MI800 Intel® Atom® 945GC Mini-ITX Motherboard USER’S MANUAL Version 1.
Acknowledgments Award is a registered trademark of Award Software International, Inc. PS/2 is a trademark of International Business Machines Corporation. Intel and Atom 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.
Table of Contents Introduction ....................................................... 1 Product Description ............................................................. 1 Checklist .............................................................................. 1 MI800 Specifications .......................................................... 2 Board Dimensions ............................................................... 3 Installations .......................................................
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INTRODUCTION Introduction Product Description The MI800 Mini ITX board incorporates the Intel® 945GC Express Chipset for Embedded Computing comes built in with the Intel® GMA950 graphics. The new Intel® Graphics Media Accelerator 950 (Intel® GMA 950) graphics core is an intelligent and responsive graphics engine built into the chipset that is on the motherboard.
INTRODUCTION MI800 Specifications CPU Type CPU FSB CPU Socket Chipset BIOS Memory VGA DVI + LVDS LAN USB Serial ATA Parallel IDE Audio LPC I/O 2’nd LPC I/O Digital IO Keyboard/Mouse Connector Expansion Power Connector Edge Connector On Board Header/ Connector Watchdog Timer Other RoHS Form Factor4 Board Size 2 Intel New architecture CPU on 45nm processor - Atom 230 (Diamondville Single Core) - Atom 330 (Diamondville Dual Core) CPU Clock speed = 1.
INTRODUCTION Board Dimensions MI800 User’s Manual 3
INTRODUCTION 4 MI800 User’s Manual
INSTALLATIONS Installations This section provides information on how to use the jumpers and connectors on the MI800 in order to set up a workable system. The topics covered are: Installing the Memory ........................................................................... 6 Setting the Jumpers................................................................................ 7 Connectors on MI800 ..........................................................................
INSTALLATIONS Installing the Memory The MI800 board supports two DDR2 memory socket for a maximum total memory of 2GB in DDR2 memory type. Installing and Removing Memory Modules To install the DDR2 modules, 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 align with those on the memory slot. 2.
INSTALLATIONS Setting the Jumpers Jumpers are used on MI800 to select various settings and features 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 MI800 and their respective functions. Jumper Locations on MI800 .................................................................. 8 JP1: ATX/AT Mode Select....................................................................
INSTALLATIONS Jumper Locations on MI800 Jumpers on MI800 ........................................................................... Page JP1: ATX/AT Mode Select .................................................................... 9 JP2, JP3, JP4: RS232/422/485 (COM2) Selection ................................ 9 JP5: COM4 RS232 +5V / +12V Power Setting ................................... 10 JP6: COM3 RS232 +5V / +12V Power Setting ................................... 10 JP8: LCD Panel Power Selection......
INSTALLATIONS JP1: ATX/AT Mode Select JP1 ATX / AT ATX mode AT mode JP2, JP3, JP4: RS232/422/485 (COM2) Selection COM1/3/4 is 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.
INSTALLATIONS JP5: COM4 RS232 +5V / +12V Power Setting Pin # Signal Name Signal Name Pin # 1 RI +12V 2 3 RI (Default) RI (Default) 4 5 RI +5V 6 JP5 COM4 Settings: Pin 1-2 short = +12V, Pin 5-6 short = +5V, Pin 3-4 Standard COM Port JP6: COM3 RS232 +5V / +12V Power Setting Pin # Signal Name JP6 Signal Name Pin # 1 RI +12V 2 3 RI (Default) RI (Default) 4 5 RI +5V 6 COM3 Settings: Pin 1-2 short = +12V, Pin 5-6 short = +5V, Pin 3-4 Standard COM Port JP8: LCD Panel Power Selection
INSTALLATIONS J17: CompactFlash Slave/Master Selection J17 CF Setting Master Slave MI800 User’s Manual 11
INSTALLATIONS Connectors on MI800 The connectors on MI800 allows you to connect external devices such as keyboard, floppy disk drives, hard disk drives, printers, etc. The following table lists the connectors on MI800 and their respective functions. Connector Locations on MI800 ........................................................... 13 FAN1: CPU Fan Power Connector ...................................................... 15 FAN2: System Fan Power Connector ................................................
