The jack on the side accepts the barrel connector from a 12V wall wart. ... Inside there’s a switch mode power supply that provides the regulated 5V to each USB port.

USB port to the 5V in on the DC-in barrel jack.” In short, he circumvented the need for an additional power supply by siphoning energy from the USB connector.

IIRC, the pinecil does have both barrel jack and USB-C, which would make both of us happy. Report comment. Reply. DonPavlov says: April 28, 2021 at 8:50 am Easy answer.

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