FabiaTech Corporation
Watchdog Timer
This section describes how to use the Watchdog Timer, including disabled, enabled,
and trigger functions.
The FX5328 is equipped with a programmable time-out period watchdog timer.
You can use your own program to Enabled the watchdog timer. Once you have
enabled the watchdog timer, the program should trigger the I/O every time before
the timer times out. If your program fails to trigger or disable this timer before it
times out, e.g. because of a system hang-up, it will generate a reset signal to reset
the system. The time-out period can be programmed to be set from 1 to 255
seconds or minutes.
The CD includes a Watch Dog demo file. In the WATCHDOG/F81216D/TURBOC:
Library and Test Program written in Turbo C
++
The WATCHDOG includes a demonstration program established for users who
would like to configure the Watchdog timer by themselves.
Note: In the WATCHDOG/F81216D directory, README.TXT file is included to provide
demo program information. If use the watchdog Turbo C++ demo program,
need the modify watchdog register whose address index is 0x2e and data port
is 0x2F, watchdog timer base address is 0x308 (High/Low Byte), and watchdog
trigger and timer I/O is set to 0x308 and 0x309.
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