Programming The Watchdog Timer - Advantech PCA-6175 Manual

Programming the Watchdog Timer

To program the watchdog timer, you must write a program which
writes I/O port address 443 (hex). The output data is a time interval
value. The value range is from 01 (hex) to 3F (hex), and the related
time interval is 1 sec. to 63 sec.
Data
01
02
03
04
•
•
•
3F
PCA-6175 User's Manual
60
Time Interval
1 sec.
2 sec.
3 sec.
4 sec.
•
•
•
63 sec.