On Mon, Mar 22, 2010 at 02:46:10PM -0400, Arvind Prasanna wrote: > Hello all,
> I am facing an issue with an USRP2 with a RFX2400 daughterboard. I > have observed that when the USRP2 is used for > transmission/reception, it transmits/receives the first few packets > successfully and then just dies. When this happens, its transmitted > packets are not received by other USRP2's and it itself cannot > receive packets anymore. The other USRP2s' run my program > successfully. I have checked the flow control settings and they are > ok. Just to be certain, "OK" should look like this: $ ethtool -a eth1 Pause parameters for eth1: Autonegotiate: on RX: on TX: off > If the USRP2 is rebooted, the same cycle repeats. However, > find_usrps and usrp2_fft.py work fine. This problem is impeding > progress in my work. > Any help in this regard will be appreciated. Is there a switch between the USRP2 and the host? If so, remove it. >From more clues, try connecting a TTL level serial interface to the appropriate pins on the USRP2 motherboard, setting it to 230400 8N1 and looking at the output. Sparkfun sells these. For a turnkey solution, order: BOB-00198 "Breakout Board for CP2102 USB to Serial" PRT-09140 "Jumper wires Premium 6" M/F Pack of 10" Eric > Best regards, > > Arvind Prasanna > WNESL > University at Buffalo _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