INSTALLATIONS Connector Locations on MI800 MI800 User’s Manual 13
INSTALLATIONS 14 MI800 User’s Manual
INSTALLATIONS FAN1: CPU Fan Power Connector FAN1 is a 3-pin header for the CPU fan. The fan must be 12V (Max. 500mA). Pin # 1 2 3 Signal Name Ground +12V Rotation detection FAN2: System Fan Power Connector FAN2 is a 3-pin header for system fans. The fan must be 12V (Max. 500mA). Pin # 1 2 3 Signal Name Ground +12V Rotation detection CN1: DC Jack (DC in, 12V or 19V) Remarks: CN1 and J2 connectors cannot be connected at the same time.
INSTALLATIONS CN3: VGA and DVI Connectors Signal Name Red Blue GND GND VCC N.C. HSYNC DDCCLK Pin # 1 3 5 7 9 11 13 15 Pin # Signal Name 2 Green 4 N.C.
INSTALLATIONS IDE1: IDE Connector Signal Name Reset IDE Host data 7 Host data 6 Host data 5 Host data 4 Host data 3 Host data 2 Host data 1 Host data 0 Ground DRQ0 Host IOW Host IOR IOCHRDY DACK0 IRQ14 Address 1 Address 0 Chip select 0 Activity Pin # 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 Pin # 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 Signal Name Ground Host data 8 Host data 9 Host data 10 Host data 11 Host data 12 Host data 13 Host data 14 Host data 15 Protect pin Ground
INSTALLATIONS J3: Digital I/O Signal Name GND OUT3 OUT2 IN3 IN2 Pin 1 3 5 7 9 Pin 2 4 6 8 10 Signal Name VCC OUT1 OUT0 IN1 IN0 J4: COM1, COM2 Serial Ports Pin # Signal Name (RS-232) 1/11 3/13 5/15 7/17 9/19 2/12 4/14 6/16 8/18 10/20 DCD, Data carrier detect RXD, Receive data TXD, Transmit data DTR, Data terminal ready Ground DSR, Data set ready RTS, Request to send CTS, Clear to send RI, Ring indicator No Connect. *COM2 supports RS-232/422/485.
INSTALLATIONS J6: Wake On LAN Connector J6 is a 3-pin header for the Wake On LAN function.
INSTALLATIONS J11: USB5/6 Port Pin Header Signal Name Pin Vcc 1 D2 D+ 3 Ground 4 Pin 5 6 7 8 Signal Name Ground D+ DVcc J12, J15: LCD Backlight Connector Pin # 1 2 3 4 Signal Name +12V Backlight Enable Backlight ADJ Ground Pin # 1 2 3 Signal Name +12V Backlight Enable Ground J13: SPI Debug Tools Port (Factory use only) J16: Audio Front Header Signal Name Pin # MIC2_L 1 MIC2_R 3 Line2_R 5 Sense 7 Line2_L 9 Pin # 2 4 6 8 10 Signal Name Ground Presence# MIC2_ID NC Line2_ID J18: SPDIF Out Connector P
INSTALLATIONS J19: Smart Battery Connector Pin # 1 2 3 4 5 Signal Name PCIRSTEMTSMIGround SMBDATA SMBCLK MI800 User’s Manual 21
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BIOS SETUP BIOS Setup This chapter describes the different settings available in the Award BIOS that comes with the board. The topics covered in this chapter are as follows: BIOS Introduction ........................................................................ 24 BIOS Setup ................................................................................... 24 Standard CMOS Setup ................................................................. 26 Advanced BIOS Features .................................
BIOS SETUP BIOS Introduction The Award BIOS (Basic Input/Output System) installed in your computer system’s ROM supports Intel processors. The BIOS provides critical low-level support for a standard device such as disk drives, serial ports and parallel ports. It also adds virus and password protection as well as special support for detailed fine-tuning of the chipset controlling the entire system.
