Hello!
Have a look to XMLRPM Client/Server blocks.
Regards.
Ivan
> Il giorno 10 gen 2025, alle ore 14:12, Muhammad Anas ha
> scritto:
>
>
> Dear GNU Radio Community,
>
> I want to change the frequency or another parameter in GRC flowgraph, from
> the another appli
/Handling_Flowgraphs.
Regards.
Ivan
> Il giorno 28 mag 2024, alle ore 06:00, Rakesh M ha
> scritto:
>
>
> Hello,
>
> GNU Radio version 3.10
>
> My requirement is to switch between multiple waveforms. For this purpose, I
> think I should use the Selector Block.
Thank you very much for the thorough approach to my question and
detailed instructions on how to catch the problem.
I tried to look with a debugger earlier, but I am not good at debugging
and C++. That's why I reproduced the steps you suggested.
Below is the output of the commands. I understa
Hey, everybody.
I am just starting to try GNUradio and I am facing some difficulties.
Maybe someone can comment and suggest a direction to find an answer to
my question.
I have GNUradio 3.10.9.2 installed on ArchLinux; in gnuradio-companion I
created a simple flowgraph: noise source -> throt
I found out to make it work!
The problem was that set_history needs to be called after the constructor of
the super class. Probably it needs to know first the input signature. You will
be able to confirm me that.
Thanks for help!
Ivan
> Il giorno 25 set 2023, alle ore 16:12, Marcus Mül
Nobody knows where could be the problem?I thought an incompatibility between gnuradio and python versions.Regards.IvanIl giorno 21 set 2023, alle ore 18:13, Ivan Iudice ha scritto:Dear Jeff,thank you for answer.My code does exactly the same things.Regards.IvanIl giorno 21 set 2023, alle ore 17
Error: maximum recursion depth exceeded>>> Done (return code 1)I'm using GNU Radio 3.10.5.1 (Python 3.11.2) on Debian 12.
What is going on?
Thanks in advance!
Ivan
Hello everybody!Finally I managed to set up a GitHub repository with the code.krono-i2/gr-spoof1090github.comI have to verify if that is the last version of the code.Please, stay tuned!IvanIl giorno 3 lug 2023, alle ore 16:53, Mike Sousa ha scritto:
Thanks Ivan and John. Ivan I would
Hi Vasil,
setting .profile works like a charm!
Thanks for help.
Regards.
Ivan
> Il giorno 5 apr 2023, alle ore 14:28, Vasil Velichkov
> ha scritto:
>
> Hi Ivan,
>
>> On 04/04/2023 17.17, kron...@tiscali.it wrote:
>> It seems gnome shell does not consider th
minimum output vector size, but this is
another story.
Regards.
Ivan
> Il giorno 26 ott 2022, alle ore 04:23, George Edwards
> ha scritto:
>
>
> Hello GNURadio Community,
>
> I designed an OOT block to accept vectors of size 448 samples. In the
> flowgraph, my block
and use
it. I hope it will be helpful. Here is the link:
https://marketplace.visualstudio.com/items?itemName=ivannovak1004.gnuradio-integration
Best regards
Ivan Novak
You need to re-compile and “make install” another time the modified module.
Ivan
> Il giorno 19 gen 2022, alle ore 11:17, Michelle ha
> scritto:
>
>
> Hello Ivan,
> ahhh okay I will do it! thank you for the advice.
> I have another question, I would like to make a sligh
This is not a final solution…
You need to add your library path in /etc/ld.so.conf.d/ in order to see your
library everywhere.
Have a nice day.
Ivan
> Il giorno 19 gen 2022, alle ore 10:52, Michelle ha
> scritto:
>
> Good morning Vasil,
>
> I followed your indica
What’s your distribution?
Ivan
> Il giorno 18 gen 2022, alle ore 13:28, Michelle ha
> scritto:
>
>
> Hi Ivan,
>
> thank you for your answer, I had already done it but the error still appears.
>
> On 2022-01-18 7:22 a.m., Ivan Iudice wrote:
>> Try to run
Try to run ldconfig after male install your OOT module.
Ivan
> Il giorno 18 gen 2022, alle ore 13:16, Michelle ha
> scritto:
>
>
> hello,
>
> I created an OOT module, added a block and made the block available in GRC.
