Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 Data Sheet
Product codes
ATEVK1105
78
AT32UC3A
13.6.8
Power and Oscillators Status
Name:
POSCSR
Access Type:
Read-only
•
BODDET: Brown out detection
0: No BOD event
1: BOD has detected that power supply is going below BOD reference value.
1: BOD has detected that power supply is going below BOD reference value.
•
OSC32RDY: 32 KHz oscillator Ready
0: The 32 KHz oscillator is not enabled or not ready.
1: The 32 KHz oscillator is stable and ready to be used as clock source.
1: The 32 KHz oscillator is stable and ready to be used as clock source.
•
OSC1RDY: OSC1 ready
0: Oscillator 1 not enabled or not ready.
1: Oscillator 1 is stable and ready to be used as clock source.
1: Oscillator 1 is stable and ready to be used as clock source.
•
OSC0RDY: OSC0 ready
0: Oscillator 0 not enabled or not ready.
1: Oscillator 0 is stable and ready to be used as clock source.
1: Oscillator 0 is stable and ready to be used as clock source.
•
MSKRDY: Mask ready
0: Mask register has been changed, masking in progress.
1: Clock are masked according to xxx_MASK
1: Clock are masked according to xxx_MASK
•
CKRDY:
0: The CKSEL register has been written, and the new clock setting is not yet effective.
1: The synchronous clocks have frequencies as indicated in the CKSEL register.
1: The synchronous clocks have frequencies as indicated in the CKSEL register.
•
LOCK1: PLL 1 locked
0:PLL 1 is unlocked
1:PLL 1 is locked, and ready to be selected as clock source.
1:PLL 1 is locked, and ready to be selected as clock source.
•
LOCK0: PLL 0 locked
0: PLL 0 is unlocked
1: PLL 0 is locked, and ready to be selected as clock source.
1: PLL 0 is locked, and ready to be selected as clock source.
31
30
29
28
27
26
25
24
-
-
-
-
-
-
-
-
23
22
21
20
19
18
17
16
-
-
-
-
-
-
-
BODDET
15
14
13
12
11
10
9
8
-
-
-
-
-
-
OSC32RDY
OSC1RDY
7
6
5
4
3
2
1
0
OSC0RDY
MSKRDY
CKRDY
-
-
-
LOCK1
LOCK0
32058K
AVR32-01/12