SAM3N00A Atmel Corporation, SAM3N00A Datasheet - Page 368
SAM3N00A
Manufacturer Part Number
SAM3N00A
Description
Manufacturer
Atmel Corporation
- Current page: 368 of 752
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24.15.14 PMC Status Register
Name:
Address:
Access:
• MOSCXTS: Main XTAL Oscillator Status
0 = Main XTAL oscillator is not stabilized.
1 = Main XTAL oscillator is stabilized.
• LOCK: PLL Lock Status
0 = PLL is not locked
1 = PLL is locked.
• MCKRDY: Master Clock Status
0 = Master Clock is not ready.
1 = Master Clock is ready.
• OSCSELS: Slow Clock Oscillator Selection
0 = Internal slow clock RC oscillator is selected.
1 = External slow clock 32 kHz oscillator is selected.
• PCKRDYx: Programmable Clock Ready Status
0 = Programmable Clock x is not ready.
1 = Programmable Clock x is ready.
• MOSCSELS: Main Oscillator Selection Status
0 = Selection is in progress
1 = Selection is done
• MOSCRCS: Main On-Chip RC Oscillator Status
0 = Main on-chip RC oscillator is not stabilized.
1 = Main on-chip RC oscillator is stabilized.
• CFDEV: Clock Failure Detector Event
0 = No clock failure detection of the main on-chip RC oscillator clock has occurred since the last read of PMC_SR.
1 = At least one clock failure detection of the main on-chip RC oscillator clock has occurred since the last read of PMC_SR.
368
OSCSELS
31
23
15
–
–
–
7
SAM3N
PMC_SR
0x400E0468
Read-only
30
22
14
–
–
–
6
–
29
21
13
–
–
–
5
–
FOS
28
20
12
–
–
4
–
MCKRDY
CFDS
27
19
11
–
–
3
PCKRDY2
CFDEV
26
18
10
–
2
–
MOSCRCS
PCKRDY1
LOCK
25
17
–
9
1
11011A–ATARM–04-Oct-10
MOSCSELS
MOSCXTS
PCKRDY0
24
16
–
8
0
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