Programming - Aaeon FSB-H81H Manual

F u l l - s i z e S B C F S B - H 8 1 H
A.1 Programming
FSB-H81H utilizes FINTEK 81866 chipset as its watchdog timer
controller. Below are the procedures to complete its configuration
and the AAEON initial watchdog timer program is also
attached based on which you can develop customized
program to fit your application.
Configuring Sequence Description
After the hardware reset or power-on reset, the FINTEK 81866
enters the normal mode with all logical devices disabled
except KBC. The initial state (enable bit ) of this logical device
(KBC) is determined by the state of pin 121 (DTR1#) at the falling
edge of the system reset during power-on reset.
A-2
Appendix A Programming the Watchdog Timer