[USRP-users] 4 channel capture using grc and pcie

cherif chibane cherif.chibane at gmail.com
Fri Jul 24 21:41:42 EDT 2020


Thanks Marcus for the info.

Cherif

On Fri, Jul 24, 2020 at 4:41 PM Marcus Müller <marcus.mueller at ettus.com>
wrote:

> Hi Cherif,
> On 24.07.20 11:33, cherif chibane wrote:
>
> BTW, what is the real function og GR-Ettus?
>
> If you're asking this, you don't need it!
>
> gr-ettus (the capitalization matters) is a GNU Radio out-of-tree module
> which you need if you want to develop GNU Radio applications that involve
> custom RFNoC data flows. Few USRP users want to do this.
>
> I am aloso thinking of moving to Ubuntu 20.4 eventually.
> Does it mean that:
> sudo apt install gnuradio
>
> Will install gnuradio, GRC as well as UHD?
>
> Yes.
>
>  How about gr-ettus?
>
> No. But unless you know what you need it for, you don't have to install it.
>
> In case you **really** want it: to install it under Ubuntu 20.04, you have
> to build it from source. It's easy – you only need to build gr-ettus from
> source, not GNU Radio, and not UHD (don't do either, in fact).
>
> Building it is relatively easy under Ubuntu 20.04 (please check that none
> of the commands below fail before proceeding to the next one)
>
> sudo apt install --install-recommends -y libuhd-dev gnuradio-dev git cmake swig liborc-0.4-dev
> git clone -b maint-3.8 https://github.com/EttusResearch/gr-ettus
> cd gr-ettus
> mkdir build
> cd build
> cmake -DCMAKE_INSTALL_PREFIX=$(gnuradio-config-info --prefix) ..
> make -j
> sudo make install
> cp install_manifest.txt ~/gr-ettus-install_manifest.txt
>
>
> Done!
>
> If you should ever need to uninstall your gr-ettus,
>
> sudo xargs rm -rf < ~/gr-ettus-install_manifest.txt
>
>
> Best regards,
>
> Marcus
>
> --
____________
Cherif Chibane
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