Actually, with the Default Header Format file, and the Protocol
Formatter, use correlation-access tagged block was a piece of cake.
Also, here's an example of bspk using constellations - if you haven't
found already.
-- Cinaed
On 1/14/19 12:39 PM, Cinaed Simson wrote:
> As you may have already discovered, I was wrong about unpacking bits for
> fec.
>
> Actually, I have no idea on how I'm getting the results I'm getting
> using my modifications of your flowgraph - those depreciated blocks
> definitely have strange problems. If I insert the unpack k=8 block as
> required for fec the flowgraph doesn't work.
>
> I ran into a problem testing fec - I modified your sources and I didn't
> have enough frame bits. So I set the frame bits to exactly what I need.
>
> And I can't get a simple correlation access tagged test working - even
> with a tag gate. The only way it works is if remove the access code -
> which defeats the purpose.
>
> So I'm go to have to evolve and get the protocol formatter working.
>
> Also, you don't have to use the rx and tx packet blocks - you can use
> the replacements for the PSK mod/demod blocks - the constellation
> mod/demod blocks - you probably shouldn't use any depreciated blocks.
>
> -- Cinaed
>
>
> On 1/10/19 10:01 PM, Maitry Raval wrote:
>> Hello,
>>
>> Ok, One more query, what is the purpose of the block unpack k=1 bit at
>> output of PSK demod block, because the meaning of unpack k=1 means byte to
>> byte conversion, right?
>>
>> With Best Regards,
>> Maitry Raval,
>>
>> ----- Original Message -----
>> From: "Cinaed Simson" <cinaed.sim...@gmail.com>
>> To: "Maitry Raval" <maitry.ra...@azistaaerospace.com>
>> Cc: "discuss-gnuradio" <discuss-gnuradio@gnu.org>
>> Sent: Friday, January 11, 2019 2:11:54 AM
>> Subject: Re: [Discuss-gnuradio] Regarding correlate access code-tag block
>>
>> On 1/10/19 2:47 AM, Maitry Raval wrote:
>>> Hello,
>>>
>>> Thanks for your time!
>>>
>>> It works completely fine, now I understand that we have to give tagged
>>> stream at the input of encoder.
>>
>> Sorry, I didn't mean to imply you needed the stream to tagged stream
>> block to make it work.
>>
>> I just put in at the beginning so I could use the tag debug as a brute
>> force search to find out what was blocking the flow.
>>
>> There are two sequential tag blocks - the correlate correlate access
>> code-tag from gnuradio and a block from gr-satellites - I would guess
>> that is all you need.
>>
>> Select "pass thru" on the stream to tagged stream block - it should
>> still work.
>>
>> -- Cinaed
>>
>>
>>>
>>>
>>> With Best Regards,
>>> Maitry Raval,
>>> R& D engineer|Azista Industries Pvt Ltd|
>>> 079-40605800|www.azistaaerospace.com
>>>
>>> ----- Original Message -----
>>> From: "Cinaed Simson" <cinaed.sim...@gmail.com>
>>> To: "discuss-gnuradio" <discuss-gnuradio@gnu.org>
>>> Cc: "Maitry Raval" <maitry.ra...@azistaaerospace.com>
>>> Sent: Thursday, January 10, 2019 1:21:34 PM
>>> Subject: Re: [Discuss-gnuradio] Regarding correlate access code-tag block
>>>
>>> Hi Mailry - I was able to get it run.
>>>
>>> I used the "correlate access" block from gnuradio - my installation of
>>> gnuradio didn't like the block in your flowgraph.
>>>
>>> And then I had to install the python module "construct" in order to get
>>> the flowgraph to run.
>>>
>>> In order to get the flowchart to work - at least in the sense of filling
>>> up the output.txt file - I added a "Stream to Tagged Stream" block and
>>> define a consist tag to get the Tag Debug block to work.
>>>
>>> Also, I had to remove the "unpack" block before the PSK modulation,
>>> added a "Unpack K=1" block just after the PSK demodulation - and I set
>>> "Generate Options" to "No Gui" in the Options block.
>>>
>>> -- Cinaed
>>>
>>>
>>>
>>> On 1/8/19 12:40 AM, Maitry Raval wrote:
>>>> Hello,
>>>> thanks for your guidance.
