2011/8/8 Emmanuel Caillé <emmanuel.cai...@telecom-bretagne.eu>: > 2011/8/5 Marcus D. Leech <mle...@ripnet.com>: >> On 05/08/2011 10:33 AM, Emmanuel Caillé wrote: >>> >>> Hello all, >>> >>> I have a problem with my USRP2 (with a SBX board) : >>> Most of times when I launch the acquisition, no data are received. >>> >>> For example with uhd_fft.py : >>> >>> $ uhd_fft.py >>> linux; GNU C++ version 4.5.2; Boost_104200; UHD_003.002.001-fc349d3 >>> -- Opening a USRP2/N-Series device... >>> -- Current recv frame size: 1472 bytes >>> -- Current send frame size: 1472 bytes >>> >>> and the FFT Plotter appear but is empty. >>> >> Also, what do you get with >> >> uhd_usrp_probe --args "addr=192.168.10.2" (or whatever you've set the IP >> addr of the USRP2 to). >> >> > > There are no samples (autoscale don't do anything) and there are no > timeout errors. > I perfectly ping the device (with 0% packet loss). > I don't understand why sometimes it works and at other times it > doesn't (without changing any option). > > $ uhd_usrp_probe > linux; GNU C++ version 4.5.2; Boost_104200; UHD_003.002.001-fc349d3 > > -- Opening a USRP2/N-Series device... > -- Current recv frame size: 1472 bytes > -- Current send frame size: 1472 bytes > _____________________________________________________ > / > | Device: USRP2 / N-Series Device > | _____________________________________________________ > | / > | | Mboard: USRP2-REV4 > | | rev: 1024 > | | mac-addr: 00:50:c2:85:3a:a4 > | | ip-addr: 10.66.160.164 > | | gpsdo: none > | | serial: 2724 > | | > | | Time sources: none, external, _external_, mimo > | | Clock sources: internal, external, mimo > | | Sensors: mimo_locked, ref_locked > | | _____________________________________________________ > | | / > | | | RX DSP: 0 > | | | Freq range: -50.000 to 50.000 Mhz > | | _____________________________________________________ > | | / > | | | RX DSP: 1 > | | | Freq range: -50.000 to 50.000 Mhz > | | _____________________________________________________ > | | / > | | | RX Dboard: A > | | | ID: SBX (0x0054) > | | | Serial: E7R10Y0XS > | | | _____________________________________________________ > | | | / > | | | | RX Subdev: 0 > | | | | Name: SBX (0x0054) > | | | | Antennas: TX/RX, RX2 > | | | | Sensors: lo_locked > | | | | Freq range: 68.750 to 4400.000 Mhz > | | | | Gain range PGA0: 0.0 to 31.5 step 0.5 dB > | | | | Connection Type: IQ > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | RX Codec: A > | | | | Name: ltc2284 > | | | | Gain Elements: None > | | _____________________________________________________ > | | / > | | | TX DSP: 0 > | | | Freq range: -250.000 to 250.000 Mhz > | | _____________________________________________________ > | | / > | | | TX Dboard: A > | | | ID: SBX (0x0055) > | | | Serial: E7R10Y0XS > | | | _____________________________________________________ > | | | / > | | | | TX Subdev: 0 > | | | | Name: SBX (0x0055) > | | | | Antennas: TX/RX > | | | | Sensors: lo_locked > | | | | Freq range: 68.750 to 4400.000 Mhz > | | | | Gain range PGA0: 0.0 to 31.5 step 0.5 dB > | | | | Connection Type: QI > | | | | Uses LO offset: No > | | | _____________________________________________________ > | | | / > | | | | TX Codec: A > | | | | Name: ad9777 > | | | | Gain Elements: None > > (I had the same problem when I used the 192.168.10.2 IP) >
I fixed my problem : I replaced my Gigabit Switch with a crossed cable and know everything work fine. Thanks for your advices. -- Emmanuel _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
