Atmel Xplained Evaluation Board AT32UC3A3-XPLD AT32UC3A3-XPLD Data Sheet
Product codes
AT32UC3A3-XPLD
90
32072H–AVR32–10/2012
AT32UC3A3
8.6.7
Interrupt Status Register
Name: ISR
Access Type:
Read-only
Offset:
0x1C
Reset Value:
0x00000000
• TOPI: Top Interrupt
This bit is set when VAL has wrapped at its top value.
This bit is cleared when the corresponding bit in ICR is written to one.
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
-
-
-
-
-
-
-
TOPI