Re: [Discuss-gnuradio] Question on DDC/USB interface

2005-05-05 Thread Eric Blossom
On Wed, May 04, 2005 at 10:21:07AM -0400, Anastasopoulos Achilleas wrote: > How are the 4 complex streams out of the 4 DDCs multiplexed into the USB > port? Depending on the nchannels setting you either get 1, 2 or (someday 4) DDC outputs muxed onto the USB. Assume that the DDCs are numbered 0,

[Discuss-gnuradio] Question on DDC/USB interface

2005-05-04 Thread Anastasopoulos Achilleas
Guys, How are the 4 complex streams out of the 4 DDCs multiplexed into the USB port? If the 4 ADCs sample at 64MSps, and each of the DDC's is downsampling by N, then there are 4 complex streams of 64/N MSps waiting to be transfered through the USB port. How do we control (if we can control) which