SAM4L Datasheet, PDF (129/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU

ATSAM4L4/L2
10.7.18 Fast Sleep Register
Name:
FASTSLEEP
Access Type:
Read/Write
Offset:
0x194
Reset Value:
0x00000000
31
30
29
28
27
26
25
24
-
-
-
-
-
-
-
DFLL
23
22
21
20
19
18
17
16
-
-
-
FASTRCOSC
15
14
13
12
11
10
-
-
-
-
-
-
9
8
-
PLL
7
6
5
4
3
2
1
0
-
-
-
-
-
-
-
OSC
Each bit in this register corresponds to a clock source set as the main clock just before entering power save mode and just after
wake-up to make the wakeup time faster.
0: The corresponding clock source is not set as the main clock after wake-up.
1: The corresponding clock source is set as the main clock after wake-up.
• OSC: Oscillator
• PLL: PLL
• FASTRCOSC:
00001: RC80
00010: RCFAST
00100: RC1M
01000: Reserved
10000: Reserved
• DFLL: DFLL
42023C–SAM–02/2013
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