Watchdog Timer Register; Register 1: Watchdog Timer Load (Wdtload); Register 2: Watchdog Timer Value (Wdtvalue) - Advantech UNO-4673A Series User Manual

B.1

Watchdog Timer Register

B.1.1

Register 1: WatchDog Timer Load (WDTLOAD)

OFFSET = 0x000
WDTLOAD serves as a countdown timer. Once an 8-bit width value is loaded into the
register, it starts to count down to zero automatically.
Table B.1: WDTLOAD Bits Definitions
Bit 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
User
Settings
Reserved
Bits Access
31:8 -
7:0 R/W
B.1.2

Register 2: WatchDog Timer Value (WDTVALUE)

OFFSET = 0x004
WDTVALUE saves the current watchdog timer value.
Bit 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
User
Settings
Reserved
Bits Access
31:8 -
7:0 R/W
UNO-4673A/4683 Series User Manual
Name D Description
- Reserved 0
x00 = reset
WDTLOAD Load time into the register
0xFF = reset
Name D Description
- Reserved
0x00 = reset
WDTLOAD Current watchdog timer value
0xFF = reset
38
WDTLOAD
WDTLOAD