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Re: [lpc2000] 100 MHz clock using LPC2138

2005-06-14 by Robert Adsett

At 01:00 PM 6/14/05 +0100, sudip nag wrote:
>Hi,
>My requirement is to interface Gigabit ethernet transceiver (>=500Mbps 
>or >=64 mega bytes per second). The data feeding technique is to supply 8 
>bit parallel data along with a clock that must exceed 64 MHz (64 mega 
>bytes per second). Here I must synchronize each cycle of clock with data 
>byte.  So I need to generate such high clock frequency.
>Please suggest.

What chip are you using that requires that kind of minimum?

It might be possible to burst at this rate with some sort of FIFO setup but 
there is no way an LPC210xx is going to approach this speed.

Robert

" 'Freedom' has no meaning of itself.  There are always restrictions,   be 
they legal, genetic, or physical.  If you don't believe me, try to chew a 
radio signal. "  -- Kelvin Throop, III
http://www.aeolusdevelopment.com/

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