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APPENDIX

IB881 User’s Manual

Appendix

A. I/O Port Address Map

Each peripheral device in the system is assigned a set of I/O port
addresses which also becomes the identity of the device. The following
table lists the I/O port addresses used.

Address

Device Description

000h - 01Fh

DMA Controller #1

020h - 03Fh

Interrupt Controller #1

040h - 05Fh

Timer

060h

Keyboard Controller (1)

0601h

Control Port

064h

Real Time Clock

070h - 07Fh

Keyboard Controller (2)

080h - 09Fh

DMA Page Register

0A0h - 0BFh

Interrupt Controller #2

0C0h - 0DFh

DMA Controller #2

0F0h – 00FFh

Coprocessor

0170h – 0177h
0376h

IDE (Secondary)

01F0h – 01F7h
03F6h

IDE (Primary)

02F8h - 02FFh

Serial Port #2(COM2)

0378h – 037Ah

Parallel Port #1(LPT1)

03C0h – 03DFh

Reserved for VGA

03F0h – 03F5h
03F7h

FDD Controller

03F8h - 3FFh

Serial Port #1(COM1)

Xxxxh – xxxxh

Ethernet Controller

Summary of Contents for IB881

Page 1: ...IB881 Intel Pentium M 3 5 inch Disk Size SBC USER S MANUAL Version 1 0A ...

Page 2: ...f International Business Machines Corporation Intel and Pentium M 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 Memory 7 Setting the Jumpers 8 Connectors on IB881 11 BIOS Setup 21 Drivers Installation 45 Intel Chipset Software Intallation Utility 46 VGA Drivers Installation 48 AC97 Codec Audio Driver Installation 49 Intel PRO LAN Drivers Installation 50 Appendix 51 A I O Port Address Map 51 B Interrupt Request Lines IRQ 52 C Watchdog Timer Configuration 53 D IB881 CMOS Backup Feature 56 ...

Page 4: ...iv IB881 User s Manual This page is intentionally left blank ...

Page 5: ...interface controller AC 97 digital controller and a hub interface for communication with the GMCH The Pentium M processor is a higher performance lower power processor with several microarchitectural enhancements over existing Intel low power processors Some key features of the Pentium M processor microarchitecture include dynamic execution data pre fetch logic 400MHz source synchronous Front Side...

Page 6: ...5 inch Disk Size SBC This User s Manual 1 CD containing chipset drivers and flash memory utility Options IB32 Cable kit with IDE COM Printer Audio USB PS 2 Y cable IB33 Kit with ATX power switch power cable IB881SW R ATX power switch board for IB881 IB881PW R ATX power board for IB881 ICOOL010 P Heatsink for IB881 Socket 478 ...

Page 7: ...ntegrated Memory One SO DIMM socket for DDR SDRAM Module 2 5V Support Super I O Winbond 83627 1 Parallel LPT1 1 Serial 2 COM1 COM2 FDC 2 88MB 3 Mode Support Onboard VGA Intel GMCH 82855GME 82852GM 732 pin uFCBGA integrated support CRT and LVDS Keyboard Mouse Controller Winbond 83627HF built in Dual IDE Channel Primary Secondary IDE Channel support 44pin for HDD and CDROM Onboard PC104 PC104 connec...

Page 8: ...INTRODUCTION 4 IB881 User s Manual Board Dimensions ...

Page 9: ...ations This section provides information on how to use the jumpers and connectors on the IB881 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 IB881 11 ...

Page 10: ...ow 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 problem ...

Page 11: ...DDR module align with those on the memory slot Insert the module into the socket at a slight angle approximately 30 degrees Note that the socket and module are both keyed which means that the module can be installed only in one direction 2 To seat the memory module into the socket apply firm and even pressure to each end of the module until you feel it slip down into the socket 3 With the module p...

Page 12: ...es according to your needs and applications Contact your supplier if you have doubts about the best configuration for your needs The following lists the connectors on IB881 and their respective functions Jumper Locations on IB881 9 JP2 Clear CMOS Setting 10 JP6 LVDS VDD Select 5V 3 3V 10 JP8 AT ATX Power Mode Setting 10 ...

Page 13: ...INSTALLATIONS IB881 User s Manual 9 Jumper Locations on IB881 Jumpers on IB881 Page JP2 Clear CMOS Setting 10 JP6 LVDS VDD Select 5V 3 3V 10 JP8 AT ATX Power Mode Setting 10 ...

Page 14: ...ontents Note that the power connector should be disconnected from the board before clearing CMOS JP2 Function Normal default Clear CMOS JP6 LVDS VDD Select 5V 3 3V JP6 VDD Setting 3 3V 5V JP8 AT ATX Power Mode Setting JP8 Setting Power Mode 1 2 3 4 Short ATX Mode default 2 3 Short AT Mode ...

