User Manual ASMB-781 LGA1155 Intel® Xeon® E3/ Core™ i3 ATX Server Board with 2 PCIe x16 Expansion Slots
Copyright The documentation and the software included with this product are copyrighted 2012 by Advantech Co., Ltd. All rights are reserved. Advantech Co., Ltd. reserves the right to make improvements in 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 Advantech Co., Ltd. Information provided in this manual is intended to be accurate and reliable.
A Message to the Customer Advantech Customer Services Each and every Advantech product is built to the most exacting specifications to ensure reliable performance in the harsh and demanding conditions typical of industrial environments. Whether your new Advantech equipment is destined for the laboratory or the factory floor, you can be assured that your product will provide the reliability and ease of operation for which the name Advantech has come to be known. Your satisfaction is our primary concern.
Declaration of Conformity FCC This device complies with the requirements in part 15 of the FCC rules: Operation is subject to the following two conditions: This device may not cause harmful interference This device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
Memory Compatibility Brand Transcend InnoDisk Transcend Apacer ADATA Size Speed 1GB 2GB 4GB 4GB 1GB 4GB 2GB 4GB 8GB 1333 MHz 1333 MHz 1333 MHz 1333 MHz 1333 MHz 1333 MHz 1333 MHz 1333 MHz 1333 MHz Vendor PN Advantech PN ECC NA NA NA NA 96D3-1G1333NN-TR 96D3-4G1333NN-TR 96D3-2G1333NN-AP 96D3-4G1333NN-AP N/A Yes Yes Yes Yes No No No No No ASMB-781 Ordering Information Part Number Chipset Memory LAN IPMI ASMB-781G2-00A1E C206 DDR3 ECC/Non-ECC 2 - ASMB-781G4-00A1E C206 DDR3 ECC/Non-ECC 4
Initial Inspection Before you begin installing your motherboard, please make sure that the following materials have been shipped: 1 ASMB-781 Startup Manual 1 Driver CD (user’s manual is included) 2 Serial ATA HDD data cables 2 Serial ATA HDD power cables 1 I/O port bracket 1 Warranty card If any of these items are missing or damaged, contact your distributor or sales representative immediately. We have carefully inspected the ASMB-781 mechanically and electrically before shipment.
Contents Chapter 1 Hardware Configuration......................1 1.1 1.2 1.3 1.9 1.10 1.11 1.12 1.13 Introduction ............................................................................................... 2 Features .................................................................................................... 2 Specifications ............................................................................................ 2 1.3.1 System ............................................................
2.12 2.13 2.14 2.15 2.16 2.17 2.18 2.19 2.20 2.21 2.22 Chapter 2.11.2 External Speaker (JFP1 pins 10, 12, 14, 16).............................. 20 2.11.3 HDD LED Connector (JFP1 pins 5 & 7)...................................... 20 2.11.4 ATX Soft Power Switch (JFP1 pins 1 & 3).................................. 21 2.11.5 Reset Connector (JFP1 pins 2 & 4) ............................................ 21 8-pin Alarm Board Connector (VOLT1)...................................................
Figure 3.20LAN configuration screen ......................................... 48 USB Configuration ...................................................................... 49 Figure 3.21USB Configuration.................................................... 49 Boot......................................................................................................... 50 Figure 3.22Boot .......................................................................... 50 Security .......................................
B.14 B.15 B.16 B.17 B.18 B.19 B.20 B.21 B.22 B.23 ASMB-781 User Manual USB/LAN ports (LAN1_USB12 and LAN2_USB34) ............................... 75 Table B.14:USB Port .................................................................. 75 Table B.15:Giga LAN 10/100/1000 Mbps RJ-45 port ................ 75 Front Panel Audio Connector (FPAUD1) ................................................ 76 Table B.16:Front Panel Audio Connector (FPAUD1) ................. 76 8-pin Alarm Board Connector (VOLT1)..........
Chapter 1 Hardware Configuration 1
1.1 Introduction The ASMB-781 motherboard is the most advanced Intel® C206 board for industrial server grade applications that require high-performance computing. The motherboard supports 2nd generation Intel® Xeon® E3/ CoreTM i3 and DDR3 1066/1333 MHz memory up to 32 GB. ASMB-781 provides an ASPEED AST-1300/2300 onboard graphic controller, with 64MB onboard graphics VRAM.