>>>> I have also attached the grc file, input/output files and python file for
>>>> your reference. after adding tag debug, still didn't get any output. I
>>>> have also tried this same in ubuntu 18.04 with GNU radio 3.7.11 version.
>>>> actually because these psk blocks are deprecated, I have tried it with
>>>> dpsk mod, demod block. But as I wanted to do continuous transmission, I
>>>> didn't find replaced block for correlate access code-tag block, and the
>>>> cusom block from gr-satellites are for extracting syncbits.
>>>> I have also tried with simple flow graph by just sream muxing 2 files one
>>>> with sync bits and other one is payload file and give that output to
>>>> correlate access code-tag block, but that also didn't work.
>>>>
>>>> It would be grateful, If you guide me on this. I just want to make that
>>>> sync bits searching and extracting from payload and receive only payload
>>>> at the output.
>>>>
>>>>
>>>> With Best Regards,
>>>> Maitry Raval,
>>>>
>>>>
>>>> ----- Original Message -----
>>>> From: "Cinaed Simson" <cinaed.sim...@gmail.com>
>>>> To: "discuss-gnuradio" <discuss-gnuradio@gnu.org>
>>>> Sent: Tuesday, January 8, 2019 1:47:56 PM
>>>> Subject: Re: [Discuss-gnuradio] Regarding correlate access code-tag block
>>>>
>>>> I broke down and looked at the image.
>>>>
>>>> Note, PSK Demod, Correlate Access Code - Tag, Packet Encoder, and Packet
>>>> Decoder have been depreciated.
>>>>
>>>> And they're usually depreciated because they have problems - and they
>>>> are usually replaced with different blocks which work better and are
>>>> typically more general.
>>>>
>>>> The tutorials are good place to start looking for the replacements.
>>>>
>>>> -- Cinaed
>>>>
>>>>
>>>> On 1/7/19 11:22 PM, Thomas Lavarenne wrote:
>>>>> Oh, it is "File Sink" not "Tagged file sink", didn't see sorry.
>>>>>
>>>>> Le mar. 8 janv. 2019 à 08:20, Thomas Lavarenne
>>>>> <thomas.lavare...@gmail.com <mailto:thomas.lavare...@gmail.com>> a écrit :
>>>>>
>>>>>
>>>>>
>>>>> Hi,
>>>>>
>>>>> But, the issue is that correlate access code-tag block is not
>>>>> working and producing tags, so that my output file will come
>>>>> blank. as I am certain that at the output of FEC extended
>>>>> decoder, both the sync bits and payload is available which I
>>>>> have seen by attaching file sink at the output of FEC extended
>>>>> decoder.
>>>>>
>>>>>
>>>>> There is a block "Tag Debug" to see if the tag is generated behind
>>>>> "correlate access code - tag block".
>>>>>
>>>>> On the other hand, the documentation of "Tagged File sink" indicate
>>>>> that the block need the keyword "burst" (with value: True) to
>>>>> trigger the saving of the data.
>>>>>
>>>>> Best regards,
>>>>>
>>>>> Thomas
>>>>>
>>>>> _______________________________________________
>>>>>
>>>>> Discuss-gnuradio mailing list
>>>>> Discuss-gnuradio@gnu.org <mailto:Discuss-gnuradio@gnu.org>
>>>>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Discuss-gnuradio mailing list
>>>>> Discuss-gnuradio@gnu.org
>>>>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> Discuss-gnuradio mailing list
>>>> Discuss-gnuradio@gnu.org
>>>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>>>>
>>>>
>>>> _______________________________________________
>>>> Discuss-gnuradio mailing list
>>>> Discuss-gnuradio@gnu.org
>>>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>>>>
>>> .
