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User Manual

ASMB-781

LGA1155 

Intel

®

 Xeon

®

 E3/ Core

™ 

i3 ATX 

Server Board with 2 PCIe x16 
Expansion Slots 

Summary of Contents for ASMB-781

Page 1: ...User Manual ASMB 781 LGA1155 Intel Xeon E3 Core i3 ATX Server Board with 2 PCIe x16 Expansion Slots ...

Page 2: ...Co Ltd Information provided in this manual is intended to be accurate and reliable How ever Advantech Co Ltd assumes no responsibility for its use nor for any infringe ments of the rights of third parties which may result from its use Acknowledgements AMI is a trademark of American Megatrends Inc IBM and PC are trademarks of International Business Machines Corporation Intel Xeon Core 2 Quad Pentiu...

Page 3: ...t the maximum performance from your products So if you run into technical difficulties we are here to help For the most frequently asked questions you can easily find answers in your product documentation These answers are nor mally a lot more detailed than the ones we can give over the phone So please consult this manual first If you still cannot find the answer gather all the information or ques...

Page 4: ...radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Opera tion of this device in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his her own expense The user is advised that any equipment changes or modifications not exp...

Page 5: ...t the problem encountered For example CPU speed Advantech products used other hardware and software used etc Note anything abnormal and list any onscreen messages you get when the problem occurs 2 Call your dealer and describe the problem Please have your manual product and any helpful information readily available 3 If your product is diagnosed as defective obtain an RMA return merchandise author...

Page 6: ...ve immediately We have carefully inspected the ASMB 781 mechanically and electrically before shipment It should be free of marks and scratches and in perfect working order upon receipt As you unpack the ASMB 781 check it for signs of ship ping damage For example damaged box scratches dents etc If it is damaged or it fails to meet the specifications notify our service department or your local sales...

Page 7: ... 9 1 8 3 Watchdog timer output JWDT1 9 Table 1 5 Watchdog timer output JWDT1 9 Table 1 6 ME update JGREEN1 9 Table 1 7 USB power switch JUSB_1 JUSB_2 9 Table 1 8 CPUFAN_SEL1 SYSFAN_SEL1 10 Table 1 9 ATX AT mode selector PSON1 10 Table 1 10 PCIe x16 slot switch JCFG1 10 1 9 System Memory 10 1 10 Memory Installation Procedures 11 1 11 Cache Memory 11 1 12 Processor Installation 11 1 13 PCI Bus Routi...

Page 8: ...p screen 31 3 2 2 System time System date 31 3 3 Advanced BIOS Features Setup 32 Figure 3 3 Advanced BIOS features setup screen 32 3 4 PCI Subsystem Settings 33 Figure 3 4 PCI subsystem settings screen 33 3 4 1 ACPI Settings 34 Figure 3 5 ACPI Settings 34 3 4 2 Trusted Computing 35 Figure 3 6 TPM Settings 35 3 4 3 CPU Configuration 36 Figure 3 7 CPU Configuration 36 3 4 4 SATA Configuration 37 Fig...

Page 9: ...rallel Port LPT1 70 B 2 USB Header USB56 USB78 USB910 70 Table B 2 USB Header USB56 USB78 USB910 USB1112 USB1314 70 B 3 VGA Connector VGA1 71 Table B 3 VGA Connector VGA1 71 B 4 RS 232 Interface COM2 71 Table B 4 RS 232 Interface COM1 71 B 5 PS 2 Keyboard and Mouse Connector KBMS1 72 Table B 5 Keyboard and Mouse Connector KBMS1 72 B 6 External Keyboard Connector KBMS2 72 Table B 6 External Keyboar...

Page 10: ... VOLT1 76 B 17 Case Open Connector JFP1 76 Table B 18 Case Open Connector JFP1 76 B 18 Front Panel LAN LED Connector LAN_LED1 2 77 Table B 19 LAN LED Connector LAN_LED1 2 77 B 19 SPI_CN1 SPI flash card pin connector 77 Table B 20 SPI_CN1 SPI fresh card pin connector 77 B 20 System I O Ports 77 Table B 21 System I O ports 77 B 21 DMA Channel Assignments 78 Table B 22 DMA channel assignments 78 B 22...