RAM: Up to 32 GB in four 240-pin DIMM sockets. Supports dual-channel DDR3 ECC/Non-ECC 1066/1333 SDRAM. Note! A 32-bit OS may not fully detect 4 GB of RAM when 4 GB is installed. PCIe slot: 2 PCIe x16 expansion slot, 1 PCIe x4 expansion slot, and 1 PCIe x1 expansion slot PCI Bus: 3 PCI slots, 32-bit, 33 MHz PCI 2.2 compliant Enhanced parallel port: Configured to LPT1 or disabled. Standard DB-25 female connector cable is a optional accessory. LPT1 supports EPP/SPP/ECP.
Board size: 304.8 x 228.6 mm (12" x 9.6") Board weight: 0.5 kg (1.68 lb) 1.4 Jumpers and Connectors Connectors on the ASMB-781 motherboard link it to external devices such as hard disk drives and a keyboard. In addition, the board has a number of jumpers that are used to configure your system for your application. The tables below list the function of each of the jumpers and connectors. Later sections in this chapter give instructions on setting jumpers.
Chapter 1 Table 1.
1.5 Board Layout: Jumper and Connector Locations Figure 1.1 Jumper and Connector Locations Figure 1.
X8 CPU Sandy Bridge LGA1155 X8 PCIe x16 Gen 2.0 PCIE X16 SLOT-4 X8 switch X8 PCIe x8Gen 2.0 Gen 2.0 PCI 1,2,5 Gen 2.0 33MHz PCI Intel 82580D B GbE PHY Dual RJ45 PCIe x1 Lane4 Intel82579LM GbE PHY RJ45 PCIe x1 Lane-5 Intel 82574L Cougar Point Platform Cntroller Hub PCH FCBGA-942 C206 RJ45 RMII USB 2.0 600MB/s SPI BIOS 64M-bit 13 USB port (4*rear; 6*onboard ; 2*type-A) (1*AST2300) SATA 1 ~ 2 S/W RAID 0, 1, 10,5 300MB/s PCIE bus LPC Conn.
Caution! There is a danger of a new battery exploding if it is incorrectly installed. Do not attempt to recharge, force open, or heat the battery. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer’s instructions. 1.8 Jumper Settings This section provides instructions on how to configure your motherboard by setting the jumpers. It also includes the motherboard default settings and your options for each jumper. 1.
Chapter 1 Table 1.4: JME1 Function Jumper Setting *Lock ME update 1-2 closed (add jumper diagram) ME update 2-3 closed (add jumper diagram) 1.8.3 Watchdog timer output (JWDT1) Table 1.5: Watchdog timer output (JWDT1) Function Jumper Setting 1 *Reset 2 3 1-2 closed 1 NC 2 3 2-3 closed * default setting Note! The interrupt output of the watchdog timer is a low level signal. It will be held low until the watchdog timer is reset.
CPU,SYSTEM fan PWM/DC mode selection(CPUFAN_SEL1, SYSFAN_SEL1) The ASMB-781 contains a jumper that can support PWM or DC mode, Normally this jumper should be set with pin 1-2 closed. If you want to change to DC mode, set CPUFAN_SEL1, SYSFAN_SEL1 to 2-3 closed for disable. 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.
ADATA 2GB 4GB 8GB 1333 MHz 1333 MHz 1333 MHz 96D3-2G1333NN-AP 96D3-4G1333NN-AP N/A No No No 1.10 Memory Installation Procedures 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.
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Chapter 2 Connecting Peripherals 2
2.1 Introduction You can access most of the connectors from the top of the board as it is being installed in the chassis. If you have a number of cards installed, you may need to partially remove a card to make all the connections. 2.2 Parallel Port (LPT1) 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.