> Then I installed the module and called ld
I fixed all the bugs but the result remained the same. ((
вт, 26 окт. 2021 г. в 04:14, Jonathon Pendlum :
> Hi Ivan,
>
> Ming is correct. You need to modify this line:
>
> - { srcblk: window0, srcport: out_0, dstblk: fft0, dstport: *in0* }
>
> to
>
> - { srcblk: wind
I read the manual. And I tried to do everything according to the
instructions and existing examples. The yaml source file also uses
x300_radio block
вс, 24 окт. 2021 г. в 18:17, Marcus D. Leech :
> On 2021-10-23 5:58 p.m., Ivan Zahartchuk wrote:
>
> I want to create FPGA firmware for
: image.png]
пт, 22 окт. 2021 г. в 17:55, Marcus D. Leech :
> On 2021-10-22 6:05 a.m., Ivan Zahartchuk wrote:
>
> Yes I am setting fft for magnitudes. On the front side, I am doing a log. I
> perfectly understand where infinity comes from. I don’t understand why the
> FFT returns 0
Yes I am setting fft for magnitudes. On the front side, I am doing a
log. I perfectly understand where infinity comes from. I don’t
understand why the FFT returns 0. But how can I configure the Window?
пт, 22 окт. 2021 г. в 01:51, Marcus D. Leech :
> On 2021-10-21 6:40 p.m., Ivan Zahartc
Hello, I have a problem that when receiving samples from the USRP E310
board, after the FFT block at low gain, zero values are received.
After that I log them and get infinity. I wanted to figure out what
the problem is, but I have no idea, maybe the Window block will fix
the situation. But when bu
.
Regards.
Ivan
> Il giorno 20 lug 2021, alle ore 22:40, Marcus D. Leech
> ha scritto:
>
>
>> On 07/20/2021 03:52 PM, Mike wrote:
>> Hello,
>>
>> We are working with the srsRAN software package (www.srslte.com). Our
>> hardware configuration is a l
Having a background with Matlab, now I am working on QPSK transceiver in
Gnuradio.
I have a question for understanding RRC filter parameters in Gnuradio.
Let's take an RRC interpolation filter in the transmitter. There are
parameters for sample rate and for symbol rate. Suppose my sample rate is
32
Hello. I want to make a transceiver based on USRP E310. That is, on
one channel, reception and on another transceiver. But I can't see
signals on the receive channel. And the LEDs do not show transmission.
Tell me in which direction to look.
[image: Снимок экрана от 2021-04-27 00-55-22.png]
Hello, I'm trying to switch gpio to usrp E 310 using rfnoc access to it. I
take the example rfnoc fosphor as a basis. But I get an error:
Traceback (most recent call last): File "rfnoc_fosphor_network_usrp.py",
line 319, in main () File "rfnoc_fosphor_network_usrp.py", line
308, in main tb = top_b
-- Forwarded message -
От: Ivan Zahartchuk
Date: пн, 29 мар. 2021 г. в 22:54
Subject: Python block development in gnuradio
To: discuss-gnuradio
Hello, I'm trying to create a block that will group data and switch gpio
every time in the graph. That is, if I want to read the
Hello, I'm trying to create a block that will group data and switch gpio
every time in the graph. That is, if I want to read the data, write it to
memory, switch the gpio again to read the data and then transfer it to the
socket. Tell me if I'm doing it right?
"""
Embedded Python Blocks:
Each time
I saw something similar but did not find anything with the participation of E310
ср, 10 мар. 2021 г. в 01:56, Marcus D Leech :
> Balint Seeber did work on this many years ago using GnuRadio. I suggest
> tracking down his work.
>
> Sent from my iPhone
>
> > On Mar 9, 2
Hello, I am trying to create a layout for a USRP E310 based direction
finder in gnuradio. I need to read data from two inputs and give a
command to switch the switch. And so several times. But I have no idea
yet if this can be done in gnuradio. Can anyone give some ideas on
this?
Hello. I want to create a graph to run gr-fosphor for usrp e310 but I
haven't found any examples or at least uhd_image_builder.py to build
firmware. Tell me if this is possible and what resources you can look at in
this direction.
