Advantech PCA-6740 User Manual
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Advantech PCA-6740 User Manual

Advantech PCA-6740 User Manual

Isa stpc elite 133 half-size cpu card cpu/32mb sdram/vga/lcd/lan/doc/cf/pc104
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PCA-6740
ISA STPC Elite 133 Half-size CPU card
with CPU/32MB SDRAM/VGA/LCD/
LAN/DOC/CF/PC104
User's Manual

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Summary of Contents for Advantech PCA-6740

  • Page 1 PCA-6740 ISA STPC Elite 133 Half-size CPU card with CPU/32MB SDRAM/VGA/LCD/ LAN/DOC/CF/PC104 User’s Manual...
  • Page 2 Copyright notice This document is copyrighted 2002, by Advantech Co., Ltd. All rights are reserved. The original manufacturer reserves the right to make improvements to the products described in this manual at any time without notice. No part of this manual may be reproduced, copied, translated or transmitted in any form or by any means without the prior written permission of the original manufacturer.
  • Page 3 Before installing your board, ensure that the following materials have been received: • 1 PCA-6740 Series all-in-one single board computer • 1 Startup Manual (part no. 2006674000) • 1 utility disk / CD including utilities and manual (in PDF format) •...

  • Page 4: Table Of Contents

    Contents Chapter 1 General Information ..........1 1.1 Introduction ..................2 1.2 Features .................... 3 1.3 Specifications ..................4 1.4 Board layout and dimensions ............6 Chapter 2 Connecting Peripherals ........7 2.1 Connector locations (component side) ..........8 2.2 Locating jumpers ................9 2.3 Jumpers and connectors ..............
  • Page 5 Chapter 3 Award BIOS Setup ..........23 3.1 System test and initialization ............24 Award BIOS setup ............... 25 3.2.1 Entering setup ..............25 3.2.2 Standard CMOS Features Setup ......... 26 3.2.3 Advanced BIOS Features Setup ......... 27 3.2.4 Advanced Chipset Features Setup ........28 3.2.5 Integrated Peripherals Setup ..........
  • Page 6 Chapter 6 Floppy Disk Drive Installation ......77 Installation for Windows 95 ............78 Installation for Windows 98 ............87 Appendix A Pin Assignments..........93 IDE hard drive connector (CN1) ............94 Floppy drive connector (CN2) ..............95 Parallel port connector (CN3) ............... 96 Flat panel display connector (CN4) ............
  • Page 7 Figures Figure 1-1: PCA-6740 dimensions (component side) ........6 Figure 2-1: Board Layout: Connector Locations(component side) ....8 Figure 2-2: Locating Jumpers ................9 Figure 3-1: BIOS setup program initial screen ..........25 Figure 3-2: Standard CMOS Features screen ..........26 Figure 3-3: Advanced BIOS Features setup ............
  • Page 8 Tables Tables Table 2-1: Jumpers ..................10 Table 2-2: Connectors ..................11 Table 2-3: Serial port connections (COM1, COM2) ........21 Table 2-4: Serial port default settings ............21 Table A-1: IDE hard drive connector .............. 94 Table A-2: Floppy drive connector ..............95 Table A-3: Parallel port connector ..............

  • Page 9: Chapter 1 General Information

    General Information This chapter gives background informa- tion on the PCA-6740. Sections include: • Board specifications • Board layout and dimensions...

  • Page 10: Introduction

    Flash chip holds the system BIOS and the VGA BIOS. This minimizes the number of chips and eases configuration. You can change the display BIOS simply by programming the Flash chip. If you need any additional functions, the PCA-6740 has a PC/104 connector for future upgrades. PCA-6740 User's Manual...

  • Page 11: Features

    Features • On-board Low power STMicroelectronics STPC Elite 133 processor (fanless) • On-board 32 MB SDRAM • On-board VGA/LCD display controller and 18-bit LCD TFT display • 62-level watchdog timer, jumperless on-line setup supported • Supports wake-up on LAN, ring-on by Modem ®...

