Mick...
I was poking thru the OCF driver for the Schlumberger Reflex-60 device, and
it seems that its does asynchronously send messages including card
insert/remove.
The driver writer had started another thread to listen to incoming bytes.
Eric
Note: Reflex-60 came with the $49 Schlumberger Linux dev system.
----- Original Message -----
From: Gunnar Osterode <[EMAIL PROTECTED]>
To: Michael McCabe <[EMAIL PROTECTED]>; opencard <[EMAIL PROTECTED]>
Sent: Thursday, January 11, 2001 10:40 AM
Subject: Re: [OCF] access control
> I've never seen such a reader. And in my opinion this would make no sense.
> The OCF is polling the readers that are registered, that means the reader
> is asked for its status and sends it back. That way the OCF recognizes if
a
> card is inserted.
>
> If the reader would send a signal autonomous the OCF or the application
> would be forced to 'listen' to the communication port the entire time. So
> where's the benefit!?
>
> Kind regards
> Gunnar Osterode
>
> >Does anyone know of any readers that can send notification to a host
> >computer when a card is inserted into the reader. I want to be able to
> >build extra hardware around this computer if necessary.
> >
> >Cheers,
> >Mick.
> >
> >
> >
> >
> >---
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