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IBASE Technology MI945P, User Manual

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IBASE Technology MI945P User Manual Download Page 16

INSTALLATIONS

 

12

 

MI945P User’s Manual

 

 

 
 
 
 

Connectors on MI945P 

 
Connector Locations on MI945P ......................................................... 13

 

CN1: PS/2 Keyboard and PS/2 Mouse Connectors.............................. 14

 

CN2, CN3: COM1 and VGA Connector ............................................. 14

 

USB_LAN1: Gigabit LAN RJ-45 and USB6/7 Ports .......................... 15

 

USB_LAN2: Gigabit LAN RJ-45 and USB0/1 Ports .......................... 15

 

CN4: Audio Connector ........................................................................ 15

 

SYS_FAN1: System Fan Power Connector ......................................... 15

 

CPU_FAN1: CPU Fan Power Connector ............................................ 15

 

IDE1: IDE Connector .......................................................................... 16

 

COM3_COM4: COM3, COM4 Serial Port ......................................... 16

 

ATX1: ATX Power Supply Connector ................................................ 17

 

COM2: COM2 Serial Port ................................................................... 17

 

LVDS1, LVDS2: LVDS Connectors (1st channel, 2nd channel) ......... 17

 

J1: LCD Backlight Connector .............................................................. 18

 

J2: TV-out Connector .......................................................................... 18

 

J3: Parallel Port Connector .................................................................. 19

 

J4: System Function Connector ............................................................ 19

 

J5: USB2/USB3 Connector .................................................................. 19

 

J6: SPI Flash Connector (factory use only) .......................................... 19

 

J7: Digital I/O ...................................................................................... 20

 

J8: Front Audio Connector ................................................................... 20

 

J9: SPDIF Out Connector .................................................................... 20

 

J10: USB4/USB5 Connector ................................................................ 20

 

J11: Power LED Connector ................................................................. 20

 

SATA1, SATA2, SATA3, SATA4: SATA Connectors ....................... 21

 

PCI1: PCI Slot (supports 2 Master) ..................................................... 21

 

PCIE1: PCI-E(x16) Slot ....................................................................... 21

 

 

 

 

Summary of Contents for MI945P

Page 1: ...MI945P Intel CoreTM 2 Duo GM45 Mini ITX Motherboard USER S MANUAL Version 1 0 ...

Page 2: ...siness Machines Corporation Intel and Intel Core 2 Duo and Intel Celeron processors are registered trademarks of Intel Corporation Microsoft Windows is a registered trademark of Microsoft Corporation Winbond is a registered trademark of Winbond Electronics Corporation All other product names or trademarks are properties of their respective owners ...

Page 3: ... the CPU 6 Installing the Memory 7 Setting the Jumpers 8 Connectors on MI945P 12 BIOS Setup 23 Drivers Installation 46 Intel Chipset Software Installation Utility 47 VGA Drivers Installation 49 Realtek Audio Driver Installation 51 LAN Drivers Installation 52 Appendix 54 A I O Port Address Map 54 B Interrupt Request Lines IRQ 55 C Watchdog Timer Configuration 56 ...

Page 4: ...iv MI945P User s Manual Remarks The IDE connector on board does not support OS installation in hard drive A system hard drive connected to this IDE cannot be booted up to OS ...

Page 5: ...wo SoDIMM sockets on board the board supports up to 4GB of DDR2 system memory Intel Graphics supports a unique intelligent memory management scheme called Dynamic Video Memory Technology DVMT DVMT handles diverse applications by providing the maximum 384MB availability of system memory for general computer usage while supplying additional graphics memory when a 3D intensive application requests it...

Page 6: ...ser s Manual Checklist Your MI945P package should include the items listed below The MI945P Mini ITX motherboard This User s Manual 1 CD containing chipset drivers and flash memory utility Cable kit IDE Serial port Serial ATA ...

