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Topic: Push Button LED (Read 814 times) previous topic - next topic

darkenney

In the Push Button LED tutorial, why is the blue leg needed (pic 1)? Why not just out from power through switch, led, resistor, back to ground (pic 2 from a non-arduino setup)?

AWOL

Quote
Why not just out from power through switch, led, resistor, back to ground (pic 2 from a non-arduino setup)?
Why not indeed.
"Pete, it's a fool (who) looks for logic in the chambers of the human heart." Ulysses Everett McGill.
Do not send technical questions via personal messaging - they will be ignored.
I speak for myself, not Arduino.

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