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FabiaTech FB2631 User Manual

3’5 cpu board low power series
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FabiaTech Corporation
IPC Solution
Website:
http://www.fabiatech.com
Email:
support@fabiatech.com
PCI/104
3'5 CPU Board
Low Power Series
FB2631
User's Manual
JAN 2009
Version: 1.1
Part Number: FB2631
i

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Summary of Contents for FabiaTech FB2631

  • Page 1 FabiaTech Corporation IPC Solution Website: http://www.fabiatech.com Email: support@fabiatech.com PCI/104 3’5 CPU Board Low Power Series FB2631 User’s Manual JAN 2009 Version: 1.1 Part Number: FB2631...
  • Page 2 FabiaTech shall not be reliable for technical or editorial errors or omissions, which may occur in this document. FabiaTech shall not be reliable for any indirect, special, incidental or consequential damages resulting from the furnishing, performance, or use of this document.
  • Page 3: Table Of Contents

    Table of Contents FB2631 User’s Manual ......................i Chapter 1 Introducing the FB2631 System................1 Overview..........................1 Layout............................2 Specifications..........................3 Packing List ..........................4 Chapter 2 Hardware Installation ....................5 Before Installation ........................5 Hardware Features.........................6 CN5, CN6: RJ45 LAN Connector with LED indicators ........7  ...
  • Page 4 CN2, J1/J5: LCD Connector & Power Connector ........23   Chapter 4 BIOS Setup ....................... 25 Overview..........................25 BIOS Functions ....................26   Keyboard Convention ....................27 Main Setup ..........................28 Advanced Setup........................29 CPU Configuration....................29   IDE Configuration....................30   SuperIO Chipset - Configuration WIN627 Super IO Chipset .......33  ...
  • Page 5 Watchdog Timer........................60 Watchdog Timer Setting ..................61   Watchdog Timer Enabled ................62   Watchdog Timer Trigger ..................62   Watchdog Timer Disabled................63   Programming RS-485......................64 Chapter 6 Technical Reference ....................69 Trouble Shooting for Post Beep and Error Messages............69 POST BEEP ......................69  ...
  • Page 7: Chapter 1 Introducing The Fb2631 System

    Chapter 1 Introducing the FB2631 System Overview The FB2631 is a VIA Eden (V4) ™ Low power processor, all in one, 3’5 embedded CPU board. This user’s manual provides information on the physical features, installation, and BIOS setup of the FB2631.
  • Page 8: Layout

    FabiaTech Corporation Layout JP10 SATA2 SATA1 CN15 D7 D21 BAT1 CN10 CN13 CN14 COM1...
  • Page 9: Specifications

    FabiaTech Corporation Specifications VIA Eden (V4) 1GHz and 128KB or above L2 cache inside the CPUs. Supporting One 200 pin So-DIMM socket for up to 1GB DDR2-400/533 RAM. Two Realtek 8110SC chipset 10M/100/1000M Ethernet with RJ-45 ports. CX700M supports CRT /LVDS/TV interface use UMA VRAM up to 128MB.
  • Page 10: Packing List

    Verify the accessories in the package according to the packing list and see if there is anything missing or incorrect package is included. • If the cable(s) you use to install the FB2631 is not supplied from us, please make sure the specification of the cable(s) is compatible with the FB2631 system.
  • Page 11: Chapter 2 Hardware Installation

    FabiaTech Corporation Chapter 2 Hardware Installation This chapter introduces the system connectors & jumper settings, and guides you to apply them for field application. Before Installation Before you install the system, make sure you follow the following descriptions. 1. Before removing the board from its anti-static bag, wear an anti-static strap to prevent the generation of Electricity Static Discharge (ESD).
  • Page 12: Hardware Features

    FabiaTech Corporation Hardware Features The following list is for the setup of the connectors and jumpers of the FB2631. Item Description DDR2 So-DIMM Socket (200-pin) LCD Connector with LVDS signals (DF13-40-pin) CN5, CN6 LAN#1,LAN#2 -LAN connector (RJ45) IDE 2 hard disk connector (IDC- 44-pin 2.0mm)
  • Page 13: Cn5, Cn6: Rj45 Lan Connector With Led Indicators

