Advantech PCA-6277V-00A1 Manual
Advantech PCA-6277V-00A1 Manual

Advantech PCA-6277V-00A1 Manual

Pca-627 series. full-size dual socket 370 intel pentium iii processorbased pci/isa-bus cpu card
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PCA-6277
Full-size dual socket 370
®
®
Intel
Pentium
III proces-
sorbased PCI/ISA-bus
CPU card

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Summary of Contents for Advantech PCA-6277V-00A1

  • Page 1 PCA-6277 Full-size dual socket 370 ® ® Intel Pentium III proces- sorbased PCI/ISA-bus CPU card...
  • Page 2: Copyright Notice

    Copyright notice This document is copyrighted, 2002, by Advantech Co., Ltd. All rights are reserved. Advantech Co., Ltd. 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 Advantech Co., Ltd.
  • Page 3: Technical Support

    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...
  • Page 5: Product Warranty

    Advantech assumes no liability under the terms of this warranty as a consequence of such events. If an Advantech product is defective, it will be repaired or replaced at no charge during the warranty period. For out-of-warranty repairs, you will be billed according to the cost of replacement materials, service time and freight.
  • Page 6 Initial Inspection Before you begin installing your card, please make sure that the following materials have been shipped: ® • 1 PCA-6277 dual socket 370 Pentium III processor-based single board computer ® • 2 Pentium III processor (optional), 2 cooling fan, P/N: 1759207200 •...
  • Page 7: Table Of Contents

    Contents Chapter 1 Hardware Configuration ....... 1 1.1 Introduction ................2 1.2 Features ..................3 1.3 Specifications ................5 1.3.1 System .................5 1.3.2 Memory ...............5 1.3.3 Input/Output ..............6 1.3.4 VGA interface ..............6 1.3.5 SCSI interface ..............6 1.3.6 Ethernet LAN ..............6 1.3.7 Industrial features ............7 1.3.7 Mechanical and environmental specifications ....7 1.4 Board Layout: Main Features ..........8 1.5 Jumpers and Connectors............
  • Page 8 2.2 Primary (CN1) and Secondary (CN2) IDE Connectors ..24 2.3 Floppy Drive Connector (CN3) ........... 25 2.4 Parallel Port (CN4) ............... 26 2.5 USB Port (CN6) ..............27 2.6 USB Ports (CN31 and CN32) ..........28 2.7 VGA Connector (CN7) ............28 2.8 10/100Base-T Ethernet Connectors (CN8 and CN34) ..
  • Page 9 3.4.4 First/Second/Third/Other Boot Device ...... 41 3.4.5 Swap Floppy Drive ............ 41 3.4.6 Boot UP Floppy Seek ..........41 3.4.7 Boot Up NumLock Status ......... 41 3.4.8 Gate A20 Option ............41 3.4.9 Typematic Rate Setting ..........41 3.4.10 Typematic Rate (Chars/Sec) ........42 3.4.11 Typematic Delay (msec) ..........
  • Page 10 3.6 Integrated Peripherals ............48 3.6.1 On-Chip Primary/Secondary PCI IDE ...... 48 3.6.2 IDE Primary Master/Slave PIO/UDMA Mode, IDE Secondary Master/Slave PIO/UDMA Mode (Auto) ... 49 3.6.3 Init Display First ............49 3.6.4 IDE HDD Block Mode ..........49 3.6.5 Onboard FDD Controller ........... 50 3.6.6 Onboard Serial Port 1 (3F8H/IRQ4)......
  • Page 11 3.9.6 Assign IRQ for US13 ..........59 3.10 PC Health Status ..............59 3.10.1 Current CPU1 Temperature ........59 3.10.2 Current CPU 2 Temperature ........59 3.10.3 Current CPUFAN1 Speed ........60 3.10.4 Current CPUFAN2 Speed ........60 3.10.5 CPU_1 VCORE............60 3.10.6 CPU_2 VCORE............
  • Page 12 7.3 SCSI IDs ................101 7.4 Terminating the SCSI Bus ..........102 7.5 Configuring the SCSI interface with SCSISelect ....103 7.6 Starting SCSISelect ............. 104 7.7 Using SCSISelect Settings ..........105 7.8 Using SCSI Disk Utilities............ 109 7.9 Installation under Windows NT/Windows 2000 ....110 7.10 Windows 9X Driver setup procedure .......
  • Page 13 B.17 ATX Feature Connector (CN20) ........159 B.18 Extension I/O Board Connector (CN27) ......160 B.19 ATX Soft Power Switch (CN21) ........160 B.20 Extension I/O Board Connector (CN28) ......161 B.21 SM Bus Connector (CN29) ..........162 B.22 PS/2 Mouse Connector (CN33) ........162 B.23 System I/O Ports ..............
  • Page 14 Tables Table 1-1: Jumpers ......................9 Table 1-2: Connectors ...................... 10 Table 1-3: CMOS clear (J1) ..................... 17 Table 1-4: Watchdog timer output (J2) ................17 Table 1-5: DIMM module allocation table ................. 18 Table 1-6: DIMM memory capacity sample calculation ........... 18 Table 2-1: Serial port connections (COM1, COM2) ............
  • Page 15: Chapter 1 Hardware Configuration

    Hardware Configuration This chapter provides background information on the PCA-6277. It will show you how to configure the card to match your application and prepare it for installation into your PC.. Sections include: • Introduction • Features • Specifications • Board Layout •...
  • Page 16: Introduction

    Introduction The PCA-6277 Series all-in-one industrial grade dual CPU card uses ® Intel's highly acclaimed Pentium III processor, together with the VIA Apollo Pro133A chipset. The card works with standard ISA or PCI/ISA-bus passive backplanes. The CPU provides 256 KB on-CPU L2 cache, eliminating the need for external SRAM chips.
  • Page 17: Features

    Features 1. Fan status monitoring and alarm: To prevent system overheating and damage, the CPU fan can be monitored for speed and failure. The fan is set for its normal RPM range and alarm thresholds. 2. Temperature monitoring and alarm: To prevent system overheat- ing and damage, the CPU card supports processor thermal sensing and auto-protection.
  • Page 18 8. Jumper free mode: When enabled, this allows processor settings and easy overclocking of frequency and Vcore voltages all through the BIOS setup. Easy-to-use DIP switches instead of jumpers are included in case you want to manually adjust the processor's external frequency.
  • Page 19: Specifications

