I want to create a mini humidifier linked to my Arduino w/display screen and ultrasonic ceramic disc. The problem is, I've ordered a 20mm ultrasonic mist maker and it's here, but I have no idea on how to connect it with my Arduino. The connection part is across from the push button. It's a kind of …

HELP PLEASE- Arduino humidifier heating disc

ieee488 March 31, 2018, 2:06am 2

I don't see where the Arduino is necessary to make that item function.

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