[sdiy] Digital topics like PLDs?

Roman Sowa modular at go2.pl
Tue May 26 15:51:25 CEST 2015


100ns rules PICs out.
it's just one instruction at 40MHz clock, which is more or less the 
limit. For 10 ins/outs you'd need probably 50-500 instructions depending 
on complexity of emulated circuit

unless you mean 100us...

Roman

W dniu 2015-05-26 o 15:30, MTG pisze:
> Hi,
>
> Pretty much any Universal Device Programmer will do a vast array of
> PLDs. I have no problem with "burning" the part. A 22v10 would be
> perfect if not for the large current draw.
>
> It's combinational logic with a few registers. Say 10 inputs and 10
> outputs. The only clock is a data strobe for the registers. I also don't
> want to add more than 100ns to the propagation delay. Lower (much lower)
> would be better.
>
> My target foot print is a 24 pin skinny dip.  I will have to research
> the PIC thing. Haven't used one in years. So need to see what the
> instruction cycle time is (I assume they don't need xtals anymore?) and
> what the package options are. I see there is an ARM in that footprint,
> but I don't really want to spend more than $5 either.
>
> GB
> _______________________________________________
> Synth-diy mailing list
> Synth-diy at dropmix.xs4all.nl
> http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
>



More information about the Synth-diy mailing list