Page 15: ... Locations on IB881 12 CN1 Floppy Drive Connector 13 CN2 VGA CRT Connector 13 CN3 RJ45 Connector 13 CN4 PS 2 Keyboard and Mouse Connector 14 CN5 J6 USB Connectors 14 CN6 J11 Serial Ports 14 CN7 PC104 Connector 15 PC 104 Plus Bus Signal Assignments 15 J2 J3 IDE Connectors 16 J8 Parallel Port Connector 17 J9 IrDA Connector 17 J12 External Audio Connector 17 J13 J24 LVDS Connectors 1st channel 2nd ch...

Page 16: ...PS 2 Keyboard and Mouse Connector 14 CN5 J6 USB Connectors 14 CN6 J11 Serial Ports 14 CN7 PC104 Connector 15 PC 104 Plus Bus Signal Assignments 15 J2 J3 IDE Connectors 16 J8 Parallel Port Connector 17 J9 IrDA Connector 17 J12 External Audio Connector 17 J13 J24 LVDS Connectors 1st channel 2nd channel 18 J21 Function Connector 18 J23 Power DC In 19 J27 Buzzer Connector 19 ...

Page 17: ...H NC 7 8 NC NC 9 10 MOTOR DINST 11 12 DIR NC 13 14 STEP GND 15 16 WDATA GND 17 18 WGATE GND 19 20 TRACK NC 21 22 WPROT GND 23 24 RDATA GND 25 26 SIDE CN2 VGA CRT Connector Signal Name Pin Pin Signal Name Red 1 2 Green Blue 3 4 NC GND 5 6 GND GND 7 8 GND Vcc 9 10 GND N C 11 12 DDCDA HSYNC 13 14 VSYNC DDCCLK 15 CN3 RJ45 Connector Pin Signal Name 1 TD 2 TD 3 RD 4 RJ45 4A 5 RJ45 5A 6 RD 7 RJ45 7A 8 RJ...

Page 18: ... The IB881 also supports an embedded USB connector CN5 which supports another two USB ports Signal Name Pin Pin Signal Name Vcc 1 5 Ground USB0 2 6 USB1 USB0 3 7 USB1 Port1 Port2 CN5 J6 Ground 4 8 Vcc CN6 J11 Serial Ports Pin Signal Name RS 232 1 DCD Data carrier detect 2 RXD Receive data 3 TXD Transmit data 4 DTR Data terminal ready 5 Ground 6 DSR Data set ready 7 RTS Request to send 8 CTS Clear ...

Page 19: ...D AD19 17 3 3V AD23 AD22 3 3V 18 IDSEL0 GND IDSEL1 IDSEL2 19 AD24 C BE3 VI O IDSEL3 20 GND AD26 AD25 GND 21 AD29 5V AD28 AD27 22 5V AD30 GND AD31 23 REQ0 GND REQ1 VI O 24 GND REQ2 5V GNT0 25 GNT1 VI O GNT2 GND 26 5V CLK0 GND CLK1 27 CLK2 5V CLK3 GND 28 GND INTD 5V RST 29 12V INTA INTB INTC 30 12V Reserved Reserved GND 3 3V KEY The shaded area denotes power or ground signals The KEY pins are to gua...

Page 20: ... Host data 10 Host data 4 9 10 Host data 11 Host data 3 11 12 Host data 12 Host data 2 13 14 Host data 13 Host data 1 15 16 Host data 14 Host data 0 17 18 Host data 15 Ground 19 20 Key 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 A...

Page 21: ...lel data 7 9 22 Ground ACK acknowledge 10 23 Ground Busy 11 24 Ground Paper empty 12 25 Ground Select 13 N A N A J9 IrDA Connector J9 is used for an optional IrDA connector for wireless communication Pin Signal Name 1 5V 2 Ir RX 3 Ground 4 Ir TX J12 External Audio Connector J12 is a 12 pin header that is used to connect to the optional audio cable card that integrates jacks for Line In Line Out an...

Page 22: ...Reset 5V 7 8 IN0 Power LED Pins 1 GND and 2 Power The power LED indicates the status of the main power switch ATX Power ON Switch Pins 3 and 4 This 2 pin connector is an ATX Power Supply On Off Switch on the system that connects to the power switch on the case When pressed the power switch will force the system to power on When pressed again it will force the system to power off Reset Switch Pins ...

Page 23: ...BIOS SETUP IB881 User s Manual 19 J23 Power DC In Pin Signal Name 1 DC In 12V only 2 Ground J27 Buzzer Connector Pin Signal Name 1 Vcc 2 Speaker Signal ...

Page 24: ...BIOS SETUP 20 IB881 User s Manual This page is intentionally left blank ...