Hello. Tell me how to compile RFnoC firmware for USRP E310 so that you can
control GPIO through the Radio block?
Try compiling release 3.8 with Fedora’s dependencies. It should work.
Ivan
> Il giorno 9 dic 2020, alle ore 08:39, T White ha scritto:
>
>
> I installed the binary for CentOs previously which is for version 3.7.11,
> however, none of the Qt gui options installed by defaul
all
If you need latest stable release (3.8), try using dependencies for Fedora...
Or upgrade to centos 8! ;)
Have a good day.
Ivan
> Il giorno 9 dic 2020, alle ore 07:51, T White ha scritto:
>
>
> Hello
> The link below doesn't seem to provide any specific instructio
ate to 5msps and try again.
>
> Sent from my iPhone
>
> > On Nov 20, 2020, at 10:02 PM, Ivan Zahartchuk via USRP-users <
> usrp-us...@lists.ettus.com> wrote:
> >
> >
> > Hello, I want to launch two channels for receiving in parallel with usrp
> e310 rfnoc.
Thank you!
чт, 19 нояб. 2020 г. в 06:54, Jonathon Pendlum :
> Hi Ivan,
>
> Try building with the gr-ettus maint-3.7 branch.
>
> Jonathon
>
> On Wed, Nov 18, 2020 at 1:08 PM Ivan Zahartchuk via USRP-users <
> usrp-us...@lists.ettus.com> wrote:
>
>>
>&g
with the version required (4.0). how can I be in such a
situation?
ср, 18 нояб. 2020 г. в 16:24, Derek Kozel :
> Hi Ivan,
>
> The TX/RX and RX2 are ports on the same receiver channel. As Julian says
> there are two receivers, A and B. For a receive only application the RX2
> ports are
Another question of interest is which channels are coherent? Rx1 and RX2 or
RX1 and RX / TX?
вт, 17 нояб. 2020 г. в 01:56, Ivan Iudice :
> Right!
> Be careful, DOA estimation using only 2 antennas works but it’s not so
> accurate.
> Enjoy!
>
> Ivan
>
> > Il giorno
Right!
Be careful, DOA estimation using only 2 antennas works but it’s not so accurate.
Enjoy!
Ivan
> Il giorno 17 nov 2020, alle ore 00:35, Ivan Zahartchuk
> ha scritto:
>
>
>
>
>
> That is, in theory, I can simply start two streams from two channels and
>
That is, in theory, I can simply start two streams from two channels and
further process them using certain direction finding algorithms?
Hello. I am interested in the possibility of implementing a prototype
direction finder based on the USRP E310 board. Since I have it in stock.
Interested in basic questions such as is it possible to synchronize the
phase on two channels and are there any examples of such attempts? Perhaps
someone c
Hi there. My problem is that even after calibration I can clearly see the
mirror channel on my USRP N 210 with SBX. Maybe someone will tell you how
to solve this problem. This problem is observed on several boards and
different boards.
вт, 16 июн. 2020 г. в 17:28, Michael Dickens :
> Hi I
Hello. I want to create an image of fosphor, window, fft, 2x AXI FIFOs, FIR
for USRP E310. I need to change the spectral bandwidth. But with the
samp_rate parameter this does not work out very well. Therefore, I want to
use the FIR filter for these purposes, but when building the bit file, I do
not
ich radio port? If
>> so, try setting it to 1.
>> Rob
>>
>> On Mon, May 4, 2020 at 2:02 PM Ivan Zahartchuk via USRP-users <
>> usrp-us...@lists.ettus.com> wrote:
>>
>>> Hello, I'm trying to switch between all four USRP E310 inputs. For this,
As far as I understand the examples and RFNoC are sharpened for the N
series of boards
вт, 5 мая 2020 г. в 02:37, Ivan Zahartchuk :
> As I understand it, you mean the Radio select parameter in the RFNoC Radio
> block. When setting the parameter to "B", an error is issued: T
Unfortunately, this method does not work. Maybe there are some other ideas?
пн, 4 трав. 2020, 23:38 користувач Rob Kossler пише:
> Does the 2nd argument to set_rx_antenna() indicate which radio port? If
> so, try setting it to 1.
