_ts</block>
    <block>digital_crc32_bb</block>
    <block>digital_crc32_async_bb</block>
    <block>digital_framer_sink_1</block>
    <block>variable_header_format_default</block>
    <block>digital_protocol_formatter_async</block>
    <block>digital_protocol_formatter_bb</block>
    <block>digital_protocol_parser_b</block>
    <block>digital_header_payload_demux</block>
    <block>digital_packet_headergenerator_bb</block>
    <block>digital_packet_headergenerator_bb_default</block>
    <block>digital_packet_headerparser_b</block>
    <block>digital_packet_headerparser_b_default</block>
    <block>digital_packet_sink</block>
    <block>digital_hdlc_framer_pb</block>
    <block>digital_hdlc_deframer_bp</block>
    <block>digital_simple_framer</block>
    <block>digital_simple_correlator</block>
  </cat>
  <cat>
    <name>OFDM</name>
    <block>digital_ofdm_mod</block>
    <block>digital_ofdm_demod</block>
    <block>digital_ofdm_carrier_allocator_cvc</block>
    <block>digital_ofdm_chanest_vcvc</block>
    <block>digital_ofdm_cyclic_prefixer</block>
    <block>digital_ofdm_frame_acquisition</block>
    <block>digital_ofdm_frame_equalizer_vcvc</block>
    <block>digital_ofdm_frame_sink</block>
    <block>digital_ofdm_insert_preamble</block>
    <block>digital_ofdm_rx</block>
    <block>digital_ofdm_sampler</block>
    <block>digital_ofdm_serializer_vcc</block>
    <block>digital_ofdm_sync_pn</block>
    <block>digital_ofdm_sync_sc_cfb</block>
    <block>digital_ofdm_tx</block>
  </cat>
  <cat>
    <name>Symbol Coding</name>
    <block>digital_binary_slicer_fb</block>
    <block>digital_chunks_to_symbols_xx</block>
    <block>digital_constellation_decoder_cb</block>
    <block>digital_constellation_receiver_cb</block>
    <block>digital_constellation_soft_decoder_cf</block>
    <block>digital_diff_decoder_bb</block>
    <block>digital_diff_encoder_bb</block>
    <block>digital_diff_phasor_cc</block>
    <block>digital_map_bb</block>
  </cat>
  <cat>
    <name>Synchronizers</name>
    <block>digital_clock_recovery_mm_xx</block>
    <block>digital_costas_loop_cc</block>
    <block>digital_fll_band_edge_cc</block>
    <block>digital_mpsk_receiver_cc</block>
    <block>digital_pfb_clock_sync_xxx</block>
    <block>digital_pn_correlator_cc</block>
    <block>digital_symbol_sync_xx</block>
    <block>digital_corr_est_cc</block>
  </cat>
  <cat>
    <name>Waveform Generators</name>
    <block>digital_glfsr_source_x</block>
  </cat>
  <cat>
    <name>Deprecated</name>
    <block>digital_correlate_access_code_bb</block>
    <block>digital_simple_framer</block>
    <block>digital_simple_correlator</block>
  </cat>
</cat>
