[Asterisk-Users] USB channel bank?

Sander Striker striker at apache.org
Thu Feb 20 10:27:00 MST 2003


> From: asterisk-users-admin at lists.digium.com
> [mailto:asterisk-users-admin at lists.digium.com]On Behalf Of Mark Spencer
> Sent: Thursday, February 20, 2003 5:43 PM

>> In what way is USB unreliable?
> 
> There are two parts of the USB unreliability.  One part is intrensic, and
> one part isn't.
> 
> The intrinsic part is that the USB clock is not locked to the codec clock,
> nor vice-versa, meaning you *will* have slip between the codec and the USB
> interface.
> 
> The other part is just that the performance seems to be random between
> different boxes.  Some boxes work great, others have clicks.

Isn't there another way to do the timing instead of piggy-backing the usb
drivers?

Sander



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