Page 11: ...Chapter 1 1 Hardware Configuration ...

Page 12: ...ore reliable data storage capabilities and high speed I O peripheral connectiv ity The ASMB 781 also adopts Advantech s unique patented Sleep Mode Control Cir cuit for AT Power Mode With all the excellent features and outstanding performance the ASMB 781 is the ideal platform for today s industrial applications 1 2 Features PCIe architecture The Intel C206 PCH chipset supports 2 PCIe x16 slot 1 PC...

Page 13: ...le GPIO ASMB 781 supports 8 bit GPIO from super I O for general purpose con trol application 1 3 4 Graphics Chipset Discrete VGA chip Aspeed AST2300 1300 onboard Display memory 64 GB CRT Up to 1920 x 1200 60 Hz refresh rate 1 3 5 Ethernet LAN Supports dual four 10 100 1000 Mbps Ethernet port s via PCIe bus which pro vides a 300 MB s data transmission rate Interface 10 100 1000 Mbps Controller LAN1...

Page 14: ...USB KBMS normal 2 3 standby power selection 1 2 CPUFAN_SEL1 SYSFAN_SEL1 FAN PWM 1 2 DC mode selection 2 3 PSON1 AT 1 2 ATX 2 3 JCFG1 PCI E port slot 6 assign to 1 x 16 link Default or 2 x 8 link for riser card use Table 1 2 Connector list Label Function ATX24P_P1 ATX 24 Pin main power connector for System ATX8P_P1 Processor power connector for CPU SATA1 SATA6 Serial ATA1 6 USB56 USB78 USB910 USB p...

Page 15: ...t SPI_CN1 SPI flash card pin header LANLED1 LANLED2 LAN LED extension connector FP_SMB1 Front panel SMBus header IPMI1 IPMI header GPIO1 GPIO header FPAUD1 Audio front panel header LPT1 Parallel port COM2 Serial port RS 232 JFP1 Front panel header Table 1 2 Connector list ...

Page 16: ...ASMB 781 User Manual 6 1 5 Board Layout Jumper and Connector Locations Figure 1 1 Jumper and Connector Locations Figure 1 2 I O connectors ...

Page 17: ...RJ45 Intel 82580DB GbE PHY PCIe x4 USB RMII PCIE bus Warning Always completely disconnect the power cord from your chassis when ever you work with the hardware Do not make connections while the power is on Sensitive electronic components can be damaged by sud den power surges Only experienced electronics personnel should open the PC chassis Caution Always ground yourself to remove any static charg...

Page 18: ...8 2 CMOS and ME clear JCMOS1 JMECLR1 The ASMB 781 motherboard contains a jumper that can erase CMOS data and reset the system BIOS information Normally this jumper should be set with pins 1 2 closed If you want to reset the CMOS data set J1 to 2 3 closed for just a few sec onds and then move the jumper back to 1 2 closed This procedure will reset the CMOS to its default setting ME update JME1 The ...

Page 19: ...ins a jumper that can support USB stand by power when S5 mode Normally this jumper should be set with pin 1 2 closed If you want to disable set JUSB_1 JSUB_2 to 2 3 closed for disable Table 1 4 JME1 Function Jumper Setting Lock ME update 1 2 closed add jumper diagram ME update 2 3 closed add jumper diagram Table 1 5 Watchdog timer output JWDT1 Function Jumper Setting Reset NC default setting Note ...

Page 20: ...ts for DDR3 ECC Non ECC 1066 1333 MHz memory modules with maximum capacity of 32GB Maximum 8GB for each DIMM Please note that both versions ASMB 781 do NOT support registered DIMMs RDIMMs Table 1 8 CPUFAN_SEL1 SYSFAN_SEL1 Function Jumper Setting PWM mode 1 2 closed add jumper diagram DC mode 2 3 closed add jumper diagram Table 1 9 ATX AT mode selector PSON1 Function Jumper Setting AT Mode ATX Mode...

