On Fri, 10 Feb 2006, PeterElliot wrote:
> > Does this chip have a buffer? If not how are you going to ensure that it
> > gets sent a sample at an exact repetitive time, useful for speech signals?
> > A timer generated interrupt? at 8000 interupts per sec? Does anyone know
> > if this sort of interrupt rate is possible?
> >
> > Just curious.
>
> I'm looking at producing an industrial monitoring system as a
> replacement for an existing design using the TS-72XX and a TS-7KV. The
> TS-7KV has an analogue input option, 8MB of RAM, a fairly large FPGA
> and a number of uncommitted 3.3V I/O connected to the FPGA.
>
> It would be a 'relatively' easy task to generate an FPGA which would
> read the ADC at a fixed rate into part of the 8MB SDRAM and also take
> data out of another section of the SDRAM and send it to a DAC
> connected to a few of the uncommited logic I/O.
>
> You could then simply store the output waveform data to the SDRAM FIFO
> on the TS-7KV and forget about it, and pull the input stream from the
> SDRAM input FIFO as fast as it's available...
>
> Thoughts,
Your idea of "'relatively' easy task" is different from mine :-)
But then I've never played with FPGAs.
cheers
Jim
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