    Specifications 1.3.1 System ® • CPU:Dual Intel Pentium III processor, up to 1GHz, FSB 100/133 • BIOS: Award Flash BIOS, 2 Mb • System Chipset: VIA Apollo Pro133A (VT82C694X + VT82C686B) • Green function: Supports power management operation via BIOS. Activated by keyboard or mouse activity •...
  • Page 20: Input/Output

    1.3.3 Input/Output • Bus interface: PCI/ISA bus, PICMG compliant • Enhanced parallel port: Configurable to LPT1, LPT2, LPT3, or disabled. Standard DB-25 female connector provided. Supports EPP/ECP • Serial ports: Two RS-232 ports with 16C550 UARTs (or compatible) with 16-byte FIFO buffer. Supports speeds up to 115.2 Kbps.
  • Page 21: Industrial Features

    1.3.7 Industrial features • Watchdog timer: Can generate a system reset or IRQ11. The watchdog timer is programmable, with each unit equal to one second (63 levels). The program uses I/O port hex 443h to control the watchdog timer 1.3.8 Mechanical and environmental specifications •...
  • Page 22: Board Layout: Main Features

    Board Layout: Main Features Figure 1-1: Board layout: main features PCA-6277 User's Manual...
  • Page 23: Jumpers And Connectors

    Jumpers and Connectors Connectors on the PCA-6277 board link it to external devices such as hard disk drives and a keyboard. In addition, the board has a number of jumpers used to configure your system for your application. The tables below list the function of each of the board jumpers and connectors.
  • Page 24: Table 1-2: Connectors

    Table 1-2: Connectors Label Function Primary IDE connector Secodary IDE connector Floppy driver connector Parallel port USB port VGA connector 10/100Base-T Ethernet connector 2 Serial port: COM1 CN10 Serial port: COM2 CN11 PS/2 keyboard and mouse connector CN12 External keyboard connector CN13 Infrared (IR) connector CN14...
  • Page 25 Extension I/O board Daughter board CN31 USB port 0, 1 CN32 USB port 2, 3 CN33 PS/2 mouse connector CN34 10/100Base-T Ethernet connector 1 SCSI Daughter board CN50 68 pin U160 SCSI connector CN51 Ultra Wide SCSI Connector CN52 Ultra Wide SCSI Connector Chapter 1 Hardware Configuration...
  • Page 26: Board Layout: Jumper And Connector Locations

    Board Layout: Jumper and Connector Locations Figure 1-2: Board layout: jumper and connecter location...
  • Page 27: Figure 1-3: Scsi Daughter Board Layout

    50 Pin for Ultra Wide SCSI 68 Pin for Ultra Wide SCSI CN52 Adaptec AIC-7892 CN51 68 pin for Ultra 160/ Ultra 2 SCSI CN50 Figure 1-3: SCSI daughter board layout Chapter 1 Hardware Configuration...
  • Page 28: Figure 1-4: Extension I/O Daughter Board

    Figure 1-4: Extension I/O daughter board PCA-6277 User's Manual...
  • Page 29: Safety Precautions

    Safety Precautions Warning! Always completely disconnect the power cord from your chassis whenever you work with the hardware. Do not make connections while the power is on. Sensitive electronic components can be damaged by sudden power surges. Only experienced electronics personnel should open the PC chassis. Caution! Always ground yourself to remove any static charge before touching the CPU card.
  • Page 30: Jumper Settings

    Jumper Settings This section provides instructions on how to configure your card by setting jumpers. It also includes the card's default settings and your options for each jumper. 1.8.1 How to set jumpers You configure your card to match the needs of your application by setting jumpers.
  • Page 31: Cmos Clear (J1)

    1.8.2 CMOS clear (J1) The PCA-6277 CPU card 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 seconds, and then move the jumper back to 1-2 closed.
  • Page 32: System Memory

    System Memory The top-left edge of the PCA-6277 contains four sockets for 168-pin dual inline memory modules (DIMMs). All three sockets use 3.3 V unbuffered synchronous DRAMs (SDRAM). DIMMs are available in capacities of 16, 32, 64, 128, 256 or 512 MB. The sockets can be filled in any combination with DIMMs of any size, giving your PCA- 6277 single board computer between 16 MB and 2 GB of memory.
  • Page 33: Supplementary Information About Dimms

    1.9.2 Supplementary information about DIMMs Your PCA-6277 can accept SDRAM memory chips (with or without parity). Also note: • If the PCA-6277 operates at 133/100 MHz, only use PC-133/ PC- 100 compliant DIMMs. Most systems will not even boot if non- compliant modules are used.
  • Page 34: Memory Installation Procedures

    1.10 Memory Installation Procedures To install DIMMs, first make sure the two handles of the DIMM socket are in the "open" position. i.e. The handles lean outward. Slowly slide the DIMM module along the plastic guides on both ends of the socket. Then press the DIMM module right down into the socket, until you hear a click.
  • Page 35: Cpu Installation

    1.12 CPU Installation ® ® The PCA-6277 provides a dual socket 370 for an Intel Pentium processor. The CPU on the board must have a fan or heat sink attached, to prevent overheating. Warning: Without a fan or heat sink, the CPU will overheat and cause damage to both the CPU and the moth- erboard.
  • Page 36: Dual Processor Systems

    Therefore, if you use an incorrect CPU or OS which causes the SMP function to fail, you are likely to suffer damage to your hardware and/or software. Advantech cannot take any responsibility for damage in such circumstances. PCA-6277 User's Manual...
  • Page 37: Chapter 2 Connecting Peripherals

    Connecting Peripherals This chapter tells how to connect peripherals, switches, and indicators to the PCA-6277 board.
  • Page 38: Introduction

    Introduction You can access most of the connectors from the top of the board while it is installed in the chassis. If you have a number of cards installed or have a packed chasis, you may need to partially remove the card to make all the connections.
  • Page 39: Floppy Drive Connector (Cn3)

    Connect the first hard drive to the other end of the cable. Wire 1 on the cable should also connect to pin 1 on the hard drive connector, which is labeled on the drive circuit board. Check the documentation that came with the drive for more information. Connect the second hard drive to the remaining connector (CN2 or CN1), in the same way as described above.
  • Page 40: Parallel Port (Cn4)

