Hi All, I was wondering if there is any buffering happening on the host and/or on the USRP (USRP1 and N210) when the UHD send() and recv() methods are called?
Thanks, Shiva On Thu, Feb 3, 2011 at 10:40 AM, Josh Blum <[email protected]> wrote: > > > 1. What is the parameter --spb, samples per buffer. And generally, what > is > > this buffer? > > This is the buffer that the application fills with samples, and passes > into the call device->send() > > > 2. What is the relationship between spb (sample per buffer), duration > > (number of seconds to transmit) and rate (rate of outgoing samples) and > > wave-freq (waveform frequency in Hz)? > > > > Samples per buffer is independent of these other variables. Indirectly, > it controls how often the call to send() occurs. The option is there to > allow users to experiment with various buffer sizes. > > -josh > > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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