> Rob
>
> On Mon, May 4, 2020 at 2:02 PM Ivan
Hello, I'm trying to switch between all four USRP E310 inputs. For this, I
use the command self.uhd_rfnoc_streamer_radio_0.set_rx_antenna ("TX / RX",
0) but I can only switch in channel A. RFNoC Radio does not have the
set_rx_subdev_spec command. Tell me how can I switch across all 4 channels?
Hello. I am using uhd 3.15 on the usrp e310 board. I want to run
gr-phosphor but when flashing FPGA using
uhd_image_loader --args type = e3xx --fpga-path / home / adray / rfnoc /
src / uhd / fpga-src / usrp3 / top / e300 / build-E310_RFNOC_sg3 / e300.bit
which is created by version uhd 3.14.1 and
rp__block.html
>>
>> On Fri, Apr 17, 2020 at 10:27 AM Michael Dickens via USRP-users <
>> usrp-us...@lists.ettus.com> wrote:
>>
>>> Hi Ivan - I'm assuming you mean configure and control a USRP's GPIO via
>>> UHD in GNU Radio?
>>>
Hello. Please tell me if it is possible to configure GPIO using gnuradio. I
want to use RFNOC blocks and switch an external device using GPIO
board. Perhaps you have any suggestions or examples.
Because in programming on FPGAs I am unfortunately very weak and I
need decent speed.
сб, 4 апр. 2020 г. в 20:50, Marcus D. Leech via USRP-users <
usrp-us...@lists.ettus.com>:
> On 04/04/2020 01:39 PM, Ivan Zahartchuk via USRP-users w
Hello. Can I create a binary file with two fft blocks and two window blocks
for usrp E310 for rfnoc? And if so, how ? The idea is to receive a signal
from two channels simultaneously.
I tried to compile gnuradio on the host imposing use of python 2.7 but it seems
that always the last python version is used.
Any ideas?
Ivan
> Il giorno 21 feb 2020, alle ore 20:40, Ivan Iudice ha
> scritto:
>
> Now, do you suggest to build and install gnuradio on my host mac
Now, do you suggest to build and install gnuradio on my host machine forcing
use of python 2.7 to have aligned versions?
After done, should I re-create my OOT module, and build it, to work fine?
Thank you.
Ivan
> Il giorno 21 feb 2020, alle ore 20:28, Müller, Marcus (CEL)
> ha s
and
installed on my host machine uses python 3, and on the E310 uses python 2?
Ivan
> Il giorno 21 feb 2020, alle ore 19:25, Philip Balister
> ha scritto:
>
> What version gnuradio is installed on the E310?
>
> $ gnuradio-config-info -v
>
> There should be a c
How can I force canale to use python 2.7?
I tried configuring as in:
https://pastebin.com/EZfNkcGy
Cmake said that 3.5 is required, but finished configuring; anyway I compiled
and installed, but nothing changed.
Ivan
> Il giorno 21 feb 2020, alle ore 16:22, Philip Balister
> ha s
Hi all,
gnuradio-companion calls the interpreter
#!/usr/bin/env python
Thus, the first python in the path is Python 2.7.
Is gnuradio using python 2.7?
Ivan
> Il giorno 20 feb 2020, alle ore 20:51, Philip Balister
> ha scritto:
>
> Try:
>
> $ less `which gnuradio-compa
Your help is very welcome!
I’m sorry for the stupid question, however, how can I know which version of
python is used by gnuradio?
Ivan
> Il giorno 20 feb 2020, alle ore 19:22, Philip Balister
> ha scritto:
>
> On 2/20/20 11:25 AM, Ivan Iudice wrote:
>> Hi Philip!
&
the target?
Thanks so much.
Ivan
> Il giorno 20 feb 2020, alle ore 17:05, Philip Balister
> ha scritto:
>
> I had some dist-packages versus site-packages with some versions of
> gnuradio. See if both exist. I'm betting numpy is in site-packages.
>
> Philip
>
>&
I’m curious to know if there is somebody in the list developing for E310 using
current SDK.
This is a problem that, obviously, everybody wants execute custom module could
incur.
Any ideas?
Ivan
> Il giorno 17 feb 2020, alle ore 17:31, kron...@tiscali.it ha scritto:
>
>
> Dear al
Anyone who is developing on E310?