    FabiaTech Corporation CN5, CN6: RJ45 LAN Connector with LED indicators The RJ45 connector with 2 LED’s for LAN. The left side LED (orange) indicates data which is being accessed and the right side LED (green) indicates on-line status. (On indicates on-line and off indicates off-line). The following lists the RJ45 pin...
  • Page 14: J7: Keyboard/Mouse Connector

    FabiaTech Corporation J7: Keyboard/Mouse Connector J7 is a 6-pin 2.0mm JST connector, use the included KB/MS adapter cables you can attach standard PS/2 type keyboard and mouse. JP10 SATA2 SATA1 CN15 D7 D21 BAT1 Signal Mouse Data CN10 Keyboard Data...
  • Page 15: J2: Audio Connector

    The CN4, CN6, and CN5 connectors on FB4706x are 2-way Line-In, mono Microphone input, and 2-way Lineout respectively. You can connect J1, CN2 cable from FB2631 J2 and J4. The following figure shows these Audio connectors on FB4706x board: Line-In...
  • Page 16: Cn13, Cn14: Usb Connector

    FabiaTech Corporation CN13, CN14: USB Connector The FB2631 supports a four port USB connector. Any USB device can be attached to USB ports with plug-and-play supported. The CN13 and CN14 port is USB # 1/2 and the J4 is USB # 3/4 is J4 use the USB adapter cable or FB4706X board, you can attach up to 4 USB devices.
  • Page 17: Jp9: Clear Cmos Data

    FabiaTech Corporation CN10: Serial Port 2 The CN10 is 10-pin 2.0mm IDC connectors. The included serial port adapter cables are used to transfer 10-pin 2.0mm IDC into standard DB-9 connector, the following tables show the signal connections of connector. The Serial port 2 is designed for multiple proposes.
  • Page 18: Cn7: Ide Hard Disk Connectors

    FabiaTech Corporation CN7: IDE hard Disk Connectors CN7 is 44-pin 2.0mm IDC connectors. Use the included hard disk cables to attach up to two 2.5” hard disk drives. JP10 SATA2 SATA1 CN15 CN7 – Hard disk connector D7 D21 BAT1...
  • Page 19: Sata1/Sata2: Serial Ata Hard Disk Connector

    FabiaTech Corporation SATA1/SATA2: Serial ATA hard Disk Connector This connector is for SATA hard disk Use the SATA cables to attach up to two SATA hard disk drives. JP10 SATA2 SATA1 CN15 SATA – Serial ATA connector D7 D21 BAT1...
  • Page 20: Cn9: Pci/104 Bus Connectors

    FabiaTech Corporation CN9: PCI/104 Bus Connectors JP10 SATA2 SATA1 CN15 D7 D21 BAT1 CN10 CN13 CN14 COM1 CN9 – PCI BUS D/C/B/A PCI/104 A, B & C, D Pin Signal Signal Signal Signal + 5V VI/O* + 5V CBE0# AD11...
  • Page 21: Cn1: So-Dimm Socket

    FabiaTech Corporation CN1: So-DIMM Socket The CN1- DIMM socket on the solder side accepts 128MB to 1GB of DDR2 400/533 RAM modules CN8 & JP4: Compact Flash Socket and Master/Slave Select The Compact Flash socket CN8 (on the solder side) is optional and supports 3.3V Compact Flash and Micro Drives.
  • Page 22: Cn15: Mini-Atx Power Connector (10-Pin 2.54Mm Atx Connector)

    FabiaTech Corporation CN15: Mini-ATX Power Connector (10-pin 2.54mm ATX Connector) The connector connecting Mini-ATX power supply, you can connect CN15 to ATX power supply, and connect J3 to a push button switch as soft power switch. CN15 JP10 SATA2 SATA1...
  • Page 23 FabiaTech Corporation J3: PWE-SW (ATX-Power Only) The J3 is a 2 pin connecting to PWE-SW; It’s Pushing the PWE-SW button once will switch the CPU board to on and off. It’s depending on system BIOS (Power Management Setup) or OS setting. Pushing the power button while in the on mode for more than 4 seconds will turn the system off.
  • Page 24: Bz1 & Led Indicators: Onboard Buzzer & Power/Pata/Sata Led's