Page 21: ...e memory mod ule will be ejected by the mechanism in the socket 1 11 Cache Memory The ASMB 781 supports a CPU with one of the following built in full speed L3 caches The built in third level cache in the processor yields much higher performance than conventional external cache memories 8 MB for 2nd Generation Intel Xeon E3 1275 CPU 6 MB for 2nd Generation Intel Xeon E3 1225 CPU 3 MB for 2nd Genera...

Page 22: ...ASMB 781 User Manual 12 ...

Page 23: ...Chapter 2 2 Connecting Peripherals ...

Page 24: ...ed in the chassis If you have a number of cards installed you may need to par tially remove a card to make all the connections 2 2 Parallel Port LPT1 The parallel port is normally used to connect the motherboard to a printer The ASMB 781 includes an onboard parallel port accessed through a 25 pin flat cable connector LPT1 LPT1 ...

Page 25: ...hey are supported by all major network operating systems The RJ 45 jacks on the rear plate provide convenient 1000 Mbps operation If all USB ports will be used USB power is recommended to switch to 5V instead of 5VSB LAN 1 2 LED Indicator LAN 3 4 LED Indicator LAN Mode LAN Indicator 1 Gbps Link on LED1 Green on left 100 Mbps Link on LED1 Orange on left 10 Mbps Link on LED1 N A left Active LED2 Gre...

Page 26: ...S power between 5VSB and 5V When the jumper is set as Normal the board doesn t support waked from S3 via key board or mouse Jumper USB Ports JUSB_1 USB port 1 4 and KBMS JUSB_2 USB port 5 12 Note When USB power is switched to Normal it can t be connected with pow ered KVM JUSB_1 JUSB_2 ...

Page 27: ...d in Appendix B 2 6 Serial Ports COM1 COM2 The ASMB 781 offers two serial ports one on the rear panel and one onboard These ports can connect to a serial mouse printer or communications net work The IRQ and address ranges for those ports are fixed However if you want to disable the port or change these parameters later you can do this in the system 5 15 1 11 10 6 VGA1 COM1 COM2 COM2 VGA1_COM1 ...

Page 28: ...s for the connector 2 7 PS 2 Keyboard and Mouse Connector KBMS1 Two 6 pin mini DIN connectors KBMS1 on the rear panel of the motherboard pro vide PS 2 keyboard and mouse connections 2 8 External Keyboard Mouse KBMS2 There is also an extra onboard external keyboard and mouse connector on the moth erboard This gives system integrators greater flexibility in designing their systems JCOMS1 KBMS2 ...

Page 29: ...a fan is used this connector supports cooling fans that draw up to 500 mA 6 W 2 10 System FAN Connector SYSFAN1 SYSFAN2 SYSFAN3 and SYSFAN4 If a fan is used this connector supports cooling fans that draw up to 500 mA 6 W CPUFAN1 SYSFAN1 SYSFAN3 SYSFAN4 SYSFAN1 SYSFAN2 SYSFAN3 SYSFAN2 SYSFAN4 ...

Page 30: ...ndicated as follows 2 11 2 External Speaker JFP1 pins 10 12 14 16 JFP2 pins 10 12 14 16 connector for an external speaker The ASMB 781 provides an onboard buzzer as an alternative To enable the buzzer set pins 14 16 as closed 2 11 3 HDD LED Connector JFP1 pins 5 7 You can connect an LED to connector JFP1 to indicate when the HDD is active JFP1 Table 2 1 PS 2 or ATX power supply LED status Power mo...

Page 31: ...r case to pins 1 and 3 of JFP1 This connection enables you to turn your computer on and off 2 11 5 Reset Connector JFP1 pins 2 4 Many computer cases offer the convenience of a reset button 2 12 8 pin Alarm Board Connector VOLT1 VOLT1 connects to the alarm board of Advantech chassis These alarm boards give warnings if a power supply or fan fails if the chassis overheats or if the backplane malfunct...

