Aaeon PCM-QM77 Manuel d'utilisateur télécharger pdf (Page 135)

Compact Board PCM-QM77

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);

}



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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Aaeon PCM-QM77 Manuel d'utilisateur Page 135