iv
Security setup........................................................................................................................48
Chipset Setup........................................................................................................................50
Northbridge VIA CN700 Configuration..........................................................51
Southbridge VT8237 Configuration................................................................52
Chapter 4 Software Installation ............................................................................................... 55
VIA HyperionPro Driver.........................................................................................................55
WINXP/WIN2000 XP Driver.........................................................................................55
VGA Drivers ...........................................................................................................................55
WINXP/WIN2000 Driver ..............................................................................................55
Audio Drivers .........................................................................................................................56
WINXP/WIN2000 Driver ..............................................................................................56
LAN Utility & Driver................................................................................................................56
BIOS Flash Utility.....................................................................................................................57
Watchdog Timer...................................................................................................................58
Watchdog Timer Setting...........................................................................................59
Watchdog Timer Enable & Trigger..........................................................................60
Watchdog Timer Disabled........................................................................................60
Programming RS-485............................................................................................................61
Initialize COM port .....................................................................................................61
Send out one character (Transmit).........................................................................62
Send out one block data (Transmit – the data more than two characters) ...62
Receive data..............................................................................................................62
Basic Language Example.........................................................................................62
Chapter 5 Technical Reference .............................................................................................. 65
Trouble Shooting for Post Beep and Error Messages.......................................................65
Technical Reference............................................................................................................68
Physical and Environmental.....................................................................................68
Real-Time Clock and Non-Volatile RAM ................................................................68
CMOS RAM Map........................................................................................................70
I/O Port Address Map................................................................................................71
Interrupt Request Lines (IRQ)....................................................................................72
DMA Channel Map ...................................................................................................73
DMA Controller 2........................................................................................................73
Serial Ports ...................................................................................................................74
