The RTC 3 Click Board™ carries a BQ32000, a real-time clock with an integrated trickle charge circuit for the automatic switchover to a backup power supply (the circuit maintains the backup charge with an onboard supercapacitor).
The RTC 3 Click Board™ carries a BQ32000, a real-time clock with an integrated trickle charge circuit for the automatic switchover to a backup power supply (the circuit maintains the backup charge with an onboard supercapacitor).