LAN2_USB34 LAN1_USB12 USB 11 USB56 USB78 USB910 USB1112 USB 12 USB 910 USB 56 USB78 LAN 1/2 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 Green flash (right) LAN 3/4 LED Indicator LAN Mode LAN Indicator 1 Gbps Link on LED1 Green on (Right) 100 Mbps Link on LED1 Orange on (Right) 10 Mbps Link on LED1 N/A (Right) Active LED2 Green flash (left) 15 ASMB-781 User Manual Con
2.4 USB Power Switch JUSB_1 Jumper USB Ports JUSB_1 USB port 1~4 and KBMS JUSB_2 USB port 5~12 JUSB_2 ASMB-781 allows user to set USB and KBMS power between +5VSB and +5V. When the jumper is set as Normal, the board doesn't support waked from S3 via keyboard or mouse. Note! When USB power is switched to Normal, it can't be connected with powered KVM.
Chapter 2 2.5 VGA Connector (VGA1) VGA1 1 6 15 11 The ASMB-781 includes a VGA interface that can drive conventional CRT displays. Pin assignments of VGA1 are detailed in Appendix B. 2.6 Serial Ports (COM1, COM2) VGA1_COM1 COM2 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 network. The IRQ and address ranges for those ports are fixed.
BIOS setup. Different devices implement the RS-232 standards in different ways. If you are having problems with a serial device, please be sure to check the pin assignments for the connector. 2.7 PS/2 Keyboard and Mouse Connector (KBMS1) JCOMS1 Two 6-pin mini-DIN connectors (KBMS1) on the rear panel of the motherboard provide PS/2 keyboard and mouse connections. 2.8 External Keyboard & Mouse (KBMS2) KBMS2 There is also an extra onboard external keyboard and mouse connector on the motherboard.
Chapter 2 2.9 CPU Fan Connector (CPUFAN1) If 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) SYSFAN4 SYSFAN3 SYSFAN2 SYSFAN1 SYSFAN2 SYSFAN3 SYSFAN4 SYSFAN1 If a fan is used, this connector supports cooling fans that draw up to 500 mA (6 W).
2.11 Front Panel Connectors (JFP1) There are several external switches and LEDs to monitor and control the ASMB-781. JFP1 2.11.1 Power LED (JFP1) JFP1 pin9 and pin13 are for the power LED. Refer to Appendix B for detailed information on the pin assignments. If a PS/2 or ATX power supply is used, the system’s power LED status will be as indicated as follows. Table 2.
7 2.11.4 ATX Soft Power Switch (JFP1 pins 1 & 3) 2.11.5 Reset Connector (JFP1 pins 2 & 4) Many computer cases offer the convenience of a reset button. 2 4 2.12 8-pin Alarm Board Connector (VOLT1) 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 malfunctions.
2.13 Case Open Connector (JFP1 pin 6 & 8) JFP1 JFP1 pin 6 & 8 are for chassis with a case open sensor. The warning message will show in post screen. 2.14 Front Panel LAN Indicator Connector (LANLED1 and LANLED2) Table 2.
Chapter 2 2.15 Serial ATA Interface (SATA1, SATA2, SATA3, SATA4, SATA5 & SATA6) SATA4 SATA2 SATA1 SATA3 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).
Note! 1. 2. ASMB-781 on board SATA only supports Fedora 14 and 15 and SATA mode in BIOS should be set as AHCI mode. 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. 2.16 PCI Slots (PCI 1, 2, 5) PCI1 PCI2 PCI5 The ASMB-781 provides three 32-bit / 33 MHz PCI slots. 2.
Chapter 2 2.18 PCIEX4_1 PCIE3 Connecting Peripherals 2.
2.20 Auxiliary 8-pin power connector (ATX8P_P1) For a fully configured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Specification 2.0 (or later version). Do not forget to connect the 8-pin EATX12 V power plug; otherwise, the system will not boot. ATX8P_P1 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.
Chapter 2 2.22 Low Pin Count Connector (LPC1) Table 2.
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Chapter 3 BIOS Operation 3
3.1 Introduction AMIBIOS has been integrated into myriad motherboards for decades. In the past, people often referred to the AMIBIOS setup menu as BIOS, BIOS setup or CMOS setup. With the AMIBIOS Setup program, you can modify BIOS settings and control the special features of your computer. The Setup program uses a number of menus for making changes and turning the special features on or off. This chapter describes the basic navigation of the ASMB-781 setup screens. Figure 3.