Ivan
> Il giorno 12 feb 2020, alle ore 17:40, kron...@tiscali.it ha scritto:
>
>
> Hi guys,
> I'm trying to compile one of mine OOT module (C++), but I'm obtaining a
> curious error.
> https://pastebin.com/ZyfJcHCa
>
Hi,
are you under Ubuntu Linux?
Try running first as root “ldconfig”.
Ivan
> Il giorno 12 feb 2020, alle ore 15:46, Till Hülder ha
> scritto:
>
>
> Hello,
>
> i build a OOT Module and after installing i get this error when i run the
> program .
>
>
Hi.
Take a look at the so called “polymorphic type”.
https://wiki.gnuradio.org/index.php/Message_Passing
Ivan
> Il giorno 21 gen 2020, alle ore 17:07, sarandis. Doulgeris
> ha scritto:
>
>
> Where can i find information about PDU's. I searched the Manual I GnuRadio
&g
Hi Marcus,
I implemented the hierarchical block directly in python and it worked!
Thanks for support.
Ivan
> Il giorno 29 ott 2019, alle ore 00:35, Müller, Marcus (CEL)
> ha scritto:
>
> Hi Ivan,
>
> that sounds a classical case of impossible to do in graphical, trivial
.
Ivan
It could be a workaround...
Why SDK and SD image are not aligned for E310?
This is frustrating!
Ivan
> Il giorno 23 ott 2019, alle ore 00:48, Martin Braun
> ha scritto:
>
>
> It's a bit hacky, but you can install Boost from source and install it both
> to the
Hi all,
now I’m able to compile uhd and gnuradio, but the sysroot of the sdk contains
an older version of libboost in respect to the last file system for e310.
anybody has suggestions?
Substituting sysroot with the actual in sd could help?
Thank you.
Ivan
> Il giorno 15 ott 2019, alle ore 22
I forgot to say... Following the application note you recommended, I obtain the
same results.
Thank you.
Ivan
>> Il giorno 14 ott 2019, alle ore 21:02, Nate Temple
>> ha scritto:
>
> Hi Ivan,
>
> What version of GNU Radio / UHD are you trying to compile?
>
&
from git, the last version.
Thank you.
Ivan
> Il giorno 14 ott 2019, alle ore 21:02, Nate Temple ha
> scritto:
>
>
> Hi Ivan,
>
> What version of GNU Radio / UHD are you trying to compile?
>
> The existing release-4 SDK won't support GR 3.8 as it lacks seve
Hello, tell me, is it possible to use gr-doa with usrp e310 boards? If
so, what conditions must be met?
Thank you in advance.
___
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Discuss-gnuradio@gnu.org
https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
Hello. I'm interested in the principle of UHD_Source.
"Start continuous" tells the device to make the streams of samples infinite.
"Continuous stop" tells the device to stop the continuous transmission.
"Num sams and done" reports that it is working, and does not expect a
future thread command for
N200
2018-06-14 8:58 GMT+03:00 Ivan Zahartchuk :
> I'm still interested in the principle of the UHD_Source unit.
> "Start continuous" tells the device to stream samples indefinitely.
> "Stop continuous" tells the device to end continuous streaming.
&g
ay have to go down to as low as
> 5 MHz. The only approach that would increase band width would to move your
> custom block and FFT back into FPGA with RFNOC. But this is very complex
> endeavor.
>
>
> On Wed, Jun 13, 2018 at 9:06 AM, Ivan Zahartchuk
> wrote:
>
>> I w
hard to understand
> what you are trying to accomplish.
>
> On Wed, Jun 13, 2018 at 8:46 AM, Ivan Zahartchuk
> wrote:
>
>> In the future, I would also like to use the RFNoC
>>
>> 2018-06-13 17:42 GMT+03:00 Ivan Zahartchuk :
>>
>>> I need to rebuild t
In the future, I would also like to use the RFNoC
2018-06-13 17:42 GMT+03:00 Ivan Zahartchuk :
> I need to rebuild the frequency, do fft and then transfer the whole array
> from 70 to 6GHz to the host machine. I do not quite imagine how you can
> do this with standard blocks in
I need to rebuild the frequency, do fft and then transfer the whole array
from 70 to 6GHz to the host machine. I do not quite imagine how you can do
this with standard blocks in gnuradio.