    FabiaTech Corporation BZ1 & LED Indicators: Onboard Buzzer & Power/PATA/SATA LED’s The Power, PATA and SATA HDD LED’s have two distinctive statuses: Off for inactive operation and blinking light for activity. The D21 for SATA and HDD and D7 is for power status LED’s.
  • Page 25: Chapter 3 Installing Crt/ Lcd/Video Display

    FabiaTech Corporation Chapter 3 Installing CRT/ LCD/VIDEO Display This chapter describes the configuration and installation procedure of LCD, CRT and TV-Out displays. Both CRT and LCD displays or TV-Out and LCD may be used at the same time. However, each type of LCD requires different BIOS setting. This section describes the configuration and installation procedure using display.
  • Page 26: Crt Display

    FabiaTech Corporation CRT DISPLAY The FB2631 supports a CRT colored monitor. It can be connected to create a compact video solution for the industrial environment. 64MB simulated VRAM allows a maximum CRT resolution of 1920X1200 with 24 bpp. The following table...
  • Page 27: Tv-Out Display

    FabiaTech Corporation TV-Out DISPLAY The board supports a TV-Out. It can be connected to TV Monitor. TV- Display JP5: TV-Out Mode The JP5 pin 5, 6 is select TV-out mode + LCD simultaneously. If you system is connect the TV-Out and LCD, You need set the jumper to 5, 6 close.
  • Page 28: Lcd Display

    FabiaTech Corporation LCD DISPLAY The board can support 24bit LVDS LCD and 48-bit dual channel LVDS LCD, Using the BIOS setting for different types of LCD pane, then set your system properly and configures BOS setting for the right type of LCD panel you are using.
  • Page 29: Cn2, J1/J5: Lcd Connector & Power Connector

    JP10 to 1-3, 2-4 the VDD1and VDD2 pin power source is 3.3V. T JP10 +3.3V Factory Present NOTE: Be careful with the pin orientation when installing LCD connector and the cable. If any trouble occurs when connecting FB2631 with LCD panels, you could contact technical support division of FabiaTech Corporation.
  • Page 30 FabiaTech Corporation...
  • Page 31: Chapter 4 Bios Setup

    FabiaTech Corporation Chapter 4 BIOS Setup This chapter describes the BIOS setup. Overview BIOS are a program located on a Flash memory chip on a circuit board. It is used to initialize and set up the I/O peripherals and interface cards of the system, which includes time, date, hard disk drive, the ISA bus and connected devices such as the video display, diskette drive, and the keyboard.
  • Page 32: Bios Functions

    FabiaTech Corporation BIOS Functions On the menu, you can perform the following functions 1. Main 2. Advanced CPU Configuration IDE Configuration SuperIO Configuration Hardware Health Configuration ACPI Configuration APM Configuration USB Configuration 3. PCIPnP 4. Boot Boot Settings Configuration Boot Device Priority...
  • Page 33: Keyboard Convention

    FabiaTech Corporation 6. Chipset NorthBridge VIA CX700 Configuration SouthBridge VIA CX700 Configuration 7. Exit Save Changes and Exit: Exit system setup after saving the changes.F10 key can be used for this operation. Discard Changes and Exit: Exit system setup without saving any changes.
  • Page 34: Main Setup

    FabiaTech Corporation Main Setup This section describes basic system hardware configuration, system clock setup and BIOS version information. If the CPU board is already installed in a working system, you will not need to select this option anymore. System Memory This option is display-only which is determined by POST (Power On Self Test) of the BIOS.
  • Page 35: Advanced Setup

    FabiaTech Corporation Advanced Setup Select the Advanced tab from the 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 SuperIO Configuration, to go to the sub menu for that item. You can display an Advanced BIOS Setup option by highlighting it using the <Arrow>...
  • Page 36: Ide Configuration