Page 32: ...ing message will show in post screen 2 14 Front Panel LAN Indicator Connector LANLED1 and LANLED2 JFP1 Table 2 2 Front Panel LAN Indicator Connector Pin Signal Pin Signal 1 LAN1 3_LED0_ACT 2 LAN2 4_LED1_ACT 3 VCC3_LAN1LED 4 VCC3_LAN2LED 6 LAN1 3_LED1_1000M 6 LAN2 4_LED2_1000 7 LAN1 3_LED2_100M 8 LAN2 4_LED0_100 9 VCC3 10 NC ...

Page 33: ...rial ATA Interface SATA1 SATA2 SATA3 SATA4 SATA5 SATA6 ASMB 781 features two high performance serial ATA III interfaces up to 600 MB s blue connector and four serial ATA II interfaces up to 300 MB s black connector LANLED2 LANLED1 SATA6 SATA5 SATA3 SATA1 SATA2 SATA4 ...

Page 34: ...ts 2 17 PCIe x16 Expansion Slot PCIE4 and PCIE6 Note 1 ASMB 781 on board SATA only supports Fedora 14 and 15 and SATA mode in BIOS should be set as AHCI mode 2 If SATA mode is set as IDE mode when user is installing Fedora 14 and 15 ODD has been connected on SATA port 3 6 PCI1 PCI2 PCI5 PCIE4 PCIE6 ...

Page 35: ...25 ASMB 781 User Manual Chapter 2 Connecting Peripherals 2 18 PCIEX4_1 2 19 PCIEX1_1 PCIE3 PCIE7 ...

Page 36: ...r supply unit PSU that complies with ATX 12 V Specification 2 0 or later version Do not forget to con nect the 8 pin EATX12 V power plug otherwise the system will not boot 2 21 SPI Flash connector SPI_CN1 SPI flash card pin header which can flash BIOS while ASMB 781 can not be power on and ensures platform integrity ATX8P_P1 SP1_CN1 ...

Page 37: ...eripherals 2 22 Low Pin Count Connector LPC1 Table 2 3 Advantech LPC Module List P N Description PCA COM232 00A1E 4 Ports RS 232 Module Need to modify BIOS PCA COM485 00A1E 4 Ports RS 485 422 Module Need to modify BIOS PCA TPM 00A1E TPM Module LPC1 ...

Page 38: ...ASMB 781 User Manual 28 ...

Page 39: ...Chapter 3 3 BIOS Operation ...

Page 40: ...n setup screen AMI s BIOS ROM has a built in Setup program that allows users to modify the basic system configuration This information is stored in NVRAM area so it retains the Setup information when the power is turned off 3 2 Entering BIOS Setup Press Del or F2 at bootup to enter AMI BIOS Setup Utility the Main Menu will appear on the screen Use arrow keys to select among the items and press Ent...

Page 41: ...ed out options cannot be configured options in blue can be The right frame displays the key legend Above the key legend is an area reserved for a text message When an option is selected in the left frame it is highlighted in white Often a text message will accom pany it 3 2 2 System time System date Use this option to change the system time and date Highlight System Time or Sys tem Date using the ...

Page 42: ...n the left frame of the screen such as CPU configuration to go to the sub menu for that item You can display an Advanced BIOS Setup option by highlighting it using the Arrow keys All Advanced BIOS Setup options are described in this section The Advanced BIOS Setup screens are shown below The sub menus are described on the following pages Figure 3 3 Advanced BIOS features setup screen ...

Page 43: ...ings screen PCI ROM Priority In case of multiple Option ROMs Legacy and EFI Compatible specifies what PCI option ROM to launch PCI Latency Timer Value in units of PCI clocks for PCI device latency timer register VGA Palette Snoop This item is designed to solve problems caused by some non standard VGA cards ...

Page 44: ...n Enable or disable ACPI Auto Configuration Power On By Modem Power on by modem can be supported by COM2 only Enable Hibernation Enable or disable Hibernation ACPI Sleep State Specifies the ACPI sleep state when the system enters suspend Lock Legacy Resources Enable or Disable Lock Legacy Resources ...

Page 45: ...1 User Manual Chapter 3 BIOS Operation 3 4 2 Trusted Computing Figure 3 6 TPM Settings TPM Support Enable or disable TPM Support You can purchase Advantech LPC TPM module to enable TPM function P N PCA TPM 00A1E ...

