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1. 2 2 2 2 Hard Disk Drive HDD Installation 2 3 2 3 SDRAM Installation 2 7 2 4 Wallmount Installation 2 10 2 5 DIN Rail Installation 2 11 2 6 COM Port 1 Connector 2 12 2 7 COM Port 2 2 12 Chapter 3 Award BIOS Setup 3 1 System Test and Initialization 3 2 3 2 Award BIOS 5 3 3 Chapter 4 Driver Installation 4 1 Installation t eie 4 3 Appendix Programming The Watchdog Timer A 1 Programming A 2 2 8781 Watchdog Timer Initial Program A 6 vii Embedded Controller AEC 6831 Appendix B I O Information B 1 I O Address 2 B 2 1 MB Memory Address 3 IRQ Mapping Chalrt B 4 4 DMA Channel Assignments 4 Embedded Controller AEC 6831 Chapter General Information Chapter 1 General Information 1 1 Embedded Controller AEC 6831 1 1 Introduction The AEC 6831 is an Embedded Control PC with Intel Atom Processor The Anti vibration and high temperature tolerances are the main
2. Rear Side JN Chapter 1 General Information 1 6 Embedded Controller AEC 6831 Chapter Hardware Installation Chapter 2 Hardware Installation 2 1 Embedded Controller AEC 6831 2 1 Dimension L 1 10 gt i 7 y zc Units mm Chapter 2 Hardware Installation 2 2 Embedded Controller AEC 6831 2 2 Hard Disk Drive HDD Installation Step 1 Open the bottom case of AEC 6831 by loosening the screws Chapter 2 Hardware Installation 2 3 Embedded Controller AEC 6831 Step 3 Stack the HDD and bracket Fasten HDD and bracket with the screws Chapter 2 Hardware Installation 2 4 Embedded Controller AEC 6831 if hj i h I Ej i i Chapter 2 Hardware Installation 2 5 AEC 6831 Step 6 Fasten the bottom case of ACE 6831 Chapter 2 Hardware Installation 2 6 AEC 6831 2 3 SDRAM Installation Step 1 Loose the screw on the front panel of AEC 6831 C 3 7 Chapter 2 Hardware Installation 2 7 Step 3 Unfasten the four screws on the bottom case AEC 6831 Chapter 2 Hardware Installation 2 8 Embedded Controller AEC 6831 Step 5 Press the SDRAM and make sure that it has been inserted properly Chapter 2 Hardware Installation 2 9 Embedded Controller AEC 6831 Step 7 Close the bottom c
3. 0000CF1F Intel R 82574L Gigabit Network Connection 2 0000 000 0000 Realtek AC 97 Audio 0000F300 0000F30F Intel R 8280168 6 ICH7 M Family Serial ATA Storage Controller 27 4 E 0000 400 0000F403 Intel R 82801GBM GHM ICH7 M Family Serial ATA Storage Controller 27C4 0000F500 0000F507 Intel R 82801GBM GHM ICH7 M Family Serial ATA Storage Controller 27C4 25 0000F 600 Q000F603 Intel R 82801GBM GHM ICH7 M Family Serial ATA Storage Controller 27C4 0000700 0000F707 Intel R 82801GEM GHM ICH7 M Family Serial ATA Storage Controller 27C4 0000 800 0000F80F Intel R 828016 ICH Family Ultra ATA Storage Controllers 27DF 0000 00 0000 Realtek AC 97 Audio 0000 800 0000FB1F Intel R 82801G ICH Family USB Universal Host Controller 27CB 0000 00 DODOFC1F Intel R 828016 ICH Family USB Universal Host Controller 27 0000 000 0000FD1F Intel R 828016 ICH Family USB Universal Host Controller 27 9 0000 00 0000 1 Intel R 82801G ICH Family USB Universal Host Controller 27 8 0000FF00 0000 07 Mobile Intel R 945 Express Chipset Family Appendix B I O Information B 2 Embedded Controller AEC 6831 B 2 1 MB Memory Address Map Memory 00000000 0009FFFF System board 00040000 ODOBFFFF Mobile Intel R 945 Express Chipset Family 9 00040000 OOOBFFFF PCI bus 4 000 0000 00
4. call Superio Set Reg Clear by keyboard or mouse interrupt mov al OfOh mov cl 71h call Superio Set Reg unit is second mov al mov cl 72h Appendix A Programming the Watchdog Timer 6 Embedded Controller AEC 6831 call Superio_Set_Reg game port enable mov cl 9 call Set Logic Device Initial OK CALL Exit Configuration mode MOV AH 4Ch INT 21h Enter Configuration Mode PROC NEAR SI WORD PTR CS Offset Port MOV DX 02Eh MOV CX 04h Init_1 MOV AL BYTE PTR 5451 OUT DX AL INC SI LOOP Init_1 RET Enter Configuration Mode ENDP Exit Configuration Mode PROC NEAR MOV AX 0202h Appendix A Programming the Watchdog Timer 7 Embedded Controller AEC 6831 CALL Write_Configuration_Data RET Exit Configuration Mode ENDP Check_Chip PROC NEAR MOV AL 20h CALL Read_Configuration_Data CMP AL 87h JNE Not Initial MOV AL 21h CALL Read Configuration Data CMP AL 81h JNE Not Initial Need Initial STC RET Not Initial CLC RET Check Chip ENDP Read Configuration Data PROC NEAR MOV DX WORD PTR CS Cfg_Port 04h Appendix A Programming the Watchdog Timer 8 Embedded Controller AEC 6831 OUT DX AL MOV DX WORD PTR CS Cfg_Port 06h IN AL DX RET Read_Configuration_Data ENDP Write Configuration Data PROC NEAR MOV DX WORD PTR CS Cfg_Port 04h OUT DX AL XCHG AL AH MOV DX WORD PTR CS Cfg_Port 06h OUT DX AL RET Write_Configuration_Data ENDP Su
