Figure out what's up with the Radxa CM3 battery charger circuitry - Githubissues

EvanKrall / pipad

A PCB for putting a Raspberry Pi CM4 inside a 1st-generation iPad.

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Figure out what's up with the Radxa CM3 battery charger circuitry #22

Open EvanKrall opened 2 years ago

EvanKrall commented 2 years ago

If I have a battery connected, do I need to power the 5v inputs?
how does the USB_OTG0_VBUSDET pin work?
Can the CM3 actually charge a battery from USB?
Can the CM3 actually run from battery?
Can it handle hot plugging USB in and out?