BIOS SETUP Phoenix - AwardBIOS CMOS Setup Utility Standard CMOS Features Advanced BIOS Features Advanced Chipset Features Integrated Peripherals Power Management Setup PnP/PCI Configurations PC Health Status Frequency/Voltage Control Load Fail-Safe Defaults Load Optimized Defaults Set Supervisor Password Set User Password Save & Exit Setup Exit Without Saving ESC : Quit F10 : Save & Exit Setup Ç È Æ Å : Select Item Time, Date, Hard Disk Type… The section below the setup items of the Main Menu displays
BIOS SETUP Standard CMOS Setup “Standard CMOS Setup” choice allows you to record some basic hardware configurations in your computer system and set the system clock and error handling. If the motherboard is already installed in a working system, you will not need to select this option. You will need to run the Standard CMOS option, however, if you change your system hardware configurations, the onboard battery fails, or the configuration stored in the CMOS memory was lost or damaged.
BIOS SETUP Time The time format is: Hour : 00 to 23 Minute : 00 to 59 Second : 00 to 59 To set the time, highlight the “Time” field and use the / or +/- keys to set the current time. IDE Channel Master/Slave The onboard PCI IDE connector provides Primary and Secondary channels for connecting up to two IDE hard disks or other IDE devices. Press to configure the hard disk. The selections include Auto, Manual, and None. Select ‘Manual’ to define the drive information manually.
BIOS SETUP Halt On This field determines whether 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.
BIOS SETUP Advanced BIOS Features This section allows you to configure and improve your system and allows you to set up some system features according to your preference.
BIOS SETUP Hyper-Threading Technology By default, this function is enabled. Quick Power On Self Test When enabled, this field speeds up the Power On Self Test (POST) after the system is turned on. If it is set to Enabled, BIOS will skip some items. First/Second/Third Boot Device These fields determine the drive that the system searches first for an operating system. The options available include Floppy, LS120, Hard Disk, CDROM, ZIP100, USB-Floppy, USB-ZIP, USB-CDROM, LAN and Disable.
BIOS SETUP Typematic Delay (Msec) When the typematic rate is enabled, this item allows you to set the time interval for displaying the first and second characters. By default, this item is set to 250msec. Security Option This field allows you to limit access to the System and Setup. The default value is Setup. When you select System, the system prompts for the User Password every time you boot up.
BIOS SETUP Advanced Chipset Features This Setup menu controls the configuration of the chipset.
BIOS SETUP DRAM RAS# Precharge This option sets the number of cycles required for the RAS to accumulate its charge before the SDRAM refreshes. The default setting for the Active to Precharge Delay is Auto. Precharge Delay (tRAS) The default setting for the Precharge Delay is Auto. System Memory Frequency The default setting is Auto. SLP_S4# Assertion Width The default setting is 4 to 5 Sec.
BIOS SETUP Integrated Peripherals This section sets configurations for your hard disk and other integrated peripherals. The first screen shows three main items for user to select. Once an item selected, a submenu appears. Details follow.
BIOS SETUP Phoenix - AwardBIOS CMOS Setup Utility nd 2 Super IO Device Onboard Serial Port 3 Serial Port 3 Use IRQ Onboard Serial Port 4 Serial Port 4 Use IRQ 2B0h IRQ11 2B8h IRQ10a ITEM HELP Menu Level > 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.
BIOS SETUP On-Chip Serial ATA Setting The fields under the SATA setting includes SATA Mode (IDE), On-Chip Serial ATA (Auto), PATA IDE Mode (Secondary) and SATA Port (PO, P2 is Primary). USB 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.
BIOS SETUP Onboard Serial Port These fields allow you to select the onboard serial ports and their addresses. The default values for these ports are: Serial Port 1 3F8/IRQ4 Serial Port 2 2F8/IRQ3 PWRON After PWR-Fail This field sets the system power status whether on or off when power returns to the system from a power failure situation.