5. CD ROM drive And install the drivers from Step 1 to Step 4 in order Step 1 Install INF Driver 1 Click on the Step 1 INF Update Utility v8 2 0 1014 folder and double click on the Setup exe 2 Follow the instructions that the window shows 3 The system will help you install the driver automatically Step 2 Install VGA Driver 1 Click on the Step 2 Intel Graphics Media Accelerator Driver folder and select the OS folder your system is 2 Double click on the Setup exe file located in each OS folder 3 Follow the instructions that the window shows 4 The system will help you install the driver automatically Step 3 Install LAN Driver 1 Click on the Step 3 Intel Ethernet Driver folder and select the OS folder your system is 2 Double click on the exe file located in each OS folder 3 Follow the instructions that the window shows 4 The system will help you install the driver automatically Chapter 4 Driver Installation 4 3 Embedded Controller AEC 6831 Step 4 Install Audio Driver 1 Click on the Step 4 Realtek ALC655 Audio Driver v3 71 folder and select the OS folder your system is Double click on setup exe file located in each OS folder Follow the instructions that the window shows The system will help you install the driver automatically Chapter 4 Driver Installation 4 4 Embedded Controller AEC 6831 Appendix Programming the Watchdog Timer Appendix A Programming the Watchdog Timer 1 Embedded
6. Hard Disk Storage Serial Port Audio USB Watchdog Timer Power Supply System Control Indicator Chapter 1 General Information 1 4 Intel Atom N270 1 6 GHz Intel 945GSE ICH7M 200 pin DDRII SODIMM x 1 2GB DDRII 400 533 Mini PCI x 1 VGA DB 15 x 1 DVI D x 1 Intel 82574L 10 100 1000Base TX RJ 45 x 2 Type Il CompactFlash slot x 1 Optional 2 5 Slim HDD kit RS 232 x 1 RS 232 422 485 x 1 Mic in Line in Line out USB2 0 x 4 Generates a time out system reset DC Input 9V 30V AC Input External Power Adapter Optional Power off switch x 1 Reset button x 1 Power LED x 1 Embedded Controller AEC 6831 HDD active LED x 1 Mechanical and Environmental e Construction Aluminum Alloy chassis e Color Dark Blue e Mounting Wallmount Default DIN Rail e Dimension 8 35 W x 2 53 H x 4 21 D 212 15mm x 64 2mm x 107mm e Net Weight 4 7510 2 16kg e Gross Weight 8 36lb 3 8kg e Operation Temperature 5 F 131 F 15 C 55 C CFD e Operation Humidity 5 95 40 C non condensing e Vibration 5 G rms 5 500Hz random operation CFD 1 G rms 5 500Hz random operation W HDD e Shock 100 G peak acceleration 11msec duration CFD 20 G peak acceleration 11msec duration w HDD e EMC CE FCC class A Chapter 1 General Information 1 5 Embedded Controller AEC 6831 Front Side oe No
7. error during the tests you will either hear a few short beeps or see an error message on the screen There are two kinds of errors fatal and non fatal The system can usually continue the boot up sequence with non fatal errors Non fatal error messages usually appear on the screen along with the following instructions Press lt F1 gt to RESUME Write down the message and press the F1 key to continue the boot up sequence System configuration verification These routines check the current system configuration against the values stored in the CMOS memory If they do not match the program outputs an error message You will then need to run the BIOS setup program to set the configuration information in memory There are three situations in which you will need to change the CMOS settings 1 You are starting your system