Re: [Discuss-gnuradio] Imcompatibility between GRC version and the USRP FW

[Martin Braun]

On 03/27/2014 02:01 AM, Ed Criscuolo wrote:
> On 3/26/14 8:08 PM, Gayathri Ramasubramanian wrote:
> ...
> 
>> Though I have burned the latest images of usrp_n210_fw.bin and
>> usrp_n210_fpga_r4.bin  into usrp ,still it is not working. I get the foll
>> error message:
>>
>> Error:Runtime Error
>> Please update the firmware and fpga images for your device
>> Expected protocol compatibility number [7 t 11], got 12
>> The firmware is not compatible with the host code build.
> 
> It looks like still have the wrong fpga & fw images.  You need to
> uninstall UHD and reinstall the latest version from ettus.
> This will get you the latest fw & fpga.  THEN burn them
> into the USRP N210.  You should probably rerun make and
> make install on gnuradio as well to insure you are linked
> to the new UHD libraries.

Also, for the record, it seems like you're using old versions of GNU
Radio, and maybe UHD, too. uhd_fft.py hasn't been called that for a long
time now. I recommend you clear out your GR and UHD installs completely,
and start from scratch.

Cheers,
Martin