Aaeon IMBA-Q77 User Manual page 84

I n d u s t r i a l M o t h e r b o a r d
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// Procedure :
void AaeonWDTEnable (Byte Timer, boolean Unit){
Byte val;
//Super I/O Entry Key
outportb(SIOIndex,0x87);
outportb(SIOIndex,0x87);
// Select Logic Device Number Register
outportb(SIOIndex,0x07);
outportb(SIOData,0x08);
// Setting WDT Operation Mode
outportb(SIOIndex,0xF5);
val = inportb((SIOData);
outportb(SIOIndex,0xF5);
outportb(SIOData, val | Unit << 3 );
// Setting WDT Counter
outportb(SIOIndex,0xF6);
outportb(SIOData,Timer);
}
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Appendix A Programming the Watchdog Timer
I M B A - Q 7 7
A-8