Page 25: ...chapter are as follows BIOS Introduction 22 BIOS Setup 22 Standard CMOS Setup 24 Advanced BIOS Features 27 Advanced Chipset Features 30 Integrated Peripherals 33 Power Management Setup 37 PNP PCI Configurations 40 PC Health Status 41 Frequency Voltage Control 42 Load Fail Safe Defaults 43 Load Optimized Defaults 43 Set Password 43 Save Exit Setup 43 Exit Without Saving 43 ...

Page 26: ...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 27: ...ontrol 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 strongly recommend...

Page 28: ...u Level IDE Primary Master None IDE Primary Slave None IDE Secondary Master None IDE Secondary Slave None Drive A 1 44M 3 5 in Drive B None Video EGA VGA Halt On All But keyboard Base Memory 640K Extended Memory 129024K Total Memory 130048K Change the day month Year and century At the bottom of the menu are the control keys for use on this menu If you need any help in each item field you can press...

Page 29: ...to 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 are as follows CHS HD 528MB LBA HD 528MB and supports Logical Block Addressing Large for MS DOS only Auto Remarks ...

Page 30: ...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 31: ...D For WIN 95 No Small Logo EPA Show Disabled Menu Level CPU Feature Press Enter to configure the settings relevant to CPU Feature Virus Warning If this option is enabled an alarm message will be displayed when trying to write on the boot sector or on the partition table on the disk which is typical of the virus CPU L1 and L2 Cache Cache memory is additional memory that is much faster than conventi...

Page 32: ...ecks for a floppy drive while booting up If it cannot detect one either due to improper configuration or its absence it will flash an error message 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 W...

Page 33: ... tables to improve support for multiple PCI bus configurations and improve future expandability The default setting is 1 4 OS Select for DRAM 64MB This option allows the system to access greater than 64MB of DRAM memory when used with OS 2 that depends on certain BIOS calls to access memory The default setting is Non OS 2 Report No FDD For WIN 95 If you are using Windows 95 98 without a floppy dis...

Page 34: ...CRT LVDS Menu Level Panel Scaling Auto Panel Number 1024x768 18bit SC Integrated LAN Enabled DRAM Timing Selectable This option refers to the method by which the DRAM timing is selected The default is By SPD CAS Latency Time You can configure CAS latency time in HCLKs as 2 or 2 5 or 3 The system board designer should set the values in this field depending on the DRAM installed Do not change the va...

Page 35: ...hing 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 Video BIOS Cacheable The Setting Enabled allows caching of the video BIOS ROM at C0000h F7FFFh resulting in better video performance However if any program writes to this memory area a system error may result Memory Hole At 15M 16M In order ...

Page 36: ...32MB The options available include 1MB 4MB 8MB and 16MB Boot Display The default setting is CRT LVDS The other options are CRT and LVDS Panel Scaling The default setting is Auto The options available include On and Off Panel Number These fields allow you to select the LCD Panel type The default values for these ports are 640x480 18bit SC 800x600 18bit SC 1024x768 18bit SC 1280x1024 24bit DC 1400x1...

Page 37: ...hoenix AwardBIOS CMOS Setup Utility OnChip IDE Device On Chip Primary PCI IDE Enabled ITEM HELP IDE Primary Master PIO Auto IDE Primary Slave PIO Auto IDE Primary Master UDMA Auto IDE Primary Slave UDMA Auto On Chip Secondary PCI IDE Enabled IDE Secondary Master PIO Auto IDE Secondary Slave PIO Auto IDE Secondary Master UDMA Auto IDE Secondary Slave UDMA Auto IDE HDD Block Mode Enabled Menu Level ...

Page 38: ...Slave PIO These fields allow your system hard disk controller to work faster Rather than have the BIOS issue a series of commands that transfer to or from the disk drive PIO Programmed Input Output allows the BIOS to communicate with the controller and CPU directly The system supports five modes numbered from 0 default to 4 which primarily differ in timing When Auto is selected the BIOS will selec...

Page 39: ... By default this field is set to Disabled AC97 Audio The default setting of the AC97 Audio is Auto Init Display First The default setting is PCI Slot Onboard FDC Controller Select Enabled if your system has a floppy disk controller FDC installed on the motherboard and you wish to use it If you install an add in FDC or the system has no floppy drive select Disabled in this field This option allows ...

Page 40: ...lude IrDA and ASKIR 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 Power On After Fail The setting configures the system power on status when power is restored to the system after a power failure occurrence The default setting is Off ...

Page 41: ...m 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 Disabled Menu Level Power Supply Type Use this field to select the power supply type used in the system The default setting is ATX ACPI Function Enable this function to support ACPI Advance Configuration and Power Interfa...

Page 42: ...ll 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 pressing the power button In the Delay 4 Sec mode the system...

Page 43: ... 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 44: ... add on and the system reconfiguration has caused such a serious conflict that the OS cannot boot 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 automatically with the use of a use a PnP operating system such as Windows...