>>>
>>
>
<?xml version='1.0' encoding='utf-8'?>
<?grc format='1' created='3.7.13'?>
<flow_graph>
<timestamp>Thu Jan 10 02:37:05 2019</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>[GRC Hier Blocks]</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, 8)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>generate_options</key>
<value>qt_gui</value>
</param>
<param>
<key>hier_block_src_path</key>
<value>.:</value>
</param>
<param>
<key>id</key>
<value>top_block</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>sizing_mode</key>
<value>fixed</value>
</param>
<param>
<key>thread_safe_setters</key>
<value></value>
</param>
<param>
<key>title</key>
<value></value>
</param>
<param>
<key>placement</key>
<value>(0,0)</value>
</param>
</block>
<block>
<key>variable_header_format_default</key>
<param>
<key>access_code</key>
<value>digital.packet_utils.default_access_code</value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(304, 16)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>default_hdr_format</value>
</param>
<param>
<key>bps</key>
<value>1</value>
</param>
<param>
<key>threshold</key>
<value>0</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>(16, 140)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>packet_len</value>
</param>
<param>
<key>value</key>
<value>80</value>
</param>
</block>
<block>
<key>variable</key>
<param>
<key>comment</key>
<value>Length is 48.</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(184, 132)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>pattern</value>
</param>
<param>
<key>value</key>
<value>6*[1,0,1,0,1,0,1,0]</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>(16, 76)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>samp_rate</value>
</param>
<param>
<key>value</key>
<value>2**15</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>True</value>
</param>
<param>
<key>endianness</key>
<value>gr.GR_MSB_FIRST</value>
</param>
<param>
<key>_coordinate</key>
<value>(1056, 228)</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>packet_len</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>1</value>
</param>
<param>
<key>l</key>
<value>8</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>True</value>
</param>
<param>
<key>endianness</key>
<value>gr.GR_MSB_FIRST</value>
</param>
<param>
<key>_coordinate</key>
<value>(648, 340)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_repack_bits_bb_0_0_0</value>
</param>
<param>
<key>len_tag_key</key>
<value>packet_len2</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_stream_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>(368, 244)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_stream_to_tagged_stream_0</value>
</param>
<param>
<key>len_tag_key</key>
<value>packet_len</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>packet_len</key>
<value>frame_size</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>vlen</key>
<value>1</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>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(848, 332)</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>blocks_tag_gate</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>(184, 340)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_tag_gate_0</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>propagate_tags</key>
<value>False</value>
</param>
<param>
<key>single_key</key>
<value>""</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>blocks_tagged_stream_mux</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>(656, 224)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_tagged_stream_mux_0</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>lengthtagname</key>
<value>packet_len</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>ninputs</key>
<value>2</value>
</param>
<param>
<key>tag_preserve_head_pos</key>
<value>0</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>blocks_throttle</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>(880, 236)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_throttle_0</value>
</param>
<param>
<key>ignoretag</key>
<value>True</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>samples_per_second</key>
<value>samp_rate</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>blocks_vector_source_x</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>(184, 236)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_vector_source_x_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>repeat</key>
<value>True</value>
</param>
<param>
<key>tags</key>
<value>[]</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
<param>
<key>vector</key>
<value>pattern</value>
</param>
</block>
<block>
