On 11/22/2014 2:32 PM, Jon Elson wrote:

> Some of the last Optiplex machines had too much BIOS stuff
> in them, and that interfered
> with the RT performance.  You may have to tweak some of the
> BIOS settings and
> mess with LAPIC and other oddities.  But, try it with the
> live disk and do the latency
> test.  if that works well, then you are golden.  if not,
> some investigating online
> may turn up the setting to get good RT latency.
>
> I have a 650 here that gets the real time delay message
> every now and again.
> I use it for testing boards, not running a machine, so I
> don't worry about it.

Isn't LPT latency pretty much a non-problem when using a controller like 
the Pico instead of a cheap breakout board?


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