  • Page 12: Specifications

    • IR port: One 115 kbps IrDA compliant serial infrared • Serial ports: 2 serial ports COM1: RS-232, COM2: RS-232/422/ • Watchdog timer: 62-level timer interval, setup by software or jumperless selection, generates system reset or IRQ11. PCA-6740 User's Manual...
  • Page 13 1.3.2 Local-bus flat panel/VGA interface • Chipset: SMI LynxEM+ 712G • Display memory: 2MB • Display type: Simultaneous support for CRT and 18-bit TFT LCD display (supports 3.3 V and 5 V LCD) • Resolution: Non-interlaced CRT monitor resolution up to 1280 x 1024 @ 256 colors, Panel resolutions up to 1024 x 768 @ 64K colors TFT panel 1.3.3 Ethernet interface...

  • Page 14: Board Layout And Dimensions

    Board layout and dimensions Figure 1-1: PCA-6740 dimensions (component side) PCA-6740 User's Manual...

  • Page 15: Chapter 2 Connecting Peripherals

    Peripherals This chapter tells how to connect peripherals, switches and indicators to the PCA-6740 board. 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 your...

  • Page 16: Connector Locations (Component Side)

    2.1 Connector locations (component side) Figure 2-1: Board Layout: Connector Locations(component side) PCA-6740 User's Manual...

  • Page 17: Locating Jumpers

    2.2 Locating jumpers Figure 2-2: Locating Jumpers Chapter 2 Connecting...

  • Page 18: Jumpers And Connectors

    The table below lists the function of each of the board jumpers and connectors: Table 2-1: Jumpers Label Function CMOS Charge & Discharge LAN Power select LCD High Drive Signal Buffer Power RS-232/RS-422/RS-485 select ® 2000 Address select Watchdog timer PCA-6740 User's Manual...

  • Page 19: Table 2-2: Connectors

    The following table lists the connectors on the PCA-6740. Table 2-2: Connectors Label Function IDE connector FDD connector Printer port connector LCD 24-bit connector Reserved Multiple connector ATX Power Standby connector LCD inverter power CRT connector CN10 PC/104 connector CN11...

  • Page 20: Setting Jumpers

    If you have any doubts about the best hardware configuration for your application, contact your local distributor or sales representative before you make any changes. Generally, you simply need a standard cable to make most connec- tions. PCA-6740 User's Manual...
  • Page 21 2.4.2 Settings details J1: CMOS Charge & Discharge Function Discharge Charge Discharge Charge J2: LAN Power Select Function 5 V Standby VCC* 5 V Standby VCC* JP1: LCD High drive signal buffer power Function 1-3, 2-4 +5 V* 3-5, 4-6 +3.3 V +5 V* +3.3 V...
  • Page 22 1-2 (CN10 connector) COM2/RS-232* 3-4 (CN11 connector) COM2/RS-422 5-6 (CN11 connector) COM2/RS-485 RS-232* RS-422 RS-485 JP3: DOC address select Address at D4000h DC000h 1-2, 3-4 CC000h 1-2, 5-6 D0000h 3-4, 5-6 D8000h D4000h DC000h CC000h D0000h D8000h *Default Settings PCA-6740 User's Manual...

  • Page 23: Watchdog Timer Action (Jp4)

    2.5 Watchdog timer action (JP4) When the watchdog timer activates (CPU processing has come to a halt), it can reset the system or generate an interrupt on IRQ11. This can be set via JP4 as shown below: JP4: Watchdog timer Function Reset* IRQ11...

  • Page 24: Enhanced Ide Connector (Cn1)

    2.6 Enhanced IDE connector (CN1) You can attach two IDE (Integrated Device Electronics) drives to the PCA-6740 internal controller. The PCA-6740 CPU card has an EIDE connector, CN1. Wire number 1 on the cable is red or blue, and the other wires are gray.

  • Page 25: Fdd Connector (Cn2)

    2.7 FDD connector (CN2) You can attach up to two floppy disk drives to the PCA-6740's onboard controller. You can use any combination of 5.25" (360 KB/ 1.2 MB) and/or 3.5" (720 KB/1.44/2.88 MB) drives. The card comes with a 34-pin daisy-chain drive connector cable. On one end of the cable is a 34-pin flat-cable connector.

  • Page 26: Flat Panel Display Connector (Cn4)

    Therefore make sure that CN17 is connected to a +12 V power supply. The PCA-6740 provides a bias control signal on CN4 which can be used to control the LCD bias voltage. It is recommended that the LCD bias voltage not be applied to the panel until the logic supply voltage (+5 V or +3.3 V) and panel video signals are stable.

