Periodic Interrupt Timer Status
| Bit7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| CTRLBUSY | |||||||
| Access | R | ||||||
| Reset | 0 |
PITCTRLA Synchronization Busy
This bit indicates whether the RTC is busy synchronizing the Periodic Interrupt Timer Control A register (RTC.PITCTRLA) in the RTC clock domain.