[Pool] External device sync / PPS / USB
timekeeper at miuku.net
Wed Mar 2 17:00:36 UTC 2011
Daniel Norton kirjoitti:
> As long as we’re on this topic, is it important to distinguish serial
> ports that are connected via an internal (or external) USB bus? Does
> this increase jitter? What if there’s other traffic on the USB bus?
Hi, using USB (either via serial port adapters or otherwise) for time
synchronization is most probably just a waste of your time and money.
So, in short, don't do it.
A longer answer to this question can be found from
http://gpsd.berlios.de/faq.html#time , for example.
More information about the pool