Re: [Discuss-gnuradio] UHD stream tagging

[Miki Lustig - KK6MRI]

I tried a similar thing but got the same result as you did!

Would love to get some help. Anybody?

On Feb 8, 2014, at 11:37 AM, "Price, Nathan D. (S&T-Student)" <address@hidden> 
wrote:

> Hello,
> 
> I'm working on project in gnuradio, in which I'm trying to toggle on and off 
> the transmission from the USRP.  After much research, I learned this was done 
> by tagging the first sample of a transmission with "tx_sob" and the last 
> sample with "tx_eob" (there was also a "tx_time" tag, but I found the former 
> option more convenient).  I wrote a custom block that periodically tags 
> segments out of continuous stream of data as a proof of concept; however, the 
> transmission remains continuous as if there were no tag.  I've checked with 
> the tag debugging block to ensure my block acutally generates tags. My flow 
> graph is simply: file source(repeat)->custom tagging block->psk mod->multiply 
> const->uhd sink.
> 
> Reading in the archive, I haven't found reference to success much success 
> with the streaming API. I would love the community's input on this problem.
> 
> Thanks,
> Nathan
> 
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