BIOS SETUP Power Management Setup Phoenix - AwardBIOS CMOS Setup Utility Power Management Setup ACPI Function Enabled ACPI Suspend RUN VGABIOS if S3 Resume Power Management Video Off Method Video Off In Suspend Suspend Type Modem Use IRQ Suspend Mode HDD Power Down Soft-Off by PWR-BTTN Wake-Up by PCI Card Power On by Ring USB KB Wakeup from S3 Resume by Alarm Date (of Month) Alarm Time (hh:mm:ss) Alarm S1(POS) Auto User Define DPMS Yes Stop Grant 3 Disabled Disabled Instant-Off Disabled Disabled Disable
BIOS SETUP Video Off Method This field defines the Video Off features. There are three options. V/H SYNC + Blank Default setting, blank the screen and turn off vertical and horizontal scanning. DPMS Allows BIOS to control the video display. Blank Screen Writes blanks to the video buffer. Video Off In Suspend When enabled, the video is off in suspend mode. Suspend Type The default setting for the Suspend Type field is Stop Grant. Modem Use IRQ This field sets the IRQ used by the Modem.
BIOS SETUP Resume by Alarm This field enables or disables the resumption of the system operation. When enabled, the user is allowed to set the Date and Time. Reload Global 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.
BIOS SETUP PNP/PCI Configurations This option configures the PCI bus system. All PCI bus systems on the system use INT#, thus all installed PCI cards must be set to this value.
BIOS SETUP PC Health Status This section shows the parameters in determining the PC Health Status. These parameters include temperatures, fan speeds and voltages. Phoenix - AwardBIOS CMOS Setup Utility PC Health Status Shutdown Temperature CPU Warning Temperature System Temp CPU TEMP FAN2 Speed FAN1 Speed Vcore(V) +12 V Vmem +5V 3.3V VBAT (V) 5VSB(V) **Smart Fan 1** 1st Smart Fan Temperature 2nd Smart Fan Temperature Disabled Disabled 45°C/113°F 45°C/113°F 5400 RPM 5400 RPM 1.02 V 1.32 V 1.8V 5.25 V 3.
BIOS SETUP Frequency/Voltage Control This section shows the user how to configure the processor frequency. Phoenix - AwardBIOS CMOS Setup Utility Frequency/Voltage Control Auto Detect PCI Clk Disabled Spread Spectrum Modulated Disabled ITEM HELP 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.
BIOS SETUP Load Fail-Safe Defaults This option allows you to load the troubleshooting default values permanently stored in the BIOS ROM. These default settings are non-optimal and disable all high-performance features. Load Optimized Defaults This option allows you to load the default values to your system configuration. These default settings are optimal and enable all high performance features. Set Supervisor Password These two options set the system password.
DRIVERS INSTALLATION Drivers Installation This section describes the installation procedures for software and drivers under the Windows 2000 and Windows XP. The software and drivers are included with the motherboard. If you find the 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 ................................................
DRIVER INSTALLATION Intel Chipset Software Installation Utility The Intel Chipset Drivers should be installed first before the software drivers to enable Plug & Play INF support for Intel chipset components. Follow the instructions below to complete the installation under Windows 2000/XP. 1. Insert the CD that comes with the board. Click Intel Chipsets and then Intel(R) I945G/GC Chipset Drivers. 2. Click Intel(R) Chipset Software Installation Utility.
DRIVERS INSTALLATION 3. When the Welcome screen appears, click Next to continue. 4. Click Yes to accept the software license agreement and proceed with the installation process.
DRIVER INSTALLATION 5. On Readme Information screen, click Next to continue the installation. 6. The setup process will be in progress. When Setup completed, click Finish to restart the computer and for changes to take effect.
DRIVERS INSTALLATION VGA Drivers Installation To install the VGA drivers, follow the steps below to proceed with the installation. 1. Insert the CD that comes with the board. Click Intel Chipsets and then Intel(R) I945G/GC Chipset Drivers. Click Intel(R) I945G/GC Chipset Family Graphics Driver.