Press at bootup to enter AMI BIOS CMOS Setup Utility, the Main Menu will appear on the screen. Use arrow keys to select among the items and press to accept or enter the sub-menu. Chapter 3 3.2.1 Main Menu BIOS Operation Figure 3.2 Main setup screen The Main BIOS setup screen has two main frames. The left frame displays all the options that can be configured. Grayed-out options cannot be configured; options in blue can be. The right frame displays the key legend.
3.3 Advanced BIOS Features Setup Select the Advanced tab from the ASMB-781 setup screen to enter the Advanced BIOS setup screen. You can select any of the items in 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 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.
Chapter 3 3.4 PCI Subsystem Settings BIOS Operation Figure 3.4 PCI subsystem settings 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.
3.4.1 ACPI Settings Figure 3.5 ACPI Settings Enable ACPI Auto Configuration "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.
Chapter 3 3.4.2 Trusted Computing BIOS Operation Figure 3.6 TPM Settings TPM Support “Enable” or “disable” TPM Support. You can purchase Advantech LPC TPM module to enable TPM function.
3.4.3 CPU Configuration Figure 3.7 CPU Configuration Hyper-threading This item allows you to enable or disable Intel Hyper Threading technology. Active Processor Core Use this to select how many processor cores you want to activate when you are using a dual or quad core processor. Limit CPUID Maximum Setting this item to [Enable] allows legacy operating systems to boot even without support for CPUs with extended CPUID functions. Execute Disable Bit This item specifies the Execute Disable Bit Feature.
3.4.4 SATA Configuration Chapter 3 system. It does this by creating virtual machines, each running its own x86 operating system. Power Technology Default is “Energy Efficient”. User can set “EIST”, "P-STATE”, “C3”,”C6” and “Package C State Limit” under “Custom Mode”. BIOS Operation Figure 3.8 SATA Configuration 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].
3.4.5 Intel TXT(LT) Configuration 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.
Chapter 3 3.4.6 USB Configuration BIOS Operation Figure 3.10 USB Configuration Legacy USB Support This is for supporting USB device under a legacy OS such as DOS. When choosing "AUTO", the system will automatically detect if any USB device is plugged into the computer and enable USB legacy mode when a USB device is plugged and disable USB legacy mode when no USB device is plugged. EHCI Hand-off This enables or disables supporting an OS without EHCI hand-off feature.
3.4.7 NCT6776 Super IO Configuration Figure 3.11 Super IO Configuration Figure 3.
Chapter 3 BIOS Operation Figure 3.13 Serial Port 2 Configuration Figure 3.
Serial Port 1 Configuration Serial Port “Enable” or “disable” Serial Port 1. Change Settings Select optimal settings for serial port 1. Serial Port 2 Configuration Serial Port “Enable” or “disable” Serial 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.
Figure 3.16 Serial Port Console Redirection Console Redirection To “Enable or disable" console redirectoin feature 43 ASMB-781 User Manual BIOS Operation 3.4.9 Serial Port Console Redirection Chapter 3 Case Open Warning Enable/Disable the Chassis Intrusion monitoring function. When enabled and the case is opened, the warning message will show in post screen. CPU Warning Temperature Use this to set the CPU warning temperature threshold.
Terminal Type Select a terminal type to be used for console redirection. Options available: VT100/VT100+/ANSI /VT-UTF8. Bits per second Select the baud rate for console redirection. Options available: 9600/19200/57600/115200. Parity A parity bit can be sent with the data bits to detect some transmission errors. Even: parity bi is 0 if the num of 1's in the data bits is even. Odd: parity bit is0if num of 1's the data bits is odd. Mark: parity bit is always 1. Space: Parity bit is always 0.
45 ASMB-781 User Manual BIOS Operation 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 "115200" is the default setting.
3.5 Chipset Figure 3.17 Chipset 3.5.1 North Bridge Figure 3.
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 “Disable” Deep S5 feature. When deep S5 is enable, most power including 5VSB will be off during deep S5 for energy saving. 47 ASMB-781 User Manual BIOS Operation 3.5.
