Aaeon EPIC-QM77, Manual

Page: 111 / 139

E P I C B o a r d E P I C - Q M 7 7
Appendix A Programming the Watchdog Timer A-5
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// Procedure : AaeonWDTEnable
VOID
AaeonWDTEnable ()
{
WDTEnableDisable(
EnableLDN , EnableReg , EnableBit , 1
);
}
// Procedure : AaeonWDTConfig
VOID
AaeonWDTConfig ()
{
// Disable WDT counting
WDTEnableDisable(
EnableLDN , EnableReg , EnableBit , 0
);
// Clear Watchdog Timeout Status
WDTClearTimeoutStatus();
// WDT relative parameter setting
WDTParameterSetting();
}
VOID
WDTEnableDisable(byte LDN, byte Register, byte BitNum, byte Value)
{
SIOBitSet(LDN, Register, BitNum, Value);
}
VOID
WDTParameterSetting()
{
// Watchdog Timer counter setting
SIOByteSet( TimerLDN , TimerReg , TimerVal );
// WDT counting unit setting
SIOBitSet( UnitLDN , UnitReg , UnitBit , UnitVal );
// WDT output mode setting, level / pulse
SIOBitSet( ModeLDN , ModeReg , ModeBit , ModeVal );
// Watchdog timeout output via WDTRST#
SIOBitSet( WDTRstLDN , WDTRstReg , WDTRstBit , WDTRstVal );
}
VOID
WDTClearTimeoutStatus()
{
SIOBitSet( StatusLDN , StatusReg , StatusBit , 1 );
}
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