for the first time 2 You have changed the hardware attached to your system 3 The CMOS memory has lost power and the configuration information has been erased The AEC 6831 CMOS memory has an integral lithium battery backup for data retention However you will need to replace the complete unit when it finally runs down Chapter 3 Award BIOS Setup 3 2 Embedded Controller AEC 6831 3 2 Award BIOS Setup Awards BIOS ROM has a built in Setup program that allows users to modify the basic system configuration This type of information is stored in battery backed CMOS RAM so that it retains the Setup information w
8. has the right to change these defaults to meet their needs Set Supervisor User Password Use this menu to set Supervisor User Passwords Save and Exit Setup Save CMOS value changes to CMOS and exit setup Exit Without Saving Abandon all CMOS value changes and exit setup You can refer to the AAEON BIOS Item Description pdf file in the CD for the meaning of each setting in this chapter Chapter 3 Award BIOS Setup 3 4 Embedded Controller AEC 6831 Chapter Driver Installation Chapter 4 Driver Installation 4 1 Embedded Controller AEC 6831 The AEC 6831 comes with an AutoRun CD ROM that contains all drivers and utilities that can help you to install the driver automatically Insert the driver CD the driver CD title will auto start and show the installation guide If not please follow the sequence below to install the drivers Follow the sequence below to install the drivers Step 1 Install INF Driver Step 2 Install VGA Driver Step 3 Install LAN Driver Step 4 Install Audio Driver USB 2 0 Drivers are available for download using Windows Update for both Windows XP and Windows 2000 For additional information regarding USB 2 0 support in Windows XP and Windows 2000 please visit www microsoft com hwdev usb Please read instructions below for further detailed installations Chapter 4 Driver Installation 4 2 Embedded Controller AEC 6831 41 Installation Insert the AEC 6831 CD ROM into the
9. 0 FEDIDFFF System board 9 FED20000 FED8FFFF System board 7 FEEO0000 FEEODFFF System board 7 FFB00000 FFB7FFFF System board 4 FFB80000 FFBFFFFF Intel R 82802 Firmware Hub Device 1 FFF00000 FFFFFFFF System board Appendix B I O Information B 3 Embedded Controller AEC 6831 B 3 IRQ Mapping Chart Ml Interrupt request IRQ 3 0 27 ISA 3 27 5A 4 154 8 ISA 9 2 15 10 27 154 11 15 13 ISA 14 PCI 15 PCI 16 Y PCI 16 PCI 16 PCI 16 PCI 17 PCD 17 PCD 17 PCI 18 PCI 19 PCI 19 PCI 23 PCI 23 System timer Communications Port COM2 Communications Port COMI System CMOS real time clock Microsoft ACPI Compliant System Communications Port COM4 Communications Port COM3 Numeric data processor Primary IDE Channel Intel R 828016 ICH Family SMBus Controller 27DA Intel R 82574L Gigabit Network Connection 2 Intel R 82801G ICH Family PCI Express Root Port 2700 Intel R 82801G ICH Family USB Universal Host Controller 27CB Mobile Intel R 945 Express Chipset Family Intel R 82574L Gigabit Network Connection Intel R 82801G ICH Family PCI Express Root Port 2702 Realtek AC 97 Audio Intel R 82801G ICH Family USB Universal Host Controller 27CA Intel R 82801G ICH Family USB Universal Host Controller 27C9 Intel R 82801GBM GHM ICH7 M Family Serial ATA Storage Controller 27C4 I
10. 0DFFFF PCI bus 7 000E0000 System board 000F0000 DOOFFFFF System board 7 00100000 3F6DFFFF System board SF6E0000 3F6FFFFF System board 3F700000 FEBFFFFF PCI bus 4 00000000 DFFFFFFF Mobile Intel R 945 Express Chipset Family 9 0000000 EFFFFFFF Motherboard resources FD800000 FDBFFFFF Intel R 828016 ICH Family PCI Express Root Port 2702 4 FD900000 FD9FFFFF Intel R 828016 ICH Family PCI Express Root Port 2702 FD9CO000 FD9DFFFF Intel R 825741 Gigabit Network Connection FD9FC000 FD9FFFFF Intel R 82574L Gigabit Network Connection FDAOD000 FDAFFFFF Intel R 828016 ICH Family PCI Express Root Port 2700 4 FDD00000 FDDFFFFF Intel R 828016 ICH Family PCI Express Root Port 2700 FDDC0000 FDDDFFFF Intel R 825741 Gigabit Network Connection 2 E9 FDDFC000 FDDFFFFF Intel R 82574L Gigabit Network Connection 2 FDFOO000 FDF7FFFF Mobile Intel R 945 Express Chipset Family 12 FDF80000 FDFBFFFF Mobile Intel R 945 Express Chipset Family FDFFCODO FDFFC3FF Intel R 82801GBM GHM ICH7 M Family Serial ATA Storage Controller 27C4 L7 FDFFD000 FDFFDOFF Realtek AC 97 Audio FDFFE000 FDFFE1FF Realtek AC 97 Audio FDFFF000 FDFFF3FF Intel R 828016 ICH Family USB2 Enhanced Host Controller 27CC 78 FEBS0000 FEBFFFFF Mobile Intel R 945 Express Chipset Family 9 00000 FECOOFFF System board FED1300