Azalia HD Audio Enables or disables the HD Audio controller. High Precision Timer Enables or disables High Precision Event Timer (HPET) 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.
Chapter 3 3.6.1 USB Configuration BIOS Operation 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.
3.7 Boot Figure 3.22 Boot Setup Prompt Timeout Use the <+> and <-> keys to adjust the number of seconds to wait for setup activation key. Bootup NumLock State “On” or “Off” power-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.
Chapter 3 3.8 Security BIOS Operation 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 .
3.9 Save & Exit Figure 3.24 Save & Exit Save changes and exit When you have completed system configuration, select this option to save your changes, exit BIOS setup and reboot the computer so the new system configuration parameters can take effect. 1. Select Exit Saving Changes from the Exit menu and press . The following message appears: Save Configuration Changes and Exit Now? [Yes] [No] 2. Select Yes or No.
Chapter 4 Chipset Software Installation Utility 4
4.1 Before you begin To facilitate the installation of the enhanced display drivers and utility software, read the instructions in this chapter carefully. The drivers for the ASMB-781 are located on the software installation CD. Note! The files on the software installation CD are compressed. Do not attempt to install the drivers by copying the files manually. You must use the supplied SETUP program to install the drivers.
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. Chipset Software Installation Utility 1. Chapter 4 4.
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Chapter 5 VGA Setup 5
5.1 Introduction The 2nd Gen Intel® Core™i processors are embedded with integrated graphics controller. You need to install the VGA driver to enable this function, which includes the following features: Optimized integrated graphic solution: With Intel® Graphics Flexible Display Interface, it supports versatile display options and 32-bit 3D graphics engine.
Chapter 6 6 LAN Configuration
6.1 Introduction The ASMB-781 has four Gigabit Ethernet LANs via dedicated PCI Express x1 lanes (GbE LAN1: Intel 82579LM; GbE LAN2: Intel 82574L; GbE LAN3/4: Intel 82580DB (Optional)) that offer bandwidth of up to 500 MB/sec, eliminating the bottleneck of network data flow and incorporating Gigabit Ethernet at 1000 Mbps. 6.
Appendix A A Programming the Watchdog Timer
The ASMB-781’s watchdog timer can be used to monitor system software operation and take corrective action if the software fails to function within the programmed period. This section describes the operation of the watchdog timer and how to program it. A.1 Watchdog timer overview The watchdog timer is built in to the super I/O controller NCT6776F.
Appendix A Programming the Watchdog Timer Unlock NCT6776F Select register of watchdog timer Enable the function of the watchdog timer Use the function of the watchdog timer Lock NCT6776F 63 ASMB-781 User Manual
Table A.1: Watchdog timer registers Address of Read/ register (2E) Write Value (2F) & description 87 (hex) - Write this address to I/O address port 2E (hex) twice to unlock the NCT6776F 07 (hex) write Write 08 (hex) to select register of watchdog timer. 30 (hex) write Write 01 (hex) to enable the function of the watchdog timer. Disabled is set as default. write Set seconds or minutes as units for the timer. Write 0 to bit 3: set seconds as counting unit. [default].
65 ASMB-781 User Manual Appendix A Programming the Watchdog Timer Dec dx ; Set second as counting unit Mov al,0f5h Out dx,al Inc dx In al,dx And al,not 08h Out dx,al ;----------------------------------------------------------Dec dx ; Set timeout interval as 10 seconds and start counting Mov al,0f6h Out dx,al Inc dx Mov 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 i
Out dx,al ;----------------------------------------------------------Dec dx ; Set timeout interval as 5 minutes and start counting Mov al,0f6h Out dx,al Inc dx Mov al,5; 5 minutes Out dx,al ;----------------------------------------------------------Dec dx ; lock NCT6776F Mov al,0aah Out dx,al Enable watchdog timer to be reset by mouse ;----------------------------------------------------------Mov dx,2eh ; unlock NCT6776F Mov al,87h Out dx,al Out dx,al ;-------------------------------------------------------
67 ASMB-781 User Manual Appendix A Programming the Watchdog Timer ;----------------------------------------------------------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 Mov al,01h Out dx,al ;-----------------------
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 ASMB-781 User Manual 68
Appendix B B I/O Pin Assignments
B.1 Parallel Port (LPT1) 25 23 3 1 24 2 Table B.1: Parallel Port (LPT1) Pin Signal Pin Signal 1 STROBE* 14 GND* 2 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 B.2 USB Header (USB56, USB78, USB910) 2 10 1 USB78 USB56 USB910 Table B.