  • Page 27: Atx Feature Connector (Cn7)

    2.13 ATX Feature Connector (CN7) When the PCA-6740 is used as a standalone card, the main power connector (CN7) is used. If the PCA-6740 is used with a passive backplane, the main power connector (CN7) should not be connected. This is because the card will be powered from the backplane.

  • Page 28: Pc/104 Connectors (Cn10)

    2.15 PC/104 connectors (CN10) The PCA-6740 is equipped with a 16-bit ISA signal PC/104 connector for future expansion. See Appendix D for details. 2.16 Ethernet connector (CN11) The PCA-6740 is equipped with a high performance 32-bit PCI-bus Fast Ethernet interface which is fully compliant with IEEE 802.3u 10/100Base-T specifications.

  • Page 29: Table 2-3: Serial Port Connections (Com1, Com2)

    The IRQ and address range for both ports are fixed. However, if you wish to disable the port or change these parameters later, you can do this in the system BIOS setup. The table below shows the settings for the PCA-6740 series' board's ports: Table 2-4: Serial port default settings Port...

  • Page 30: Internal Keyboard Connector (Cn16)

    For external keyboard pin assignments, see Appendix A. 2.19 AT power connector (CN17) If you prefer not to acquire power through the PCA-6740 backplane via the gold H-connectors, The big 4P power connector (CN17) also provides power input connectors for +5 V, and +12 V.

  • Page 31: Chapter 3 Award Bios Setup

    Award BIOS Setup This chapter describes how to set BIOS configuration data.

  • Page 32: System Test And Initialization

    3. The CMOS memory has lost power and the configuration information has been erased. The PCA-6740 CMOS memory has an integral lithium battery backup. The battery backup should last ten years in normal service, but when it finally runs down, you will need to replace the complete unit.

  • Page 33: Award Bios Setup

    Award BIOS setup Award’s BIOS ROM has a built-in Setup program that allows users to modify the basic system configuration. This type of information is stored in battery-backed CMOS RAM so that it retains the Setup information when the power is turned off. 3.2.1 Entering setup Power on the computer and press <Del>...

  • Page 34: Standard Cmos Features Setup

    3.2.2 Standard CMOS Features Setup When you choose the Standard CMOS Features option from the Initial Setup screen menu, the screen shown below is displayed. This standard Setup Menu allows users to configure system components such as date, time, hard disk drive, floppy drive and display.

  • Page 35: Advanced Bios Features Setup

    By choosing the Advanced BIOS Features option from the Initial Setup Screen menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCA-6740. Figure 3-3: Advanced BIOS Features setup Chapter 3 Award BIOS Setup...

  • Page 36: Advanced Chipset Features Setup

    3.2.4 Advanced Chipset Features Setup By choosing the Advanced Chipset Features Setup option from the Initial Setup Screen menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCA-6740. Figure 3-4: Advanced Chipset Features Setup PCA-6753 User's Manual...

  • Page 37: Integrated Peripherals Setup

    3.2.5 Integrated Peripherals Setup By choosing the Integrated Peripherals option from the Initial Setup screen menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCA- 6740. The PANEL TYPE by default supports a 18-bit 640 x 480 TFT LCD panel display.

  • Page 38: Power Management Setup

    3.2.6 Power Management Setup By choosing the Power Management Setup option from the Initial Setup Screen menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCA-6740. Figure 3-6: Power Management Setup PCA-6753 User's Manual...

  • Page 39: Pnp/Pci Configurations Setup

    3.2.7 PnP/PCI Configurations Setup By choosing the PnP/PCI Configurations option from the Initial Setup Screen menu, the screen below is displayed. This sample screen contains the manufacturer’s default values for the PCA- 6740. Figure 3-7: PnP/PCI Configurations Chapter 3 Award BIOS Setup...

  • Page 40: Set Password

    3.2.8 Set Password To enable the password feature, you must first select either Setup or System under the Security Option in the Advanced BIOS Features Setup. To change the password, choose the Set Password option from the Initial Setup Screen menu and press <Enter>. 1.

  • Page 41: Save & Exit Setup

    Figure 3-8: Set Password Screen 3.2.9 Save & Exit Setup If you select this option and press <Enter>, the values entered in the setup utilities will be recorded in the chipset’s CMOS memory. 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 42: Exit Without Saving

    3.2.10 Exit without saving Selecting this option and pressing <Enter> lets you exit the Setup program without recording any new values or changing old ones. Figure 3-10: Exit Setup Without Saving PCA-6753 User's Manual...