    FabiaTech Corporation IDE Configuration You can use this screen to select options for the IDE Configuration Settings. Use the up and down <Arrow> keys to select an item. Use the <Plus> and <Minus> keys to change the value of the selected option. A description of the selected item appears on the right side of the screen.
  • Page 37 FabiaTech Corporation jumpers, please refer to the hard disk’s installation descriptions and the hard disk jumper settings. You can select <AUTO> under the <TYPE> and <MODE> fields. This will enable auto detection of your IDE drives during boot up. This will allow you to change your hard drives (with the power off) and then power on without having to reconfigure your hard drive type.
  • Page 38 FabiaTech Corporation IDE Detect Time Out (Sec.) Set this option to stop the AMIBIOS from searching for IDE devices within the specified number of seconds. Basically, this allows you to fine-tune the settings to allow for faster boot times. Adjust this setting until a suitable timing that can detect all IDE disk drives attached is found.
  • Page 39: Superio Chipset - Configuration Win627 Super Io Chipset

    FabiaTech Corporation SuperIO Chipset - Configuration WIN627 Super IO Chipset This section describes the function of Super I/O settings. Serial Port 1 Address These fields select the I/O port address for each Serial port. Available Options: Disabled, 3F8H/IRQ4, 3E8H/IRQ4, 2F8H/IRQ4 and 2E8H/IRQ3.
  • Page 40: Hardware Health Configuration

    FabiaTech Corporation Hardware Health Configuration On the Hardware Monitor Setup screen, you can monitor the system temperature, CPU voltage, and CPU fan speed…...
  • Page 41: Advanced Acpi Settings

    FabiaTech Corporation Advanced ACPI Settings ACPI Aware O/S This filed specifies allow you set this value to utilize the ACPI (Advanced Configuration and Power Interface) specification. Available Options: Yes, and No Default setting: Yes General ACPI Configuration Suspend Mode This filed specifies allow you select the ACPI states used for system suspend.
  • Page 42: Apm Configuration

    FabiaTech Corporation AMI OEMB Table Set this value to allow the ACPI BIOS to add a pointer to an OEMB table in the Root System Description Table (RSDT) table. Available Options: Enable, and Disable Default setting: Enable Chipset ACPI Configuration APIC ACPI SCI IRQ Allows you to enable or disable the internal I/O APIC and Multiprocessor Tables.
  • Page 43 FabiaTech Corporation Power Manager /APM Select Enabled to activate the chipset Power Management and APM (Advanced Power Management) features. Available Options: Disable and Enable Default setting: Enable Power Button Mode This option specifies how the externally mounted power button on the front of the computer chassis is used.
  • Page 44 FabiaTech Corporation Standby Time Out This field specifies the length of a period of system inactivity (like hard disk or video) while in full power on state. When this length of time expires, the system enters Standby power state. Available Options: Disabled, 1 Minute, 2 Minute, 4 Minute, and 8 Minute, up to 60 Minute.
  • Page 45 FabiaTech Corporation Hard Disk Power Down Mode This field specifies the power conserving state that the hard disk drive enters after the specified period of hard drive inactivity has expired. Available Options: Disabled, Standby, Suspend Default setting: Disabled Resume On RTC Alarm This field specifies the RTC alarm to be turned off by extra software.
  • Page 46: Usb Configuration

    FabiaTech Corporation USB Configuration You can use this screen to select options for the USB Configuration. USB 1.1 Ports Configuration Set this value to allow the system to enable or disable the onboard USB ports. The Optimal and Fail-Safe default setting is 4 USB Ports.
  • Page 47 FabiaTech Corporation Legacy USB Support Legacy USB Support refers to the USB mouse and USB keyboard support. Normally if this option is not enabled, any attached USB mouse or USB keyboard will not become available until a USB compatible operating system is fully booted with all USB drivers loaded.
  • Page 48: Pcipnp Setup