5 1 10 6 15 11 Table B.3: VGA Connector (VGA) 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 B.4 RS-232 Interface (COM12) 2 1 9 COM2 COM1 Table B.
B.5 PS/2 Keyboard and Mouse Connector (KBMS1) 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 B.6 External Keyboard Connector (KBMS2) Table B.
Table B.7: Fan Power Connector (SYSFAN1/SYSFAN2) Pin Signal 1 GND 2 +12 V 3 DETECT 4 PWM B.8 Power LED (JFP1) Table B.8: Power LED (JFP1) Pin Function 9 LED power (3.3 V) 11 NC 13 Ground B.9 External Speaker Connector (JFP1) Table B.9: External Speaker Connector (JFP1) Pin Function 10 SPK_VCC 12 SPK_OBS 14 SPK_BUZ 16 SPK_OUT 73 ASMB-781 User Manual Appendix B I/O Pin Assignments B.
B.10 Reset Connector (JFP1) 2 4 Table B.10: Reset Connector (JFP1) Pin Signal 2 RESET 4 GND B.11 HDD LED Connector (JFP1) 5 7 Table B.11: HDD LED Connector (JFP1) Pin Signal 5 HDD_LED+ 7 HDD_LED- B.12 ATX Soft Power Switch (JFP1) 1 3 Table B.12: ATX Soft Power Switch (JFP1) Pin Signal 1 PWR-BTN 3 GND B.13 Front panel SMBus connector (FP_SMB1) Table B.
2 SMB_FP_ALERT 3 SMB_FP_DATA 4 SMB_FP_CLK 5 NC 6 +3.3 V B.14 USB/LAN ports (LAN1_USB12 and LAN2_USB34) 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+ 75 ASMB-781 User Manual Appendix B I/O Pin Assignments Table B.
B.15 Front Panel Audio Connector (FPAUD1) Table B.16: Front Panel 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 B.16 8-pin Alarm Board Connector (VOLT1) 1 8 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 B.17 Case Open Connector (JFP1) 6 8 Table B.
Table B.19: LAN LED Connector (LAN_LED1/2) Pin Signal Pin Signal 1 LAN1/3_LED0_ACT 2 LAN2/4_LED1_ACT 3 VCC3_LAN1LED 4 VCC3_LAN2LED 5 LAN1/3_LED1_1000M 6 LAN2/4_LED2_1000 7 LAN1/3_LED2_100M 8 LAN2/4_LED0_100 9 VCC3 10 N/C B.19 SPI_CN1: SPI flash card pin connector Table B.20: SPI_CN1:SPI fresh card pin 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 B.20 System I/O Ports Table B.21: System I/O ports Addr.
Table B.21: System I/O ports 380-38F SDLC, bisynchronous 2 3A0-3AF Bisynchronous 1 3B0-3BF Monochrome display and printer adapter (LPT1) 3C0-3CF Reserved 3D0-3DF Color/graphics monitor adapter 3F0-3F7 Diskette controller 3F8-3FF Serial port 1 B.21 DMA Channel Assignments Table B.22: DMA channel assignments Channel Function 0 Available 1 Available 2 Available 3 Available 4 Cascade for DMA controller 1 5 Available 6 Available 7 Available B.22 Interrupt Assignments Table B.
Appendix B I/O Pin Assignments B.23 1st MB Memory Map Table B.24: 1st MB memory map Addr.
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Appendix B I/O Pin Assignments ASMB-781 User Manual 81
www.advantech.com Please verify specifications before quoting. This guide is intended for reference purposes only. All product specifications 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 permission of the publisher. All brand and product names are trademarks or registered trademarks of their respective companies. © Advantech Co., Ltd.