  • Page 43: Chapter 4 Svga Setup

    SVGA Setup • Introduction • Installation of SVGA driver for Win- dows 95/98/NT4.0...

  • Page 44: Introduction

    Introduction The PCA-6740 has an on-board LCD/VGA interface. The specifica- tions and features are described as follows: 4.1.1 Chipset The PCM-6740 uses a SMI LynxEM+ 712G chipset for its SVGA controller. It supports many popular 18-bit LCD displays and conventional analog CRT monitors. The VGA BIOS supports LCD.

  • Page 45: Installation Of Svga Driver

    Installation of SVGA driver Complete the following steps to install the SVGA driver. Follow the procedures in the flow chart that apply to the operating system that you are using within your PCM-6740. Important: The following windows illustrations are examples only.

  • Page 46: Installation For Windows 95

    4.2.1 Installation for Windows 95 1. In the Windows 95 Main screen, click on "Start," select "Settings," then "Control Panel." Double click the "Display" icon. PCA-6740 User's Manual...
  • Page 47 2. Select the "Settings" tab, then click the "Advanced Properties" button. Chapter 4 SVGA Setup...
  • Page 48 3. Click the "Change" button, then "Have Disk ..." to change the default VGA driver. 4. Direct the path to the SMI VGA driver on the CD, and click "OK." PCA-6740 User's Manual...
  • Page 49 5. Select "Yes" to reboot the system. Chapter 4 SVGA Setup...

  • Page 50: Installation For Windows 98

    4.2.2 Installation for Windows 98 1. Insert the disk into the CD-ROM drive. 2. Click on the "Start" icon, then select "Settings," "Control Panel," and double click on "Display." PCA-6740 User's Manual...
  • Page 51 3. Select the "Settings" tab, then click "Advanced..." Chapter 4 SVGA Setup...
  • Page 52 4. Click the "Adapter" tab, and then the "Change ..." button. PCA-6740 User's Manual...
  • Page 53 5. Select "Display a list of all the drivers in a specific location..." then click "Next." Chapter 4 SVGA Setup...
  • Page 54 6. Click the "Have Disk ..." button 7. Direct the path to the SMI VGA driver in the CD and click "OK" to install the driver. PCA-6740 User's Manual...
  • Page 55 8. Reboot the system. Chapter 4 SVGA Setup...

  • Page 56: Installation For Windows Nt

    4.2.3 Installation for Windows NT 1. Click the "Start" icon, select "Settings," then "Control Panel,"and double click "Display." PCA-6740 User's Manual...
  • Page 57 2. Click the "Settings" tab, then the "Display Type..." button. Chapter 4 SVGA Setup...
  • Page 58 3. Click "Change..." PCA-6740 User's Manual...
  • Page 59 4. Click the "Have Disk..." button. Chapter 4 SVGA Setup...
  • Page 60 5. a. Insert the disk into the CD-ROM drive. b. Type “D:\slotpc\6740\VGA\WINNT” (where D: represents your CD-ROM drive) in the blank. c. Press “OK”. 6. Press "Yes" to proceed. PCA-6740 User's Manual...

  • Page 61: Further Information

    7. Press "Yes" to restart the system. Further information For further information about the PCI/SVGA installation in your PCA-6740, including driver updates, troubleshooting guides and FAQ lists, visit the following web resources: SMI web site: http://www.siliconmotion.com Advantech web sites: http://www.advantech.com http://www.advantech.com.tw...
  • Page 62 PCA-6740 User's Manual...

  • Page 63: Chapter 5 Pci Bus Ethernet Interface

    PCI Bus Ethernet Interface This chapter provides information on Ethernet configuration. • Introduction • Installation of Ethernet driver for Windows 95/98/NT • Further information...

  • Page 64: Introduction

    Introduction The PCA-6740 is equipped with a high performance 32-bit Ethernet chipset which is fully compliant with IEEE 802.3 100 Mbps CSMA/ CD standards. It is supported by major network operating systems. It is also both 100Base-T and 10Base-T compatible. The medium type can be configured via the RSET8139.exe program included on...