DRIVER INSTALLATION 2. When the Welcome screen appears, click Next to continue. 3. Click Yes to to agree with the license agreement and continue the installation. 4. On Readme File Information screen, click Next to continue. 5. On Setup Progress 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.
DRIVERS INSTALLATION AC97 Codec Audio Driver Installation Follow the steps below to install the Realtek AC97 Codec Audio Drivers. 1. Insert the CD that comes with the motherboard. Click Intel Chipsets and then Intel(R) I945G/GC Chipset Drivers. Click Realtek AC'97 Codec Audio Driver.
DRIVER INSTALLATION 2. When the Welcome screen appears, click Next to continue. 3. Setup has finished installing Realtek High Definition Audio Driver on your computer. Click Finish to restart the computer and for changes to take effect.
DRIVERS INSTALLATION LAN Drivers Installation Follow the steps below to install the Intel 82574L LAN Drivers. 1. Insert the CD that comes with the board. Click LAN Card and then Intel(R) PRO 82574L LAN Drivers. 2. In the next screen, click Install Drivers.
DRIVER INSTALLATION 3. In the Welcome screen to the InstallShield Wizard for Intel(R) Network Connections, click Next. 4. In the License Agreement screen, click Next to accept the terms in the license agreement. 5. In the Setup Options screen, click the checkbox of Drivers to select it and then click Next. 6. Click Next to begin installation of the drivers. 7. When the InstallShield Wizard is completed, click Finish.
DRIVERS INSTALLATION Follow the steps below to install the Intel PRO LAN Network Drivers. 1. Insert the CD that comes with the motherboard. Click Intel Chipsets and then Intel(R) I945G/GC Chipset Drivers. Click Intel® PRO LAN Network Drivers. 2. In the next screen, click Install Drivers.
DRIVER INSTALLATION 2. In the Welcome screen, click Next. In the License Agreement screen, click Next to accept the agreement and continue the Setup process. In the Setup Type screen of the InstallShield Wizard, select Complete and click Next to go to Ready to Install the Program screen. Click Install. 3. When the Installation is complete, click Finish.
APPENDIX 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.
APPENDIX B. Interrupt Request Lines (IRQ) Peripheral devices use interrupt request lines to notify CPU for the service required. The following table shows the IRQ used by the devices on board.
APPENDIX C. Watchdog Timer Configuration The WDT is used to generate a variety of output signals after a user programmable count. The WDT is suitable for use in the prevention of system lock-up, such as when software becomes trapped in a deadlock. Under these sorts of circumstances, the timer will count to zero and the selected outputs will be driven. Under normal circumstance, the user will restart the WDT at regular intervals before the timer counts to zero.
APPENDIX void copyright(void) { printf("\n======== Winbond 83627EHF Watch Timer Tester (AUTO DETECT) ========\n"\ " Usage : W627E_WD reset_time\n"\ " Ex : W627E_WD 3 => reset system after 3 second\n"\ " W627E_WD 0 => disable watch dog timer\n"); } //=========================================================================== void EnableWDT(int interval) { unsigned char bBuf; bBuf = Get_W627EHF_Reg( 0x2D); bBuf &= (!0x01); Set_W627EHF_Reg( 0x2D, bBuf); //Enable WDTO Set_W627EHF_LD( 0x08); Set_W627EHF_Reg( 0
APPENDIX //=========================================================================== // // 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 "W627EHF.H" #include
APPENDIX //=========================================================================== void Set_W627EHF_Reg( unsigned char REG, unsigned char DATA) { Unlock_W627EHF(); outportb(W627EHF_INDEX_PORT, REG); outportb(W627EHF_DATA_PORT, DATA); Lock_W627EHF(); } //=========================================================================== unsigned char Get_W627EHF_Reg(unsigned char REG) { unsigned char Result; Unlock_W627EHF(); outportb(W627EHF_INDEX_PORT, REG); Result = inportb(W627EHF_DATA_PORT); Lock_W627EHF();
