Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK 数据表
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产品代码
AT91SAM9M10-G45-EK
110
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
15.5.4
Periodic Interval Timer Image Register
Name:
PIT_PIIR
Address:
0xFFFFFD3C
Access:
Read-only
• CPIV: Current Periodic Interval Value
Returns the current value of the periodic interval timer.
• PICNT: Periodic Interval Counter
Returns the number of occurrences of periodic intervals since the last read of PIT_PIVR.
31
30
29
28
27
26
25
24
PICNT
23
22
21
20
19
18
17
16
PICNT
CPIV
15
14
13
12
11
10
9
8
CPIV
7
6
5
4
3
2
1
0
CPIV