Page 7: ...controller supports 8 ports Serial ATA ICH9M built in SATA controller supports 4 ports Parallel IDE JMicron JM368 PCI e to PATA x1 for 1 PATA channel for IDE Audio Intel ICH9M built in High Definition Audio controller ALC888 with 7 1 channels LPC I O Winbond W83627DHG P COM1 RS232 COM2 RS232 422 485 LPT Hardware monitor 3 thermal inputs 4 voltage monitor inputs VID0 4 2 fan headers Fintek 81216AD ...

Page 8: ...INTRODUCTION 4 MI945P User s Manual Board Dimensions ...

Page 9: ...ations This section provides information on how to use the jumpers and connectors on the MI945P in order to set up a workable system The topics covered are Installing the CPU 6 Installing the Memory 7 Setting the Jumpers 8 Connectors on MI945P 12 ...

Page 10: ...re below loosen the screw first before inserting the processor Place the processor into the socket by making sure the notch on the corner of the CPU corresponds with the notch on the inside of the socket Once the processor has slide into the socket fasten the screw Refer to the figures below NOTE Ensure that the CPU heat sink and the CPU top surface are in total contact to avoid CPU overheating pr...

Page 11: ...s locate the memory slot on the board and perform the following steps 1 Hold the DDR2 module so that the key of the DDR2 module aligned with that on the memory slot 2 Gently push the DDR2 module in an upright position until the clips of the slot close to hold the DDR2 module in place when the DDR2 module touches the bottom of the slot 3 To remove the DDR2 module press the clips with both hands DDR...

Page 12: ...ds and applications Contact your supplier if you have doubts about the best configuration for your needs The following lists the connectors on MI945P and their respective functions Jumper Locations on MI945P 9 JBAT1 Clear CMOS Setting 10 JP1 LCD Panel Power Selection 10 JP3 JP4 JP5 RS232 422 485 COM2 Selection 10 JP6 PCI Riser Card Selection 11 ...

Page 13: ...NS MI945P User s Manual 9 Jumper Locations on MI945P Jumpers on MI945P Page JBAT1 Clear CMOS Setting 10 JP1 LCD Panel Power Selection 10 JP3 JP4 JP5 RS232 422 485 COM2 Selection 10 JP6 PCI Riser Card Selection 11 ...

Page 14: ...3 JP4 JP5 RS232 422 485 COM2 Selection COM1 COM3 COM4 are fixed for RS 232 use only COM2 is selectable for RS232 RS 422 and RS 485 The following table describes the jumper settings for COM2 selection COM2 Function RS 232 RS 422 RS 485 Jumper Setting Pin closed JP5 1 2 JP3 3 5 4 6 JP4 3 5 4 6 JP5 3 4 JP3 1 3 2 4 JP4 1 3 2 4 JP5 5 6 JP3 1 3 2 4 JP4 1 3 2 4 ...

Page 15: ...and RS 485 Pin Signal Name RS 232 R2 422 RS 485 1 DCD TX DATA 2 RX TX DATA 3 TX RX NC 4 DTR RX NC 5 Ground Ground Ground 6 DSR RTS NC 7 RTS RTS NC 8 CTS CTS NC 9 RI CTS NC 10 NC NC NC JP6 PCI Riser Card Selection JP6 Riser Card IP390 Riser Card Install IP151 IP240 Riser Card Install ...

Page 16: ... Connector 16 COM3_COM4 COM3 COM4 Serial Port 16 ATX1 ATX Power Supply Connector 17 COM2 COM2 Serial Port 17 LVDS1 LVDS2 LVDS Connectors 1st channel 2nd channel 17 J1 LCD Backlight Connector 18 J2 TV out Connector 18 J3 Parallel Port Connector 19 J4 System Function Connector 19 J5 USB2 USB3 Connector 19 J6 SPI Flash Connector factory use only 19 J7 Digital I O 20 J8 Front Audio Connector 20 J9 SPD...

