Intel user manual AIMB-744 User’s Manual

Page 88

Out dx,al

 

;-----------------------------------------------------------

 

Mov al,07h

; Select registers of watchdog timer

Out

dx,al

 

Inc

dx

 

Mov

al,08h

 

Out

dx,al

 

;-----------------------------------------------------------

 

Dec dx

; Enable the function of watchdog timer

Mov

al,30h

 

Out

dx,al

 

Inc

dx

 

Mov

al,01h

 

Out

dx,al

 

;-----------------------------------------------------------

 

Dec dx

; Enable watchdog timer to be reset by mouse

Mov

al,0f7h

 

Out

dx,al

 

Inc

dx

 

In

al,dx

 

Or al,80h

 

Out

dx,al

 

;-----------------------------------------------------------

 

Dec dx

; lock W83627HF

Mov

al,0aah

 

Out

dx,al

 

4.Enable watchdog timer to be reset by keyboard ;-----------------------------------------------------------

Mov dx,2eh

; unlock W83627H

Mov al,87h

 

Out dx,al

 

AIMB-744 User’s Manual

74

Image 88
Contents AIMB-744 Copyright Notice Advantech customer services Message to the CustomerBrand Size Speed Type Memory Product warranty AIMB-744 comparison tableInitial Inspection Release NoteContents Chapter Award Bios Setup Advanced Chipset Features PnP/PCI Configurations Chapter Chipset Software Install Utility CPU/System Fan Power Conn CN14/15/37 PCI Bus Map 105 AIMB-744 User’s Manual Xiv General Information Hardware Configuration IntroductionSpecifications FeaturesSystem Memory Input/OutputAGP interface Ethernet LANJumpers and Connectors Industrial featuresMechanical and environmental specifications LabelConnectors FunctionSA0 Board Layout Jumper and Connector Locations Jumper and Connector locationsAIMB-744 Block Diagram Tel 82875PSafety Precautions Page Jumper Settings How to set jumpersWatchdog timer output J2 Function Jumper SettingWatchdog timer output J2 PCI-X 33/66Mhz selection J5 & J6PCI-X slots 3.3V/5V selection J8 System MemoryCPU FSB and memory speed Memory Installation Procedures Dual channel configurationProcessor Installation Cache MemoryConnecting Peripherals Primary CN1 and Secondary CN2 IDE Connec Tors Floppy Drive Connector CN3 Parallel Port CN4USB Ports CN6 shared with CN32 Serial Ports COM1 CN9 COM2 CN38 COM3 CN10 COM4 COM23External Keyboard Connector CN12 PS/2 Keyboard and Mouse Conn CN11CPU Fan Connector CN14 System FAN connector CN15 and CN37Front Panel Connectors CN16, 17, 18, 19, 21&29 Power LED and Keyboard Lock CN16Reset CN18 ATX soft power switch CN21PS/2 or ATX power supply LED status External speaker CN17SM Bus Connector CN29 12 H/W Monitor Alarm CN22USB and LAN ports CN31 and CN32 Line Out, Mic in connector CN55 Audio input from CD-ROM CD in CN56Aux Line-In connector AUX in CN57 Front Panel audio connector FP Audio CN59Case Open Connector CN64 18 8-pin Alarm Board Connector CN62Serial ATA interface SA0 and SA1 Connecting to SNMP-1000 remote manager Auxiliary 4-pin power connector ATX1Award Bios Setup Cmos RAM Auto-backup and Restore Entering Setup Standard Cmos SetupAdvanced Bios Features Hard Disk Boot PriorityVirus Warning CPU L1 & L2 CacheQuick Power On Self Test First/Second/Third Boot DeviceBoot Other Device Boot UP Floppy SeekAdvanced Chipset Features Apic ModeSecurity Option MPS Version Control For OSActive to Precharge Delay Dram RAS# to CAS# DelayDram Timing Selectable CAS Latency TimeSystem Bios Cacheable Video Bios CacheableDelay Prior to Thermal Memory Hole At 15M-16MIntegrated Peripherals Integrated peripheralsIDE HDD Block Mode Serial ATA Port0/Port1 ModeOn-Chip IDE Device On-Chip Serial ATAOnboard LAN Boot ROM USB ControllerUSB 2.0 Controller USB Keyboard/Mouse SupportUart Mode Select Parallel Port ModeEPP Mode Select Onboard FDC ControllerPower Management Setup ECP Mode Use DMAPwron After PWR-Fail Acpi functionPower Management Video Off MethodVideo Off In Suspend Suspend TypePnP/PCI Configurations PC Health Status Password Setting Spread Spectrum ControlSave & Exit Setup Exit Without SavingChipset Software Installation Utility Chipset Software Install Utility Before you beginWindows XP Driver Setup AIMB-744 User’s Manual Page AIMB-744 User’s Manual LAN Configuration Introduction Installation Win XP Driver Setup Intel 82547/41AIMB-744 User’s Manual Page AIMB-744 User’s Manual Onboard Security Setup Introduction Windows XP Driver Setup Click Next when you see the following message Page Using the OBS Hardware Doctor Utility Page AIMB-744 User’s Manual Programming the Watchdog Timer Programming the Watchdog Timer Watchdog timer overviewReset/ Interrupt selection Programming the Watchdog TimerAppendixA Address of register 2E Attribute Example Program Set timeout interval as 10 seconds and start counting AppendixA AIMB-744 User’s Manual AppendixA AIMB-744 User’s Manual Pin Assignments IDE Hard Drive Connector CN1, CN2 Table B.1 IDE hard drive connector CN1, CN2 Pin SignalTable B.2 Floppy drive connector CN3 Pin Signal Parallel Port Connector CN4 Table B.3 Parallel port connector CN4 Pin SignalTable B.5 COM1/2 RS-232 serial port CN9/38 Pin Signal USB Connector CN6 shared with CN32COM1/2/3/4 RS-232 Serial Port Interface CN9/10/ 23/38 COM3/4 serial port connector CN10/23 Table B.6 Keyboard and mouse connector CN11 Pin SignalTable B.7 COM3/4 serial port connector CN10/23 Pin Signal Keyboard and Mouse Connnector CN11Table B.8 External keyboard connector CN12 Pin Signal CPU/System Fan Power Conn CN14/15/37Table B.9 CPU/System Fan Power Conn CN14/15/37 Power LED CN16 External Speaker Connector CN17Table B.10 Power LED and keylock conn CN16 Pin Function Table B.11 External Speaker Connector CN17Reset Connector CN18 HDD LED Connector CN19Table B.12 Reset connector CN18 Pin Signal Table B.13 HDD LED connector CN19ATX Soft Power Switch CN21 Table B.14 ATX soft power switch CN21 Pin SignalSM Bus Connector CN29 15 H/W Monitor Alarm CN2217 USB/LAN ports CN31 and CN32 Table B.19 Audio in from CD-ROM CD in CN56 Pin Signal Table B.18 Ethernet 10/100Base-T RJ-45 portTable B.20 Aux Line-In connector AUX in CN57 Table B.21 Front audio conn FP Audio CN59 Pin SignalTable B.22 Case Open Connector CN64 23 8-pin Alarm Board Connector CN62Table B.23 8-pin Alarm Board Connector CN62 Pin Signal System I/O Ports Table B.24 System I/O ports Addr. range Hex DeviceInterrupt Assignments DMA Channel AssignmentsTable B.25 DMA channel assignments Channel Function PCI Bus Map 27 1st MB Memory MapPCI-X bus map AIMB-744 User’s Manual