    Parallel Port (CN4) Note: Only the PCA-6168S/6168F models contain a SCSI connector. The parallel port is normally used to connect the CPU card to a printer. The PCA-6277 includes an onboard parallel port, accessed through a 26-pin flat-cable connector, CN4. The card comes with an adapter cable which lets you use a traditional DB-25 connector.
  • Page 41: Usb Port (Cn6)

    USB Port (CN6) Pin 1 The USB interface is accessed through a 10-pin flat-cable connector, CN6. The adapter cable has a 10-pin connector on one end and a USB connector on the bracket. The USB interface can be disabled in the system BIOS setup. Chapter 2 Connecting Peripherals...
  • Page 42: Usb Ports (Cn31 And Cn32)

    USB Ports (CN31 and CN32) The PCA-6277 provides four ports of USB (Universal Serial Bus) interface, which gives complete Plug & Play and hot swapping for up to 127 external devices.The USB interface complies with USB Specification Rev. 1.0 and is fuse-protected. The USB interface can be disabled in the system BIOS setup.
  • Page 43: 10/100Base-T Ethernet Connectors (Cn8 And Cn34)

    10/100Base-T Ethernet Connectors (CN8 and CN34) The PCA-6277 is equipped with one or two high-performance 32-bit PCI-bus Ethernet interfaces, which are fully compliant with IEEE 802.3/u 10/100 Mbps CSMA/CD standards. They are supported by all major network operating systems and are 100% Novell NE-2000 compatible.
  • Page 44: Table 2-1: Serial Port Connections (Com1, Com2)

    The PCA-6277 offers two serial ports, CN9 as COM1 and CN10 as COM2. These ports can connect to serial devices, such as a mouse or a printer, or to a communications network. Table 2-1: Serial port connections (COM1, COM2) Connector Ports Address Interrupt...
  • Page 45: Ps/2 Keyboard And Mouse Connectors (Cn11 And Cn33)

    PS/2 keyboard and a PS/2 mouse, respectively. CN11 can also be connected to an adapter cable (P/N: 1700060202, available from Advantech) for connecting to both a PS/2 keyboard and a PS/2 mouse. 2.11 External Keyboard Connector (CN12)
  • Page 46: Infrared (Ir) Connector (Cn13)

    2.12 Infrared (IR) Connector (CN13) CN13 This connector supports the optional wireless infrared transmitting and receiving module. This module mounts on the system case. You must configure the setting through the BIOS setup (see Chapter 3). 2.13 CPU_A Fan Connector (CN14) CN14 This connector supports cooling fans of 2A or less.
  • Page 47: Front Panel Connectors (Cn16, Cn17, Cn18, Cn19, Cn21 And Cn22)

    2.15 Front Panel Connectors (CN16, CN17, CN18, CN19, CN21 and CN22) There are several external switches to monitor and control the PCA-6277. CN21 CN29 CN18 CN19 CN17 CN16 2.15.1 Keyboard lock and power LED (CN16) CN16 is a 5-pin connector for the keyboard lock and power on LED. Refer to Appendix B for detailed information on the pin assignments.
  • Page 48: Reset (Cn18)

    2.15.3 Reset (CN18) Many computer cases offer the convenience of a reset button. Connect the wire from the reset button. 2.15.4 HDD LED (CN19) You can connect an LED to connector CN19 to indicate when the HDD is active. PCA-6277 User's Manual...
  • Page 49: Atx Power Control Connectors (Cn20 And Cn21)

    2.16 ATX Power Control Connectors (CN20 and CN21) CN20 2.16.1 ATX feature connector (CN20) and soft power switch connector (CN21) The PCA-6277 can support an advanced soft power switch function if an ATX power supply is used. To enable the soft power switch function: 1.
  • Page 50: Controlling The Soft Power Switch

    Important: Make sure that the ATX power supply can take at least a 720 mA load on the 5 V standby lead (5VSB). If not, you may have difficulty powering on your system and/or supporting the "Wake-on-LAN" function. 2.16.2 Controlling the soft power switch Users can also identify the current power mode through the system's power LED (see Section 2.13.1).
  • Page 51: Chapter 3 Award Bios Setup

    Award BIOS Setup This chapter describes how to set the card’s BIOS configuration data.
  • Page 52: Introduction

    CPU. If there is no number assigned to the patch code, please contact Advantech’s applications engineer to obtain an up-to-date patch code file. This will ensure that your CPU’s system status is valid. After ensuring that you have a number assigned to the patch code, press <Del>...
  • Page 53: Standard Cmos Setup

    Standard CMOS Setup Choose the “Standard CMOS Features” option from the “Initial Setup Screen” menu, and the screen below will be displayed. This menu allows users to configure system components such as date, time, hard disk drive, floppy drive, display, and memory. Figure 3-2: Standard CMOS features screen 3.3.1 CMOS RAM backup The CMOS RAM is powered by an onboard button cell battery.
  • Page 54: Advanced Bios Features

    Advanced BIOS Features The “Advanced BIOS Features” screen appears when choosing the “Advanced BIOS Features” item from the “Initial Setup Screen” menu. It allows the user to configure the PCA-6277 according to his particular requirements. Below are some major items that are provided in the Advanced BIOS Features screen.
  • Page 55: Cpu L2 Cache Ecc Checking

    3.4.3 CPU L2 Cache ECC Checking Enabling allows CPU L2 cache checking. The commands are “Enabled” or “Disabled.” 3.4.4 First/Second/Third/Other Boot Device The BIOS tries to load the OS with the devices in the sequence selected. Choices are: Floppy, LS/ZIP, HDD, SCSI, CDROM, LAN, Disabled. 3.4.5 Swap Floppy Drive Logical name assignments of floppy drives can be swapped if there is more than one floppy drive.
  • Page 56: Typematic Rate (Chars/Sec)

    3.4.10 Typematic Rate (Chars/Sec) BIOS accepts the following input values (characters/second) for typematic rate: 6, 8, 10, 12, 15, 20, 24, 30. 3.4.11 Typematic Delay (msec) Typematic delay is the time interval between the appearance of two consecutive characters, when holding down a key. The input values for this category are: 250, 500, 750, 1000 (msec).
  • Page 57: Epa Logo Show

    Figure 3-4: Advanced BIOS features screen (2) 3.4.16 EPA Logo Show Energy Star Log from Environmental Protection Agency. Choices are: Enable, Disable. Advanced Chipset Features By choosing the “Advanced Cipset Features” option from the “Initial Setup Screen” menu, the screen below will be displayed. This sample screen contains the manufacturer’...
  • Page 58: Dram Clock