Page 17: ...INSTALLATIONS MI945P User s Manual 13 Connector Locations on MI945P ...

Page 18: ...ata 1 1 Mouse data N C 2 2 N C GND 3 3 GND 5V 4 4 5V Keyboard clock 5 5 Mouse clock N C 6 6 N C CN2 CN3 COM1 and VGA Connector Signal Name Pin Pin Signal Name DCD 1 6 DSR RXD 2 7 RTS TXD 3 8 CTS DTR 4 9 RI GND 5 10 Not Used Signal Name Pin Pin Signal Name Red 1 2 Green Blue 3 4 N C GND 5 6 GND GND 7 8 GND N C 9 10 GND N C 11 12 N C HSYNC 13 14 VSYNC NC 15 ...

Page 19: ...ts CN4 Audio Connector SYS_FAN1 System Fan Power Connector This is a 3 pin header for system fans The fan must be a 12V fan Pin Signal Name 1 Ground 2 12V 3 Rotation detection CPU_FAN1 CPU Fan Power Connector This is a 3 pin header for the CPU fan The fan must be a 12V fan Pin Signal Name 1 Ground 2 12V 3 Rotation detection ...

Page 20: ...data 14 Host data 0 17 18 Host data 15 Ground 19 20 Protect pin DRQ0 21 22 Ground Host IOW 23 24 Ground Host IOR 25 26 Ground IOCHRDY 27 28 Host ALE DACK0 29 30 Ground IRQ14 31 32 No connect Address 1 33 34 No connect Address 0 35 36 Address 2 Chip select 0 37 38 Chip select 1 Activity 39 40 Ground COM3_COM4 COM3 COM4 Serial Port Signal Name Pin Pin Signal Name DSR3 2 1 DCD3 RTS3 4 3 RXD3 CTS3 6 5...

Page 21: ...nd 17 7 Ground 5V 18 8 Power good 5V 19 9 5VSB 5V 20 10 12V COM2 COM2 Serial Port Signal Name Pin Pin Signal Name DCD2 1 2 RXD2 TXD2 3 4 DTR2 GND 5 6 DSR2 RTS2 7 8 CTS2 RI2 9 10 Not Used COM2 is jumper selectable for RS 232 RS 422 and RS 485 Pin Signal Name RS 232 R2 422 RS 485 1 DCD TX DATA 2 RX TX DATA 3 TX RX NC 4 DTR RX NC 5 Ground Ground Ground 6 DSR RTS NC 7 RTS RTS NC 8 CTS CTS NC 9 RI CTS ...

Page 22: ...ame Pin Pin Signal Name TX0 2 1 TX0 Ground 4 3 Ground TX1 6 5 TX1 5V 3 3V 8 7 Ground TX3 10 9 TX3 TX2 12 11 TX2 Ground 14 13 Ground TXC 16 15 TXC 5V 3 3V 18 17 ENABKL 12V 20 19 12V J1 LCD Backlight Connector Pin Signal Name 1 12V 2 Backlight Enable 3 Brightness Control 4 Ground J2 TV out Connector Signal Name Pin Pin Signal Name NC 2 1 NC GND 4 3 TV_Y GND 6 5 TV_C Pr GND 8 7 TV_CVBS Pb ...

Page 23: ...l data 5 13 14 Ground PD6 parallel data 6 15 16 Ground PD7 parallel data 7 17 18 Ground ACK acknowledge 19 20 Ground Busy 21 22 Ground Paper empty 23 24 Ground Select 25 26 N A J4 System Function Connector Signal Name Pin Pin Signal Name 3VDUAL 1 2 PS_ON 3 3V 3 4 HDD Active Ground 5 6 Reset ATX power on switch Pins 1 2 HDD LED Pins 3 4 Reset switch Pins 5 6 J5 USB2 USB3 Connector Signal Name Pin P...

