[GRLUG] Time Clocks and Software

[Steve Romanow]

On 1/28/2011 2:31 PM, L. V. Lammert wrote:
> On Fri, 28 Jan 2011, Ben Rousch wrote:
>
>> That was definitely my plan if we'd gone the Arduino route. Unless I'm
>> missing something (which is possible), the usb relay is rather mundane
>> for BarCamp.
>>
> PMFJI, but if you're going the Arduino route, you don't need a USB relay -
> you need a simple normally open relay that uses your power supply on the
> input side and switches the alarm on the output side.
>
> 	Lee
>
Why not reuse the existing card swiper and relay?  Just write a new 
interface for it.

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