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Unread 28-01-2011, 16:03
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Alan Anderson Alan Anderson is offline
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Re: Control of Decorations (Led displays)

Quote:
Originally Posted by Al Skierkiewicz View Post
...ask if you can use a relay output of the digital sidecar to drive a custom circuit that would power the LED. (A simple transistor would suffice...)
If you're going to do a custom driver circuit anyway, don't bother with abusing the relay outputs. Just use a Digital I/O pin.