E P I C B o a r d
E P I C - H D 0 7
Appendix A Programming the Watchdog Timer
A-5
A.2 F81866 Watchdog Timer Initial Program
Main
(){
aaeonSuperIOOpen();
aaeonWdtSetCountMode(BOOL
bMinute);
//
Set
wdt
count
mode
aaeonWdtSetTimeoutCount(BYTE
tTimeout);
//
Set
wdt
timer
aaeonWdtSetEnable(BOOL
bEnable);
//
Enable
wdt
aaeonSuperIOClose();
}
Void
aaeonSuperIOOpen(){
//
Config
F81866
Entry
key
aaeonioWritePortByte(F81866_INDEX,
0x87);
aaeonioWritePortByte(F81866_INDEX,
0x87);
}
Void
aaeonWdtSetCountMode(BOOL
bMinute){
BYTE
WDT_CONTROL
=
f81866ReadByte(F81866_WDT_CONTROL_REG);
if(bMinute)
f81866WriteByte(F81866_WDT_CONTROL_REG,
WDT_CONTROL
|
0x08);
else
f81866WriteByte(F81866_WDT_CONTROL_REG,
WDT_CONTROL
&
0xF7);
}
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