[Asterisk-Dev] single bit T1 errors (Zhone again)

Mark Spencer markster at digium.com
Tue Apr 15 19:51:50 MST 2003


> 1) does every signalling bit that comes along generate an event in the
> driver, or only the first bit of a given signalling type (ringing,
> hookstate, etc.) ? If so great, if not what handles this part ?

It's the transitions, sometimes debounced, which generate events.

> 2) do the events in 1) come in at a reliable interval as defined by the
> media properties eg: T1 would have a certain fixed event rate per channel,
> and E1 would have another predictable but possibly different rate ?

They're measured about the same frequency.  Interpretations often are time
dependent (i.e. FLASH vs. ON HOOK for exmaple).

Mark




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