<key>digital_correlate_access_code_xx_ts</key>
<param>
<key>access_code</key>
<value>digital.packet_utils.default_access_code</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>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(360, 332)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_correlate_access_code_xx_ts_0</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>tagname</key>
<value>packet_len2</value>
</param>
<param>
<key>threshold</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>1</value>
</param>
<param>
<key>format</key>
<value>default_hdr_format</value>
</param>
<param>
<key>_coordinate</key>
<value>(608, 124)</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>packet_len</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>parameter</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(184, 16)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>frame_size</value>
</param>
<param>
<key>label</key>
<value>Frame Size</value>
</param>
<param>
<key>short_id</key>
<value></value>
</param>
<param>
<key>hide</key>
<value>none</value>
</param>
<param>
<key>type</key>
<value>intx</value>
</param>
<param>
<key>value</key>
<value>48</value>
</param>
</block>
<connection>
<source_block_id>blocks_repack_bits_bb_0_0</source_block_id>
<sink_block_id>blocks_tag_gate_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_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_stream_to_tagged_stream_0</source_block_id>
<sink_block_id>blocks_tagged_stream_mux_0</sink_block_id>
<source_key>0</source_key>
<sink_key>1</sink_key>
</connection>
<connection>
<source_block_id>blocks_stream_to_tagged_stream_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_tag_gate_0</source_block_id>
<sink_block_id>digital_correlate_access_code_xx_ts_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_tagged_stream_mux_0</source_block_id>
<sink_block_id>blocks_throttle_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_throttle_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>blocks_vector_source_x_0</source_block_id>
<sink_block_id>blocks_stream_to_tagged_stream_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_correlate_access_code_xx_ts_0</source_block_id>
<sink_block_id>blocks_repack_bits_bb_0_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_protocol_formatter_bb_0</source_block_id>
<sink_block_id>blocks_tagged_stream_mux_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
</flow_graph>
<?xml version='1.0' encoding='utf-8'?>
<?grc format='1' created='3.7.13'?>
<flow_graph>
<timestamp>Thu May 18 22:02:25 2017</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>[GRC Hier Blocks]</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, 8)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>generate_options</key>
<value>qt_gui</value>
</param>
<param>
<key>hier_block_src_path</key>
<value>.:</value>
</param>
<param>
<key>id</key>
<value>top_block</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>sizing_mode</key>
<value>fixed</value>
</param>
<param>
<key>thread_safe_setters</key>
<value></value>
</param>
<param>
<key>title</key>
<value></value>
</param>
<param>
<key>placement</key>
<value>(0,0)</value>
</param>
</block>
<block>
<key>variable_qtgui_range</key>
<param>
<key>comment</key>
<value>xu4 bpsk (m=2) delays=29
xu4 qpsk (m=4) delays=57</value>
</param>
<param>
<key>value</key>
<value>29</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(8, 336)</value>
</param>
<param>
<key>gui_hint</key>
<value></value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>delay</value>
</param>
<param>
<key>label</key>
<value>Delay</value>
</param>
<param>
<key>min_len</key>
<value>200</value>
</param>
<param>
<key>orient</key>
<value>Qt.Horizontal</value>
</param>
<param>
<key>start</key>
<value>-200</value>
</param>
<param>
<key>step</key>
<value>1</value>
</param>
<param>
<key>stop</key>
<value>200</value>
</param>
<param>
<key>rangeType</key>
<value>float</value>
</param>
<param>
<key>widget</key>
<value>counter_slider</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>(376, 12)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>excess_bw</value>
</param>
<param>
<key>value</key>
<value>0.35</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>(608, 12)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>nfilts</value>
</param>
<param>
<key>value</key>
<value>32</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>(480, 516)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>qpsk_gray_codes</value>
</param>
<param>
<key>value</key>
<value>digital.utils.gray_code.gray_code(digital.qpsk_constellation().rotational_symmetry())</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>(680, 12)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>rrc_taps</value>