2018-06-13 17:32 GMT+03:00 Müller, Marcus (CEL) :
> Dear Ivan,
>
> you don't pass data to a
Hello. I'm trying to write a block in gnuradio for broadband reception.
The main problem at the moment is to transfer data to the fft block.
I'm new to python and so it's hard for me to figure this out.import numpy as np
I need an array of data to pass to the gnuradio.fft.fft.vcc block
from gnur
Hi Marcus
On Thu, Feb 9, 2017 at 3:18 PM, Marcus Müller
wrote:
> Hi Ivan,
>
> is it possible you've installed gr-lte into a place that python doesn't
> look in? You say you installed GNU Radio via an install script; are you
> referring to PyBOMBS, perhaps?
>
For GN
having following error:
Traceback (most recent call last):
File "/home/ivan/gr-lte/examples/lte_top_block_siso.py", line 31, in
from lte_bch_decoder import lte_bch_decoder # grc-generated hier_block
File "/home/ivan/.grc_gnuradio/lte_bch_decoder.py", line 13, in
import l
% |#| Time:
00:00:00
Parsing of 1692 .bb files complete (1689 cached, 3 parsed). 2190
targets, 100 skipped, 0 masked, 0 errors.
ERROR: No recipes available for:
/home/ivan/Embebido/oe-repo/oe-core/../meta-xilinx/recipes-devtools/binutils/binutils-cross-canadian_2.23.2
Hi list.
I started the journey of trying to write an OOT module containing functions
of the Epiphany SDK. So over my parallella board I compiled GNU Radio and
I created an OOT module called Epiphany and then I created a block called
toggle, with the idea of turn on and off a led from an epiphany c
everything has to be reinitialized inside the usrp
including the fpga bitfile.
Is there a better way to transfer data between the flowgraph and the top level
Python script? I was going to use something
like a simple buffer that could be cleared but I couldn't find anything like
that in the
fter every iteration?
Regards,Ivan
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Discuss-gnuradio@gnu.org
https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
Dear list,
I'm having lots of problems getting Gnuradio to work in Windows to process
signals from a soundcard audio source. Please help! This is what I've tried so
far:
1. Pre-built binaries ==> Audio source not working.
I followed the instructions in the WindowsInstall [1] wiki and Bhaskar1
On Tue, Aug 20, 2013 at 11:19 AM, Jan Schiefer wrote:
> HI Ivan,
>
>> I've been working through the wiki as well. In my setup I had to also
>> replace the FSBL with the default Xilinx one to get the system to boot
>> (ZC702 eval board). If you stop u-boot from
x27;, '__builtins__', '__doc__', '__file__',
'__name__', '__package__', '__path__', '_dlopenflags', 'bin2dec_ff',
'dec2bin_ff', 'decodconv_vff', 'encodconv_vff', 'sys']
How can I install
Umbrella_decodconv_vff.xml
Umbrella_dftsofdm_mod.xml
Umbrella_dftsofdm_demod.xml DESTINATION share/gnuradio/grc/blocks
)
I delete all build files and rerun cmake ../ I think the problem is in
the xml file with the make section.
Ivan Rodriguez
On 09/07/2012 07:26 AM, Tom Rondeau wrote:
On Thu, Sep 6, 2012 at 3
occupied_tones=$occupied_tones,
cp_length=$cp_length,
pad_for_usrp=$pad_for_usrp,
log=None,
verbose=None,
),
),
payload_length=$payload_length,
)
Thanks
Ivan Rodriguez
___
Discuss-gnuradio mailing list
D
27;hier_python', 'python', fname_py)
File "gr-modtool.py", line 741, in _write_tpl
open(os.path.join(path, fname),
'w').write(self.tpl.get_template(tpl, **self._info))
File "gr-modtool.py", line 437, in get_template
kwargs['grbloc
I have the next code working, in the firsts seconds I have erroneous
bits, after 10 seconds I don't have any error... another thing if I put
Max Number of Output = 0 always have a ber of 40%...
Umbrella_encodconv_vff::Umbrella_encodconv_vff (const std::vector
&val1, int val2, int val3)
:
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