Datasheet

135
42023E–SAM–07/2013
ATSAM4L8/L4/L2
10.7.18 Fast Sleep Register
Name: FASTSLEEP
Access Type: Read/Write
Offset: 0x194
Reset Value: 0x00000000
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
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
76543210
-------OSC