Josh, No GRC. All C++. My C++ code is calling simple_usrp::make(dev).
--Bob >-----Original Message----- >From: Josh Blum [mailto:j...@joshknows.com] >Sent: Thursday, August 26, 2010 07:53 PM >To: b...@sigmatix.com >Cc: discuss-gnuradio@gnu.org >Subject: Re: [Discuss-gnuradio] UHD/antennas/device names/etc. > >So im missing some context here. If you messing around in GRC, there is >an antenna parameter in the uhd source block. That antenna parameter is >a string that can be TX/RX or RX2. When set, it will generate a call in >the python code that looks like uhd_source_object.set_antenna("RX2") > >That addr=192.168.xxxx stuff is just for identifying a device on your >system. Its goes into the constructor for the block into the args >parameter. There is no involvement of antennas whatsoever there. > >-josh > >On 08/26/2010 04:29 PM, b...@sigmatix.com wrote: >> >>> -----Original Message----- >>> From: Josh Blum [mailto:j...@joshknows.com] >>> Sent: Thursday, August 26, 2010 07:03 PM >>> To: discuss-gnuradio@gnu.org >>> Subject: Re: [Discuss-gnuradio] UHD/antennas/device names/etc. >>> >>> >>> >>> On 08/26/2010 03:27 PM, b...@sigmatix.com wrote: >>>> Welcome to the next level... >>>> >>>> I've gotten further. It's now failing with: >>>> >>>> >>>> Oterminate called after throwing an instance of 'uhd::assert_error' >>>> what(): assertion failed: >>>> is not a valid rfx rx antenna name. >>>> possible values are: [TX/RX, RX2]. >>>> >>> >>> You need to pick from one of the antenna choices. If you leave a blank >>> string it shouldnt try to set any antenna, so im not sure why you see >>> the error at all because it looks like you used a blank/empty string. >>> >>> http://www.ettus.com/uhd_docs/manual/html/dboards.html#daughterboard-properties >>> >>>> I'm running with an RFX2400 (WBX will be my next victim). >>>> >>> >>> antennas should be the same as RFX series >>> >>>> I've already discovered that (apparently) you can't do something like >>>> make("eth2") (like you could with the old driver), you need to give the IP >>>> address (however I've also discovered that "" also appears to work OK). Do >>>> I also need to include some sort of antenna info (i.e., whether I'm >>>> running half or full duplex)? >>>> >>> >>> Its a device address, when left blank it will use whatever device it can >>> find. >>> http://www.ettus.com/uhd_docs/doxygen/html/classuhd_1_1device__addr__t.html >>> >>> The dboard properties link above should clue you into the full or half >>> duplex stuff. >>> >>>> I've looked through the various headers and doxygen but haven't been able >>>> to figure out what I need to do to keep going. >>>> >>> >>> What are you trying to do? >>> >>> -Josh >> >> I'm (just) trying to open a connection to a U2 + RFX2400 (full duplex). >> >> What I'm not getting (perhaps I'm just being dense) is how to express the >> antenna property in the string (i.e., apparently is can be "TX/RX" or "RX2", >> but does it take a prefix like the address does (i.e., "addr=")? If it does, >> what is it?). >> >> Again, sorry if I've overlooked something. I can tell I'm in the right >> ballpark, but I'm just not seeing it. >> >> Thanks again, >> >> --Bob >> >> >> > _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