  • Page 65: Installation For Windows 95

    5.2.1 Installation for Windows 95 1. Click the "Start" icon, select "Settings," then "Control Panel," then "System." Chapter 5 PCI Bus Ethernet Interface...
  • Page 66 2. Click "Device Manager" folder, then double click "PCI Ethernet Controller." PCA-6740 User's Manual...
  • Page 67 3. Select the "Driver" folder, then click "Update Driver ..." Chapter 5 PCI Bus Ethernet Interface...
  • Page 68 4. Select "No, select driver from list," and click the "NEXT" button. PCA-6740 User's Manual...
  • Page 69 5. Highlight "Network Adapters" then click the "NEXT" button. Chapter 5 PCI Bus Ethernet Interface...
  • Page 70 6. Click "Have Disk ..." to update the LAN driver. 7. Direct the path to the LAN driver to install it. PCA-6740 User's Manual...
  • Page 71 8. Insert "Windows 95 CD" and click "OK." 9. Reboot the system. Chapter 5 PCI Bus Ethernet Interface...

  • Page 72: Installation For Windows 98

    5.2.2 Installation for Windows 98 1. Click "Start," then "Settings," and "Control Panel." Double click on the "System" icon. PCA-6740 User's Manual...
  • Page 73 2. Click the "Device Manager" tab, then highlight "PCI Ethernet Controller" Chapter 5 PCI Bus Ethernet Interface...
  • Page 74 3. Click on "Properties," select the "Driver" tab, then "Update Driver..." PCA-6740 User's Manual...
  • Page 75 4. Select "Display a list of all the.." then hit "NEXT." Chapter 5 PCI Bus Ethernet Interface...
  • Page 76 5. Select "Network adapters," and click the "NEXT" button. PCA-6740 User's Manual...
  • Page 77 6. Click the "Have Disk..." button. Chapter 5 PCI Bus Ethernet Interface...
  • Page 78 7. a. Insert the CD ROM. b. Type “D:\LAN\WIN98_V3.94” (where D: represents your CD- ROM drive). c. Click “OK”. 8. The system will now install the driver. PCA-6740 User's Manual...
  • Page 79 9. Insert the Windows 98 CD in the CDROM drive. 10. Reboot the system. Chapter 5 PCI Bus Ethernet Interface...

  • Page 80: Installation For Windows Nt

    5.2.3 Installation for Windows NT 1. a. Select “Start,” “Settings,” and “Control Panel.” b. Double click “Network”. PCA-6740 User's Manual...
  • Page 81 2. Click on "Select from list." Chapter 5 PCI Bus Ethernet Interface...
  • Page 82 3. Click "Have Disk..." 4. Type in the path, then click "OK." PCA-6740 User's Manual...
  • Page 83 5. Insert the Windows NT CD. 6. Reboot. Chapter 5 PCI Bus Ethernet Interface...

  • Page 84: Further Information

    Further information Realtek website: www.realtek.com Advantech websites:www.advantech.com www.advantech.com.tw PCA-6740 User's Manual...
  • Page 85 Floppy Disk Drive Installation This chapter provides information on installation of a standard floppy drive for Windows 95 and 98.
  • Page 86 CD. This will create directory C:\STM95FDC on the C drive and copy files into it. 3. Reboot the system and restart Windows 95. 4. Click the “Start” button, select “Settings,” then “Control Panel,” and double click the “System” icon. PCA-6740 User's Manual...
  • Page 87 5. In “System Properties,” click the “Device Manager” tab. Chapter 6 Floppy Disk Drive Installation...
  • Page 88 6. Select the “Standard Floppy Disk Controller” listing, and remove it. Do not reboot the system. PCA-6740 User's Manual...
  • Page 89 7. Click “Start,” “Settings,” “Control Panel,” and “Add New Hardware.” Chapter 6 Floppy Disk Drive Installation...
  • Page 90 8. Click the “Yes (Recommended)” button. The system will detect the new hardware. PCA-6740 User's Manual...
  • Page 91 9. Highlight “Floppy Disk Controllers,” and click the “NEXT” button. Chapter 6 Floppy Disk Drive Installation...
  • Page 92 10. Click “Have Disk …” 11. Type in the path of the driver. PCA-6740 User's Manual...
  • Page 93 12. Click “Finish” and reboot the system. Chapter 6 Floppy Disk Drive Installation...
  • Page 94 13. In the “Device Manager,” remove any instance of “STMicro- electronics Floppy Disk Controller” that is marked with a red X. Note : If the standard FDD is not updated as specified above, the system might hang up during a FDD read/write operation. PCA-6740 User's Manual...
  • Page 95 Installation for Windows 98 1. Click “Start,” “Settings,” “Control Panel,” and then “System” Chapter 6 Floppy Disk Drive Installation...
  • Page 96 2. In “System Properties,” click “Device Manager” and select the “Standard Floppy Disk Controller” listing. PCA-6740 User's Manual...
  • Page 97 3. Click “Properties,” and select “Driver.” Click “Update Driver …” Chapter 6 Floppy Disk Drive Installation...
  • Page 98 4. Click “Display a list of all the drivers…,” and then “NEXT.” PCA-6740 User's Manual...
  • Page 99 5. Click the “Have Disk …” button. Chapter 6 Floppy Disk Drive Installation...
  • Page 100 6. Type in the path of the STM floppy controller, then hit "OK." 7. Reboot the system. PCA-6740 User's Manual...
  • Page 101 Pin Assignments This appendix contains information of a detailed or specialized nature. It includes: • IDE hard drive connector • Floppy drive connector • Parallel port connector • LCD connector • External speaker connector • Keyboard lock connector • System reset switch connector •...