11. Controller AEC 6831 A 1 Programming AEC 6831 utilizes ITE 8781 chipset as its watchdog timer controller Below are the procedures to complete its configuration the AAEON initial watchdog timer program is also attachedbased on which you can develop customized program to fit your application Configuring Sequence Description After the hardware reset or power on reset the ITE 8781 enters the normal mode with all logical devices disabled except initial state enable bit of this logical device is determined by the state of pin 121 DTR1 at the falling edge of the system reset during power on reset Hardware Reset A N Anyother VO transition cycle wama UO write to 2Eh Isthe data 8787 Y Y Any other I O transition cycle r CheckPasskey 1 0 write to 2Eh Appendix A Programming the Watchdog Timer 2 Embedded Controller AEC 6831 There are three steps to complete the configuration setup 1 Enter the MB PnP Mode 2 Modify the data of configuration registers 3 Exit the MB PnP Mode Undesired result may occur if the MB PnP Mode is not exited normally 1 Enter the MB PnP Mode To enter the MB PnP Mode four special I O write operations are to be performed during Wait for Key state To ensure the initial state of the key check logic it is necessary to perform four write opera tions to the Special Address port 2EH Two different en
12. Embedded Controller AEC 6831 AEC 6831 Fanless Embedded Controller Intel Atom N270 1 6GHz CPU With Dual GbE Ethernet 2 COMs Audio CompactFlash AEC 6831 Manual 1st Ed May 2009 Embedded Controller AEC 6831 Copyright Notice This document is copyrighted 2009 All rights are reserved The original manufacturer reserves the right to make improvements to the products described in this manual at any time without notice No part of this manual may be reproduced copied translated or transmitted in any form or by any means without the prior written permission of the original manufacturer Information provided in this manual is intended to be accurate and reliable However the original manufacturer assumes no responsibility for its use or for any infringements upon the rights of third parties that may result from its use The material in this document is for product information only and is subject to change without notice While reasonable efforts have been made in the preparation of this document to assure its accuracy AAEON assumes no liabilities resulting from errors or omissions in this document or from the use of the information contained herein AAEON reserves the right to make changes in the product design without notice to its users Embedded Controller AEC 6831 Acknowledgments e Award is a trademark of Award Software International Inc CompactFlash is a trademark of the Compact Flash Associatio
13. ase of AEC 6831 and fasten the four screws on the bottom case 2 4 Wallmount Installation Fasten the brackets by screws Chapter 2 Hardware Installation 2 10 Embedded Controller AEC 6831 2 5 DIN Rail Installation Step 1 Fix the DIN Rail kit with the screws on the chassis as the illustration shown Step 2 Press the DIN Rail on the DIN Rail kit to fix it Chapter 2 Hardware Installation 2 11 Embedded Controller AEC 6831 2 6 COM Port 1 Connector Pin Signal Pin Signal 1 DCDA 2 RXA 3 TXA 4 DTRA 5 Ground 6 DSRA 7 RTSA 8 CTSA 9 10 2 7 COM Port 2 Connector RS 232 Mode Pin Signal Pin Signal 1 DCDB 2 RXB 3 TXB 4 DTRB 5 Ground 6 DSRB 7 RTSB 8 CTSB 9 5 Volt 12 Volt 10 RS 422 Mode Pin Signal Pin Signal 1 TXD 2 RXD 3 TXD 4 RXD 5 Ground 6 7 8 9 5 Volt 12 Volt 10 RS 485 Mode Pin Signal Pin Signal 1 TXD 2 3 TXD 4 5 Ground 6 Chapter 2 Hardware Installation 2 12 Embedded Controller AEC 6831 N C 8 9 5 Volt 12 Volt 10 N C Chapter 2 Hardware Installation 2 13 Embedded Controller AEC 6831 Chapter Award BIOS Setup Chapter 3 Award BIOS Setup 3 1 Embedded Controller AEC 6831 3 1 System Test and Initialization These routines test and initialize board hardware If the routines encounter an