    Figure 3-5: Advanced chipset features screen (1) 3.5.1 DRAM Clock This item allows you to control the DRAM speed. The Choice: Host Clock, CLK-33M. 3.5.2 SDRAM Cycle Length When synchronous DRAM is installed, the number of clock cycles of CAS latency depends on the DRAM timing. Do not reset this field from the default value specified by the system designer.
  • Page 59: Memory Hole

    DRAMs. The Choice: EDO 50ns, EDO 60ns,Slow, Medium, Fast, Turbo. 3.5.4 Memory Hole In order to improve performance, certain space in memory is reserved for ISA cards. This memory must be mapped into the memory space below 16MB. The Choice: 15M-16M, Disabled. 3.5.5 P2C/P2P Concurrency This item allows you to enable/disable the PCI to CPU, CPU to PCI concurrency.
  • Page 60: Agp Driving Control

    3.5.9 AGP Driving Control This item allows you to adjust the AGP driving force. Choose Manual to key in a AGP Driving Value in the next selection. This field is recommended to set in Auto for avoiding any error in your system. The Choice: Auto, Manual.
  • Page 61: Pci Dynamic Bursting

    buffered, to compensate for the speed differences between the CPU and the PCI bus. When Disabled, the writes are not buffered and the CPU must wait until the write is complete before starting another write cycle. The choice: Enabled, Disabled.. 3.5.15 PCI Dynamic Bursting When Enabled, every write transaction goes to the write buffer.
  • Page 62: Agp Master 1 Ws Read

    3.5.20 AGP Master 1 WS Read When Enabled, read to the AGP (Accelerated Graphics Port) are executed with one wait states. The choice: Enabled, Disabled 3.5.21 Memory Parity/ ECC Check Enabled add a parity check to the boot-up memory test. Select Enabled when only system DRAM contains parity.
  • Page 63: Ide Primary Master/Slave Pio/Udma Mode, Ide Secondary Master/Slave Pio/Udma Mode (Auto)

    3.6.2 IDE Primary Master/Slave PIO/UDMA Mode, IDE Secondary Master/Slave PIO/UDMA Mode (Auto) Each channel (Primary and Secondary) has both a master and a slave, making four IDE devices possible. Because each IDE device may have a different Mode timing (0, 1, 2, 3, 4), it is necessary for these to be independent.
  • Page 64: Onboard Fdd Controller

    3.6.5 Onboard FDD Controller When enabled, this field allows you to connect your floppy disk drives to the onboard floppy disk drive connector instead of a separate controller card. If you want to use a different controller card to connect the floppy disk drives, set this field to Disabled. 3.6.6 Onboard Serial Port 1 (3F8H/IRQ4) The settings are Auto 3F8/IRQ4, 2F8/IRQ3, 3E8/IRQ4, 2E8/IRQ3, and Disabled for the on-board serial connector.
  • Page 65: Onboard Parallel Port (378H/Irq7)

    3.6.9 Onboard Parallel Port (378H/IRQ7) This field sets the address of the on-board parallel port connector. You can select either 3BC/IRQ7, 378/IRQ7, 278/IRQ5 or Disabled. If you install an I/O card with a parallel port, make sure there is no conflict in the address assignments.
  • Page 66: Power Management Setup

    Power Management Setup The power management setup controls the CPU card’s “green” features to save power. The following screen shows the manufactur- er’s defaults: Figure 3-9: Power managememnt setup screen 3.7.1 Power Supply Type The Choice: AT, ATX 3.7.2 ACPI function This item allows you to enable/disable the Advanced Configuration and Power Management (ACPI).
  • Page 67: Power Management

    3.7.3 Power Management This category allows you to select the type (or degree) of power saving and is directly related to the following modes: 1. HDD Power Down 2. Doze Mode 3. Suspend Mode There are four selections for Power Management, three of which have fixed mode settings.
  • Page 68: Video Off Option

    3.7.5 Video Off Option When enabled, this feature allows the VGA adapter to operate in a power saving mode. t i n l l i i r u > - t i n r e t > - t i n h t i Ñ...
  • Page 69: State After Power Failure

    3.7.9 State After Power Failure This field lets you to determine the state that your computer returns after a power failure. If sets to Off, the PC will not boot after a power failure. If sets to On, the PC will restart after a power failure. If sets to Auto, the PC will go back to the previous state before a power failure occurred.
  • Page 70: Wake Up Event

    3.8 Wake Up Event Figure 3-10: PC health status screen 3.8.1 VGA When Enabled, you can set the VGA awakens the system. 3.8.2 LPT & COM When On of LPT & COM, any activity from one of the listed system peripheral devices or IRQs wakes up the system.
  • Page 71: Power On By Modem

    3.8.5 Power On by Modem When enabled, an input signal on the serial Ring Indicator (RI) line (in other words, an incoming call on the modem) awakens the system from a soft off state. The Choice: Enable, Disable. 3.8.6 Power On by Alarm When enabled, you can set the date and time at which the RTC (real- time clock) alarm awakens the system from Suspend mode.
  • Page 72: Pnp/Pci Configurations

    3.9 PnP/PCI Configurations 3.9.1 PnP OS Installed This features allows you to install the PnP OS. The commands are “yes” or “no.” 3.9.2 Reset Configuration Data Note: This is left “Disabled.” Select “Enabled” to reset Extended System Configuration Data (ECSD) if you have installed a new add-on and your OS won’t boot and you need to reconfigure.
  • Page 73: Pci/Vga Palette Snoop

    3.9.4 PCI/VGA Palette Snoop This is left at “Disabled” and “Enable..” 3.9.5 Assign IRQ for VGA 3.9.6 Assign IRQ for US13 3.10 PC Health Status Figure 3-12: PC health status screen 3.10.1 Current CPU1 Temperature This shows you the current CPU1 temperature. 3.10.2 Current CPU 2 Temperature This shows you the current CPU2 temperature.
  • Page 74: Current Cpufan1 Speed

    3.10.3 Current CPUFAN1 Speed This shows you the current CPUFAN1 speed. 3.10.4 Current CPUFAN2 Speed This shows you the current CPUFAN2 speed. 3.10.5 CPU_1 VCORE This shows CPU1 core voltage. 3.10.6 CPU_2 VCORE This shows CPU2 core voltage. 3.10.7 +3.3V/+5V/+12V This shows you the voltage of +3.3V/ + 5V/ +12V PCA-6277 User’...
  • Page 75: Load Setup Defaults

