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NDiS B425-SI3 User Manual
Appendix A: Watchdog
Watchdog Timer Configuration Register (Index=72h, Default=001s0000b)
Bit
Description
7
WDT Time-out Value Select 1
1: Second
0: Minute
6
WDT Output through KRST (pulse) Enable
1: Enable
0: Disable
5
WDT Time-out Value Extra Select
1: 62.5ms x WDT Timer-out value (default = 3.5s)
0: Determined by WDT Time-out value select 1 (bit 7 of this register)
4
WDT Output through PWRGD Enable
1: Enable
0: Disable
During LRESET# this bit is selected by JP2 power-on strapping option.
3-0
Interrupt Level Select for WDT
Please refer to Interrupt Level Mapping Table.
Watchdog Timer Time-out Value (LSB) Register (Index=73h, Default=38h)
Bit
Description
7-0
WDT Time-out Value 7-0
Watchdog Timer Time-out Value (MSB) Register (Index=74h, Default=00h)
Bit
Description
7-0
WDT Time-out Value 15-8
