On 02/21/2011 10:04 PM, Almohanad Fayez wrote:
> 
> 
> 
> Did the USRP IQ data format change in the UHD driver?  The data from
> the USRP1 used to be 15-bit fixed point, or something like that, is
> it now normalized floating point data?  I'm asking because I have
> code that moves data from the USRP to a Fixed-point DSP and it seems
> I have to redo the data conversion part so can someone explain to me
> the new IQ data format?
> 
> Also is this the same data format expected for the USRP sink?
> 

Yes, all floating points are normalized to 1.0. Integers are not. See:

http://www.ettus.com/uhd_docs/doxygen/html/classuhd_1_1io__type__t.html#acbe526dddf5132355528c41e58c85dfa

-josh

> thanks
> 
> al fayez
> 
> 
> 
> 
> 
> 
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