    FabiaTech Corporation PCIPnP Setup Select the PCI/PnP tab from the setup screen to enter the Plug and Play BIOS Setup screen. You can display a Plug and Play BIOS Setup option by highlighting it using the <Arrow> keys. All Plug and Play BIOS Setup options are described in this section. The Plug and Play BIOS Setup screen is shown below.
  • Page 49 FabiaTech Corporation PCI Latency Timer This field specifies the latency timings (in PCI clock) PCI devices installed in the PCI expansion bus. Available Options: 32, 64, 96, 128, 160,192, 224, and 248 Default setting: 64 Palette Snoop When Enabled is selected, multiple VGA devices operating on different buses can handle data from the CPU on each set of palette registers on every video device.
  • Page 50 FabiaTech Corporation DMA Channel 0 – 7 When I/O resources are controlled manually, you can assign each system DMA as one of the following types, based on the type of device using the interrupt: Available: Specified IRQ is available to the used by PCI/PnP devices.
  • Page 51: Boot Setup

    FabiaTech Corporation Boot Setup Select the Boot tab from the setup screen to enter the Boot BIOS Setup screen. You can select any of the items in the left frame of the screen, such as Boot Device Priority, to go to the sub menu for that item. You can display a Boot BIOS Setup option by highlighting it using the <Arrow>...
  • Page 52: Boot Setting Configuration

    FabiaTech Corporation Boot Setting Configuration Quick Boot This field is used to activate the quick boot function of the system. When set to Enabled, 1. BIOS will not wait for up to 40 seconds if a Ready signal is not received from the IDE drive, and will not configure its drive.
  • Page 53 FabiaTech Corporation Available options: On, Off Default setting: On PS/2 Mouse Support The PS/2 mouse function is optional. Before you configure this field, make sure your system board supports this feature. The setting of Enabled allows the system to detect a PS/2 mouse on boot up. If detected, IRQ12 will be used for the PS/2 mouse.
  • Page 54: Boot Device

    FabiaTech Corporation Boot Device Use this screen to specify the order in which the system checks for the device to boot from. To access this screen, select Boot Device Priority on the Boot Setup screen and press <Enter>. First /Second /Third Hard Disk Boot Device Set the boot device options to determine the sequence in which the computer checks which device to boot from.
  • Page 55: Hard Disk Drives

    FabiaTech Corporation Hard Disk Drives Use this screen to view the hard disk drives in the system. To access this screen, select Hard disk drives on the Boot Setup screen and press <Enter>. CD/DVD Disk Drives Use this screen to view the CD/DVD drives in the system. To access this screen,...
  • Page 56: Security Setup

    FabiaTech Corporation Security setup There are two security passwords: Supervisor and User. Supervisor is a privileged person that can change the User password from the BIOS. According to the default setting, both access passwords are not set up and are only valid after you set the password from the BIOS.
  • Page 57 FabiaTech Corporation 5. Select System or Setup. Always: a visitor who attempts to enter BIOS or operating system will be prompted for password. Setup: a visitor who attempts to the operating system will be prompted for user password. You can enter either User password or Supervisor password.
  • Page 58: Chipset Setup

    FabiaTech Corporation Chipset Setup This section describes the configuration of the board’s chipset features. • NorthBridge VIA CX700 Configuration • SouthBridge VIA CX700 Configuration...
  • Page 59: Northbridge Via Cx700 Configuration

    FabiaTech Corporation Northbridge VIA CX700 Configuration You can use this screen to select options for the North Bridge Configuration. Use the up and down <Arrow> keys to select an item. Use the <Plus> and <Minus> keys to change the value of the selected option.
  • Page 60 FabiaTech Corporation Default setting: AGP Onchip VGA Configuration VGA Frame Buffer Size This field is share memory architecture (SMA) for frame buffer memory. SMA allows system memory to be efficiently share by the host CPU and allocated depending on user preference, application requirements, and total size of system memory.
  • Page 61: Southbridge Via Cx700 Configuration

    FabiaTech Corporation TV Type This setting refers to the native resolution of the display being used with the system. Available Options: NTSC, PAL, PALM, PALN, PALNC, PALI, PALD, NTSC-J Default setting: NTSC V- LINKAGP & PCI Bus Configuration Timing PCI Master 0WS Write This field specifies the PCI Master 0 wait state installed in the PCI expansion bus.
  • Page 62 FabiaTech Corporation Serial ATA IDE Controller This field specifies the select SATA function as RAID. Available Options: IDE, RAID Default setting: IDE RADI/AHCI BIOS Execute This field specifies the RAID/AHCI ROM of the SATA chip. Available Options: Disabled, Enable Default setting: Disable High Definition Audio This field specifies the internal Audio Control.
  • Page 63: Chapter 5 Driver And Utility