Page 46: ...BIOS forces the XD feature flag to always return to 0 Hardware Prefetcher Hardware Prefetcher is a technique that fetches instructions and or data from mem ory into the CPU cache memory well before the CPU needs it so that it can improve the load to use latency You may choose to enable or disable it Adjacent Cache Line Prefetch The Adjacent Cache Line Prefetch mechanism like automatic hardware pre...

Page 47: ...nfiguration SATA Mode This can be configured as IDE RAID AHCI or Disabled Serial ATA Controller 0 This item appears only when you set the SATA Mode item to IDE Mode Set to Enhanced to support two SATA 6 0 Gb s and two SATA 3 0 Gb s devices Set to Compatible when using Windows 98 NT 2000 MS DOS Up to four SATA devices are supported under these operating systems Serial ATA Controller 1 This item app...

Page 48: ...onfiguration Figure 3 9 Intel Trusted Execution Technology Configuration Intel Trusted Execution Technology Configuration To enable or disable Intel Trusted Execution Technology if SMX is enable and VT D support must also be enabled prior to TXT ...

Page 49: ...y mode when no USB device is plugged EHCI Hand off This enables or disables supporting an OS without EHCI hand off feature USB transfer time out Allows you to select the USB transfer time out value 1 5 10 20sec Device reset time out Allows you to select the USB device reset time out value 10 20 30 40 sec Device power up delay This item appears only when you set the Device power up delay item to ma...

Page 50: ...ASMB 781 User Manual 40 3 4 7 NCT6776 Super IO Configuration Figure 3 11 Super IO Configuration Figure 3 12 Serial Port 1 Configuration ...

Page 51: ...41 ASMB 781 User Manual Chapter 3 BIOS Operation Figure 3 13 Serial Port 2 Configuration Figure 3 14 Parallel Configuration ...

Page 52: ...rial Port 2 Change Settings Select optimal settings for serial port 2 Device Mode Serial port 2 could be selected as Standard serial port mode IrDA 1 0 HP SIR mode or ASKIR mode Parallel Port Enable or disable Parallel Port Change Settings Select optimal settings for parallel port 3 4 8 H W Monitor Figure 3 15 PC Health Status CPU temperature PECI CPU Temperature showed here is CPU T junction temp...

Page 53: ...er will beep ACPI Shutdown Temperature Use this to set the ACPI shutdown temperature threshold When the system reaches the shutdown temperature it will be automatically shut down by ACPI OS to protect the system from overheat damage Watchdog Timer Enable and Disable the watchdog timer function Smart Fan Mode Configuration Enable or Disable CPU FAN and System FAN Mode to SMART FAN setting 3 4 9 Ser...

Page 54: ...ty bit is always 0 Mark and Space Parity do not allow for error detection Options available None Even Odd Mark Space Stop Bits Stop bits indicate the end of a serial data packet A start bit indicates the beginning The standard setting is 1 stop bit Communication with slow devices may require more than 1 stop bit Options available 1 2 Flow Control Flow control can prevent data loss from buffer over...

Page 55: ...lable 80x24 80X25 Console Redirection Setting Out of Band Mgmt Port To select the com port user would like to set for having console redirection feature Terminal Type It could be set as VT100 VT100 VT UTF8 or ANSI and VT UTF8 is the default setting Bits per second To select serial port transmission and the speed must be matched on the other side It could be set as 9600 19200 57600 or 115200 and 11...

Page 56: ...ASMB 781 User Manual 46 3 5 Chipset Figure 3 17 Chipset 3 5 1 North Bridge Figure 3 18 North Bridge ...

Page 57: ...imary graphic device when booting up PEG Force Gen1 Allows user to force PEG port downgrade to Gen1 3 5 2 South Bridge Figure 3 19 South Bridge SMBus Controller Disable enable the system SMBUS function Restore AC Power Loss The system goes into on off state after an AC power loss SLP_S4 Assertion Stretch Enable This item allows you to set a delay of a set number of seconds Deep Sx Enable or Disabl...

