[sdiy] Xilinx 3E board comments

Paul Maddox P.Maddox at signal.QinetiQ.com
Tue Jun 13 09:46:57 CEST 2006


Jeff,

> We should make a point to be working on modular code, considering how
> much overhead we are probably up against, and right off the bat this
> makes me think of sourceforge.

Becuase of the way in which VHDL code is written, it easily lends itself to 
working with modules.
You can also 'extract' modules quite easily from VHDL.

have a look at the code on fpga.synth.net, you'll see it's easily readable, 
and because of it's 'parallel' nature, each section is normally written as a 
module..

> If we can get a good discussion going
> about the types of things possible (well, we've already covered alot
> of that ground) and find parts of code that are common to them I think
> we stand a better chance of drawing more people into this.  So we have
> good reason to keep our immediate goals humble, so that other people
> have a chance to understand how it was done and hopefully add to it
> themselves.

Agreed, the initial learning curve (ie. getting you head around what it is 
and how to use it) is a bit mindnumbing, but once you've got the basics of 
the VHDL syntax, it becomes very easy to get upto speed on the more complex 
modules.

> I wish I had more to contribute to this now, but I've got alot of
> reading left to do!

reading is good :-)

Paul 



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