</param>
<param>
<key>value</key>
<value>firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), 0.35, 11*sps*nfilts)</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>(192, 12)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>samp_rate</value>
</param>
<param>
<key>value</key>
<value>32768</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>(296, 12)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>sps</value>
</param>
<param>
<key>value</key>
<value>8</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>(480, 12)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>timing_loop_bw</value>
</param>
<param>
<key>value</key>
<value>6.28/100.0</value>
</param>
</block>
<block>
<key>variable_constellation</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>const_points</key>
<value>digital.psk_2()[0]</value>
</param>
<param>
<key>type</key>
<value>calcdist</value>
</param>
<param>
<key>dims</key>
<value>digital.bpsk_constellation().dimensionality()</value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(0, 512)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>vc</value>
</param>
<param>
<key>rot_sym</key>
<value>digital.bpsk_constellation().rotational_symmetry()</value>
</param>
<param>
<key>soft_dec_lut</key>
<value>'auto'</value>
</param>
<param>
<key>precision</key>
<value>8</value>
</param>
<param>
<key>sym_map</key>
<value>digital.psk_2()[1]</value>
</param>
</block>
<block>
<key>variable_constellation</key>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>const_points</key>
<value>digital.psk_4()[0]</value>
</param>
<param>
<key>type</key>
<value>calcdist</value>
</param>
<param>
<key>dims</key>
<value>digital.qpsk_constellation().dimensionality()</value>
</param>
<param>
<key>_enabled</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(240, 512)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>vc</value>
</param>
<param>
<key>rot_sym</key>
<value>digital.qpsk_constellation().rotational_symmetry()</value>
</param>
<param>
<key>soft_dec_lut</key>
<value>'auto'</value>
</param>
<param>
<key>precision</key>
<value>8</value>
</param>
<param>
<key>sym_map</key>
<value>digital.psk_4()[1]</value>
</param>
</block>
<block>
<key>analog_random_source_x</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>(128, 152)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>analog_random_source_x_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>max</key>
<value>256</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>min</key>
<value>0</value>
</param>
<param>
<key>num_samps</key>
<value>256</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>repeat</key>
<value>True</value>
</param>
</block>
<block>
<key>blocks_char_to_float</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>(448, 340)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_char_to_float_0_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>scale</key>
<value>1</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>blocks_char_to_float</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>(448, 404)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_char_to_float_0_0_1</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>scale</key>
<value>1</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>blocks_delay</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>delay</key>
<value>int(delay)</value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(312, 404)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_delay_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>num_ports</key>
<value>1</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>blocks_throttle</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>(296, 172)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>blocks_throttle_0</value>
</param>
<param>
<key>ignoretag</key>
<value>True</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>samples_per_second</key>
<value>samp_rate</value>
</param>
<param>
<key>type</key>
<value>byte</value>
</param>
<param>
<key>vlen</key>
<value>1</value>
</param>
</block>
<block>
<key>blocks_unpack_k_bits_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>(296, 268)</value>
</param>
<param>
<key>_rotation</key>
<value>180</value>
</param>
<param>
<key>id</key>
<value>blocks_unpack_k_bits_bb_0_0</value>
</param>
<param>
<key>k</key>
<value>vc.bits_per_symbol()</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>blocks_unpack_k_bits_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>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(220, 288)</value>
</param>
<param>
<key>_rotation</key>
<value>270</value>
</param>
<param>
<key>id</key>