Page 58: ...5 function LAN1 4 PXE Option ROM Enables or disables GbE LAN boot Note When a system enters G3 status with deep S5 enabled some power supply s 5VSB won t drop until after more than 30 seconds If Restore AC Power Loss is set to power on the system won t boot up in 30 seconds after power failure We recommend the user wait for more than 30 seconds to power on after a power failure On the other hand s...

Page 59: ...er 3 BIOS Operation 3 6 1 USB Configuration Figure 3 21 USB Configuration All USB Devices Enable or Disable All USB Devices EHCI Controller 1 2 Enable or Disable EHCI Controller 1 or 2 USB Port 1 12 Enable or Disable USB Port 1 12 ...

Page 60: ...ower on state for the NumLock Quiet Boot If this option is set to Disabled the BIOS displays normal POST messages If Enabled an OEM Logo is shown instead of POST messages Option ROM Messages Force BIOS or Keep Current to set the display mode for Option ROM Interrupt 19 Capture Enable or Disable Option ROM to trap Interrupt 19 Boot Option Priorities Choose boot priority from boot device ...

Page 61: ...urity Figure 3 23 Security Select Security Setup from the ASMB 781 Setup main BIOS setup menu All Security Setup options such as password protection are described in this section To access the sub menu for the following items select the item and press Enter ...

Page 62: ... from the Exit menu and press Enter The follow ing message appears Save Configuration Changes and Exit Now Yes No 2 Select Yes or No Discard changes and exit Select this option to quit Setup without making any permanent changes to the system configuration 1 Select Exit Discarding Changes from the Exit menu and press Enter The fol lowing message appears Quit without saving Yes No 2 Select Yes to di...

Page 63: ...Chapter 4 4 Chipset Software Installation Utility ...

Page 64: ...the Windows INF files that outline to the operating system how the chipset components will be configured This is needed for the proper functioning of the following features Core PCI PnP services Serial ATA interface support USB 1 1 2 0 support USB 2 0 driver needs to be installed separately for Win dows 98 Identification of Intel chipset components in the Device Manager Note The files on the softw...

Page 65: ...Windows 7 Driver Setup 1 Insert the driver CD into your system s CD ROM drive You can see the driver folders items Move the mouse cursor over the folder 01 Chipset In CSI folder you can click find an executable file to complete implementation of the driver 2 Click setup to execute program ...

Page 66: ...ASMB 781 User Manual 56 ...

Page 67: ...Chapter 5 5 VGA Setup ...

Page 68: ...reen flat panels for extend twin and clone dual display mode and optimized 3D support deliver an intensive and realistic visual experience 5 2 Windows XP Windows 7 Driver Setup Insert the driver CD into your system s CD ROM drive You can see the driver folders items Navigate to the 02 Graphic folder and click the executable file to complete the installation of the drivers for Windows 7 XP Note Bef...

Page 69: ...Chapter 6 6 LAN Configuration ...

Page 70: ...or 100 Mbps Wake on LAN WOL support PCIe x1 host interface 6 3 Installation The integrated Intel gigabit Ethernet controller supports all major network operating systems However the installation procedure varies with different operating systems In the following sections refer to the one that provides the driver setup procedure for the operating system you are using 6 4 Win XP Win 7 Driver Setup LA...

Page 71: ...Appendix A A Programming the Watchdog Timer ...

Page 72: ...r NCT6776F It provides the following functions for user programming Can be enabled and disabled by user s program Timer can be set from 1 to 255 seconds or 1 to 255 minutes Generates an interrupt or resets signal if the software fails to reset the timer before time out A 2 Programming the Watchdog Timer The I O port address of the watchdog timer is 2E hex and 2F hex 2E hex is the address port 2F h...

Page 73: ...SMB 781 User Manual Appendix A Programming the Watchdog Timer Unlock NCT6776F Select register of watchdog timer Enable the function of the watchdog timer Use the function of Lock NCT6776F the watchdog timer ...

