Re: gEDA-user: gEDA and PCB ------

[Stephen Meier <smeier@AlchemyResearch.com>]

Welll that depends on a few things. What do you mean by free? Free as in 
open source or free as in no cost? From xilinx you can get a no cost 
version of their tools. But these only support some devices. Is Icarus 
capable of generating the bit stream? That I don't know.

Steve Meier

Karel Kulhavý wrote:

> On Fri, Oct 08, 2004 at 07:30:48AM -0700, Stephen Meier wrote:
>  
> > Well for about $2500.00 you can buy from xilinx their foundation tool 
> > set which does run on linux as well as windows and solaris.
> >
> > We actually used Icarus to model the verilog code and then use the 
> > xilinx tools to turn it into a bit stream.
> >    
> Is it possible to convert .xnf into JEDEC for Xilinx using some free software?
>
> Cl<
>  
> > Steve Meier
> >
> >
> > Karel Kulhavý wrote:
> >
> >    
> > > On Thu, Oct 07, 2004 at 07:30:33PM -0700, Stephen Meier wrote:
> > >
> > >
> > >      
> > > > My board is off to the fab house. 15 inches by 8.6 inches some 1050 
> > > > parts. I will write a script to count pads latter.
> > > >
> > > > Xilinx Virtex II pro V30.... 896 pin BGA 1 mm pich vias in pads
> > > >
> > > > (4) 100 pin quad flat pack devices.
> > > >  
> > > >        
> > > How do you program the Xilinx?
> > >
> > >
> > >
> > >      
> > > > 8 layer board which really isn't enough.... time to get PCB to have a 
> > > > reasonable number of layers... yes yes i know it will be a lot of work.
> > > >
> > > > Back anotation is missing so I wrote a program that flips the pins in 
> > > >  
> > > >        
> > > What is back annotation?
> > >
> > > Cl<
> > >
> > >
> > >
> > >      
>