14. closure are for air convection Protect the equipment from overheating DO NOT COVER THE OPENINGS Make sure the voltage of the power source is correct before connecting the equipment to the power outlet Position the power cord so that people cannot step on it Do not place anything over the power cord All cautions and warnings on the equipment should be noted If the equipment is not used for a long time disconnect it from the power source to avoid damage by transient over voltage Never pour any liquid into an opening This could cause fire or electrical shock Never open the equipment For safety reasons only qualified service personnel should open the equipment If any of the following situations arises get the equipment checked by service personnel a The power cord or plug is damaged b Liquid has penetrated into the equipment c The equipment has been exposed to moisture Embedded Controller AEC 6831 d The equipment does not work well or you cannot get it to work according to the user s manual e The equipment has been dropped and damaged f The equipment has obvious signs of breakage 15 DO NOT LEAVE THIS EQUIPMENT IN AN ENVIRONMENT WHERE THE STORAGE TEMPERATURE IS BELOW 20 C 4 F OR ABOVE 60 C 140 F IT MAY DAMAGE THE EQUIPMENT FCC This device complies with Part 15 FCC Rules Warming Operation is subject to the following two conditions 1 this device may not caus
15. design features of the AEC 6831 This allows the AEC 6831 to be installed in a rugged transportation environment despite high ambient vibration and temperature In addition to the Atom CPU the AEC 6831 have DVI VGA output for video output and DC power supply is commonly used in most vehicles and factory equipments the AEC 6831 can powered by a DC 9 30V input with low power consumption and high performance You can also choose an additional external AC power adapter for power redundancy purposes Transportation has become part of most people s life and forms a necessary part of their lifestyle From cars to trains to ships we rely on those tools a lot The AEC 6831 is designed to improve transportation control and enhance the quality of our lives Chapter 1 General Information 1 2 Embedded Controller AEC 6831 1 2 Features e Fanless Design with Intel Atom N270 1 6 GHz processor e Mini PCI slots inside for expansion e DC 9 30V input with Phoenix connector and optional external AC power adapter e Front accessible USB port e CFD Optional 2 5 HDD kit e Dual GbE LAN 2 COM Audio e Operating Temperature 15 C 55 C b F 131 F e Anti vibration up to 5 g rms Anti shock up to 100g CFD CE FCC class certificated Chapter 1 General Information 1 3 Embedded Controller 1 3 Specifications AEC 6831 System CPU Chipset Memory Expansion VGA Display Interface Ethernet SSD
16. e harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Caution There is a danger of explosion if the battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions and your local government s recycling or disposal directives Embedded Controller AEC 6831 Below Table for China RoHS Requirements Pin PABA LH S E AAEON Boxer Industrial System ABA SEI R ER J 35 BK ANE Pb Hg PBB Fa x 5A MSS x FER 55 x rp Rh 3828 x 5A O x O O EZ BJ amp BBE SJ T 11363 2006 EAE F X d ZB b EVER AE YAMA S SJ T 11363 2006 fx YE XL I RE fi vi Embedded Controller AEC 6831 Contents Chapter 1 General Information 1 1 1 2 2 utasa Ama Cat 1 3 1 3 Specifications 1 4 Chapter 2 Hardware Installation 2 L DIMENSION
