[etherlab-users] Jitter when trying to use EtherLab Master at hard real-time 1 kHz under RT-PREEMPT

Matthieu Bec mbec at gmto.org
Tue Mar 6 19:06:41 CET 2012


> signal checked on a scope, shows very little jitter - 1us. or less.

sorry, that was a wrong number...
the module I have advertises Ton=60 us, not clear how to exactly 
interpret time values below that, but zooming in the scope trace looking 
at beginning of transition, jitter is more like ~30 us

Matthieu




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