  • Page 102: Table A-1: Ide Hard Drive Connector

    DATA 0 DATA 15 SIGNAL GND DRQ* IO WRITE* IO READ* IO CHANNEL READY IRQ14 (IDE IRQ) IOCS16* ADDR 1 ADDR 0 ADDR 2 HARD DISK HARD DISK SELECT 0 SELECT 1 IDE ACTIVE* * low active PCA-6740 User's Manual...

  • Page 103: Table A-2: Floppy Drive Connector

    Floppy drive connector (CN2) Table A-2: Floppy drive connector Signal Signal DENSITY SELECT* 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 A Pin Assignments...

  • Page 104: Table A-3: Parallel Port Connector

    Parallel port connector (CN3) Table A-3: Parallel port connector Signal STROBE* AUTOFD* ERROR* INIT* SLCTINI* ACK* BUSY SLCT * low active PCA-6740 User's Manual...

  • Page 105: Table A-4: Flat Panel Display Connector

    Flat panel display connector (CN4) Table A-4: Flat panel display connector Function Function +12 V +12 V ENAVEE DE (M) ENABKL VSAFE (ENAVDD) Appendix A Pin Assignments...

  • Page 106: Table A-5A: External Speaker Connector

    CN6- External speaker (pins 1,3,5,7) External speaker connector Table A-5a: External speaker connector Signal + 5 V Internal speaker input External speaker signal CN6- Keyboard lock connector (pins 2,4) Keyboard Lock Connector Table A-5b: Keyboard lock connector Signal keyboard lock PCA-6740 User's Manual...

  • Page 107: Table A-5C: System Reset Switch Connector

    CN6- System reset switch conn (pins 9,11) Reset Connector Table A-5c: System reset switch connector Signal MR_RESET CN6- IR connector (pins 12,14,16,18,20) IR connector Table A-5d: IR connector Signal +5 V IR_RX IR_TX Appendix A Pin Assignments...

  • Page 108: Table A-5E: Hdd Led Connector

    CN6- HDD LED connector (pins 13,15) HDD LED Connector Table A-5e: HDD LED connector Signal IDE LED + IDE LED - CN6- ATX power button (pins 17,19) ATX power button connector Table A-5f: ATX power button Signal Power ON PCA-6740 User's Manual...

  • Page 109: Table A-6: Atx Power Standby Connector

    ATX power standby connector (CN7) Table A-6: ATX power standby connector Signal 5 V SB PS_ON LCD Inverter Power (CN8) Table A-7: LCD Inverter connector Signal Backlight On/Off Control Backlight Control Appendix A Pin Assignments...

  • Page 110: Table A-8: Crt Display Connector

    CRT Display Connector (CN9) Table A-8: CRT display connector Signal Signal GREEN BLUE H-SYNC V-SYNC COM2 RS-422/485 connector (CN13) Table A-9: COM2 RS-232/422/485 connector RS-422 port RS-485 port TXD- DATA- TXD+ DATA+ RXD+ RXD- PCA-6740 User's Manual...

