Arkon AIMB-258 user manual

Page 68

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

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 ; Set minute as counting unit Mov al,0f5h

Out dx,al Inc dx In al,dx Or al,08h Out dx,al

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

Dec dx ; Set timeout interval as 5 minutes and start counting Mov al,0f6h

Out dx,al Inc dx Mov al,5 Out dx,al

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

Dec dx ; lock W83627UHG Mov al,0aah

Out dx,al

3.Enable watchdog timer to be reset by mouse ;-----------------------------------------------------------

Mov dx,2eh ; unlock W83627UHG Mov al,87h

Out dx,al Out dx,al

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

Mov al,07h ; Select registers of watchdog timer Out dx,al

Inc dx Mov al,08h Out dx,al

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

AIMB-258 User Manual

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Contents AIMB-258 Safety Information Electrical safetyCertifications Technical Support Packing ListContents Bios Operation Appendix BTable B.3 DVI Connector VGA1B Viii Chapter Motherboard Overview Placement DirectionBefore You Proceed Product Introduction Screw HolesMotherboard Layout Motherboard LayoutSpecifications PCIOperating System support list Operation System AIMB-258Board Diagram ChapterRiser Card Bracket View AccessoriesOrdering Information Layout Content List Jumper Setting ListJSETCOM2 COM2 RS232/422/485 Mode Selection JSETCOM1 COM1/+5 V/+12 V SelectionCMOS1 Clear Cmos J1LCD Power 3.3 V/5.5 V SelectionPSON1 ATX, AT Mode Selection Jobs HW monitor JWDT1 Watchdog Timer Output OptionCentral Processing Unit CPU for AIMB-258 Installing the CPU Product Introduction Installing the CPU Heatsink and Fan Motherboard HoleProduct Introduction Uninstalling the CPU Heatsink and Fan System Memory System MemoryDimm Sockets Location Memory Support List Sodimm DDR3Connectors Rear Panel Connectors10 Rear Panel Connectors 11 LEDsCPU Fan Connector CPUFAN1 System Fan Connector SYSFAN1, SYSFAN2 Page Front Panel Connector JFP1/JFP2/JFP3 ATX soft power switch JFP1 / PwrswReset JFP1 / Reset HDD LED JFP2 / Hddled12 ATX power supply LED status No support for AT power Power LED and keyboard lock connector JFP3USB 2.0 Connector USB56, USB78 ATX Power Connector ATX1 Important notes on the Motherboard Power RequirementsLCD Inverter Connector VP1 Lvds Connector LVDS1 SATA1 SATA2 PCIe x 16 Slot Pcie X SPI Flash ConnectorSPICN1 Product Introduction CF connector Bios Operation Bios Introduction Bios SetupMain Menu Standard Cmos Features Advanced Bios Features Advanced Chipset Features Integrated Peripherals Onboard Device Super IO DeviceUSE Device Setting Power Management Setup Power Management User Defined Suspend Mode DisabledHDD Power Down Mode Disabled PowerOn by LAN Enabled8 PnP/PCI Configurations PC Health StatusLoad Setup Defaults Set Password CPU Warning TemperatureCurrent System Temperature Current CPU TemperatureTo Disable Password To Establish PasswordTo Change Password Chipset Software Install Utility Before you Begin IntroductionWindows Vista/XP Driver Setup Page VGA Setup Introduction LAN Configuration Windows Vista/XP Driver Setup Realtek RTL8111C FeaturesInstallation LAN Configuration Page Appendix a Programming the Watchdog Timer Programming the Watchdog TimerWatchdog timer overview Appendix a Programming the Watchdog Timer Table A.1 Watchdog Timer Registers Example Program Page Appendix a Programming the Watchdog Timer Page Appendix B DVI Connector VGA1B USB Connector USB56,USB78VGA Connector VGA1A RS-232 Serial Port COM1~COM2 Table B.4 RS-232 Serial Port COM1~COM2RS-232 Serial Port COM3 ~ COM6 Table B.5 RS-232 Serial Port COM23PS/2 Keyboard/ Mouse Connector KBMS1 CPU Fan Power Connector CPUFAN1Table B.6 PS/2 Keyboard/ Mouse Connector KBMS1 Table B.7 CPU Fan Power Connector CPUFAN1Table B.9 External Speaker Connector JFP2/SPEAKER Power LED & Keyboard Lock Connector JFP3Table B.8 Power LED and Keylock Connector JFP3 Table B.11 Audio front panel connector FPAUD1 Audio Front Panel Connector FPAUD1Table B.10 Audio Front Panel Connector JFP1/ Reset Gpio Pin Header GPIO1 Table B.12 Gpio Pin Header GPIO1Lvds Connector LVDS1 Table B.13 Lvds Connector LVDS1Lvds Power Jumper J1 Table B.14 Lvds Power Jumper J1Lvds Invert VP1 Table B.15 Lvds Invert VP1System I/O Ports DMA Channel AssignmentsTable B.16 System I/O Ports Table B.17 DMA Channel AssignmentsInterrupt Assignments 19 1st MB Memory MapTable B.18 Interrupt Assignments Table B.19 1st MB Memory MapAppendix B Pin Assignments