Page 74: ... units for the timer Write 0 to bit 3 set seconds as counting unit default Write 1 to bit 3 set minutes as counting unit Write 1 to bit 4 Watchdog timer count mode is 1000 times faster If bit 3 is 0 the count mode is 1 1000 seconds mode If bit 3 is 1 the count mode is 1 1000 minutes mode F6 hex write 0 stop timer default 01 FF hex The amount of the count in seconds or minutes depends on the value ...

Page 75: ...al 10 10 minutes Out dx al Dec dx lock NCT6776F Mov al 0aah Out dx al Enable watchdog timer and set 5 minutes as the timeout interval Mov dx 2eh unlock NCT6776F Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx In al dx Or al 08h Out dx al Dec dx Enable the function of watchdog timer Mov al 30h Out dx al Inc dx Mov al 01h Out dx al Dec dx Set minute as c...

Page 76: ...Mov dx 2eh unlock NCT6776F Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx Mov al 08h Out dx al Dec dx Enable the function of watchdog timer Mov al 30h Out dx al Inc dx In al dx Or al 01h Out dx al Dec dx Enable watchdog timer to be reset by mouse Mov al 0f7h Out dx al Inc dx In al dx Or al 80h Out dx al Dec dx lock NCT6776F Mov al 0aah Out dx al Enabl...

Page 77: ...v al 30h Out dx al Inc dx Mov al 01h Out dx al Dec dx Enable watchdog timer to be strobed reset by keyboard Mov al 0f7h Out dx al Inc dx In al dx Or al 40h Out dx al Dec dx lock NCT6776F Mov al 0aah Out dx al Generate a time out signal without timer counting Mov dx 2eh unlock NCT6776F Mov al 87h Out dx al Out dx al Mov al 07h Select registers of watchdog timer Out dx al Inc dx Mov al 08h Out dx al...

Page 78: ...ual 68 Out dx al Inc dx In al dx Or al 01h Out dx al Dec dx Generate a time out signal Mov al 0f7h Out dx al Write 1 to bit 5 of F7 register Inc dx In al dx Or al 20h Out dx al Dec dx lock NCT6776F Mov al 0aah Out dx al ...

Page 79: ...Appendix B B I O Pin Assignments ...

Page 80: ...AFD 15 D6 3 D0 16 IGND 4 ERR 17 D7 5 D1 18 GND 6 INIT 19 ACK 7 D2 20 GND 8 SLIN 21 BUSY 9 D3 22 GND 10 GND 23 PE 11 D4 24 GND 12 GND 25 SLCT 13 D5 26 N C 25 3 24 23 1 2 Table B 2 USB Header USB56 USB78 USB910 USB1112 USB1314 Pin Signal Pin Signal 1 USB_VCC5 2 USB_VCC5 3 USB_D 4 USB_D 5 USB_D 6 USB_D 7 GND 8 GND 9 Key 10 N C 1 2 10 USB78 USB56 USB910 ...

Page 81: ...A Pin Signal Pin Signal 1 RED 9 VCC 2 GREEN 10 GND 3 BLUE 11 N C 4 N C 12 SDT 5 GND 13 H SYNC 6 GND 14 V SYNC 7 GND 15 SCK 8 GND 5 15 1 11 10 6 Table B 4 RS 232 Interface COM12 COM1 COM2 Pin Signal Pin Signal 1 DCD 1 DCD 2 SIN 2 DSR 3 SOUT 3 SIN 4 DTR 4 RTS 5 GND 5 SOUT 6 DSR 6 CTS 7 RTS 7 DTR 8 CTS 8 RI 9 RI 9 GND COM1 1 2 9 COM2 ...

Page 82: ...al Keyboard Connector KBMS2 Table B 5 Keyboard and Mouse Connector KBMS1 Pin Signal 1 KB DATA 2 N C 3 GND 4 KB VCC 5 KB CLK 6 N C 7 M_DATA 8 N C 9 GND 10 M_VCC 11 M_CLK 12 N C Table B 6 External Keyboard Connector KBMS2 Pin Signal 1 KB CLK 2 KB DATA 3 MS DATA 4 GND 5 VCC 6 MS CLK ...

