Atmel SAM4S Xplained Pro Starter Kit Atmel ATSAM4S-XSTK ATSAM4S-XSTK Data Sheet
Product codes
ATSAM4S-XSTK
260
SAM4S [DATASHEET]
11100E–ATARM–24-Jul-13
16.3
Block Diagram
Figure 16-1. RTC Block Diagram
16.4
Product Dependencies
16.4.1 Power Management
The Real-time Clock is continuously clocked at 32768 Hz. The Power Management Controller has no effect on RTC
behavior.
behavior.
16.4.2 Interrupt
RTC interrupt line is connected on one of the internal sources of the interrupt controller. RTC interrupt requires the
interrupt controller to be programmed first.
interrupt controller to be programmed first.
User Interface
32768 Divider
Time
Slow Clock: SLCK
APB
Date
RTC Interrupt
Entry
Control
Interrupt
Control
Clock Calibration
RTCOUT0
RTCOUT1
Wave
Generator
Alarm