[Fpga-synth] Try out spartan3e projects, questions

[malik martin]

Very interesting. Thanks for the info :)

On Wed, Aug 13, 2008 at 5:11 PM, Eric Brombaugh <ebrombaugh1 at cox.net> wrote:

> malik martin wrote:
>
>  I hope i'm not OT'ing your thread, but do you think spartan 3es are
>> capable of dsp functionality?
>> and what makes the dedicated DSPs different?
>> I want to get into DSPs as well. I didn't know that AD made the SHARCs.
>>
>
> Definitely not OT.
>
> Yes you can do DSP with Spartan 3E parts. They're fairly good at it too -
> witness the DSP that Scott G. has done in his various synths.
>
> What's the difference between a DSP and an FPGA? That's a FAQ that you
> should be able to google. Put simply though, a DSP is a specialized computer
> that can handle multiplies & adds very quickly and usually has extra
> addressing modes to make certain operations like convolution go fast. An
> FPGA is a bag of random gates, memory & (these days) multipliers that you
> can hook up virtually any way you want. They overlap in some ways, but FPGAs
> are better for really high-speed processing, while DSPs allow for more
> complex but slower algorithms. It's a very grey area though...
>
> Eric
>
>
>
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