Currently when the Pi shuts down the RGB LEDs retain their state until the power manager times out and powers down the GPIO bridge. The GPIO bridge has knowledge of whether the Pi is running so it is possible to clear the LEDs whenever such a shutdown is detected.
Currently when the Pi shuts down the RGB LEDs retain their state until the power manager times out and powers down the GPIO bridge. The GPIO bridge has knowledge of whether the Pi is running so it is possible to clear the LEDs whenever such a shutdown is detected.