SAM7L128_14 Datasheet, PDF (118/549 Pages) ATMEL Corporation – AT91SAM ARM-based Flash MCU

17.4.6 Supply Controller Wake Up Mode Register
Register Name:
SUPC_WUMR
Access Type:
Read-write
31
30
29
28
27
26
25
–
–
–
–
–
–
–
23
22
21
20
19
18
17
–
–
–
–
–
–
–
15
14
13
12
11
10
9
–
WKUPDBC
–
FWUPDBC
7
6
5
4
3
2
1
–
–
–
–
RTCEN
–
BODEN
• FWUPEN: Force Wake Up Enable
0 = The Force Wake Up pin has no wake up effect.
1 = The Force Wake Up pin low forces the wake up of the core power supply.
• BODEN: Brownout Wake Up Enable
0 = The brownout alarm signal has no wake up effect.
1 = The brownout alarm signal forces the wake up of the core power supply.
• RTCEN: Real Time Clock Wake Up Enable
0 = The RTC alarm signal has no wake up effect.
1 = The RTC alarm signal forces the wake up of the core power supply.
• FWUPDBC: Force Wake Up Debouncer
FWUPDBC
0x0
0x1
0x2
0x3
0x4
0x5
0x6-0x7
Force Wake Up Debouncer
Immediate, no debouncing, detected active at least on one Slow Clock edge.
FWUP shall be low for at least 3 SLCK periods
FWUP shall be low for at least 32 SLCK periods
FWUP shall be low for at least 512 SLCK periods
FWUP shall be low for at least 4,096 SLCK periods
FWUP shall be low for at least 32,768 SLCK periods
Reserved
24
–
16
–
8
0
FWUPEN
SAM7L128/64 [DATASHEET]
6257B–ATARM–01-Feb-13
118