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Old 11-13-2007, 06:07 PM
EEngineer
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Default Re: implementing MAC protocols on fpga

On Nov 13, 11:47 am, dilip <[email protected]> wrote:
> thanks for that fnd, but i am working on wireless protocols, not a
> cable LAN....
> does this work for wireless too??
>
> Stef wrote:
> > In comp.arch.fpga,
> > dilip <[email protected]> wrote:
> > > hi fnds, i am working on implementing MAC protocols on fpga...i am a
> > > bit stuck in the way to start the process, like, how to give 2
> > > simultaneous inputs to an fpga? and how to detect if collision has
> > > occured or not?
> > > so, if anyone can help pls post a reply...

>
> > Are you talking about Ethernet?

>
> > If so, you need an analog frontend to interface with the cable, you can
> > not directly connect the cable to the FPGA. Easiest (and only?) option is
> > to use an Ethernet PHY. The PHY handles the analog stuff, speed
> > negotiation, collisions and other stuff. Connect it (or multiple) to
> > your FPGA using the MII (or RMI) interface. Read the PHY datasheet and
> > google for other ethernet information sources.

>
> > --
> > Stef (remove caps, dashes and .invalid from e-mail address to reply by mail)


You need an analog frontend again, with RF part on it. Google Wireless
Ethernet PHY.

Dan

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