Page 24: ...dio Connector Signal Name Pin Pin Signal Name MIC2_L 1 2 Ground MIC2_R 3 4 Presence Line2_R 5 6 MIC2_ID Sense 7 8 NC Line2_L 9 10 Line2_ID J9 SPDIF Out Connector Pin Signal Name 1 SPDIF out 2 Ground J10 USB4 USB5 Connector Signal Name Pin Pin Signal Name Ground 2 1 Vcc D5 4 3 D4 D5 6 5 D4 Vcc 8 7 Ground J11 Power LED Connector Pin Signal Name 1 Vcc 2 NC 3 PLED ...

Page 25: ...INSTALLATIONS MI945P User s Manual 21 SATA1 SATA2 SATA3 SATA4 SATA Connectors PCI1 PCI Slot supports 2 Master PCIE1 PCI E x16 Slot ...

Page 26: ...INSTALLATIONS 22 MI945P User s Manual This page is intentionally left blank ...

Page 27: ...are as follows BIOS Introduction 24 BIOS Setup 24 Standard CMOS Setup 26 Advanced BIOS Features 29 Advanced Chipset Features 32 Integrated Peripherals 34 Power Management Setup 38 PNP PCI Configurations 41 PC Health Status 42 Frequency Voltage Control 43 Load Fail Safe Defaults 44 Load Optimized Defaults 44 Set Supervisor User Password 44 Save Exit Setup 44 Exit Without Saving 44 ...

Page 28: ...S is immediately activated Pressing the Del key immediately allows you to enter the Setup utility If you are a little bit late pressing the Del key POST Power On Self Test will continue with its test routines thus preventing you from invoking the Setup If you still wish to enter Setup restart the system by pressing the Reset button or simultaneously pressing the Ctrl Alt and Delete keys You can al...

Page 29: ...plays the control keys for this menu At the bottom of the Main Menu just below the control keys section there is another section which displays information on the currently highlighted item in the list Note If the system cannot boot after making and saving system changes with Setup the Award BIOS supports an override to the CMOS settings that resets your system to its default Warning It is strongl...

Page 30: ...ss 00 00 00 Menu Level IDE Channel 0 Master None Change the day month Year and century IDE Channel 1 Slave None IDE Channel 2 Master None IDE Channel 2 Slave None IDE Channel 3 Master None IDE Channel 3 Slave None IDE Channel 4 Master None IDE Channel 4 Slave None Video EGA VGA Halt On All But Keyboard Base Memory 640K Extended Memory 129024K Total Memory 130048K At the bottom of the menu are the ...

Page 31: ...ng up to two IDE hard disks or other IDE devices Press Enter to configure the hard disk The selections include Auto Manual and None Select Manual to define the drive information manually You will be asked to enter the following items CYLS Number of cylinders HEAD Number of read write heads PRECOMP Write precompensation LANDING ZONE Landing zone SECTOR Number of sectors The Access Mode selections a...

Page 32: ...or not the system will halt if an error is detected during power up No errors The system boot will not be halted for any error that may be detected All errors Whenever the BIOS detects a non fatal error the system will stop and you will be prompted All But Keyboard The system boot will not be halted for a keyboard error it will stop for all other errors All But Diskette The system boot will not be...

Page 33: ...ed Boot Up NumLock Status On Gate A20 Option Fast Typematic Rate Setting Disabled Typematic Rate Chars Sec 6 Typematic Delay Msec 250 Security Option Setup APIC Mode Enabled MPS Version Control for OS 1 4 OS Select For DRAM 64MB Non OS2 Small Logo EPA Show Disabled Summary Screen Show Disabled CPU Feature Press Enter to configure the settings relevant to CPU Feature Hard Disk Boot Priority With th...

Page 34: ...n OS from other devices other than the ones selected in the First Second Third Boot Device Boot Up NumLock Status This allows you to activate the NumLock function after you power up the system Gate A20 Option This field allows you to select how Gate A20 is worked Gate A20 is a device used to address memory above 1 MB Typematic Rate Setting When disabled continually holding down a key on your keybo...

