The complexity of the simplest framebuffer board that CAN'T do CGA text is
well beyond what we can fit into even a CPLD.  We need a "medium small"
FPGA for this.  PCIe, memory access, and video raster scan are all complex
systems.


On Sat, Dec 8, 2012 at 11:02 PM, Jack Carroll <[email protected]> wrote:

> The difference is, the OGD1 carries the cost of two very large and
> expensive FPGAs.  A dumb frame buffer wouldn't require any programmable
> components; it could be all hardwired logic and a big block of fast RAM.
>  That should make it a lot more affordable, for the applications where it's
> suitable.
>
> Jack Carroll
>
> ----- Original Message -----
> From: [email protected]
> To: [email protected]
> Sent: Friday, December 7, 2012 10:56:42 PM
> Subject: Re: [Open-graphics] Open Framebuffer board
>
>
> It's funny because it's almost... like the OGD1
> http://wiki.opengraphics.org/tiki-index.php?page=OGD1
> but with only slightly lower specs.
>
> Le 2012-12-08 04:27, Jack Carroll a écrit :
> > In principle, this sounds reasonable.
>
> >
> > Jack Carroll
> >
> > ----- Original Message -----
> > From: "Dieter BSD" <[email protected]>
> > To: [email protected]
> > Sent: Friday, December 7, 2012 8:15:42 PM
> > Subject: [Open-graphics] Open Framebuffer board
> >
> > Here is a summary of what I think we want in an open framebuffer
> > board:
> _______________________________________________
> Open-graphics mailing list
> [email protected]
> http://lists.duskglow.com/mailman/listinfo/open-graphics
> List service provided by Duskglow Consulting, LLC (www.duskglow.com)
>



-- 
Timothy Normand Miller, PhD
Assistant Professor of Computer Science, Binghamton University
http://www.cs.binghamton.edu/~millerti/<http://www.cse.ohio-state.edu/~millerti>
Open Graphics Project
_______________________________________________
Open-graphics mailing list
[email protected]
http://lists.duskglow.com/mailman/listinfo/open-graphics
List service provided by Duskglow Consulting, LLC (www.duskglow.com)

Reply via email to