    3.11 Load Setup Defaults “LOAD SETUP DEFAULTS” loads the values required by the system for maximum performance. 3.12 Password Setting To change the password: 1. Choose the “Set Password” option from the “Initial Setup Screen” menu and press <Enter>. The screen will display the following message: Enter Password: Press <Enter>.
  • Page 76: Save & Exit Setup

    3.13 Save & Exit Setup If you select this and press <Enter>, the values entered in the setup utilities will be recorded in the CMOS memory of the chipset. The microprocessor will check this every time you turn your system on and compare this to what it finds as it checks the system.
  • Page 77: Chapter 4 Agp Sga Setup

    AGP SVGA Setup The PCA-6277 features an onboard PCI AGP/VGA interface. This chapter provides instructions for installing and operating the software drivers on the display driver CD included in your package.
  • Page 78: Before You Begin

    Before You Begin To facilitate the installation of the enhanced display device drivers and utility software, you should read the instructions in this chapter carefully before you attempt installation. The enhanced display drivers for the PCA-6277 board are located on the software installation CD.
  • Page 79: Vga Installation

    • User-friendly installation for Windows 95 and Windows NT • AGP 1.0 interface • Supports SDRAm and SGRAM at up to 125 MHz memory clock providing bandwidth up to 2 GB/S across a 128-bit interface. • Integrates superior video features. These include filtered sealing of 720 pixel DVD content, and MPEG-2 motion compensation for software DVD VGA Installation...
  • Page 80: Agp Installation

    AGP Installation First, insert CD drive. Then follow the Icons for your PCA Series model number. Click on AGP Drivers "Auto" for Auto-installation. PCA-6277 User's Manual...
  • Page 81 1. In the Setup, click on "next." Chapter 4 PCI SVGA Setup...
  • Page 82 2.In the Installation Information, choose turbo mode or standard. Then click on "Next." 3. The installaion is complete click on "Yes" to restart the system. PCA-6277 User's Manual...
  • Page 83: Chapter 5 Lan Configuration

    LAN Configuration The PCA-6277 features an onboard LAN interface. This chapter gives detailed information on Ethernet configuration. It shows you how to configure the card to match your application requirements.
  • Page 84: Introduction

    5.1 Introduction The PCA-6277 features an optional 32-bit 10/100 Mbps Ethernet network interface. This interface supports bus mastering architecture and auto-negotiation features. Therefore standard twisted-pair cabling with RJ-45 connectors for both 10 Mbps and 100 Mbps connections can be used. Extensive driver support for commonly-used network systems is also provided.
  • Page 85: Driver Installation

    5.3 Driver Installation The PCA-6277's onboard Ethernet interface supports all major network operating systems. The BIOS automatically detects the LAN while booting, and assigns an IRQ level and I/O address. No jumpers or switches are required for user configuration. Note: Operating system vendors may post driver updates on their websites.
  • Page 86: Windows 9X Drivers Setup Procedure

    5.4 Windows 9X Drivers Setup Procedure Note 1: If you are using Windows 98SE, your system will find the LAN device "PCI Ethernet Controller". You must first remove this device from your system, and then restart your computer. Then you will be ready to install the cor- rect driver by following the procedure below.
  • Page 87 2. In the "System Properties" window, select the "Device Manager" tab. Select "View devices by type", and navigate to: Computer\Other devices\PCI Ethernet Controller. Highlight "PCI Ethernet Controller" and click on "Properties". Chapter 5 LAN Configuration...
  • Page 88 3. In the "PCI Ethernet Controller Properties" window, select the "Driver" tab. Then click on "Update Driver...". 4. In the "Update Device Driver Wizard" window, click on "Next". PCA-6277 User's Manual...
  • Page 89 5. Click "Next". 6. In the following "Update Device Driver Wizard" window, select "Specify a location:". Type in: "E:\Drv_Lan\RTL8139C\WIN98". Then click on "Next". Chapter 5 LAN Configuration...
  • Page 90 7. In the following "Update Device Driver Wizard" window, click on "Next". 8. In the "Copying Files..." window, the correct file path should be: E:\PCA6277\LAN\WIN98. When you have the correct location, click on "OK". PCA-6277 User's Manual...
  • Page 91 9. When the "Insert Disk" window appears, insert the utility CD into the CD-ROM drive. Then click on "OK". Chapter 5 LAN Configuration...
  • Page 92 10. When the "Update Device Driver Wizard" window shows, click on finish. 11. In the "System Settings change" window, select click on "Yes". PCA-6277 User's Manual...
  • Page 93: Windows Nt Drivers Setup Procedure

    5.5 Windows NT Drivers Setup Procedure Note: The CD-ROM drive is designated as "E" throughout this section. 1. In the "Windows NT" screen, click on "Start" and select "Set- tings". Then click on the "Control Panel" icon to select "Net- work".
  • Page 94 3. In the "Select Network Adapter" window, click on "Have Disk...". 4. When the "Insert Disk" window appears, insert the utility CD into the CD-ROM drive. The correct file path is: E:\Drv_Lan\RTL8139C\WINNT4. When you have the correct file path, click on "OK". PCA-6277 User's Manual...
  • Page 95 5. In the "Select OEM Option" window, click on "OK". 6. In the "Network Setup Wizard", click on "Next". Chapter 5 LAN Configuration...
  • Page 96 7. In the "Network Setup Wizard", choose "TCI/IP Protocol" and "NETBEUI Protocol." Then, click on "Next." 8. In the "Network Setup Wizard", click on "Next." PCA-6277 User's Manual...
  • Page 97 9. In the "Networ Setup Wizard", click on "Next." 10. In the "Windows NT Setup" click on "Continue" Chapter 5 LAN Configuration...
  • Page 98 12. In the "Duplex mod", click "OK" 13. In the "Network" window, select the "Adapters" tab. Under "Network Adapters:", highlight "Realtek RTL8139CA/B/C(8130). PCI Fast Ethernet Ad.". Then click on "Close". PCA-6277 User's Manual...
  • Page 99 14. In the "Microsoft TCP/IP Properties" window, select the "IP Address" tab. Then select "Specify an IP address". Type in the IP Address and Subnet Mask details. Then click on "OK". 15. In the "Network Settings Change" window, click on "Yes". Chapter 5 LAN Configuration...
  • Page 100: Windows 2000 Drivers Setup Procedure