Page 35: ...lled up APIC Mode APIC stands for Advanced Programmable Interrupt Controller The default setting is Enabled MPS Version Control for OS This option is specifies the MPS Multiprocessor Specification version for your operating system MPS version 1 4 added extended configuration tables to improve support for multiple PCI bus configurations and improve future expandability The default setting is 1 4 OS...

Page 36: ...S Protocol 18 bit Panel Scaling Auto Panel Number 1024x768 SC DC TV1 Standard Type VBIOS Default TV2 Standard Type VBIOS Default BIA Control Auto System BIOS Cacheable The setting of Enabled allows caching of the system BIOS ROM at F000h FFFFFh resulting in better system performance However if any program writes to this memory area a system error may result Memory Hole At 15M 16M In order to impro...

Page 37: ...isabled On Chip Frame Buffer Size 64MB DVMT Mode Enabled Total GFX Memory 128MB PAVP Mode PAVP Lite Boot Display CRT SDVO Device Setting None SDVO LVDS Protocol 1CH SPWG 18bit SDVO Panel Number 1024x768 Active LVDS Device No LVDS Integrated LVDS Protocol 18 bit Panel Scaling Auto Panel Number 1024x768 SC DC TV1 Standard Type VBIOS Default TV2 Standard Type VBIOS Default BIA Control Auto PAVP Mode ...

Page 38: ...bled IDE Secondary Master PIO Auto IDE Secondary Slave PIO Auto IDE Secondary Master UDMA Auto IDE Secondary Slave UDMA Auto SATA Mode IDE LEGACY Mode Support Disabled IDE HDD Block Mode This field allows your hard disk controller to use the fast block mode to transfer data to and from your hard disk drive IDE DMA transfer access By default this field is enabled IDE Primary Secondary Master Slave ...

Page 39: ...ise known as compatible mode Phoenix AwardBIOS CMOS Setup Utility SuperIO Device POWER ON Function BUTTON ONLY ITEM HELP KB Power ON Password Enter Hot Key power ON Ctrl F1 Onboard Serial Port 1 3F8 IRQ4 Menu Level Onboard Serial Port 2 2F8 IRQ3 UART Mode Select Normal Parallel Port 378 IRQ7 Parallel Port Mode SPP ECP Mode Select EPP 1 7 ECP Mode Use Mode 3 PWRON After PWR Fail Off 2nd Super IO De...

Page 40: ...2 2F8 IRQ3 Serial Port 3 230 IRQ5 Serial Port 4 238 IRQ11 Parallel Port 378 IRQ7 UART Mode Select This field determines the UART 2 mode in your computer The default value is Normal Parallel Port Mode This field allows you to determine parallel port mode function SPP Standard Printer Port EPP Enhanced Parallel Port ECP Extended Capabilities Port ECP EPP Combination of ECP and EPP capabilities Norma...

Page 41: ...Boot Setting USB 1 0 Controller The options for this field are Enabled and Disabled By default this field is set to Enabled USB 2 0 Controller The options for this field are Enabled and Disabled By default this field is set to Enabled In order to use USB 2 0 necessary OS drivers must be installed first Please update your system to Windows XP SP2 USB Keyboard Mouse Storage Function The options for ...

Page 42: ...Alarm 0 Time hh mm ss Alarm 0 0 0 Reload Global Timer Events Primary IDE 0 Disabled Primary IDE 1 Disabled Secondary IDE 0 Disabled Secondary IDE 1 Disabled FDD COM LPT Port Disabled PCI PIRQ A D HPET Support HPET Mode Disabled Disabled 32 bit mode ACPI Function Enable this function to support ACPI Advance Configuration and Power Interface ACPI Suspend The default setting of the ACPI Suspend mode ...

