Advantech SOM-4450 ETX, Руководство пользователя

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2 0 SOM-4450 User's Manual
A.1 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 value of time interval.
The value range is from 01 (hex) to 3E (hex), and the related time
interval is 1 sec. to 62 sec.
Data Time Interval
01 1 sec.
02 2 sec.
03 3 sec.
04 4 sec.
• •
• •
• •
3E 62 sec.