<value>blocks_unpack_k_bits_bb_0_0_1</value>
</param>
<param>
<key>k</key>
<value>8</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>digital_constellation_decoder_cb</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>constellation</key>
<value>vc</value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(808, 268)</value>
</param>
<param>
<key>_rotation</key>
<value>180</value>
</param>
<param>
<key>id</key>
<value>digital_constellation_decoder_cb_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>digital_constellation_modulator</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>constellation</key>
<value>vc</value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>differential</key>
<value>False</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>excess_bw</key>
<value>excess_bw</value>
</param>
<param>
<key>_coordinate</key>
<value>(520, 152)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_constellation_modulator_0</value>
</param>
<param>
<key>log</key>
<value>False</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>samples_per_symbol</key>
<value>sps</value>
</param>
<param>
<key>verbose</key>
<value>False</value>
</param>
</block>
<block>
<key>digital_diff_decoder_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>2</value>
</param>
<param>
<key>_coordinate</key>
<value>(472, 268)</value>
</param>
<param>
<key>_rotation</key>
<value>180</value>
</param>
<param>
<key>id</key>
<value>digital_diff_decoder_bb_0_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>modulus</key>
<value>vc.arity()</value>
</param>
</block>
<block>
<key>digital_map_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>(672, 268)</value>
</param>
<param>
<key>_rotation</key>
<value>180</value>
</param>
<param>
<key>id</key>
<value>digital_map_bb_0_0</value>
</param>
<param>
<key>map</key>
<value>vc.pre_diff_code()</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>digital_pfb_clock_sync_xxx</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>filter_size</key>
<value>nfilts</value>
</param>
<param>
<key>_coordinate</key>
<value>(760, 128)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>digital_pfb_clock_sync_xxx_0</value>
</param>
<param>
<key>init_phase</key>
<value>nfilts/2</value>
</param>
<param>
<key>loop_bw</key>
<value>timing_loop_bw</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>max_dev</key>
<value>1.5</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>osps</key>
<value>1</value>
</param>
<param>
<key>sps</key>
<value>sps</value>
</param>
<param>
<key>taps</key>
<value>rrc_taps</value>
</param>
<param>
<key>type</key>
<value>ccf</value>
</param>
</block>
<block>
<key>qtgui_const_sink_x</key>
<param>
<key>autoscale</key>
<value>False</value>
</param>
<param>
<key>axislabels</key>
<value>True</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>_coordinate</key>
<value>(1040, 44)</value>
</param>
<param>
<key>gui_hint</key>
<value></value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>grid</key>
<value>False</value>
</param>
<param>
<key>id</key>
<value>qtgui_const_sink_x_0</value>
</param>
<param>
<key>legend</key>
<value>True</value>
</param>
<param>
<key>alpha1</key>
<value>1.0</value>
</param>
<param>
<key>color1</key>
<value>"blue"</value>
</param>
<param>
<key>label1</key>
<value></value>
</param>
<param>
<key>marker1</key>
<value>0</value>
</param>
<param>
<key>style1</key>
<value>0</value>
</param>
<param>
<key>width1</key>
<value>1</value>
</param>
<param>
<key>alpha10</key>
<value>1.0</value>
</param>
<param>
<key>color10</key>
<value>"red"</value>
</param>
<param>
<key>label10</key>
<value></value>
</param>
<param>
<key>marker10</key>
<value>0</value>
</param>
<param>
<key>style10</key>
<value>0</value>
</param>
<param>
<key>width10</key>
<value>1</value>
</param>
<param>
<key>alpha2</key>
<value>1.0</value>
</param>
<param>
<key>color2</key>
<value>"red"</value>
</param>
<param>
<key>label2</key>
<value></value>
</param>
<param>
<key>marker2</key>
<value>0</value>
</param>
<param>
<key>style2</key>
<value>0</value>
</param>
<param>
<key>width2</key>
<value>1</value>
</param>
<param>
<key>alpha3</key>
<value>1.0</value>
</param>
<param>
<key>color3</key>
<value>"red"</value>
</param>
<param>
<key>label3</key>
<value></value>
</param>
<param>
<key>marker3</key>
<value>0</value>
</param>
<param>
<key>style3</key>
<value>0</value>
</param>
<param>
<key>width3</key>
<value>1</value>
</param>
<param>
<key>alpha4</key>
<value>1.0</value>
</param>
<param>
<key>color4</key>
<value>"red"</value>
</param>
<param>
<key>label4</key>
<value></value>
</param>
<param>
<key>marker4</key>
<value>0</value>
</param>
<param>
<key>style4</key>
<value>0</value>
</param>
<param>
