AAEON AIS-E1 - Manual (Page 47)

Ad v a n c e d S y s t e m
A I S - E 1
C o n t r o l l e r
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.