Hello, i have a problem with my arduino mega 2560. First of all, i program my arduino to change one led randomly from 6 led's, every time i push a button. When i power up my arduino with my pc (with the usb cable) it's working fine. That means my arduino it's waiting to push the button to change…

Problem with adaptor external power supply

system May 19, 2018, 5:54pm 2

(deleted)

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