<?xml version='1.0' encoding='utf-8'?>
<?grc format='1' created='3.7.10'?>
<flow_graph>
<timestamp>Sun Apr 10 12:10:29 2016</timestamp>
<block>
<key>options</key>
<param>
<key>author</key>
<value></value>
</param>
<param>
<key>window_size</key>
<value></value>
</param>
<param>
<key>category</key>
<value>Custom</value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>description</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(8, 13)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>generate_options</key>
<value>no_gui</value>
</param>
<param>
<key>hier_block_src_path</key>
<value>.:</value>
</param>
<param>
<key>id</key>
<value>formatter_ofdm</value>
</param>
<param>
<key>max_nouts</key>
<value>0</value>
</param>
<param>
<key>qt_qss_theme</key>
<value></value>
</param>
<param>
<key>realtime_scheduling</key>
<value></value>
</param>
<param>
<key>run_command</key>
<value>{python} -u {filename}</value>
</param>
<param>
<key>run_options</key>
<value>prompt</value>
</param>
<param>
<key>run</key>
<value>True</value>
</param>
<param>
<key>thread_safe_setters</key>
<value></value>
</param>
<param>
<key>title</key>
<value></value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(584, 13)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>frame_key</value>
</param>
<param>
<key>value</key>
<value>"frame_len"</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(168, 13)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>hdr_format</value>
</param>
<param>
<key>value</key>
<value>digital.header_format_ofdm(occupied_carriers, 1, len_key, frame_key, num_key, header_mod.bits_per_symbol(), payload_mod.bits_per_symbol(), scramble)</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value>Need another for this path
as the formatters keep state.</value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(296, 477)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>hdr_format_bb</value>
</param>
<param>
<key>value</key>
<value>digital.header_format_ofdm(occupied_carriers, 1, len_key, frame_key, num_key, header_mod.bits_per_symbol(), payload_mod.bits_per_symbol(), scramble)</value>
</param>
</block>
<block>
<key>variable_constellation_rect</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>const_points</key>
<value>[1, -1]</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(944, 11)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>header_mod</value>
</param>
<param>
<key>imag_sect</key>
<value>2</value>
</param>
<param>
<key>real_sect</key>
<value>2</value>
</param>
<param>
<key>rot_sym</key>
<value>2</value>
</param>
<param>
<key>soft_dec_lut</key>
<value>None</value>
</param>
<param>
<key>precision</key>
<value>8</value>
</param>
<param>
<key>sym_map</key>
<value>[0, 1]</value>
</param>
<param>
<key>w_imag_sect</key>
<value>1</value>
</param>
<param>
<key>w_real_sect</key>
<value>1</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(352, 13)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>len_key</value>
</param>
<param>
<key>value</key>
<value>"packet_len"</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(464, 13)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>num_key</value>
</param>
<param>
<key>value</key>
<value>"packet_num"</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(784, 13)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>occupied_carriers</value>
</param>
<param>
<key>value</key>
<value>(range(-26, -21) + range(-20, -7) + range(-6, 0) + range(1, 7) + range(8, 21) + range(22, 27),)</value>
</param>
</block>
<block>
<key>variable_constellation_rect</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>const_points</key>
<value>[-1-1j, -1+1j, 1+1j, 1-1j]</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(1128, 11)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>payload_mod</value>
</param>
<param>
<key>imag_sect</key>
<value>2</value>
</param>
<param>
<key>real_sect</key>
<value>2</value>
</param>
<param>
<key>rot_sym</key>
<value>4</value>
</param>
<param>
<key>soft_dec_lut</key>
<value>None</value>
</param>
<param>
<key>precision</key>
<value>8</value>
</param>
<param>
<key>sym_map</key>
<value>[0, 1, 3, 2]</value>
</param>
<param>
<key>w_imag_sect</key>
<value>1</value>
</param>
<param>
<key>w_real_sect</key>
<value>1</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(696, 13)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>scramble</value>
</param>
<param>
<key>value</key>
<value>False</value>
</param>
</block>
<block>
<key>blocks_message_debug</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(952, 225)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_message_debug_0</value>
</param>
</block>
<block>
<key>blocks_message_debug</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(760, 105)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_message_debug_0_0</value>
</param>
</block>
<block>
<key>blocks_message_debug</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(992, 425)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_message_debug_0_0_0</value>
</param>
</block>
<block>
<key>blocks_message_strobe</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(24, 293)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_message_strobe_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>msg</key>
<value>pmt.PMT_T</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>period</key>
<value>2000</value>
</param>
</block>
<block>
<key>blocks_pdu_to_tagged_stream</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(56, 132)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_pdu_to_tagged_stream_0</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>tag</key>
<value>len_key</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>blocks_pdu_to_tagged_stream</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(64, 420)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_pdu_to_tagged_stream_0_0</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>tag</key>
<value>len_key</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>blocks_random_pdu</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>mask</key>
