AT91M40400-25C ATMEL Corporation, AT91M40400-25C Datasheet - Page 109

• Manufacturer Part Number: AT91M40400-25C
• Description: 16/32-bit Microcontroller, 2.7V to 3.6V Operating Range
• Manufacturer: ATMEL Corporation

WD Control Register
Name:
Access:
•
WD Status Register
Name:
Access:
•
RSTKEY: Restart Key
0xC071 = Watch Dog counter is restarted.
Other value = No effect.
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.
31
23
15
31
23
15
---
---
--
--
--
--
7
7
30
22
14
30
22
14
WD_CR
Write only
---
---
WD_SR
Read only
--
--
--
--
6
6
29
21
13
29
21
13
---
---
--
--
--
--
5
5
28
20
12
28
20
12
---
---
--
--
--
--
4
4
RSTKEY
RSTKEY
27
19
11
27
19
11
---
---
--
--
--
--
3
3
26
18
10
26
18
10
---
---
2
--
--
--
2
--
AT91M40400
25
17
25
17
---
---
--
--
--
--
9
1
9
1
WDOVF
24
16
24
16
---
---
8
0
--
--
8
--
0
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