AAEON AEC-6635 - Manual (Page 45)

E m b e d d e d C o n t r o l l e r A E C - 6 6 3 5
Appendix A Programming the Watchdog Timer A-4
WatchDog Timer Configuration Registers
Configure Control (Index=02h)
This register is write only. Its values are not sticky; that is to say, a
hardware reset will automatically clear the bits, and does not
require the software to clear them.
Watch Dog Timer 1, 2, 3 Control Register (Index=71h,81h,91h
Default=00h)