Re: [Discuss-gnuradio] [USRP-users] Issues with RFNoC and GNU Radio / throttling

[Martin Braun]

On 03/21/2016 03:23 PM, Michael Wentz wrote:
> Once I did that I found that the data coming back exactly matched RTL
> simulations, which I ran for about 1M samples. This led me to put
> another throttle right before my RFNoC block, which solved the problems
> in the larger flowgraph - it just wasn't clear why the second throttle
> (or FIFO) was necessary. Without it the data was somehow being
> corrupted. It looked like samples were being dropped before making it
> back to GNU Radio, since I saw my frame headers, just not in the
> positions I expected them (e.g. every 10k bits). I wasn't able to
> determine exactly what was happening or if there was a pattern to it. I
> may spend some time investigating, but for now the FIFO seems to make my
> CE usable.

OK, I see. That's interesting. This might be a software bug in the
transport code. Thanks for the input!

Cheers,
Martin