  • Page 111: Table A-10: Com2 Rs-232 Connector

    COM2 RS-232 connector (CN14) Table A-10: COM2 RS-232 connector RS-232 port RS-232 port COM1 RS-232 connector (CN15) Table A-11: COM1 RS-232 connector Signal Appendix A Pin Assignments...

  • Page 112: Table A-12: External Keyboard Connector

    Internal keyboard connector (CN16) Table A-12: External keyboard connector Signal DATA + 5 V AT power connector (CN17) Table A-13: AT power connector Signal +12 V +5 V PCA-6740 User's Manual...

  • Page 113: Table A-14: Keyboard And Mouse Connector

    Keyboard and mouse connnector (CN18) Table A-14: Keyboard and mouse connector Signal KB DATA MS DATA KB CLOCK MS CLOCK Appendix A Pin Assignments...
  • Page 114 PCA-6740 User's Manual...
  • Page 115 System Assignments • System I/O ports • DMA channel assignments • Interrupt assignments • 1st MB memory map...

  • Page 116: Table B-1: System I/O Ports

    B.1 System I/O ports Table B-1: 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 117: Table B-2: Dma Channel Assignments

    3C0-3CF Reserved 3D0-3DF Color/graphics monitor adapter 3F0-3F7 Diskette controller 3F8-3FF Serial port 1 Watchdog timer ** default setting B.2 DMA channel assignments Table B-2: DMA channel assignments Channel Function Available Available Floppy disk (8-bit transfer) Parallel** Cascade for DMA controller 1 Available Available Available...

  • Page 118: Table B-3: Interrupt Assignments

    B.3 Interrupt assignments Table B-3: Interrupt assignments Interrupt# Interrupt source Parity error detected IRQ 0 Interval timer IRQ 1 Keyboard IRQ 2 Interrupt from controller 2 (cascade) IRQ 8 Real-time clock IRQ 9 Reserve IRQ 10 Available IRQ 11 Reserved for watchdog timer IRQ 12 PS/2 mouse IRQ 13...

  • Page 119: Table B-4: 1St Mb Memory Map

    B.4 1st MB memory map Table B-4: 1st MB memory map Addr. range (Hex) Device F000h - FFFFh System ROM E000 - EFFF Unused CC00 - DFFF available C800 - CBFF Ethernet ROM* C000h - C7FFh VGA BIOS B800h - BFFFh CGA/EGA/VGA text B000h - B7FFh Reserved for graphic mode usage...
  • Page 120 PCA-6740F User's Manual...
  • Page 121 LCD Services This appendix contains information of a detailed or specialized nature. It includes information about 18-bit TFT LCD interfaces.
  • Page 122 Advantech will supply a BIOS file and connection cable to the customer upon completing the service f) A minimum of seven working days is required for completion of...
  • Page 123 Installing PC/104 Modules This appendix gives instructions for installing PC/104 modules.
  • Page 124 4. Mount the PC/104 module onto the CPU card by pressing the module firmly but carefully onto the mounting connectors. 5. Secure the PC/104 module onto the CPU card using the four mounting spacers and screws. PCA-6740 User's Manual...
  • Page 125 PC /104 M ou n tin g S u p p ort M ale Fem a le P C /10 4 m o d ule PC A-6740 Figure D-1: PC/104 module mounting diagram 8 .9 8 2.5 9 5 .9 9 0 .8 9 0.8 5 .1...

  • Page 126: Table D-1: Pc/104 Connectors (Cn8)

    SA10 IRQ7 — — IRQ6 — — IRQ5 — — IRQ4 — — IRQ3 — — DACK2* — — — — BALE — — +5 V — — — — — — — — * active low PCA-6740 User's Manual...
  • Page 127 Programming the Watchdog Timer The PCA-6740 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 128 The value range is from 01 (hex) to 3E (hex), and the related time interval is 1 sec. to 62 sec. Data Time Interval 1 sec. 2 sec. 3 sec. 4 sec. • • • • • • 62 sec. PCA-6740 User's Manual...
  • Page 129 After data entry, your program must refresh the watchdog timer by rewriting the 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 130 PCA-6740 User's Manual...
  • Page 131 Mechanical Drawing...

  • Page 132: Figure F-1: Board Dimensions (Component Side)

    Component side Figure F-1: Board Dimensions (component side) PCA-6753 User's Manual...

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