ATSAM3S ATMEL [ATMEL Corporation], ATSAM3S Datasheet - Page 22

• Manufacturer Part Number: ATSAM3S
• Description: AT91 ARM Cortex M3-based Processor
• Manufacturer: ATMEL [ATMEL Corporation]

5.6
Figure 5-4.
22
WKUP15
WKUP0
WKUP1
Wake-up Sources
SAM3S Summary
Wake-up Source
rtc_alarm
rtt_alarm
sm_out
Falling/Rising
Falling/Rising
Falling/Rising
WKUPT15
WKUPT0
WKUPT1
Detector
Detector
Detector
Edge
Edge
Edge
The wake-up events allow the device to exit the backup mode. When a wake-up event is
detected, the Supply Controller performs a sequence which automatically reenables the core
power supply and the SRAM power supply, if they are not already enabled.
RTCEN
RTTEN
SMEN
WKUPEN15
WKUPEN0
WKUPEN1
WKUPIS0
WKUPIS15
WKUPIS1
SLCK
WKUPDBC
Debouncer
WKUPS
6500AS–ATARM–11-Dec-09
Core
Supply
Restart