    FabiaTech Corporation Chapter 5 Driver and Utility The enclosed diskette includes FB2631 VGA, AUDIO driver and LAN driver. To install and configure you FB2631 system, you need to perform the following steps. VIA HyperionPro Driver WIN 2000/XP Driver Installs VIA Chipset, IRQ Routing, AGP Driver and PCI IDE Bus Master 4in 1Driver.
  • Page 64: Vga Drivers

    FabiaTech Corporation VGA Drivers WINXP/WIN2000 Driver To install the VGA driver, insert the CD ROM into the CD ROM device, and enter DRIVER>VGA>CX-700M> WINXP_2K>SETUP. If your system is not equipped with a CD ROM device, copy the VGA driver from the CD ROM to CF.
  • Page 65: Lan Utility & Driver

    FabiaTech Corporation LAN Utility & Driver To install the LAN utility OR driver, insert the CD ROM into the CD ROM device, and enter DRIVER>LAN>RTL8110SX>DIAG. If your system is not equipped with a CD ROM device, copy the LAN driver from the CD ROM to CF.
  • Page 66: Watchdog Timer

    This section describes how to use the Watchdog Timer, including disabled, enabled, and trigger functions. The FB2631 is equipped with a programmable time-out period watchdog timer. You can use your own program to enable the watchdog timer. Once you have enabled the watchdog timer, the program should trigger the I/O every time before the timer times out.
  • Page 67: Watchdog Timer Setting

    FabiaTech Corporation Watchdog Timer Setting The watchdog timer is a circuit that may be used from your program software to detect system crashes or hang-ups. LED on the Front side is the watchdog timer indicator. Whenever the watchdog timer is enabled, the LED will blink to indicate that the timer is counting.
  • Page 68: Watchdog Timer Enabled

    FabiaTech Corporation Watchdog Timer Enabled To enable the watchdog timer, you have to output a byte of timer factor to the watchdog. The following is a Turbo C program, which demonstrates how to enable the watchdog timer and set the time-out period at 6 seconds.
  • Page 69: Watchdog Timer Disabled

    FabiaTech Corporation Watchdog Timer Disabled To disable the watchdog timer, simply write a 00H to the watchdog register. #include “stdio.H” #include “WDLIB.H” main( ) InitWD(equWdUnitS); printf (“Disable Watch Dog”); //Disable watch dog DisWD(WD_TIME);...
  • Page 70: Programming Rs-485

    FabiaTech Corporation Programming RS-485 The majority communicative operation of the RS-485 is in the same of the RS-232. When the RS-485 precedes the transmission, which needs control the TXC signal, and the installing, steps are as follows: Step 1: Enable TXC...
  • Page 71 Disable TXC (transmitter control), the bit 0 of the address of offset+4 just sets “0”. NOTE: Control the FB2631 CPU card’s DTR signal to the RS-485's TXC communication. Send out one character (Transmit) Step 1: Enable TXC signal, and the bit 0 of the address of offset+4 just sets “1”.
  • Page 72 FabiaTech Corporation Receive data The RS-485’s operation of receiving data is in the same of the RS-232’s. Basic Language Example a. Initial 86C450 UART OPEN “COM1:9600,m,8,1”AS #1 LEN=1 REM Reset DTR OUT &H3FC, (INP(%H3FC) AND &HFA) RETURN b. Send out one character to COM1 REM Enable transmitter by setting DTR ON OUT &H3FC, (INP(&H3FC) OR &H01)
  • Page 73 REM Read one character from COM1: buffer INPSTR$=INPUT$(1,#1) RETURN NOTE: The example of the above program is based on COM1 (I/O Address 3F8h). The RS-422/RS-485 of the FB2631 uses COM2. If you want to program it, please refer to the BIOS Setup for COM2 address setup.
  • Page 74 FabiaTech Corporation...
  • Page 75: Chapter 6 Technical Reference