    5.6 Windows 2000 Drivers Setup Procedure Note: The CD-ROM drive is designed as "E" throughout this section. 1. In the "Windows 2000" screen, click on " Start" and select " settings". Then click on the " Control Panel" icon to select "system".
  • Page 101 2. In the " System Properties" window, select the " Device Manag- er". Chapter 5 LAN Configuration...
  • Page 102 3. In "Device Manager" screen, follow the screen instructions, to click on "Properties". 4. In the following screen, to click on "Update Driver". PCA-6277 User's Manual...
  • Page 103 5. Click on "Next". 6. Following the highlighted item, and click on "Next". Chapter 5 LAN Configuration...
  • Page 104 7. Click on "Have Disk". 8. Key in "E:\Drv_Lan\RTL8139c\WIN2000", then click on "OK". PCA-6277 User's Manual...
  • Page 105 9. To highlight the following item, and click "Next". 10. Click "Next". Chapter 5 LAN Configuration...
  • Page 106 11. Click "Finish" to complete the installation. PCA-6277 User's Manual...
  • Page 107: Chapter 6 Onboard Security Setup

    Onboard Security Setup This chapter explains OBS concepts and provides instructions for installing the relevant software drivers. This is done using the driver CD included in your PCA- 6277 package.
  • Page 108: Introduction

    Introduction Onboard security (OBS) functions monitor key hardware. They help you maintain your system’s stability and durability. The PCA-6277 can monitor 5 sets of system positive voltages, 2 sets of system negative voltages, CPU cooling fan speed, and CPU temperature. The positive system voltage sets which can be monitored include: •...
  • Page 109: Windows 9X Drivers Setup Procedure

    Windows 9x Drivers Setup Procedure 1. Insert the driver CD into your system’s CD-ROM drive. In a few seconds, the software installation main menu appears, as shown in the following figure. Click on the “WIN 9X” button under the “OBS DRIVERS” heading. Chapter 6 Onboard Security Setup...
  • Page 110 2. When you will see the following message, make sure you have closed all other programs, then click on “Next.” 3. Click on “Browse” to choose destination folder. Then, click on “Next” PCA-6277 User’ s Manual...
  • Page 111 4. Select an existing folder. Then, click on “Next” 5. After the setup is completed. You can view OBS setting by running this utility. Chapter 6 Onboard Security Setup...
  • Page 112 6. It is recommended that you load the default values for all OBS settings. However, if desired, you can extablish new conditions for voltage, fan speed, and temperature. PCA-6277 User’ s Manual...
  • Page 113: Chapter 7 Scsi Setup And Configurations

    SCSI Setup and Configurations The PCA-6277 features an onboard SCSI interface. This chapter provides basic SCSI concepts and instructions for installing the software drivers with the SCSI driver disks/CD included in your package.
  • Page 114: Introduction

    Introduction The PCA-6277 is equipped with an Adaptec AIC-7892 single-chip PCI- to-SCSI host adapter which provides a powerful Ultra 160 multitasking interface between your computer’ s PCI bus and SCSI devices (disk drives, CD-ROM drives, scanners, tape backups, removable media drives, etc.).
  • Page 115: Scsi Ids

    be assigned to the SCSI interface and each SCSI device connected to it, and the SCSI bus must be properly terminated. SCSI IDs Each device attached to the AIC-7892, as well as the AIC-7892 itself, must be assigned a unique SCSI ID number from 0 to 15. A SCSI ID uniquely identifies each SCSI device on the SCSI bus and determines priority when two or more devices are trying to use the SCSI bus at the same time.
  • Page 116: Terminating The Scsi Bus

    SCSISelect utility must correspond to the SCSI ID of the deveice from which you are booting. By default, the Boot SCSI ID is set to 0. We recommend that you do not change this setting. • © In Windows 95/98, you can use the Device Manager to determine which SCSI ID is assigner to each installed SCSI device.
  • Page 117: Configuring The Scsi Interface With Scsiselect

    By default, termination on the AIC-7892 itself is set to Automatic (the preferred method). We recommend that you do not change this default setting. Configuring the SCSI interface with SCSI Select SCSISelect, included with the AIC-7892, enables you to change SCSI settings without operning the computer.
  • Page 118: Starting Scsiselect

    SCSI Select Options Available Settings Default Setting SCSI Device Configuration: Sync Transfer Rate (MBytes/sec) 160, 80.0, 53.4, 40.0, 32.0, 26.8, 20.0, 16.0, 13.4, 10.0 ASYN Initiate Wide Negotiation Yes, No Yes (enabled) Enable Disconnection Yes, No Yes (enabled) Send Start Unit Command Yes, No Yes (enabled) Enable Write Back Cache...
  • Page 119: Using Scsiselect Settings

    Press <Ctrl><A> for SCSISelect (TM) Utility! 3.From the menu that appears, use the arrow keys to move the cursor to the option you want to select, then press ENTER. Note: If you have difficulty viewing the display, press F5 to toggle between color and monochrome modes.
  • Page 120 • Host Adapter SCSI Termination-(Default: Automatic) Determines the termination setting for the SCSI card. The default setting for both the LVD/SE (low voltage differential/single ended) connec tors and SE connectors is Automatic, which allows the SCSI card to adjust the termination as needed depending on the finfiguration of the connected SCSI devices.
  • Page 121 • Enable Disconnection-(Default: Yes) When set to Yes, allows the SCSI device to disconnect from the SCSI bus. Leave the setting at Yes if two or more SCSI device is connected, changing the setting to No results in slightly better performance. •...
  • Page 122 • Extended BIOS Translation for DOS Drives > 1 GByte-(Default: Enabled) When set to Enabled, provides an extended translation scheme for SCSI hard disks with capacities greater than 1 GByte. This setting is necessary only for MS-DOS 5.0 or above; it is not required for other operating systems, such as NetWare of UNIX.
  • Page 123: Using Scsi Disk Utilities

    • Support Removable Disks Under BIOS as Fixed Disks — (Default: Disabled) Determines which removable-media drives are supported by the SCSI card BIOS. Choices are as follows: • Disable d— No removable-media drives are treated as hard disk drives. Software drivers are required because the drives are not controlled by the BIOS.
  • Page 124: Installation Under Windows Nt/Windows 2000

