Hi, I think the get fences error is an OpenGL/Video Driver thing, I've seen it when using a laptop with an Intel GMA video chip and just ignored it as things still seemed to work.
Can you see a noise floor? Which RF Port are you using on the XCVR2450? (i.e tx/rx or rx only?) Cheers, Tim On Mon, Apr 12, 2010 at 1:41 PM, Simone80 <melomelomelom...@libero.it>wrote: > > Deal all, > in Aalborg University we received last Thursday 3 USRP2 and 3 > daughterboards > XCVR2450. We started to test them, by running usrp2_fft.py, and in a first > moment the output was: > > usrp2: channel 0 not receiving > usrp2::rx_sample() failed > > then, according to the suggestions done to another user in this forum, who > had the same problem, we updated the firmware and the FPGA images and we > partially solved the issue. Now it appears the FFT graphical sink, but it > doesn't appear the receiving peak at any of the frequencies in the range > 2.4-2.5 GHz and 4.9-5.9 GHz, despite we are transmitting at several of > those > frequencies. Moreover, the following error appears: > > get fences failed: -1 > param:6, val:0 > > do you have any suggestion? please, let me know. > > Best Regards, > Simone. > -- > View this message in context: > http://old.nabble.com/USRP2-XCVR2450Daughterboard-First-Program-Error-tp28217211p28217211.html > Sent from the GnuRadio mailing list archive at Nabble.com. > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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