[PD] in/out count

[John Harrison]

humph. Well here's one solution but there's probably something simpler. 
I'll be curious what other people come up with...

-John

potax flan wrote:
> yo
> this is doing my head in but i guess it's not rocket science...
> trying to figure out a system to keep track of how many people are in 
> a room at any given moment.
> already have 2 sensors doing the physical work and sending bangs to 
> pd, but then i get stuck...
> ii have 2 bangs -- one for the left sensor, the other for the right, 
> so that the left+right sequence means someone goes in and the 
> right+left one means someone leaves the room.
> i was trying to make it as elegant and simple as possible instead of 
> having a crazy gate/select contraption.
> ideas?
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-- 
John Harrison
http://alumni.media.mit.edu/~harrison


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