Re: [f-cpu] Something new to play with :)

[Yann Guidon <whygee@f-cpu.org>]

hi !

Kim Enkovaara wrote:
> On Sat, 22 Sep 2001, Michael Riepe wrote:
> 
> > Can someone (nico? Kim?) please try to synthesize it?  I would like to
> > hear how fast it runs.
> 
> We should take some chip as a reference and always synthesize for it.
> Otherwise the results are not comparable. But to even get some feeling I
> synthesized this block to Virte2 (XCV2V1000-BG575-6) and got following
> results:
> 
> Speed: 66MHz (optimized for speed, no special tricks)
wow :-)
what is the fastest thing you have synthesised for this device ?

> Utilization: 30%
wow :-/
How big is it btw ?

> btw. the muxes are quite huge :) FPGA architectures usually have some
> problems with complex multiplexer structures.

this is why i prefered to use 4-in muxes :-)

Can you track where the critical datapaths are located ?
Can you try on the (new) ROP2 unit ?

> =============================================================================
> Mr. Kim Enkovaara   | kim.enkovaara@iki.fi | Microelectronic Riemannian
WHYGEE
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