17. errupt WRKBI 0 Disable 1 Enable Reserved Reserved Force Time out FTO This bit is self clearing WDT Status WS 1 WDT value reaches 0 0 WDT value is not 0 Appendix A Programming the Watchdog Timer 4 Embedded Controller AEC 6831 Watch Dog Timer 1 2 3 Configuration Register Index 72h 82h 92h Default 001s0000b WDT Time out Value Select 1 WTVS 1 Second 0 Minute WDT Output through KRST Pulse Enable WOKE 1 Enable 0 Disable WDT Time out value Extra select WTVES 1 64ms x WDT Timer out value default 4s 0 Determined by WDT Time out value select 1 bit 7 of this register WDT Output through PWROK Pulse Enable WOPE 1 Enable 0 Disable During LRESET this bit is selected by JP7 power on strapping option Select interrupt level 997 for WDT SIL Watch Dog Timer 1 2 3 Time Out Value LSB Register Index 73h 83h 93h Default 38h Bit Description 7 0 WDT Time out Value 7 0 WTV Watch Dog Timer 1 2 3 Time Out Value MSB Register Index 74h 84h 94h Default 00h Description WDT Time out Value 15 8 WTV Appendix A Programming the Watchdog Timer 5 Embedded Controller AEC 6831 A 2 ITE8781 Watchdog Timer Initial Program MODEL SMALL CODE Main CALL Enter Configuration mode CALL Check Chip mov cl 7 call Set Logic Device setting mov cl 10 10 Sec dec al Watch Dog Setting Timer setting mov al cl mov cl 73h
18. hen the power is turned off Entering Setup Power on the computer and press lt Del gt immediately This will allow you to enter Setup Standard CMOS Features Use this menu for basic system configuration Date time IDE etc Advanced BIOS Features Use this menu to set the advanced features available on your system Advanced Chipset Features Use this menu to change the values in the chipset registers and optimize your system performance Integrated Peripherals Use this menu to specify your settings for integrated peripherals Primary slave secondary slave keyboard mouse etc Power Management Setup Use this menu to specify your settings for power management HDD power down power on by ring KB wake up etc PnP PCI Configurations This entry appears if your system supports PnP PCI Chapter 3 Award BIOS Setup 3 3 Embedded Controller AEC 6831 PC Health Status This menu allows you to set the shutdown temperature for your system Frequency Voltage Control Use this menu to specify your settings for auto detect DIMM PCI clock and spread spectrum Load Fail Safe Defaults Use this menu to load the BIOS default values for the minimal stable performance for your system to operate Load Optimized Defaults Use this menu to load the BIOS default values that are factory settings for optimal performance system operations While AWARD has designated the custom BIOS to maximize performance the factory
19. n e Intel Atom are trademarks of Intel Corporation e Microsoft Windows is registered trademark of Microsoft Corp e ITE is a trademark of Integrated Technology Express Inc e PC AT PS 2 and VGA are trademarks of International Business Machines Corporation e SoundBlaster is a trademark of Creative Labs Inc All other product names or trademarks are properties of their respective owners Embedded Controller AEC 6831 Packing List Before you begin operating your PC please make sure that the following materials have been shipped 1 AEC 6831 Embedded Controller 1 Phoenix Power Connector e 2 Wallmount Brackets e 1 Screw Package e 1 Heat Spreading e CD ROM for manual in PDF format and drivers If any of these items should be missing or damaged please contact your distributor or sales representative immediately Embedded Controller AEC 6831 Safety amp Warranty Read these safety instructions carefully Keep this user s manual for later reference Disconnect this equipment from any AC outlet before cleaning Do not use liquid or spray detergents for cleaning Use a damp cloth For pluggable equipment the power outlet must be installed near the equipment and must be easily accessible Keep this equipment away from humidity Put this equipment on a firm surface during installation Dropping it or letting it fall could cause damage The openings on the en
20. ntel R 828016 ICH Family USB Universal Host Controller 27C8 Intel R 828016 ICH Family 11582 Enhanced Host Controller 27CC B 4 DMA Channel Assignments Ims Direct memory access Y 4 Direct memory access controller Input output IO Ml Interrupt request IRQ Memory Appendix B I O Information B 4
