AXIOMTEK CAPA520, User Manual

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2.5.23 ZIO Expansion Connector (SCN3) ............................................................ 24
Chapter 3 Hardware Description ........................... 25
3.1 Microprocessors ............................................................................... 25
3.2 BIOS ................................................................................................... 25
3.3 System Memory ................................................................................. 25
3.4 I/O Port Address Map ........................................................................ 26
3.5 Interrupt Controller (IRQ) Map ......................................................... 27
3.6 Memory Map ...................................................................................... 33
Chapter 4 AMI BIOS Setup Utility .......................... 35
4.1 Starting ............................................................................................... 35
4.2 Navigation Keys ................................................................................ 35
4.3 Main Menu .......................................................................................... 37
4.4 Advanced Menu ................................................................................. 38
4.5 Chipset Menu ..................................................................................... 54
4.6 Security Menu .................................................................................... 59
4.7 Boot Menu .......................................................................................... 60
4.8 Save & Exit Menu .............................................................................. 61
Appendix A Watchdog Timer ................................... 63
A.1 About Watchdog Timer ..................................................................... 63
A.2 How to Use Watchdog Timer ............................................................ 63
A.3 Sample Program ................................................................................ 64
Appendix B Digital I/O ............................................. 67
B.1 About Digital I/O ................................................................................ 67
B.2 Digital I/O Programming ................................................................... 67