Advantech AIMB-210 Table A.1 Watchdog Timer Registers, Address of Register 2E Attribute

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Table A.1: Watchdog Timer Registers

Address of Register (2E) Attribute

Read/Write

Value (2F) &

 

 

description

 

87 (hex)

-----

Write this address to I/O address port 2E (hex)

 

 

twice to unlock the W83627DHG.

07 (hex)

write

Write 08 (hex) to select register of watchdog timer.

30 (hex)

write

Write 01 (hex) to enable the function of the watch-

 

 

dog timer. Disabled is set as default.

F5 (hex)

write

Set seconds or minutes as units for the timer.

 

 

Write 0 to bit 3: set second as counting unit.

 

 

[default]

 

 

Write 1 to bit 3: set minutes as counting unit.

F6 (hex)

write

0: stop timer [default]

 

 

01~FF (hex): The amount of the count, in seconds

 

 

or minutes, depends on the value set in register F5

 

 

(hex). This number decides how long the watch-

 

 

dog timer waits for strobe before generating an

 

 

interrupt or reset signal. Writing a new value to this

 

 

register can reset the timer to count with the new

 

 

value.

F7 (hex)

read/write

Bit 7:Write 1 to enable mouse to reset the timer, 0

 

 

to disable[default]. Bit 6: Write 1 to enable key-

 

 

board to reset the timer, 0 to disable.[default]

 

 

Bit 5: Write 1 to generate a timeout signal immedi-

 

 

ately and automatically return to 0. [default=0]

 

 

Bit 4: Read status of watchdog timer, 1 means

 

 

timer is “timeout”.

AA (hex)

-----

Write this address to I/O port 2E (hex) to lock the

 

 

watchdog timer 2.

AIMB-210 User Manual

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Contents AIMB-210 Copyright Acknowledgements Advantech Customer Services Message to the CustomerDeclaration of Conformity FCCMemory Compatibility Brand Size Speed Vendor PN Advantech PN MemoryProduct Warranty 2 years Ordering InformationInitial Inspection Viii Contents Chipset Software Installation Utility Appendix a Table B.24System I/O Ports Chapter Introduction FeaturesCost effective 945GSE chipset supports 533 Front side bus Specifications Jumpers and Connectors Industrial featuresMechanical and environmental specifications ConnectorsUSB56 Board layout Jumper and Connector Locations Jumper and Connector LocationAIMB-210 Board Diagram AIMB-210 Board DiagramSafety Precautions Jumper Settings How to Set JumpersCmos Clear CMOS1 CMOS13 COM2 RS 232/422/485 Mode Selector JSETCOM2 4 JLV1/JLV2 LCD Power 3.3 V/5 V SelectorCOM2 RS 232/422/485 Mode Selector JSETCOM2 JLV1/JLV2 LCD Power 3.3 V/5 V SelectorJPSON1 ATX, AT Mode Selector JWDT1 Watchdog Timer Output OptionJPSON1 ATX, AT Mode Selector JWDT1 Watchdog Timer Output OptionMemory Installation Procedures System MemoryConnecting Peripherals Parallel Port LPT1 Connecting Peripherals Primary IDE1 IDE ConnectorLAN LED Indicator USB Ports LAN1USB12/LAN2USB34/USB56/ USB78TV-Out Connector TVOUT1 TV-Out Connector TVOUT1VGA Connector VGA1 Serial Ports COM1~COM6 PS/2 Keyboard and Mouse Connector KBMS1 CPU Fan Connector CPUFAN1 System FAN Connector CHAFAN1 Front Panel Connectors JFP1/JFP2/JFP3 ATX soft power switch JFP1 / PwrswReset JFP1 / Reset HDD LED JFP2 / HddledPower LED and keyboard lock connector JFP3 / Pwrled ATX power supply LED status No support for AT powerLine In, Line Out, Mic In Connector AUDIO1 Serial ATA Interface SATA1, SATA2 14 PCI Front Headphone Connector FPAUD1 ATX Power Connector EATXPWR1 SPI Flash connectorSPICN1 LCD Inverter Connector INV1 & INV2 Optional Lvds Connector LVDS1 & LVDS2 Optional Digital I/O Connector DIO1 Page Bios Operation Bios Setup Control KeysMain Menu Standard Cmos Features Advanced Bios Features Advanced Chipset Features Dvmt Mode Dvmt Boot DisplaySystem Memory Frequency Auto PCI Express Root port Func Press EnterOnChip IDE Device Integrated PeripheralsOnboard Device Parallel Port Mode ECP+EPP EPP Mode Select EPP1.9ECP Mode Use DMA Super IO DeviceUSB Device Setting Security Chip Configuration Optional Item TPM Support Power Management Setup Suspend Mode Disabled PowerOn by LAN EnabledPowerOn by Modem Enabled USB KB WakeUp From S3 DisabledReset Configuration Data Disabled 10 PnP/PCI ConfigurationsResources Controlled By AutoESCD PC Health Status Frequency/Voltage ControlLoad Setup Defaults Set Password Bios Operation Save & Exit Setup Quit without SavingChipset Software Installation Utility Before You Begin Windows XP Driver Setup Page VGA Setup Windows Vista/XP/2000 LAN Configuration Installation Win XP/Vista Driver Setup Realtek RTL8111CAppendix a Watchdog Timer Overview Programming the Watchdog TimerProgramming the Watchdog Timer Appendix a Programming the Watchdog Timer Table A.1 Watchdog Timer Registers Address of Register 2E AttributeExample Program Page Appendix a Programming the Watchdog Timer Page Appendix B Table B.1 Parallel Port LPT1 USB Header USB56, USB78Table B.2 USB Header USB56 RS-232 Interface Table B.3 VGA Connector VGA1Table B.4 RS-232 Interface COM1~COM4 RS-232/422/485 Setting Interface JETCOM2 SPICN1 SPI Fresh Card Pin ConnectorTable B.5 RS-232/422/485 Setting Interface JETCOM2 Table B.6 SPICN1SPI Fresh Card Pin ConnectorTable B.7 PS/2 Keyboard and Mouse Connector KBMS1 CPU Fan Power Connector CPUFAN1Table B.8 CPU Fan Power Connector CPUFAN1 System Fan Power Connector CHAFAN1 Power LED & Keyboard Lock Connector JFP3Table B.9 System Fan Power Connector SYSFAN1/SYSFAN2 Table B.10 Power LED & Keyboard Lock Connector JFP3Table B.11 External Speaker Connector JFP2/SPEAKER Table B.12 Reset Connector JFP1/ ResetTable B.13 ATX Power Connector ATX2 14 USB/LAN ports LAN1USB12/LAN2USB34Table B.14 USB Port Table B.15 Ethernet 10/100 Mbps RJ-45 PortSerial ATA0/1 SATA1/SATA2 17 AT/ATX Mode PSON118 AC-97 Audio Interface FPAUD1 Table B.19 AT/ATX Mode PSON1 Gpio Pin Header GPIO1Table B.20 LVDS1 Connector Optional Table B.21 LVDS2 Connector Optional Lvds Power Jumper JLV1, JLV2Table B.22 Lvds Power Jumper Table B.23 Lvds Power Jumper Lvds Invert INV1 & INV2 OptionalSystem I/O Ports Table B.24 System I/O PortsInterrupt Assignments DMA Channel Assignments26 1st MB Memory Map Appendix B I/O Pin Assignments