see github pages
GPIO 3 -> SW -> GND
GPIO 4 -> SW -> GND GPIO 21 -> R(1K ohm) -> LED -> GND
dtoverlay=gpio-shutdown,gpio_pin=4
dtoverlay=gpio-poweroff,gpiopin=21,active_low=1
see github pages
GPIO 3 -> SW -> GND
GPIO 4 -> SW -> GND GPIO 21 -> R(1K ohm) -> LED -> GND
dtoverlay=gpio-shutdown,gpio_pin=4
dtoverlay=gpio-poweroff,gpiopin=21,active_low=1