Hi Neel,
1. Indeed that is right. It seems that the newer NUCs with latest firmware
consistently do not recognize B210s from cold boots.
2. That is correct.
Thanks
TM
> -------- Original Message --------
> Subject: Re: [USRP-users] Problems with Ettus B210 and Intel Nuk
> Local Time: October 31, 2017 2:11 PM
> UTC Time: October 31, 2017 6:11 PM
> From: neel.pand...@ettus.com
> To: "Humphries, James R." <humphrie...@ornl.gov>
> Tathagata (T) <tathag...@protonmail.ch>, usrp-users@lists.ettus.com
> <usrp-users@lists.ettus.com>
>
> Hello Tathagata:
>
> If I recall from a separate conversation, after you upgraded the BIOS on this
> Intel NUC, the system would no longer recognize the B210, right?
>
> Before the BIOS upgrade, the B210 would still be recognized, but only after a
> long 30- or 60-second delay, right?
>
> --Neel Pandeya
>
> On 31 October 2017 at 10:52, Humphries, James R. via USRP-users
> <usrp-users@lists.ettus.com> wrote:
>
>> [Hey T,]
>>
>> I encountered a problem similar to this in the past with a Minnowboard Max.
>> If you press the reset switch (S700 I believe), is the NUC able to see the
>> B210 (instead of unplugging USB)? I had to do this if I had a B200 plugged
>> into the Minnowboard while it booted.
>>
>> The solution we came up with was to install a larger capacitor in parallel
>> with C716/S700. I recall installing a 100uF capacitor. This allowed some
>> extra time before the Cypress USB chip on the B200 powered up and it would
>> work normally after a cold boot.
>>
>> Obviously, if you want to try I assume it will void your warranty on the
>> B210, so proceed at your own risk.
>>
>> I think B200mini alleviated this ‘issue’ as it has a reset supervisor
>> (TPS3801).
>>
>> -Trip
>>
>> From: USRP-users [mailto:usrp-users-boun...@lists.ettus.com] On Behalf Of
>> "Tathagata (T)" via USRP-users
>> Sent: Tuesday, October 31, 2017 12:09 AM
>> To: usrp-users@lists.ettus.com
>> Subject: [USRP-users] Problems with Ettus B210 and Intel Nuk
>>
>> Hi,
>>
>> We have a problem with Ettus B210 on an Intel Nuk. Briefly when we plug in
>> the SDR into the USB port of the Intel Nuk, it is not recognized. The Nuk is
>> running Ubuntu 16.04. The attached document details the debugging steps that
>> we have taken and the errors that we are getting. We never had this problem
>> before and it suddenly started and we have no clue as to what is going
>> wrong. Any help would be highly appreciated.
>>
>> Thanks
>>
>> T
>>
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>> USRP-users@lists.ettus.com
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