<value>0xff</value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(200, 279)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_random_pdu_0</value>
</param>
<param>
<key>length_modulo</key>
<value>1</value>
</param>
<param>
<key>maxsize</key>
<value>50</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minsize</key>
<value>50</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>blocks_repack_bits_bb</key>
<param>
<key>k</key>
<value>8</value>
</param>
<param>
<key>l</key>
<value>1</value>
</param>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>endianness</key>
<value>gr.GR_MSB_FIRST</value>
</param>
<param>
<key>_coordinate</key>
<value>(288, 125)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_repack_bits_bb_0</value>
</param>
<param>
<key>len_tag_key</key>
<value>len_key</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>align_output</key>
<value>False</value>
</param>
</block>
<block>
<key>blocks_repack_bits_bb</key>
<param>
<key>k</key>
<value>8</value>
</param>
<param>
<key>l</key>
<value>1</value>
</param>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>endianness</key>
<value>gr.GR_MSB_FIRST</value>
</param>
<param>
<key>_coordinate</key>
<value>(544, 413)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_repack_bits_bb_0_0</value>
</param>
<param>
<key>len_tag_key</key>
<value>len_key</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>align_output</key>
<value>False</value>
</param>
</block>
<block>
<key>blocks_tag_debug</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>display</key>
<value>True</value>
</param>
<param>
<key>_enabled</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(752, 502)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_tag_debug_0</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>filter</key>
<value>""</value>
</param>
<param>
<key>name</key>
<value></value>
</param>
<param>
<key>num_inputs</key>
<value>1</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>digital_crc32_async_bb</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(424, 300)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_crc32_async_bb_1</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>check</key>
<value>False</value>
</param>
</block>
<block>
<key>digital_protocol_formatter_async</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>format</key>
<value>hdr_format</value>
</param>
<param>
<key>_coordinate</key>
<value>(616, 289)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_protocol_formatter_async_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>digital_protocol_formatter_bb</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>format</key>
<value>hdr_format_bb</value>
</param>
<param>
<key>_coordinate</key>
<value>(296, 413)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_protocol_formatter_bb_0</value>
</param>
<param>
<key>len_tag_key</key>
<value>len_key</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>digital_protocol_parser_b</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>format</key>
<value>hdr_format</value>
</param>
<param>
<key>_coordinate</key>
<value>(496, 132)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_protocol_parser_b_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>digital_protocol_parser_b</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>format</key>
<value>hdr_format_bb</value>
</param>
<param>
<key>_coordinate</key>
<value>(752, 420)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_protocol_parser_b_0_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<connection>
<source_block_id>blocks_message_strobe_0</source_block_id>
<sink_block_id>blocks_random_pdu_0</sink_block_id>
<source_key>strobe</source_key>
<sink_key>generate</sink_key>
</connection>
<connection>
<source_block_id>blocks_pdu_to_tagged_stream_0</source_block_id>
<sink_block_id>blocks_repack_bits_bb_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_pdu_to_tagged_stream_0_0</source_block_id>
<sink_block_id>digital_protocol_formatter_bb_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_random_pdu_0</source_block_id>
<sink_block_id>digital_crc32_async_bb_1</sink_block_id>
<source_key>pdus</source_key>
<sink_key>in</sink_key>
</connection>
<connection>
<source_block_id>blocks_repack_bits_bb_0</source_block_id>
<sink_block_id>digital_protocol_parser_b_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_repack_bits_bb_0_0</source_block_id>
<sink_block_id>blocks_tag_debug_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_repack_bits_bb_0_0</source_block_id>
<sink_block_id>digital_protocol_parser_b_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_crc32_async_bb_1</source_block_id>
<sink_block_id>blocks_pdu_to_tagged_stream_0_0</sink_block_id>
<source_key>out</source_key>
<sink_key>pdus</sink_key>
</connection>
<connection>
<source_block_id>digital_crc32_async_bb_1</source_block_id>
<sink_block_id>digital_protocol_formatter_async_0</sink_block_id>
<source_key>out</source_key>
<sink_key>in</sink_key>
</connection>
<connection>
<source_block_id>digital_protocol_formatter_async_0</source_block_id>
<sink_block_id>blocks_message_debug_0</sink_block_id>
<source_key>header</source_key>
<sink_key>print_pdu</sink_key>
</connection>
<connection>
<source_block_id>digital_protocol_formatter_async_0</source_block_id>
<sink_block_id>blocks_pdu_to_tagged_stream_0</sink_block_id>
<source_key>header</source_key>
<sink_key>pdus</sink_key>
</connection>
<connection>
<source_block_id>digital_protocol_formatter_bb_0</source_block_id>
<sink_block_id>blocks_repack_bits_bb_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_protocol_parser_b_0</source_block_id>
<sink_block_id>blocks_message_debug_0_0</sink_block_id>
<source_key>info</source_key>
<sink_key>print</sink_key>
</connection>
<connection>
<source_block_id>digital_protocol_parser_b_0_0</source_block_id>
<sink_block_id>blocks_message_debug_0_0_0</sink_block_id>
<source_key>info</source_key>
<sink_key>print</sink_key>
</connection>
</flow_graph>