[USRP-users] Persistent red LINK LED, streaming samples valued zero

Marcus D. Leech patchvonbraun at gmail.com
Mon Jul 20 12:48:27 EDT 2020

On 07/20/2020 12:32 PM, Hai Nguyen via USRP-users wrote:
> Hello,
> - Are you getting any under-run indications?
> There is no under-run indication.
> - What sample rate are you using?
> I tried with different values ranging from 1 Msamps to 100 Msamps and 
> the behaviors are the same.
> - Do you see this at the same sample rate with an example application 
> like
> "rx_samples_to_file".   Are you using standard FPGA firmware or do
>    you have your own modules in the FPGA?
> No, I don't see this with rx_samples_to_file (with that example, 
> orange LINK LED appeared). I am using a standard FPGA image.
> - What version of UHD are you using?
> I'm using UHD 3.9.7 (LTS)
> Best,
> Hai
PLEASE upgrade to a newer version of UHD.  That version is very very 
out-of-date, and MANY fixes have been implemented since then.

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