    FabiaTech Corporation Chapter 6 Technical Reference This section outlines the errors that may occur when you operate the system, and also gives you the suggestions on solving the problems. Topic include: Trouble Shooting for Post Beep & Error Messages Technical Reference Trouble Shooting for Post Beep and Error Messages The following information informs the Post Beep &...
  • Page 76 FabiaTech Corporation CMOS CHECKSUM ERROR This error informs that the CMOS has corrupted. When the battery runs weak, this situation might happen. Please check the battery and change a new one when necessary. DISK BOOT FAILURE When you can‘t find the boot device, insert a system disk into Drive A and press <...
  • Page 77 FabiaTech Corporation MEMORY SIZE HAS CHANGED Memory has been added or removed since last boot. In EISA mode, use Configuration Utility to re-configure the memory configuration. In ISA mode enter BIOS Setup and enter the new memory size in the memory fields.
  • Page 78: Technical Reference

    Relative humidity 5 % to 95 % non-condensing Real-Time Clock and Non-Volatile RAM The FB2631 contains a real-time clock compartment that maintains the date and time in addition to storing configuration information about the computer system. It contains 14 bytes of clock and control registers and 114 bytes of general purpose RAM.
  • Page 79 FabiaTech Corporation Address Description Fixed disk type byte, drive D Reserved Equipment byte Low base memory byte High base memory byte Low expansion memory byte High expansion memory byte 19-2D Reserved 2E-2F 2-byte CMOS checksum Low actual expansion memory byte...
  • Page 80: Cmos Ram Map

    FabiaTech Corporation CMOS RAM Map Register Description 00h -10h Standard AT-compatible RTC and Status and Status Register data definitions 11h – 13h Varies Equipment Bits Number of Floppy Drives 1 Drive 2 Drives Bits Monitor Type Not CGA or MDA 01 40x25 CGA...
  • Page 81: I/O Port Address Map

    FabiaTech Corporation 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. There is a total of 1K-port address space available. The following table lists the I/O port addresses used on the Industrial CPU Card.
  • Page 82: Interrupt Request Lines (Irq)

    FabiaTech Corporation Interrupt Request Lines (IRQ) There are a total of 15 IRQ lines available on the Industrial CPU Card. Peripheral devices use interrupt request lines to notify CPU for the service required. The following table shows the IRQ used by the devices on the Industrial CPU Card.
  • Page 83: Dma Channel Map

    FabiaTech Corporation DMA Channel Map The equivalent of two 8237A DMA controllers is implemented in the FB2631 board. Each controller is a four-channel DMA device that will generate the memory addresses and control signals necessary to transfer information directly between a peripheral device and memory.
  • Page 84: Serial Ports

    FabiaTech Corporation Serial Ports The ACEs (Asynchronous Communication Elements ACE1 to ACE2) are used to convert parallel data to a serial format on the transmit side and convert serial data to parallel on the receiver side. The serial format, in order of transmission and reception, is a start bit, followed by five to eight data bits, a parity bit (if programmed) and one, one and half (five-bit format only) or two stop bits.
  • Page 85 FabiaTech Corporation Bit 1: Enable Transmitter Holding Empty Interrupt (ETBEI) Bit 2: Enable Receiver Line Status Interrupt (ELSI) Bit 3: Enable MODEM Status Interrupt (EDSSI) Bit 4: Must be 0 Bit 5: Must be 0 Bit 6: Must be 0...
  • Page 86 FabiaTech Corporation Bit 5: Stick Parity Bit 6: Set Break Bit 7: Divisor Latch Access Bit (DLAB) MODEM Control Register (MCR) Bit 0: Data Terminal Ready (DTR) Bit 1: Request to Send (RTS) Bit 2: Out 1 (OUT 1) Bit 3: Out 2 (OUT 2)
  • Page 87 FabiaTech Corporation Bit 4: Clear to Send (CTS) Bit 5: Data Set Ready (DSR) Bit 6: Ring Indicator (RI) Bit 7: Received Line Signal Detect (RSLD) Divisor Latch (LS, MS) Bit 0: Bit 0 Bit 8 Bit 1: Bit 1...
  • Page 88: Appendix

    FabiaTech Corporation Appendix Dimension a. FB2631...
  • Page 89 FabiaTech Corporation b. FB4706...

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