[sdiy] uC with mul
jbv
jbv.silences at wanadoo.fr
Fri Jan 4 00:49:31 CET 2002
Jim Patchell :
> Not on a DIY basis. I used several of their building blocks about
> 12 years ago to build processing electronics for doing focal plane
> processing. Back then, a 16x16 multiplier was pretty pricey. I have no
> idea what those chips might go for now, but, with high speed DSP chips,
> there might not be much reason, that, and also FPGA's. You can get a
> lot of computing horse power in things like Xilinx Virtex and Altera
> Acex chips for not a whole lot of money.
>
> -Jim
>
Quite a lot of solutions to choose from indeed...
Although I've always had the feeling that these Xilinx / Altera thingies
required quite a lot of engeneering & time, like development platform,
learning curve, development time etc. and because of their packages
weren't that easy to implement on the DIY project & PCB.
I might be wrong but I had the feeling that a 16x16 multiplier was a more
attractive solution, or at least featured the right balance between type of
package, ease of implementation etc in a DIY context... Haven't checked
the price yet though...
JB
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