Buzzer support
SmartAP PDB has integrated electromagnetic buzzer (sounder) which is used for audio notifications about the system status. Simply connect the
BUZZER and GND signals of the flight controller to BUZZER and GND signals of the PDB.
Voltage and current sensors
SmartAP PDB has integrated voltage and current sensors. Current sensor is located on the bottom side of the PDB. For correct scale / offset
configuration, please, refer to Configuration section.