Hi, I'm currently learning how to do PCB and stuff. I just did one to power and control LEDs from an Arduino with a MSGEQ7 to make it sound reactive. As soon as I powered the PCB with 12v, the chip became hot so I unplugged it. But, it was too late. the Nano became unresponsive from USB, unable to…

Arduino Nano dead after powered by 12v on custom PCB

bananagab September 30, 2021, 5:27pm 10

Which mean? I'm not supposed to do that?

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