AT91M40400
WD Control Register
Name:
Access:
WD_CR
Write only
31
30
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28
27
26
25
24
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23
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16
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15
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11
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9
8
RSTKEY
7
6
5
4
3
2
1
0
RSTKEY
• RSTKEY: Restart Key
0xC071 = Watch Dog counter is restarted.
Other value = No effect.
WD Status Register
Name:
Access:
WD_SR
Read only
31
30
29
28
27
26
25
24
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23
22
21
20
19
18
17
16
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15
14
13
12
11
10
9
8
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7
6
5
4
3
2
1
0
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WDOVF
• WDOVF: Watchdog Overflow
0 = No watchdog overflow.
1 = A watchdog overflow has occurred since the last restart of the watchdog counter or since internal or external reset.
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