Page 45: ...mperature This 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 P...

Page 46: ...etup Utility Frequency Voltage Control Auto Detect PCI Clk Disabled ITEM HELP Spread Spectrum Modulated Disabled Menu Level 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 ...

Page 47: ...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 48: ...BIOS SETUP 44 IB881 User s Manual This page is intentionally left blank ...

Page 49: ...e items missing please contact the vendor where you made the purchase The contents of this section include the following Intel Chipset Software Intallation Utility 46 VGA Drivers Installation 48 AC97 Codec Audio Driver Installation 49 Intel PRO LAN Drivers Installation 50 IMPORTANT NOTE After installing your Windows operating system Windows 98SE ME 2000 XP you must install first the Intel Chipset ...

Page 50: ...s to enable Plug Play INF support for Intel chipset components Follow the instructions below to complete the installation under Windows 98SE ME 2000 XP 1 Insert the CD that comes with the board Click Intel Chipsets and then Intel R 855GME Chipset Drivers 2 Click Intel R Chipset Software Installation Utility 3 When the Welcome screen appears click Next to continue ...

Page 51: ...h the installation process 5 On Readme 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 When the computer has restarted the system will be able to find some devices Restart your computer when prompted ...

Page 52: ... the CD that comes with the motherboard Click Intel Chipsets and then Intel R 855GME Chipset Drivers 2 Click Intel R 855 852GME Chipset Family Graphics Driver 3 When the Welcome screen appears click Next to continue 4 Click Yes to to agree with the license agreement and continue the installation 5 Restart the computer as promted and for changes to take effect ...

Page 53: ...elow to install the Realtek AC97 Codec Audio Drivers 1 Insert the CD that comes with the motherboard Click Intel Chipsets and then Intel R 855 852GME Chipset Drivers 2 Click Realtek AC 97 Codec Audio Drive to start the installation 3 Click Finish to restart the computer and for changes to take effect ...

Page 54: ...e steps below to complete the installation of the Intel PRO LAN drivers 1 Insert the CD that comes with the motherboard Click LAN Card and then Intel R PRO LAN Drivers 2 Click Install Base Software to continue 3 When prompted please to restart the computer for new settings to take effect ...

Page 55: ...3Fh Interrupt Controller 1 040h 05Fh Timer 060h Keyboard Controller 1 0601h Control Port 064h Real Time Clock 070h 07Fh Keyboard Controller 2 080h 09Fh DMA Page Register 0A0h 0BFh Interrupt Controller 2 0C0h 0DFh DMA Controller 2 0F0h 00FFh Coprocessor 0170h 0177h 0376h IDE Secondary 01F0h 01F7h 03F6h IDE Primary 02F8h 02FFh Serial Port 2 COM2 0378h 037Ah Parallel Port 1 LPT1 03C0h 03DFh Reserved ...

Page 56: ...ing table shows the IRQ used by the devices on board Level Function IRQ0 System Timer Output IRQ1 Keyboard IRQ2 PIC2 IRQ8 15 IRQ3 Serial Port 2 IRQ4 Serial Port 1 IRQ5 For PCI IRQ6 Floppy Disk Controller IRQ7 Parallel Port 1 IRQ8 Real Time Clock IRQ9 For PCI IRQ10 For PCI IRQ11 For PCI IRQ12 PS 2 Mouse IRQ13 Coprocessor IRQ14 Primary IDE IRQ15 Secondary IDE ...

Page 57: ... zero SAMPLE 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 Name Enable_And_Set_Watchdog IN AL 1sec 255sec OUT None Enable_And_Set_Watchdog Proc Near push ax save time interval call Unlock_Chip mov cl 2Bh call Read_Reg and al NOT ...

Page 58: ...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 Name Unlock_Chip IN None OUT None Unlock_Chip Proc Near mov dx 4Eh mov al 87h out dx al out dx al ret Unlock_Chip Endp Name Lock_Chip IN None OUT None ...

Page 59: ...ndp Name Write_Reg IN CL register index AL Value to write OUT None Write_RegProc Near push ax mov dx 4Eh mov al cl out dx al pop ax inc dx out dx al ret Write_RegEndp Name Read_Reg IN CL register index OUT AL Value to read Read_Reg Proc Near mov al cl mov dx 4Eh out dx al inc dx in al dx ret Read_Reg Endp ...

Page 60: ...s to test for any reason please follow the instructions below 1 Turn off IB881 2 Clear CMOS by changing jumper location from 1 2 to 2 3 of JP2 3 Return jumper to location 1 2 of JP2 4 Keep pressing Insert key then turn on IB881 IB881 stops at first boot screen and shows CMOS checksum error Defaults loaded message 5 Press DEL key to enter BIOS Setup screen and modify settings 6 Press F10 function k...

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