>-----Original Message-----
>From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] 
>On Behalf Of Marcel Birthelmer
>Sent: 06 March 2007 11:07
>To: Microcontroller discussion list - Public.
>Subject: Re: [EE] My First Original Circuit!
>
>
>Mike,
>not quite. In a priority encoder, whichever input has higher 
>priority will always clobber the others. In this circuit, 
>though, the button that's pressed first has priority as long 
>as it's pressed.

Ahh, I understand now.  I initialy thought you were just trying to prevent simultaneous pressing of SW1 and SW2 causing the same output as SW3.  In that case it seems like a neat circuit.

Regards

Mike

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