Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 Data Sheet
Product codes
ATEVK1105
104
AT32UC3A
16.4.5
Interrupt Cause Registers
Register Name
:
ICR0...ICR3
Access Type:
Read-only
• CAUSE: Interrupt group causing interrupt of priority n
ICRn identifies the group with the highest priority that has a pending interrupt of level n. If no interrupts of level n are pend-
ing, or the priority level is masked, the value of ICRn is UNDEFINED.
31
30
29
28
27
26
25
24
-
-
-
-
-
-
-
-
23
22
21
20
19
18
17
16
-
-
-
-
-
-
-
-
15
14
13
12
11
10
9
8
-
-
-
-
-
-
-
-
7
6
5
4
3
2
1
0
-
-
CAUSE
32058K
AVR32-01/12