<key>width4</key>
<value>1</value>
</param>
<param>
<key>alpha5</key>
<value>1.0</value>
</param>
<param>
<key>color5</key>
<value>"red"</value>
</param>
<param>
<key>label5</key>
<value></value>
</param>
<param>
<key>marker5</key>
<value>0</value>
</param>
<param>
<key>style5</key>
<value>0</value>
</param>
<param>
<key>width5</key>
<value>1</value>
</param>
<param>
<key>alpha6</key>
<value>1.0</value>
</param>
<param>
<key>color6</key>
<value>"red"</value>
</param>
<param>
<key>label6</key>
<value></value>
</param>
<param>
<key>marker6</key>
<value>0</value>
</param>
<param>
<key>style6</key>
<value>0</value>
</param>
<param>
<key>width6</key>
<value>1</value>
</param>
<param>
<key>alpha7</key>
<value>1.0</value>
</param>
<param>
<key>color7</key>
<value>"red"</value>
</param>
<param>
<key>label7</key>
<value></value>
</param>
<param>
<key>marker7</key>
<value>0</value>
</param>
<param>
<key>style7</key>
<value>0</value>
</param>
<param>
<key>width7</key>
<value>1</value>
</param>
<param>
<key>alpha8</key>
<value>1.0</value>
</param>
<param>
<key>color8</key>
<value>"red"</value>
</param>
<param>
<key>label8</key>
<value></value>
</param>
<param>
<key>marker8</key>
<value>0</value>
</param>
<param>
<key>style8</key>
<value>0</value>
</param>
<param>
<key>width8</key>
<value>1</value>
</param>
<param>
<key>alpha9</key>
<value>1.0</value>
</param>
<param>
<key>color9</key>
<value>"red"</value>
</param>
<param>
<key>label9</key>
<value></value>
</param>
<param>
<key>marker9</key>
<value>0</value>
</param>
<param>
<key>style9</key>
<value>0</value>
</param>
<param>
<key>width9</key>
<value>1</value>
</param>
<param>
<key>name</key>
<value>"polyphase clock"</value>
</param>
<param>
<key>nconnections</key>
<value>1</value>
</param>
<param>
<key>size</key>
<value>1024</value>
</param>
<param>
<key>tr_chan</key>
<value>0</value>
</param>
<param>
<key>tr_level</key>
<value>0.0</value>
</param>
<param>
<key>tr_mode</key>
<value>qtgui.TRIG_MODE_FREE</value>
</param>
<param>
<key>tr_slope</key>
<value>qtgui.TRIG_SLOPE_POS</value>
</param>
<param>
<key>tr_tag</key>
<value>""</value>
</param>
<param>
<key>type</key>
<value>complex</value>
</param>
<param>
<key>update_time</key>
<value>0.10</value>
</param>
<param>
<key>xmax</key>
<value>2</value>
</param>
<param>
<key>xmin</key>
<value>-2</value>
</param>
<param>
<key>ymax</key>
<value>2</value>
</param>
<param>
<key>ymin</key>
<value>-2</value>
</param>
</block>
<block>
<key>qtgui_time_sink_x</key>
<param>
<key>autoscale</key>
<value>False</value>
</param>
<param>
<key>axislabels</key>
<value>True</value>
</param>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>ctrlpanel</key>
<value>False</value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>entags</key>
<value>True</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(680, 356)</value>
</param>
<param>
<key>gui_hint</key>
<value></value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>grid</key>
<value>False</value>
</param>
<param>
<key>id</key>
<value>qtgui_time_sink_x_0_0</value>
</param>
<param>
<key>legend</key>
<value>True</value>
</param>
<param>
<key>alpha1</key>
<value>1.0</value>
</param>
<param>
<key>color1</key>
<value>"blue"</value>
</param>
<param>
<key>label1</key>
<value>"vc symbols"</value>
</param>
<param>
<key>marker1</key>
<value>-1</value>
</param>
<param>
<key>style1</key>
<value>1</value>
</param>
<param>
<key>width1</key>
<value>1</value>
</param>
<param>
<key>alpha10</key>
<value>1.0</value>
</param>
<param>
<key>color10</key>
<value>"blue"</value>
</param>
<param>
<key>label10</key>
<value></value>
</param>
<param>
<key>marker10</key>
<value>-1</value>
</param>
<param>
<key>style10</key>
<value>1</value>
</param>
<param>
<key>width10</key>
<value>1</value>
</param>
<param>
<key>alpha2</key>
<value>1.0</value>
</param>
<param>
<key>color2</key>
<value>"red"</value>
</param>
<param>
<key>label2</key>
<value>"dpsk symbols"</value>
</param>
<param>
<key>marker2</key>
<value>-1</value>
</param>
<param>
<key>style2</key>
<value>1</value>
</param>
<param>
<key>width2</key>
<value>1</value>
</param>
<param>
<key>alpha3</key>
<value>1.0</value>
</param>
<param>
<key>color3</key>
<value>"green"</value>
</param>
<param>
<key>label3</key>
<value>difference</value>
</param>
<param>
<key>marker3</key>
<value>-1</value>
</param>
<param>
<key>style3</key>
<value>1</value>
</param>
<param>
<key>width3</key>
<value>1</value>
</param>
<param>
<key>alpha4</key>
<value>1.0</value>
</param>
<param>
<key>color4</key>
<value>"black"</value>
</param>
<param>
<key>label4</key>
<value></value>
</param>
<param>
<key>marker4</key>
<value>-1</value>
</param>
<param>
<key>style4</key>
<value>1</value>
</param>
<param>
