[USRP-users] USB problems

Vsr Ravi vsr_ravi at yahoo.com
Mon Jul 27 18:55:04 EDT 2015


Hey all,I have tried to run the USRP1 by giving the command "sudo uhd_usrp_probe and I get the result as below.
linux; GNU C++ version 4.8.4; Boost_105500; UHD_003.009.git-144-g407e3086
-- Opening a USRP1 device...-- Loading FPGA image: /usr/local/share/uhd/images/usrp1_fpga.rbf... done-- Using FPGA clock rate of 64.000000MHz...  _____________________________________________________ /|       Device: USRP1 Device|     _____________________________________________________|    /|   |       Mboard: USRP1|   |   serial: 48b31b60|   |   |   |   Time sources: none|   |   Clock sources: internal|   |   Sensors: |   |     _____________________________________________________|   |    /|   |   |       RX DSP: 0|   |   |   Freq range: -32.000 to 32.000 MHz|   |     _____________________________________________________|   |    /|   |   |       RX DSP: 1|   |   |   Freq range: -32.000 to 32.000 MHz|   |     _____________________________________________________|   |    /|   |   |       RX Dboard: A|   |   |   ID: XCVR2450, XCVR2450 - r2.1 (0x0061)|   |   |     _____________________________________________________|   |   |    /|   |   |   |       RX Frontend: 0|   |   |   |   Name: XCVR2450 RX|   |   |   |   Antennas: J1, J2|   |   |   |   Sensors: lo_locked, rssi|   |   |   |   Freq range: 2400.000 to 6000.000 MHz|   |   |   |   Gain range LNA: 0.0 to 30.5 step 15.0 dB|   |   |   |   Gain range VGA: 0.0 to 62.0 step 2.0 dB|   |   |   |   Bandwidth range: 13500000.0 to 39600000.0 step 600000.0 Hz|   |   |   |   Connection Type: IQ|   |   |   |   Uses LO offset: No|   |   |     _____________________________________________________|   |   |    /|   |   |   |       RX Codec: A|   |   |   |   Name: ad9522|   |   |   |   Gain range pga: 0.0 to 20.0 step 1.0 dB|   |     _____________________________________________________|   |    /|   |   |       RX Dboard: B|   |   |     _____________________________________________________|   |   |    /|   |   |   |       RX Frontend: 0|   |   |   |   Name: Unknown (0xffff) - 0|   |   |   |   Antennas: |   |   |   |   Sensors: |   |   |   |   Freq range: 0.000 to 0.000 MHz|   |   |   |   Gain Elements: None|   |   |   |   Bandwidth range: 0.0 to 0.0 step 0.0 Hz|   |   |   |   Connection Type: IQ|   |   |   |   Uses LO offset: No|   |   |     _____________________________________________________|   |   |    /|   |   |   |       RX Codec: B|   |   |   |   Name: ad9522|   |   |   |   Gain range pga: 0.0 to 20.0 step 1.0 dB|   |     _____________________________________________________|   |    /|   |   |       TX DSP: 0|   |   |   Freq range: -44.000 to 44.000 MHz|   |     _____________________________________________________|   |    /|   |   |       TX DSP: 1|   |   |   Freq range: -44.000 to 44.000 MHz|   |     _____________________________________________________|   |    /|   |   |       TX Dboard: A|   |   |   ID: XCVR2450 (0x0060)|   |   |     _____________________________________________________|   |   |    /|   |   |   |       TX Frontend: 0|   |   |   |   Name: XCVR2450 TX|   |   |   |   Antennas: J1, J2|   |   |   |   Sensors: lo_locked|   |   |   |   Freq range: 2400.000 to 6000.000 MHz|   |   |   |   Gain range VGA: 0.0 to 30.0 step 0.5 dB|   |   |   |   Gain range BB: 0.0 to 5.0 step 1.5 dB|   |   |   |   Bandwidth range: 24000000.0 to 48000000.0 step 12000000.0 Hz|   |   |   |   Connection Type: QI|   |   |   |   Uses LO offset: No|   |   |     _____________________________________________________|   |   |    /|   |   |   |       TX Codec: A|   |   |   |   Name: ad9522|   |   |   |   Gain range pga: -20.0 to 0.0 step 0.1 dB|   |     _____________________________________________________|   |    /|   |   |       TX Dboard: B|   |   |     _____________________________________________________|   |   |    /|   |   |   |       TX Frontend: 0|   |   |   |   Name: Unknown (0xffff) - 0|   |   |   |   Antennas: |   |   |   |   Sensors: |   |   |   |   Freq range: 0.000 to 0.000 MHz|   |   |   |   Gain Elements: None|   |   |   |   Bandwidth range: 0.0 to 0.0 step 0.0 Hz|   |   |   |   Connection Type: IQ|   |   |   |   Uses LO offset: No|   |   |     _____________________________________________________|   |   |    /|   |   |   |       TX Codec: B|   |   |   |   Name: ad9522|   |   |   |   Gain range pga: -20.0 to 0.0 step 0.1 dB
Can anyone please tell what this means and what do I do next as I am new to gnuradio. Thanks
Regards,Ravi
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