    3. A small menu appears, displaying the options Format Disk and Verify Disk Media. • Format Disk—Allows you to perform a low-level format on a hard disk drive. Most SCSI disk devices are preformatted at the factory and do not need to be formatted again. Caution: A low-level format destroys all data on the drive.
  • Page 125: Windows 9X Driver Setup Procedure

    7.10 Windows 9X Driver setup procedure 1. In the window 9x screen, click on “start” and select “setting.” Then click on the “Control Panel” icon to select “System” Chapter 7 SCSI Setup and Configurations...
  • Page 126 2. In the “System properties”, choose “PCI SCSI Bus Controller.” Then click on “Properties” PCA-6277 User’ s Manual...
  • Page 127 3. Click on “Update Driver” Chapter 7 SCSI Setup and Configurations...
  • Page 128 4. Click on “Next” PCA-6277 User’ s Manual...
  • Page 129 5. Recommend to serach for a better driver Chapter 7 SCSI Setup and Configurations...
  • Page 130 6. If the SCSI driver is supplied in floppy disk, click on “Floppy disk drives.” Then, click on “Next.” If the SCSI driver is supplied in CD- ROM disk, click on “CD-ROM Drive.” Then, click on “Next” PCA-6277 User’ s Manual...
  • Page 131 7. In the “Update Device Driver Wizard” click on “Next.” Chapter 7 SCSI Setup and Configurations...
  • Page 132 8. The installation is completed. Click on “Finish.” PCA-6277 User’ s Manual...
  • Page 133 9. Click on “Yes” to restart the system. Chapter 7 SCSI Setup and Configurations...
  • Page 134: Windows 2000 Driver Setup Procedure

    7.11 Windows 2000 Driver Setup Procedure 1. In the windows 2000 screen, click on “start” and select “Setting.” Then click on the “Control Panel” icon to select “System.” PCA-6277 User’ s Manual...
  • Page 135 2. Click on “Device Manager.” Chapter 7 SCSI Setup and Configurations...
  • Page 136 3. Select Adapter AIC-7892. Click on mouse right button, and it will pop up a menu. Then click on “Properties.” PCA-6277 User’ s Manual...
  • Page 137 4. Choose “Driver” and then click on “Update Driver.” Chapter 7 SCSI Setup and Configurations...
  • Page 138 5. In the “Upgrade Device Driver Wizard”, click on “Next.” PCA-6277 User’ s Manual...
  • Page 139 6. Select to display a list of known drivers, and then click on “Next.” Chapter 7 SCSI Setup and Configurations...
  • Page 140 7. Click on “Have Disk” to find the drivers. PCA-6277 User’ s Manual...
  • Page 141 8. Click on “Browse” to select the directory where the drivers are stored. If the drivers are supplied in floppy disk, select “A:\” After the directory path is chosen, click on the “OK.” Chapter 7 SCSI Setup and Configurations...
  • Page 142 9. Choose Adaptec AIC-7892-Ultra 160 SCSI. Then click on “Next.” PCA-6277 User’ s Manual...
  • Page 143 10. Click on the “Next.” Chapter 7 SCSI Setup and Configurations...
  • Page 144 11. Click on “Finish” to complete the installation. PCA-6277 User’ s Manual...
  • Page 145: Windows Nt Driver Setup Procedure

    7.12 Windows NT Driver Setup Procedure In the Windows NT screen, click on “Start” and select “Setting.” Then click on the “Control Panel” icon to select “SCSI Adapter.” Chapter 7 SCSI Setup and Configurations...
  • Page 146 2. In the SCSI Adapter, choose “Drivers.” Click on “Add” to install SCSI driver. PCA-6277 User’ s Manual...
  • Page 147 3. Clickon “Have Disk.” Chapter 7 SCSI Setup and Configurations...
  • Page 148 4. Click on “Browse” to select the drivers. If the SCSI driver is supplied in floppy disk, choose the directory A:1. PCA-6277 User’ s Manual...
  • Page 149 5. Click the SCSI driver, and then click “OK.” Chapter 7 SCSI Setup and Configurations...
  • Page 150 6. The installation of SCSI Driver is completed. Click on “OK.” PCA-6277 User’ s Manual...
  • Page 151 Chapter 7 SCSI Setup and Configurations...
  • Page 152 PCA-6277 User’ s Manual...
  • Page 153: Chapter 8 Ide Driver Setup

    IDE Driver Setup This chapter provides the driver setup procedure for IDE drivers. The IDE driver enables the performance of bus mastering functions on ATA-capable Hard Disk Drives and CD-ROMs.
  • Page 154: Installation

    Installation First, insert CD drive. Then follow the Icons for your PCA Series model number. Click on the IDE Drivers "Auto" for auto-insstallation. PCA-6277 User's Manual...
  • Page 155 1. Click on "Next." Chapter 8 IDE Driver Setup...
  • Page 156 2. Choose install, and then click on "Next." PCA-6277 User's Manual...
  • Page 157 3. Click on "Yes" to continue the installation. Chapter 8 IDE Driver Setup...
  • Page 158 4. Click on "Finish" to complete the installation. PCA-6277 User's Manual...
  • Page 159: Appendix A Programming The Watchdog Timer

    Programming the Watchdog Timer The PCA-6277 is equipped with a watch- dog timer that resets the CPU or generates an interrupt if processing comes to a standstill for any reason. This feature ensures system reliability in industrial standalone or unmanned environments.
  • Page 160: Programming The Watchdog Timer

    A.1 Programming the Watchdog Timer To program the watchdog timer, you must write a program which writes I/O port address 443 (hex). The output data is a time interval value. The value range is from 01 (hex) to 3F (hex), and the related time interval is 1 sec.
  • Page 161 After data entry, your program must refresh the watchdog timer by rewriting I/O port 443 (hex) while simultaneously setting it. When you want to disable the watchdog timer, your program should read I/O port 443 (hex). The following example shows how you might program the watchdog timer in BASIC: Watchdog timer example program OUT &H443, data REM...
  • Page 162 PCA-6168 User's Manual...
  • Page 163: Appendix B Pin Assignments

    Pin Assignments This appendix contains information of a detailed or specialized nature. It includes: • IDE Hard Drive Connector • Floppy Drive Connector • Parallel Port Connector • USB Connector • VGA Connector • Ethernet 10/100Base-T RJ-45 Connector • COM1/COM2 RS-232 Serial Port •...
  • Page 164: Ide Hard Drive Connector (Cn1, Cn2)