<key>width4</key>
<value>1</value>
</param>
<param>
<key>alpha5</key>
<value>1.0</value>
</param>
<param>
<key>color5</key>
<value>"cyan"</value>
</param>
<param>
<key>label5</key>
<value></value>
</param>
<param>
<key>marker5</key>
<value>-1</value>
</param>
<param>
<key>style5</key>
<value>1</value>
</param>
<param>
<key>width5</key>
<value>1</value>
</param>
<param>
<key>alpha6</key>
<value>1.0</value>
</param>
<param>
<key>color6</key>
<value>"magenta"</value>
</param>
<param>
<key>label6</key>
<value></value>
</param>
<param>
<key>marker6</key>
<value>-1</value>
</param>
<param>
<key>style6</key>
<value>1</value>
</param>
<param>
<key>width6</key>
<value>1</value>
</param>
<param>
<key>alpha7</key>
<value>1.0</value>
</param>
<param>
<key>color7</key>
<value>"yellow"</value>
</param>
<param>
<key>label7</key>
<value></value>
</param>
<param>
<key>marker7</key>
<value>-1</value>
</param>
<param>
<key>style7</key>
<value>1</value>
</param>
<param>
<key>width7</key>
<value>1</value>
</param>
<param>
<key>alpha8</key>
<value>1.0</value>
</param>
<param>
<key>color8</key>
<value>"dark red"</value>
</param>
<param>
<key>label8</key>
<value></value>
</param>
<param>
<key>marker8</key>
<value>-1</value>
</param>
<param>
<key>style8</key>
<value>1</value>
</param>
<param>
<key>width8</key>
<value>1</value>
</param>
<param>
<key>alpha9</key>
<value>1.0</value>
</param>
<param>
<key>color9</key>
<value>"dark green"</value>
</param>
<param>
<key>label9</key>
<value></value>
</param>
<param>
<key>marker9</key>
<value>-1</value>
</param>
<param>
<key>style9</key>
<value>1</value>
</param>
<param>
<key>width9</key>
<value>1</value>
</param>
<param>
<key>name</key>
<value></value>
</param>
<param>
<key>nconnections</key>
<value>2</value>
</param>
<param>
<key>size</key>
<value>300</value>
</param>
<param>
<key>srate</key>
<value>samp_rate</value>
</param>
<param>
<key>stemplot</key>
<value>False</value>
</param>
<param>
<key>tr_chan</key>
<value>0</value>
</param>
<param>
<key>tr_delay</key>
<value>0</value>
</param>
<param>
<key>tr_level</key>
<value>0.0</value>
</param>
<param>
<key>tr_mode</key>
<value>qtgui.TRIG_MODE_FREE</value>
</param>
<param>
<key>tr_slope</key>
<value>qtgui.TRIG_SLOPE_POS</value>
</param>
<param>
<key>tr_tag</key>
<value>""</value>
</param>
<param>
<key>type</key>
<value>float</value>
</param>
<param>
<key>update_time</key>
<value>0.10</value>
</param>
<param>
<key>ylabel</key>
<value>Amplitude</value>
</param>
<param>
<key>yunit</key>
<value>""</value>
</param>
<param>
<key>ymax</key>
<value>1.5</value>
</param>
<param>
<key>ymin</key>
<value>-.5</value>
</param>
</block>
<connection>
<source_block_id>analog_random_source_x_0</source_block_id>
<sink_block_id>blocks_throttle_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_char_to_float_0_0</source_block_id>
<sink_block_id>qtgui_time_sink_x_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_char_to_float_0_0_1</source_block_id>
<sink_block_id>qtgui_time_sink_x_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>1</sink_key>
</connection>
<connection>
<source_block_id>blocks_delay_0</source_block_id>
<sink_block_id>blocks_char_to_float_0_0_1</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_throttle_0</source_block_id>
<sink_block_id>blocks_unpack_k_bits_bb_0_0_1</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_throttle_0</source_block_id>
<sink_block_id>digital_constellation_modulator_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_unpack_k_bits_bb_0_0</source_block_id>
<sink_block_id>blocks_char_to_float_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_unpack_k_bits_bb_0_0_1</source_block_id>
<sink_block_id>blocks_delay_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_constellation_decoder_cb_0</source_block_id>
<sink_block_id>digital_map_bb_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_constellation_modulator_0</source_block_id>
<sink_block_id>digital_pfb_clock_sync_xxx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_diff_decoder_bb_0_0</source_block_id>
<sink_block_id>blocks_unpack_k_bits_bb_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_map_bb_0_0</source_block_id>
<sink_block_id>digital_diff_decoder_bb_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_pfb_clock_sync_xxx_0</source_block_id>
<sink_block_id>digital_constellation_decoder_cb_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>digital_pfb_clock_sync_xxx_0</source_block_id>
<sink_block_id>qtgui_const_sink_x_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
</flow_graph>
_______________________________________________
Discuss-gnuradio mailing list
Discuss-gnuradio@gnu.org
https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
