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Re: [lpc2000] UART0 interrupts without FIFOs

2006-04-30 by Robert Adsett

At 05:26 AM 4/29/2006 -0400, Tom Walsh wrote:
>Robert Adsett wrote:
> >It's a nasty little bug Tom, I was running w/o the FIFOs on and ran into a
> >problem that I eventually 'fixed' by only reading the IIR once per
> >interrupt.  Before that under an echo load the serial interrupts would
> >occasionally stop.  (My test was a simple echo test and it would take
> >several hours to fail at full load)  Note that these tests were on a 2106.
> >
> >
> >
>Robert, thanks for the info on this.  I'll have to do some more testing
>on the LPC2000 uarts.  Most stringent testing has been on the SPI +
>MAX3100 uarts.

Glad to help Tom, I'd like any information I could get on this. Until I 
know what the underlying cause is I won't be comfortable that I've 
completely eliminated it.

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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