Page 43: ...en enabled and after the set time of system inactivity all devices except the CPU will be shut off HDD Power Down When enabled and after the set time of system inactivity the hard disk drive will be powered down while all other devices remain active Soft Off by PWRBTN This field defines the power off mode when using an ATX power supply The Instant Off mode allows powering off immediately upon pres...

Page 44: ...l Timer Events The HDD FDD COM LPT Ports and PCI PIRQ are I O events that can prevent the system from entering a power saving mode or can awaken the system from such a mode When an I O device wants to gain the attention of the operating system it signals this by causing an IRQ to occur When the operating system is ready to respond to the request it interrupts itself and performs the service ...

Page 45: ...ems Maximum Payload Size 4096 Init Display First The default setting is PCI Card Reset Configuration Data This field allows you to determine whether to reset the configuration data or not The default value is Disabled Resources Controlled by This PnP BIOS can configure all of the boot and compatible devices with the use of a PnP operating system such as Windows 95 PCI VGA Palette Snoop Some non st...

Page 46: ...s field allows the user to set the temperature so that when the temperature is reached the system sounds a warning This function can help prevent damage to the system that is caused by overheating Temperatures Voltages These fields are the parameters of the hardware monitoring function feature of the motherboard The values are read only values as monitored by the system and show the PC health stat...

Page 47: ...ect PCI Clk Disabled ITEM HELP Spread Spectrum Modulated Disabled Menu Level CPU Host SRC PCI Clock Default Auto Detect PCI Clk This field enables or disables the auto detection of the PCI clock Spread Spectrum Modulated This field sets the value of the spread spectrum The default setting is Disabled This field is for CE testing use only CPU Host SRC PCI Clock By default this field is set to Defau...

Page 48: ...ssword message prompts on the screen Type the password up to eight characters in length and press Enter The system confirms your password by asking you to type it again After setting a password the screen automatically returns to the main screen To disable a password just press the Enter key when you are prompted to enter the password A message will confirm the password to be disabled Once the pas...

Page 49: ...BIOS SETUP MI945P User s Manual 45 This page is intentionally left blank ...

Page 50: ...ssing please contact the vendor where you made the purchase The contents of this section include the following Intel Chipset Software Installation Utility 47 VGA Drivers Installation 49 Realtek Audio Driver Installation 51 LAN Drivers Installation 52 IMPORTANT NOTE After installing your Windows operating system Windows XP you must install first the Intel Chipset Software Installation Utility befor...

Page 51: ...ivers to enable Plug Play INF support for Intel chipset components Follow the instructions below to complete the installation 1 Insert the CD that comes with the board Click Intel and then Intel R GM45 Chipset Drivers 2 Click Intel R Chipset Software Installation Utility 3 When the Welcome screen to the Intel Chipset Device Software appears click Next to continue ...

Page 52: ...ccept the software license agreement and proceed with the installation process 5 On the Readme File Information screen click Next to continue the installation 6 The Setup process is now complete Click Finish to restart the computer and for changes to take effect ...

Page 53: ...GA drivers follow the steps below to proceed with the installation 1 Insert the CD that comes with the board Click Intel and then Intel R GM45 Chipset Drivers 2 Click Intel R GM45 Chipset Family Graphics Driver 3 When the Welcome screen to the Setup Program appears click Next to continue ...

Page 54: ...nt and continue the installation 5 On the Readme File Information screen click Next to continue the installation of the Intel Graphics Media Accelerator Driver 6 On Setup Progress screen click Next to continue 7 Setup complete Click Finish to restart the computer and for changes to take effect ...

Page 55: ...tion 1 Insert the CD that comes with the board Click Intel and then Intel R GM45 Chipset Drivers 2 Click Realtek High Definition Audio Driver 3 On the Welcome to the InstallShield Wizard screen click Next 3 InstallShield Wizard is complete Click Finish to restart the computer ...

