Re: [rtl] external interrupt generation

[Tomasz Motylewski <motyl@stan.chemie.unibas.ch>]

On Wed, 3 Nov 1999, Peter Wurmsdobler wrote:

> generation scheme due to the board characteristics. Of course, 
> I could buy a board, in which the daq path and the external 
> interupt generation path are separated, but.. 

Or just get ISA specs and solder one wire to a free interrupt line on your
board or directly to the mainboard. Protect it against catching spikes.

> Now the question: Could I use the serial or parallel port at 
> this speed with a deterministic latency between the external
> signal and the interrupt generation, or is there a better
> solution?

I think is should be possible to get interrupts from parallel port.

--
Tomek

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