RS-485 JUMPERS POSITION
Buzzer
Strato Pi UPS has an on-board buzzer that can be controlled using GPIO20. Simply set
GPIO20 to high to emit a continuous sound, and back to low to stop. The buzzer is not
intended to emit sound indefinitely and could be damaged doing so.
The Strato Pi utility has several commands to control the buzzer.
Buzzer on continuously:
$
sudo strato beep on
Buzzer off:
$
sudo strato beep off
Buzzer on for 500 milliseconds:
$
sudo strato beep 500
Buzzer on for 500 milliseconds, followed by 100 milliseconds pause, repeated three times:
$
sudo strato beep 500 100 3
19
Strato Pi UPS User Guide