Intel IB935 user manual set count mode as second

Page 60

;set count mode as second

APPENDIX

mov cl, 0F5h
call Read_Reg
and al, NOT 08h
call Write_Reg	;set count mode as second
pop ax
mov cl, 0F6h
call Write_Reg	;set watchdog timer
mov al, 01h
mov cl, 30h
call Write_Reg	;watchdog enabled

call Lock_Chip ret

Enable_And_Set_Watchdog Endp ;[]=============================================== ; Name : Disable_Watchdog

; IN : None

;OUT : None ;[]=============================================== Disable_Watchdog Proc Near

call Unlock_Chip

mov cl, 07h
mov al, 08h
call Write_Reg	;switch to LD8
xor al, al
mov cl, 0F6h
call Write_Reg	;clear watchdog timer
xor al, al
mov cl, 30h
call Write_Reg	;watchdog disabled

call Lock_Chip ret

Disable_Watchdog Endp ;[]===============================================

56	IB935 User’s Manual

Image 60

Contents IB935, IB935RF VersionIB935 USER’S MANUALAcknowledgments Installations BIOS SetupDrivers Installation Realtek HD Code Audio Driver InstallationThe IB935 CPU Card Introduction Product DescriptionINTRODUCTION Checklist ReminderSpecifications Board Dimensions Installations INSTALLATIONSInstalling the CPU Installing the Memory LockDDR2 Module Lock Setting the Jumpers Jumper Locations on IB935 Jumpers on IB935Page JP4 Configure and Recovery Factory use only JP5 Power ON SettingJP7 ICH9 PCI-E port 1-4 Configuration Settings JP11 Clear CMOS ContentsJP7 Setting JP11Connectors on IB935 Connector Locations on IB935 Factory use onlyATX1 ATX 12V Power Connector CPUFAN1 CPU Fan Power ConnectorSYSFAN1, SYSFAN2 SYSTEM Fan Power Connector CN1, CN2, CN3, CN4 SATA HDD ConnectorIDE1 Primary IDE Connector FDC1 Floppy Drive ConnectorIDE1 FDD1VGA1 VGA CRT Connector J1 External Audio ConnectorJ2 Parallel Port Connector AutoFeedJ3 Digital I/O Connector 4 in, 4 out J4 IrDA ConnectorJ5 CD-In Audio Connector J7 COM1 Serial Ports Connector J8 System Function ConnectorJ6 COM2 Serial Port J7 is a 10-pin header support RS232 COM portsSpeaker Pins 1 Power LED Pins 11ATX Power ON Switch Pins 7 and Reset Switch Pins 9 andJ9 PS/2 Keyboard and Mouse Connector J10, J11 External PS/2 Mouse and Keyboard ConnectorJ12 Wake On LAN Connector J13 USB Connector J14 USB ConnectorJ15, J17 Gigabit LAN RJ45 Connector J16 SPI Debug Tools Port Factory use onlyThis page is intentionally left blank BIOS Setup BIOS Introduction BIOS SetupPress DEL to Enter Setup Standard CMOS Features Standard CMOS Setup DateTime IDE Channel Master/SlaveDrive A / Drive B Landing Zone Landing zoneVideo Halt OnThe system boot will not be halted for any error Advanced BIOS Features CPU FeatureHard Disk Boot Priority Quick Power On Self TestFirst/Second/Third Boot Device Boot Other DeviceBoot Up Floppy Seek Boot Up NumLock StatusSecurity Option APIC ModeMPS Version Control for OS OS Select for DRAM 64MBAdvanced Chipset Features DRAM Timing SelectableCAS Latency Time DRAM RAS# to CAS# DelaySystem BIOS Cacheable VGA SettingPrecharge delay tRAS System Memory FrequencyIntegrated Peripherals IDE DMA Transfer Access IDE HDD Block ModeOnChip Secondary PCI IDE IDE Primary/Secondary Master/Slave PIOPower ON Function KB Power ON PasswordHot Key Power ON LEGACY Mode SupportParallel Port Mode PWRON After PWR-FailUSB 1.0 Controller USB 2.0 ControllerPower Management Setup Power ManagementACPI Function ACPI SuspendHDD Power Down Video Off MethodVideo Off In Suspend Suspend TypePower On by Ring Resume by AlarmReload Global Timer Events PNP/PCI Configurations PNP OS InstalledReset Configuration Data Init Display FirstPC Health Status Shutdown TemperatureCPU Warning Temperature Temperatures/Fan Speeds/VoltagesFrequency/Voltage Control Auto Detect PCI ClkSpread Spectrum Load Fail-Safe Defaults Load Optimized DefaultsSet Supervisor Password Save & Exit SetupDrivers Installation IDE Controller Driver Installation……………………………..522. Click IntelR Chipset Software Installation Utility Intel Chipset Software Intallation Utility6. When the Setup Progress screen appears, click Next to continue Intel Graphics Driver Installation 2. Click IntelR Bearlake Chipset Family Graphics DriverRealtek HD Code Audio Driver Installation 2. Click Realtek High Definition Codec Audio DriverIntel PRO LAN Drivers Installation 2. Click IntelR PRO LAN Network Drivers1. The BIOS Setup item “Wake-Up by PCI card” has to be set as Enabled IDE Controller Drivers Installation Appendix A. I/O Port Address MapB. Interrupt Request Lines IRQ LevelC. Watchdog Timer Configuration EnableAndSetWatchdogset count mode as second Name UnlockChip IN None Name ReadReg IN CL - register index D. Digital I/O Sample Code void LockW627HF void //===================================================================== void UnlockW627HF void switch to logic device This page is intentionally left blank APPENDIXIB935 User’s Manual