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Re: [lpc2000] Re: Power Supply Sequencing - Latchup - FOLLOWUP

2005-01-19 by Robert Adsett

At 05:13 PM 1/19/05 +0000, you wrote:
>Check your power up reset signal length, it should be at least 10ms
>(AFTER V18 is stable, check this).  If it is shorter than this the
>processor may enter an "unknown state".

Also what's your decoupling like?  Marginal decoupling could give symptoms 
like this.

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

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