Hello everyone, I would like to turn on a single LED every time I press one of the 18 buttons, since I have no more pins available, I wanted to opt for the simplified scheme but before proceeding I would like to ask the experts if it is possible Thanks! [IMG_20230331_161642]

One led for 18 buttons

ruilviana March 31, 2023, 2:53pm 3

What arduino? UNO, Mega......?

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