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Topic: Programming/Coding Help Needed (Read 450 times) previous topic - next topic

stepup

when programming 3 light switches to an arduino uno, do you have to define the input and output in seperate pins?

Nick Gammon

Please post technical questions on the forum, not by personal message. Thanks!

More info:
http://www.gammon.com.au/electronics

PaulS

Quote
do you have to define the input and output in seperate pins?

Obviously.

UKHeliBob

Try the Button example in the IDE.  One button turns on one LED. 
Expand on that idea.
Please do not send me PMs asking for help.  Post in the forum then everyone will benefit from seeing the questions and answers.

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