Page 83: ...wer LED JFP1 B 9 External Speaker Connector JFP1 Table B 7 Fan Power Connector SYSFAN1 SYSFAN2 Pin Signal 1 GND 2 12 V 3 DETECT 4 PWM Table B 8 Power LED JFP1 Pin Function 9 LED power 3 3 V 11 NC 13 Ground Table B 9 External Speaker Connector JFP1 Pin Function 10 SPK_VCC 12 SPK_OBS 14 SPK_BUZ 16 SPK_OUT ...

Page 84: ...FP1 B 13 Front panel SMBus connector FP_SMB1 Table B 10 Reset Connector JFP1 Pin Signal 2 RESET 4 GND 2 4 Table B 11 HDD LED Connector JFP1 Pin Signal 5 HDD_LED 7 HDD_LED 5 7 Table B 12 ATX Soft Power Switch JFP1 Pin Signal 1 PWR BTN 3 GND 1 3 Table B 13 Front panel SMBus connector FP_SMB1 Pin Signal 1 GND ...

Page 85: ...2 SMB_FP_ALERT 3 SMB_FP_DATA 4 SMB_FP_CLK 5 NC 6 3 3 V Table B 13 Front panel SMBus connector FP_SMB1 Table B 14 USB Port Pin Signal Pin Signal 1 VCC_DUAL 3 Data0 2 Data0 4 GND Table B 15 Giga LAN 10 100 1000 Mbps RJ 45 port Pin Signal Pin Signal 1 MID0 5 MID2 2 MID0 6 MID2 3 MID1 7 MID3 4 MID1 8 MID3 ...

Page 86: ...anel Audio Connector FPAUD1 Pin Signal Pin Signal 1 ACZ_VCC 2 GND 3 ACZ_SYNC 4 ACZ_BITCLK 5 ACZ_SDOUT 6 ACZ_SDIN0 7 ACZ_SDIN1 8 ACZ_RST 9 ACZ_12V 10 GND 11 GND 12 N C Table B 17 8 pin Alarm Board Connector VOLT1 Pin Signal Pin Signal 1 5VSB 5 VCC 2 GND 6 VCC3 3 GND 7 12V 4 5V 8 12V 1 8 Table B 18 Case Open Connector JFP1 Pin Signal 6 CASEOP 8 GND 6 8 ...

Page 87: ...in connector Pin Signal Pin Signal 1 3VSB 2 GND 3 SPI_CS 4 SPI_CLK 5 SPI_MISO 6 SPI_MOSI 7 N A 8 NC Table B 21 System I O ports Addr range Hex Device 000 01F DMA controller 020 021 Interrupt controller 1 master 022 023 Chipset address 040 05F 8254 timer 060 06F 8042 keyboard controller 070 07F Real time clock non maskable interrupt NMI mask 080 09F DMA page register 0A0 0BF Interrupt controller 2 ...

Page 88: ...lable 4 Cascade for DMA controller 1 5 Available 6 Available 7 Available Table B 23 Interrupt assignments Priority Interrupt Interrupt source 1 NMI Parity error detected 2 IRQ0 Interval timer 3 IRQ1 Keyboard IRQ2 Interrupt from controller 2 cascade 4 IRQ8 Real time clock 5 IRQ9 Cascaded to INT 0A IRQ 2 6 IRQ10 Available Serial communication port 4 7 IRQ11 Available 8 IRQ12 PS 2 mouse 9 IRQ13 INT f...

Page 89: ...al Appendix B I O Pin Assignments B 23 1st MB Memory Map Table B 24 1st MB memory map Addr range Hex Device E0000h FFFFFh BIOS CC000h DFFFFh Unused C0000h CBFFFh VGA BIOS A0000h BFFFFh Video Memory 00000h 9FFFFh Base memory ...

Page 90: ...ASMB 781 User Manual 80 ...

Page 91: ...81 ASMB 781 User Manual Appendix B I O Pin Assignments ...

Page 92: ...ations are subject to change without notice No part of this publication may be reproduced in any form or by any means electronic photocopying recording or otherwise without prior written permis sion of the publisher All brand and product names are trademarks or registered trademarks of their respective companies Advantech Co Ltd 2012 ...

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