Does this help? https://kb.ettus.com/Building_and_Installing_the_USRP_Open-Source_Toolchain_(UHD_and_GNU_Radio)_on_Linux#Configuring_USB
On Wed, Sep 11, 2019 at 1:08 PM Javier Uranga via USRP-users < [email protected]> wrote: > Dear Members in the List, > > I'm working with an old USRP B100 that came with a cubesat development > kit, > > Now suddenly stop working, no longer respond to: > > uhd_find_devices > linux; GNU C++ version 5.3.1 20151219; Boost_105800; > UHD_003.009.002-0-unknown > No UHD Devices Found > > uhd_usrp_probe > linux; GNU C++ version 5.3.1 20151219; Boost_105800; > UHD_003.009.002-0-unknown > Error: LookupError: KeyError: No devices found for -----> > Empty Device Address > > I must to say that, until few minutes before, the device showed no > problems, but after a switch OFF/ON the device, problems came up > > And when I ask: > > $lsusb > the device found is: > Bus 003 Device 003: ID 04b4:8613 Cypress Semiconductor Corp. CY7C68013 > EZ-USB FX2 USB 2.0 Development Kit > > As you can see, the detected device is not longer Ettus USRP as use to be. > More over, in the front panel, new led is on, there is a new led in ON > status, the LED B: FPGA loaded > (in addition to: > LED A: transmitting, ON > LED C: receiving, ON > LED D: FPGA loaded, OFF > LED E: reference lock, ON > LED F: board power, ON ) > > I already re installed the GNU RADIO 3.7.9 drivers for Ubuntu 16.04 and > GNU RADIO 3.7.11 for Ubuntu 18.04, all systems where it use to work, But > the USRP is no longer detected. > > drivers in Ubuntu 16.04: > /usr/share/uhd/images$ ls > usrp_b100_fw.ihx > usrp_b100_fpga.bin > > What can be wrong ?, it's Firmware problem ? > How can I solve it? > > I'll be very grateful with any comments or suggestions > > Best Regards, > Javier Nicolas > _______________________________________________ > USRP-users mailing list > [email protected] > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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