Kontron MSM-LP Manual User Guide V106 - Manual (Page 30)

MSM-LP / Special Features
www.kontron.com 26
Indexed Register Map of Watchdog Device 08h
Index Bit Name Access Function
0x30 0 WDT_EN RW Watchdog device enable register: 0=disable,1=enable
0x30 1-7 RsvdP Reserved
0xF0 0 WDT_EVENT RO
0: no time out has occurred
1: time out has occurred
Writing "1" to this bit will clear the status
0xF0 1-2 WDT_UNIT RW
00: Timer Unit is 10ms
01: Timer Unit is 1 second
10: Timer Unit is 1 minute
11: reserved
0xF0 3-7 RsvdP Reserved
0xF1 7-0 WDT_CNT RW
The number of time units for the watchdog timer.
Write the same non-zero value twice to enable the timer; otherwise the timer is
disabled.
Register Attributes
Attribute Description
RsvdP RESERVED AND PRESERVED
Reserved for future RW implementations. Registers are Read-only and the software must preserve the value for
writes to this bit.
RW READ-WRITE REGISTER
Register bits are Read-Write and can be set or cleared by software.
RO READ-ONLY
Register bits are Read-only and can not be altered by software.
WO WRITE-ONLY
Register bits can only be Written. Reading returns indeterminable data.