I will check on this tomorrow.  Thanks for the information!

BTW Where can i find documentation for the stuff you mentioned?

Thanks,
Isaac

On Wed, Jan 26, 2011 at 7:00 PM, Josh Blum <j...@ettus.com> wrote:

>
> > When i start the program up.. the rx prints out a bunch of samps.  Then
> it
> > stops.  10 seconds goes by. the tx thread wakes up and sends its first
> > message, the rx gets nothing.  10 more seconds goes  by, the tx sends out
> > another 94 sample message.  Now, TONS of samples come out.  In fact, the
> > program print indefinitely.
> >
>
> Are you setting end of burst when you send the 94 samples? Unlike the
> other usrps, USRP1 will not necessarily flush to the transport layer
> unless it sees EOB.
>
> Without the EOB, it only sends 512 byte multiples and stores the
> remainder. Since 94*4 is less than 512 bytes, nothing is sent on the
> first transmit, and the data is stored. But by the next run, the buffer
> has 94*4*2 which is enough to send 512 bytes and store a remainder of
> 240 bytes.
>
> > What is going on here?  It seems like the AGC is getting modified after
> the
> > 2nd tx.   Is this true?
> >
>
> No such thing happens
>
> -Josh
>
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