What is the clock source of RTC (Real Time Clock) controller? Does RTC operate in Power- down mode?
Posted: 24 Mar 2017, 14:54
The only clock source of RTC controller comes from the LXT.
Since the LXT still works in Power-down mode, RTC can operate and wake up the whole chip from this mode.
Since the LXT still works in Power-down mode, RTC can operate and wake up the whole chip from this mode.
- RTC Block Diagram.png (27.97 KiB) Viewed 4361 times