That should be fine. 

GIT is arcane. Others have more facility with it than I. 

Sent from my iPhone

> On Sep 11, 2020, at 12:07 PM, David Evans via USRP-users 
> <[email protected]> wrote:
> 
>  Thanks Marcus,
> 
> Sorry,, I know this isn't the place, but when i check out a version I get 
> "detached head...".
> I also don't want to check anything back in, do I ignore this (I've never 
> understood what detached head means, even after looking it up!).
> 
> Cheers,
> Dave
> 
> On 10/09/2020 16:43, Marcus D. Leech via USRP-users wrote:
>> On 09/10/2020 08:55 AM, David Evans via USRP-users wrote:
>>> Hi,
>>> I have just installed the latest "master" branch of UHD (4.0.0.0).
>>> 
>>> If an overrun occurs during sampling, sampling does not continue thereafter.
>>> I noticed this with uhd_fft, which hangs with rates over 8MHz, and also 
>>> rx_samples_to_file:
>>> 
>>> ./rx_samples_to_file --freq 900000000 --rate 40000000
>>> 
>>> Creating the usrp device with: ...
>>> [INFO] [UHD] linux; GNU C++ version 9.3.0; Boost_107100; 
>>> UHD_4.0.0.0-34-g2655b0aa
>>> [INFO] [B200] Detected Device: B200mini
>>> [INFO] [B200] Operating over USB 3.
>>> [INFO] [B200] Initialize CODEC control...
>>> [INFO] [B200] Initialize Radio control...
>>> [INFO] [B200] Performing register loopback test...
>>> [INFO] [B200] Register loopback test passed
>>> [INFO] [B200] Setting master clock rate selection to 'automatic'.
>>> [INFO] [B200] Asking for clock rate 16.000000 MHz...
>>> [INFO] [B200] Actually got clock rate 16.000000 MHz.
>>> Using Device: Single USRP:
>>>   Device: B-Series Device
>>>   Mboard 0: B200mini
>>>   RX Channel: 0
>>>     RX DSP: 0
>>>     RX Dboard: A
>>>     RX Subdev: FE-RX1
>>>   TX Channel: 0
>>>     TX DSP: 0
>>>     TX Dboard: A
>>>     TX Subdev: FE-TX1
>>> 
>>> Setting RX Rate: 40.000000 Msps...
>>> [INFO] [B200] Asking for clock rate 40.000000 MHz...
>>> [INFO] [B200] Actually got clock rate 40.000000 MHz.
>>> Actual RX Rate: 40.000000 Msps...
>>> 
>>> Setting RX Freq: 900.000000 MHz...
>>> Setting RX LO Offset: 0.000000 MHz...
>>> Actual RX Freq: 900.000000 MHz...
>>> 
>>> Waiting for "lo_locked": ++++++++++ locked.
>>> 
>>> Press Ctrl + C to stop streaming...
>>> OGot an overflow indication. Please consider the following:
>>>   Your write medium must sustain a rate of 160.000000MB/s.
>>>   Dropped samples will not be written to the file.
>>>   Please modify this example for your purposes.
>>>   This message will not appear again.
>>> Timeout while streaming
>>> 
>>> Done!
>>> 
>>> Any ideas please?  
>>> Should I be using the master branch, if not how do I checkout a stable 
>>> branch ?
>>> 
>>> Thanks,
>>> Dave
>>> 
>> 
>> You can get a list of tagged versions using:
>> 
>> git tag
>> 
>> Try again with:
>> 
>> git checkout   v3.15.0.0
>> 
>> Sometimes when the overruns are persistent and at very high rates, the 
>> software is unable to recover, because so much information has been
>>   dropped, any recovery procedure would be roughly as drastic as having to 
>> re-start.
>> 
>> 
>> 
>> 
>> _______________________________________________
>> USRP-users mailing list
>> [email protected]
>> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
> 
> _______________________________________________
> USRP-users mailing list
> [email protected]
> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
_______________________________________________
USRP-users mailing list
[email protected]
http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com

Reply via email to