[hpsdr] Blackfin

Philip Covington p.covington at gmail.com
Thu Jul 12 05:49:36 PDT 2007


On 7/12/07, Ramakrishnan Muthukrishnan <vu3rdd at gmail.com> wrote:
> On 7/12/07, Philip Covington <p.covington at gmail.com> wrote:
> >
> > Then there is the DSP performance issue.   Until I see a working stand
> > alone SDR system based on one of these $15 chips, I am suspicious that
> > you are not going to be happy until you are into a much higher
> > end/higher cost BGA DSP chip.
>
> I don't think so. These chips can do VGA level H.264 encoding at 30
> fps real time. Yes, I said encoding, not decoding. That is much more
> computationaly intensive than any amateur SDR systems I have seen. The
> LQFP ones run at 400 Mhz.
>
> That said, I agree with you that the mini-ITX based systems are a much
> better choice considering other factors.
>
> --
>   Ramakrishnan - VU3RDD
>

Hmmm.. sounds interesting... I guess I need to get a BlackfinOne
together and give them a try.

73 Phil N8VB

 1184244576.0


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