V25 pinout?

Alexey Toptygin alexeyt at freeshell.org
Fri Aug 26 16:58:50 CDT 2005


On Fri, 26 Aug 2005, Tony Duell wrote:

> Does anyone know the pinout of the V25 interface (DB25 connector)? No,
> this is not a typo for V24, which I know ot be much the same as RS232.
> V25 seems ot be an interfce for autodiallers.

I just looked, and V.25 explicitly refers to the V.24 pinout. V.25 (and 
V.25bis and V.25ter) only specify procedures user over the v.24 circuit in 
automatic dialling scenarios (when to raise/lower which signals and a 
DTE-DCE command/response format) V.25ter is the familiar AT command set.

 			Alexey


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