21. perio_Set_Reg proc near push ax MOV DX WORD PTR CS Cfg_Port 04h mov al cl out dx al pop ax inc dx out dx al ret Superio_Set_Reg endp Set_Logic_Device proc near Appendix A Programming the Watchdog Timer 9 Embedded Controller AEC 6831 Set_Logic_Device proc near push ax push cx xchg al cl cl 07h call Superio_Set_Reg pop cx pop ax ret Set_Logic_Device endp Select O2Eh gt Index Port O2Fh gt Data Port Cfg_Port DB 087h 001h 055h 055h DW 02Eh 02Fh END Main Note Interrupt level mapping OFh Dh not valid OCh IRQ12 IRQ3 02h not valid 01h IRQ1 00h no interrupt selected Appendix A Programming the Watchdog Timer 10 Embedded Controller AEC 6831 Appendix Information Appendix I O Information 1 Embedded Controller AEC 6831 B 1 I O Address 88 Input output 10 9 00000000 0000000 Direct memory access controller 00000000 00000CF7 PCI bus 00000022 0000003F Motherboard resources 00000040 00000043 System timer 00000044 0000005 Motherboard resources 00000061 00000061 System speaker 00000062 00000063 Motherboard resources 00000065 00006 Motherboard resources 00000070 00000073 System CMOS real time clock 00000074 0000007F Motherboard resources 00000080 00000090 Direct memory access controller 00000091 00000093 Motherboard resources 4 00000094 0000009F Direct memory access con
22. ter keys are provided to select configuration ports 2Eh 2Fh of the next step Address Port Data Port 87h 01h 55h 55h 2Eh 2Fh 2 Modify the Data of the Registers All configuration registers can be accessed after entering the MB PnP Mode Before accessing a selected register the content of Index 07h must be changed to the LDN to which the register belongs except some Global registers 3 Exit the MB PnP Mode Set bit 1 of the configure control register Index 02h to 1 to exit the MB PnP Mode Appendix A Programming the Watchdog Timer A 3 Embedded Controller AEC 6831 WatchDog Timer Configuration Registers LDN Index R W Reset Configuration Register or Action All 02h w NA Configure Control R W Watch Dog Timer Time out Value MSB Register Configure Control Index 02h This register is write only Its values are not sticky that is to say a hardware reset will automatically clear the bits and does not require the software to clear them Bit Description 7 2 Reserved 1 Returns to the Wait for Key state This bit is used when the configuration sequence is completed 0 Resets all logical devices and restores configuration registers to their power on states Watch Dog Timer 1 2 3 Control Register Index 71h 81h 91h Default 00h WDT Timeout Enable WTE 1 Disable 0 Enable WDT Reset upon Mouse Interrupt WRKMI 0 Disable 1 Enable WDT Reset upon Keyboard Int
23. troller 3 3 00000010 0000001F Motherboard resources 00000020 00000021 Programmable interrupt controller 00000040 000000411 Programmable interrupt controller 00000082 000000 Motherboard resources y 000000C0 000000DF Direct memory access controller 4 000000E0 000000 Motherboard resources 4 000000F0 000000 Numeric data processor 000001 0 000001F7 Primary IDE Channel 00000274 00000277 ISAPNP Read Data Port 00000279 00000279 ISAPNP Read Data Port 7 000002 8 000002EF Communications Port COM4 7 000002 8 000002FF Communications Port COM2 00000380 00000388 Mobile Intel R 945 Express Chipset Family 000003 0 000003DF Mobile Intel R 945 Express Chipset Family 000003 8 000003EF Communications Port COM3 000003 6 000003F6 Primary IDE Channel 7 000003F8 000003FF Communications Port 9 00000400 0000048 Motherboard resources 9 00000400 00000401 Motherboard resources 00000500 0000051F Intel R 828016 ICH Family SMBus Controller 27DA i 00000880 0000088F Motherboard resources 00000 79 00000A79 ISAPNP Read Data Port 00000000 0000FFFF PCI bus 00008000 0000BFFF Intel R 828016 ICH Family PCI Express Root Port 2702 DOODBFOO OODOBF1F Intel R 82574L Gigabit Network Connection 9 0000 000 0000CFFF Intel R 828016 ICH Family PCI Express Root Port 2700

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