The following link (GR documentation) shows some UHD GPIO functionality. https://www.gnuradio.org/doc/doxygen/classgr_1_1uhd_1_1usrp__block.html
On Fri, Apr 17, 2020 at 10:27 AM Michael Dickens via USRP-users < usrp-users@lists.ettus.com> wrote: > Hi Ivan - I'm assuming you mean configure and control a USRP's GPIO via > UHD in GNU Radio? > > In theory this should be possible, at least in C++ and of course it > requires that the specific USRP have GPIO ... > > I'm not sure if there's a Python GPIO API as of UHD 3.15, but if there is > then that method should work about the same as the C++ method. > > You'd have to get access to the instantiated USRP object, then you can use > that object to issue GPIO related calls. See these pages for more info > about GPIO in UHD: > > < https://files.ettus.com/manual/page_gpio_api.html > > > < > https://kb.ettus.com/Synchronizing_USRP_Events_Using_Timed_Commands_in_UHD#Example:_Using_Timed_Commands_to_Control_GPIO > > > > < https://github.com/EttusResearch/uhd/blob/master/host/examples/gpio.cpp > > > > I can't think of a current GNU Radio block that handles UHD USRP GPIO. If > you look around & can't find one, then you'd need to create a custom GNU > Radio block to handle this. You would pass your new block the USRP object, > which you'd then use for the GPIO calls ... using Python or C++ depending > on which API is available for your specific UHD. > > Maybe there's another way that I don't know of? If so hopefully others > will add to the discussion! > > Hope this is useful! - MLD > > On Fri, Apr 17, 2020 at 9:15 AM Ivan Zahartchuk via USRP-users < > usrp-users@lists.ettus.com> wrote: > >> 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 >> _______________________________________________ >> USRP-users mailing list >> USRP-users@lists.ettus.com >> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >> > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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