Page 56: ... controllers 1 Insert the CD that comes with the motherboard Click LAN Card and then Intel R PRO 82574L LAN Drivers 2 When the Welcome screen to the InstallShield Wizard for Intel Network Connections appears click Next On the next screen click Yes to to agree with the license agreement 3 Click the checkbox for Drivers in the Setup Options screen to select it and click Next to continue ...

Page 57: ...ual 53 4 The wizard is ready to begin installation Click Install to begin the installation 5 When InstallShield Wizard is complete click Finish Remarks This Intel PRO 82574L LAN drivers support both Intel 82574L and 82567LM LAN controllers ...

Page 58: ... 05Fh Timer 060h 06Fh Keyboard Controller 070h 07Fh Real Time Clock NMI 080h 09Fh DMA Page Register 0A0h 0BFh Interrupt Controller 2 0C0h 0DFh DMA Controller 2 0F0h Clear Math Coprocessor Busy Signal 0F1h Reset Math Coprocessor 1F0h 1F7h IDE Interface 278 27F Parallel Port 2 LPT2 2F8h 2FFh Serial Port 2 COM2 2B0 2DF Graphics adapter Controller 378h 3FFh Parallel Port 1 LPT1 360 36F Network Ports 3...

Page 59: ...ng table shows the IRQ used by the devices on board Level Function IRQ0 System Timer Output IRQ1 Keyboard IRQ2 Interrupt Cascade IRQ3 Serial Port 2 IRQ4 Serial Port 1 IRQ5 Reserved IRQ6 Floppy Disk Controller IRQ7 Parallel Port 1 IRQ8 Real Time Clock IRQ9 Reserved IRQ10 Reserved IRQ11 Reserved IRQ12 PS 2 Mouse IRQ13 80287 IRQ14 Primary IDE IRQ15 Secondary IDE ...

Page 60: ...AMPLE CODE THIS CODE AND INFORMATION IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND OR FITNESS FOR A PARTICULAR PURPOSE include stdio h include stdlib h include W627DHG H int main int argc char argv void copyright void void EnableWDT int void DisableWDT void int main int argc char argv unsigned c...

Page 61: ...igned char bBuf bBuf Get_W627DHG_Reg 0x2D bBuf 0x01 Set_W627DHG_Reg 0x2D bBuf Enable WDTO Set_W627DHG_LD 0x08 switch to logic device 8 Set_W627DHG_Reg 0x30 0x01 enable timer bBuf Get_W627DHG_Reg 0xF5 bBuf 0x08 Set_W627DHG_Reg 0xF5 bBuf count mode is second Set_W627DHG_Reg 0xF6 interval set timer void DisableWDT void Set_W627DHG_LD 0x08 switch to logic device 8 Set_W627DHG_Reg 0xF6 0x00 clear watch...

Page 62: ... result unsigned char ucDid W627DHG_BASE 0x2E result W627DHG_BASE ucDid Get_W627DHG_Reg 0x20 if ucDid 0x88 goto Init_Finish W627DHG_BASE 0x4E result W627DHG_BASE ucDid Get_W627DHG_Reg 0x20 if ucDid 0x88 goto Init_Finish W627DHG_BASE 0x00 result W627DHG_BASE Init_Finish return result void Unlock_W627DHG void outportb W627DHG_INDEX_PORT W627DHG_UNLOCK outportb W627DHG_INDEX_PORT W627DHG_UNLOCK void ...

Page 63: ...AND INFORMATION IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND OR FITNESS FOR A PARTICULAR PURPOSE ifndef __W627DHG_H define __W627DHG_H 1 defineW627DHG_INDEX_PORT W627DHG_BASE defineW627DHG_DATA_PORT W627DHG_BASE 1 defineW627DHG_REG_LD 0x07 define W627DHG_UNLOCK 0x87 defineW627DHG_LOCK 0xAA unsi...

Page 64: ...APPENDIX 60 MI945P User s Manual This page is intentionally left blank ...

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