ATSAM3U View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
'ATSAM3U' PDF : 59 Pages View PDF
5.6 Wake-up Sources
The wake-up events allow the device to exit backup mode. When a wake-up event is detected,
the Supply Controller performs a sequence which automatically reenables the core power
supply.
Figure 5-4. Wake-up Source
sm_int
SMEN
rtc_alarm
RTCEN
rtt_alarm
RTTEN
FWUP
Falling
Edge
Detector
FWUPEN
SLCK
FWUPDBC
Debouncer
FWUP
Core
Supply
Restart
WKUP0
WKUP1
WKUP15
WKUPT0
Falling/Rising
Edge
Detector
WKUPT1
Falling/Rising
Edge
Detector
WKUPT15
Falling/Rising
Edge
Detector
WKUPEN0 WKUPIS0
WKUPEN1 WKUPIS1
WKUPEN15 WKUPIS15
SLCK
WKUPDBC
Debouncer
WKUPS
22 SAM3U Series
6430F–ATARM–21-Feb-12
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