    B.1 IDE Hard Drive Connector (CN1, CN2) Table B-1: IDE hard drive connector (CN1, CN2) Signal Signal IDE RESET* DATA 7 DATA 8 DATA 6 DATA 9 DATA 5 DATA 10 DATA 4 DATA 11 DATA 3 DATA 12 DATA 2 DATA 13 DATA 1 DATA 14...
  • Page 165: Floppy Drive Connector (Cn3)

    B.2 Floppy Drive Connector (CN3) Table B-2: Floppy drive connector (CN3) Signal Signal FDHDIN* FDEDIN* INDEX* MOTOR 0* DRIVE SELECT 1* DRIVE SELECT 0* MOTOR 1* DIRECTION* STEP* WRITE DATA* WRITE GATE* TRACK 0* WRITE PROTECT* READ DATA* HEAD SELECT* DISK CHANGE* * low active Appendix B Pin Assignments...
  • Page 166: Parallel Port Connector (Cn4)

    B.3 Parallel Port Connector (CN4) Table B-3: Parallel port connector (CN4) Signal Signal STROBE* AUTOFD* INIT* SLCTINI* ACK* BUSY SLCT * low active PCA-6277 User's Manual...
  • Page 167: Usb Connector (Cn6)

    B.4 USB Connector (CN6) Table B-4: USB1/USB2 connector (CN6) USB1 Signal USB2 Signal +5 V +5 V Chassis GND B.5 VGA Connector (CN7) Table B-5: VGA connector (CN7) Signal Signal GREEN BLUE H-SYNC V-SYNC Appendix B Pin Assignments...
  • Page 168: Ethernet 10/100Base-T Rj-45 Connector

    B.6 Ethernet 10/100Base-T RJ-45 Connector (CN8, CN34) Table B-6: Ethernet 10/100Base-T RJ-45 connector (CN8, CN34) Signal Signal XMT+ XMT- RCV- RCV+ B.7 COM1/COM2 RS-232 Serial Port (CN9, CN10) Table B-7: COM1/COM2 RS-232 serial port (CN9, CN10) Signal PCA-6277 User's Manual...
  • Page 169: Keyboard And Mouse Connnector (Cn11)

    B.8 Keyboard and Mouse Connnector (CN11) Table B-8: Keyboard and mouse connector (CN11) Signal KB DATA MS DATA KB CLOCK MS CLOCK B.9 External Keyboard Connector (CN12) Table B-9: External keyboard connector (CN12) Signal DATA Appendix B Pin Assignments...
  • Page 170: Ir Connector (Cn13)

    B.10 IR Connector (CN13) Table B-10: IR connector (CN13) Signal Signal +5 V FIRRX CIRRX IR_RX +5VSB IR_TX B.11 CPU_A Fan Power Connector (CN14) Table B-11: CPU fan power connector (CN14) Signal +12 V Detect PCA-6277 User's Manual...
  • Page 171: Cpu_B Fan Power Connector (Cn15)

    B.12 CPU_B Fan Power Connector (CN15) Table B-12: CPU fan power connector (CN15) Signal +12 V Detect B.13 Power LED and Keylock Connector (CN16) You can use an LED to indicate when the CPU card is on. Pin 1 of CN16 supplies the LED's power, and Pin 3 is the ground.
  • Page 172: External Speaker Connector (Cn17)

    B.14 External Speaker Connector (CN17) The CPU card has its own buzzer. You can also connect it to the external speaker on your computer chassis. Table B-14: External speaker (CN17) Function +5 V Internal buzzer Speaker out B.15 Reset Connector (CN18) Table B-15: Reset connector (CN18) Signal RESET...
  • Page 173: Hdd Led Connector (Cn19)

    B.16 HDD LED Connector (CN19) Table B-16: HDD LED connector (CN19) Signal LED0 (LED-) Vcc(LED+) B.17 ATX Feature Connector (CN20) Table B-17: ATX feature connector (CN20) Signal PS-ON Appendix B Pin Assignments...
  • Page 174: Extension I/O Board Connector (Cn27)

    B.18 ATX Soft Power Switch (CN21) Table B-18: ATX soft power switch (CN21) Signal 5VSB PWR-BTN B.19 Extension I/O Board Connector (CN27) Table B-19: Extension I/O board connector (CN27) Signal Signal D+ (USB3) D- (USB1) D+ (USB2) D- (USB0) D- (USB3) Vcc (USB1) D- (USB2) Vcc (USB0)
  • Page 175: Extension I/O Board Connector (Cn28)

    B.20 Extension I/O Board Connector (CN28) Table B-20: Extension I/O board connector (CN28) Signal Signal TXC+ (DVI) TX0+ (DVI) TXC- (DVI) TX0- (DVI) FP_SDAT (DVI) TXD+ (LAN2) FP_SCLK (DVI) H_DEC (DVI) RXIN+ (LAN2) FP_VCC (DVI) TXD- (LAN2) TX2+ (DVI) MS DATA (PS/2 MS) TX2- (DVI) RXIN- (LAN2) TX1+ (DVI)
  • Page 176: Sm Bus Connector (Cn29)

    B.21 SM Bus Connector (CN29) Table B-21: SM bus connector (CN29) Signal SMB_CLK SMB_DATA B.22 PS/2 Mouse Connector (CN33) Table B-22: PS/2 mouse connector (CN33) Signal MS DATA MS CLOCK PCA-6277 User's Manual...
  • Page 177: System I/O Ports

    B.23 System I/O Ports Table B-23: 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 0C0-0DF...
  • Page 178: Dma Channel Assignments

    B.24 DMA Channel Assignments Table B-24: DMA channel assignments Channel Function Available Available Floppy disk (8-bit transfer) Available Cascade for DMA controller 1 Available Available Available B.25 Interrupt Assignments Table B-25: Interrupt assignments Priority Interrupt# Interrupt source Parity error detected IRQ0 Interval timer IRQ1...
  • Page 179: 1St Mb Memory Map

    B.26 1st MB Memory Map Table B-26: 1st MB memory map Addr. range (Hex) Device F0000h - FFFFFh System ROM C8000h - EFFFFh Unused C0000h - C7FFFh VGA BIOS B8000h - BFFFFh CGA/EGA/VGA text B0000h - B7FFFh Unused A0000h - AFFFFh EGA/VGA graphics 00000h - 9FFFFh Base memory...
  • Page 180 PCA-6277 User's Manual...

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