# This work is licensed under the MIT license. # Copyright (c) 2013-2024 OpenMV LLC. All rights reserved. # https://github.com/openmv/openmv/blob/master/LICENSE # # Power Good Pin # # The power good pin is an internal Pin on your OpenMV Cam # which goes low when the board external power and high when # it does not. You can use this pin to tell if you are running # an external battery. # # Run this example with a battery attached and then disconnect # your OpenMV Cam from the computer to see the red light turn on. # When you reconnect the camera to power it will turn off. import machine pg = machine.Pin("PG", machine.Pin.IN) r = machine.LED("LED_RED") while True: r.value(pg.value())