[USRP-users] USRP2+WBX Burn SD Card at Win XP

Ioannis Kassotakis jkassot at ieee.org
Fri Nov 5 13:13:01 EDT 2010


Josh,
        that's the procedure I followed but did not work for me...
  thanks,

jkassot

----- Original Message ----- 
From: "Josh Blum" <josh at ettus.com>
To: <usrp-users at lists.ettus.com>
Sent: 05 November, 2010 5:34 PM
Subject: Re: [USRP-users] USRP2+WBX Burn SD Card at Win XP


> Does this help?
> http://www.ettus.com/uhd_docs/manual/html/usrp2.html#load-the-images-onto-the-sd-card
>
> On 11/05/2010 07:22 AM, Ioannis Kassotakis wrote:
>> Vlad,
>>       thanks for your help.
>> I gave it another try and burned again the files on the SD Card using the 
>> python burner under Win XP.
>> Although the final message said that the verification was sucessfull, I 
>> still got only F Led on at the USRP2.
>> I think that I will need to install Ubundu and try burning the SD under 
>> Linux.
>> I hope that it will work.
>>
>> Was anybody sucessfull under Windows?
>>
>> jkassot
>>
>>    ----- Original Message -----
>>    From: Vlad Stoianovici
>>    To: usrp-users at lists.ettus.com
>>    Sent: 05 November, 2010 11:58 AM
>>    Subject: [USRP-users] Fw: Re: USRP2+WBX RX gain issues
>>
>>
>>
>>
>>
>>            From: Vlad Stoianovici<stoianovici_vlad at yahoo.com>
>>            Subject: Re: [USRP-users] USRP2+WBX RX gain issues
>>            To: "Ioannis Kassotakis"<jkassot at ieee.org>
>>            Date: Friday, November 5, 2010, 11:56 AM
>>
>>
>>                  Hi Ioannis!
>>                  Follow the instruction from 
>> http://www.mathworks.com/support/solutions/en/data/1-CUN7JZ/index.html?product=CB&solution=1-CUN7JZ
>>                  I used them and after a few failed attempts I managed to 
>> get everything working.
>>                  The images that I used for the WBX daughterboard are:
>>                  http://ettus.com/u2bin/txrx_wbx_udp_20100507.bin
>>                  and
>>                  http://code.ettus.com/redmine/ettus/attachments/74
>>                  then you need to download python, but you have it 
>> already you can go directly to writing the images to the SD card.
>>                  I used these 2 commands:
>>
>>                  sudo 
>> /home/vlad/gnuradio/usrp2/firmware/u2_flash_tool --dev=/dev/mmcblk0 -t 
>> fpga /home/vlad/Downloads/u2_rev3-udp-ise12-20100615.bin -w
>>
>>                  and
>>
>>                  sudo 
>> /home/vlad/gnuradio/usrp2/firmware/u2_flash_tool --dev=/dev/mmcblk0 -t 
>> fpga /home/vlad/Downloads/u2_rev3_uhd_20100706.bin -w
>>
>>                  before you input the 2 commands, make sure you 
>> introduced the original SD card from your USRP2 into your card 
>> reader/writer, and check to see if you actually see it by going to /dev 
>> and look for something like "mmcblk0".
>>                  Actually I just realized that you said you use Win XP, 
>> but I will leave the above instructions, maybe someone else will use 
>> them.
>>                  You could also try doing this, because once the images 
>> are written, the module can be used under any operating system.
>>                  Once again make sure you use the original SD Card from 
>> Ettus, also check if your card isn't one of the damaged ones that they 
>> shipped out at some point. I remember reading about defective SD Cards, 
>> but I think they were not Kingston.
>>                  My advice is to write the images from a Unix platform.
>>                  If you need more help with this, let me know.
>>                  I have no idea how to write the images in Windows, but I 
>> shouldn't be that hard.
>>                  Hope this helps.
>>
>>                  Vlad.
>>
>>
>>
>>                  --- On Thu, 11/4/10, Ioannis 
>> Kassotakis<jkassot at ieee.org>  wrote:
>>
>>
>>                    From: Ioannis Kassotakis<jkassot at ieee.org>
>>                    Subject: Re: [USRP-users] USRP2+WBX RX gain issues
>>                    To: "Vlad Stoianovici"<stoianovici_vlad at yahoo.com>, 
>> usrp-users at lists.ettus.com
>>                    Date: Thursday, November 4, 2010, 10:15 PM
>>
>>
>>                    Hi all,
>>
>>                    I am also trying to use USRP2+WBX under WINXP Simulink 
>> (Matlab 2010b) but have so far been unsuccesful to load a working 
>> Firmware and FPGA code.
>>                    I followed the simulink instructions to load the 
>> Firmware and FPGA to a new 2 GB SD Card (Kingston identical to the 
>> original), but I get only one LED (the F) lit insted of D&  F which means 
>> that the Firmware is loaded but not running.
>>                    Vlad, I understand that you have been succesful 
>> loading the engine, can you please indicate the exact files that you 
>> loaded to your SD Card and the exact python utility that you have used?
>>
>>                    Thanks,
>>
>>                    Ioannis Kassotakis
>>                    Athens, Greece
>>
>>                      ----- Original Message -----
>>                      From: Vlad Stoianovici
>>                      To: usrp-users at lists.ettus.com
>>                      Sent: 04 November, 2010 7:33 PM
>>                      Subject: [USRP-users] USRP2+WBX RX gain issues
>>
>>
>>                            Dear all!
>>                            Myself and my colaborators have 2 USRP2+WBX 
>> boards.The configuration which we are currently using is:
>>
>>                            - USRP2 + WBX Board and a 400 - 1800 PCB 
>> antenna.
>>                            - Simulink environment with Matlab 10.
>>                            - Frequency 500 - 700 MHz
>>                            - RX only
>>                            - new UDP images
>>
>>                            The boards worked just fine  until today, when 
>> we have used a stronger input signal generated by an Agilent signal 
>> generator connected directly via cable. The generated signal, a 2 MHz - 
>> large wideband signal had a maximum power of -16 dBm which was never 
>> exceeded. Most probably after using this signal, the board started to 
>> have problems, the sensibility being now much lower. We are forced now to 
>> raise the gain of the board to the maximum factor allowed (31.5) in order 
>> to see some valid signal at the input.
>>                            The SNR ratio seems to be the same, but the 
>> signals which we previously detected with an external antenna around -55 
>> dBm have now a level around -100 dBm. We never tried to use the board as 
>> a transmitter so we don't know if the problem is also on the TX branch.
>>                            We would really appreciate any time of hint or 
>> tip regarding this problem.
>>                            Also is there a general hardware reset, except 
>> the power off?
>>                            Thank you very much!
>>
>>                            Vlad.
>>
>>
>>
>>
>>
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