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PCM-3370 User’s Manual 90
Appendix A Programming the Watchdog
Timer
A.1 Programming the watchdog timer
The following example show how you might program the watchdog timer
in Assembly:
1. Watch Dog Timer Enable
Port 404e Bit7 set "o" to enable PCM-3370 Watch Dog Timer
Ex:
Mov DX, 404e
Mov AL, 7F
Out DX, AL
2. Watch Dog Timer Disable
Port 404e Bit6 set "o" to disable PCM-3370 Watch Dog Timer
Ex:
Mov DX, 404e
Mov AL, BF
Out DX, AL