21 Oct
2007
21 Oct
'07
7:44 a.m.
From: grant at stockly.com> > > >(Random
off-the-wall dreaming: 400MHz is perhaps fast enough to > >process an analogue
signal direct from a drive head rather than > >going through the drive's own
electronics)> > I've found the GPIO on the ARM is slow. The best thing to do is
> interface to the outside world via the SRAM bus. I have an > application that
reads from a FIFO and sends the data over ethernet > at 5.7mbyte/s. I can't recall
right this second what the interrupt > time was, but it didn't impress me...> Hi
Grant
That is why one should use a DSP like the BlackFin.
Dwight
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