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AXIOMTEK STX88831 Series User Manual

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STX88831 Series
Intel
Atom™ N270 Processor
STX Form Factor SoM
User's Manual

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Summary of Contents for AXIOMTEK STX88831 Series

  • Page 1 STX88831 Series  Intel Atom™ N270 Processor STX Form Factor SoM User’s Manual...
  • Page 2 AXIOMTEK does not warrant or assume any legal liability or responsibility for the accuracy, completeness or usefulness of any information in this document. AXIOMTEK does not make any commitment to update the information in this manual.

  • Page 3: Esd Precautions

     Wear a wrist-grounding strap, available from most electronic component stores, when handling boards and components. Trademarks Acknowledgments AXIOMTEK is a trademark of AXIOMTEK Co., Ltd. ® Windows is a trademark of Microsoft Corporation. AMI are trademarks of American Megatrend Inc.

  • Page 4: Table Of Contents

    Table of Contents Disclaimers ......................ii ESD Precautions ....................iii CHAPTER 1 INTRODUCTION ..................1 Specifications ................... 2 Utilities Supported ..................4 CHAPTER 2 JUMPERS AND CONNECTORS............5 Board Dimensions and Fixing Holes ............5 Board Layout ................... 7 Jumper Settings ..................9 Connectors....................

  • Page 5: Chapter 1 Introduction

    STX88831, the STX standard interface provides 4 PCI Masters and ISA output for expansion design purpose applied on the related Baseboard. With Axiomtek’s STX SoM, customers are capable of maintaining the same hardware kernel and adapt various I/O combinations for different application purposes.

  • Page 6: Specifications

     533 MHz FSB  BIOS  AMI BIOS with Axiomtek standard features  8Mbit SPI Flash, DMI, Plug and Play  “Load Optimized Default” to backup customized Setting in the BIOS flash chip to prevent from CMOS battery fail ...
  • Page 7 Support 24-bit TTL TFT LCD via STX interface connector and 18/24-bit single/dual channel LVDS with Chrontel CH7308B from SDVO as EFP port through AXIOMTEK 30-pin FPC connector (FC1); please be noted that the LCD interface can be used either TTL TFT or LVDS at the same time ...

  • Page 8: Utilities Supported

    STX88831 STX Evaluation Platform Module Series User’s Manual Utilities Supported  Chipset Driver  VGA Driver Ethernet Driver   Audio Driver Introduction...

  • Page 9: Chapter 2 Jumpers And Connectors

    STX88831 STX Evaluation Platform Module Series User’s Manual CHAPTER 2 JUMPERS AND CONNECTORS Board Dimensions and Fixing Holes Component Side Jumpers and Connectors...
  • Page 10 STX88831 STX Evaluation Platform Module Series User’s Manual Solder Side Jumpers and Connectors...

  • Page 11: Board Layout

    STX88831 STX Evaluation Platform Module Series User’s Manual Board Layout Component Side Jumpers and Connectors...
  • Page 12 STX88831 STX Evaluation Platform Module Series User’s Manual Solder Side Jumpers and Connectors...

  • Page 13: Jumper Settings

    STX88831 STX Evaluation Platform Module Series User’s Manual Jumper Settings Proper jumer settings configure the STX88831 to meet your application purpose. We are herewith listing a summary table of all jumpers and default settings for onboard devices, respectively. Jumper Default Setting Jumper Setting LVDS Voltage Selection Short 1-2...
  • Page 14 STX88831 STX Evaluation Platform Module Series User’s Manual 2.3.2 CMOS Clear Jumper (JP2) You may need to use this jumper is to clear the CMOS memory if incorrect settings in the Setup Utility. Descriptio Function Jumper Setting CMOS Normal Clear (Default) Clear CMOS...

  • Page 15: Connectors

    STX88831 STX Evaluation Platform Module Series User’s Manual Connectors The connectors allow the CPU Board to connect with other parts of the system. Some problems encountered by your system may be a result from loose or improper connections. Ensure that all connectors are in place and firmly attached.
  • Page 16 STX88831 STX Evaluation Platform Module Series User’s Manual 2.4.1 LVDS Flat Panel Connector (FC1) The board has a 30-pin connector FC1 for LVDS Interface LCD. It is strongly recommended to use the matching Hirose DF19G-30P-1H 30- pin connector for LVDS on the board. Signal Signal VCCM...
  • Page 17 STX88831 STX Evaluation Platform Module Series User’s Manual 2.4.2 Serial ATA Connector (SATA1) The SATA connector SATA1 is for high-speed SATA interface ports, and It can be connected to hard disk devices. Signal SATA_TX+ SATA_TX- SATA_RX- SATA_RX+ 2.4.3 STX Connector (SP1, SP2) Jumpers and Connectors...

  • Page 18: Jumpers And Connectors

    STX88831 STX Evaluation Platform Module Series User’s Manual Description Description Description Description NET_TXD+ IDE_RESET# NET_ACT_LE ISA_ NET_TXD- IDE_D7 IOCHCK# NET_LINK_LE NET_CTREF IDE_D8 ISA_SD7 ISA_ DISK_LED# LAN_RXD+ IDE_D6 RSETDRV SPEAKR LAN_RXD- IDE_D9 ISA_SD6 PCI_GNT3# IDE_D5 VCC_5V RSTBTN# VCC_5V_SBY IDE_D10 ISA_SD5 PWRBTN# VCC_5V_SBY IDE_D4 ISA_IRQ9...
  • Page 19 STX88831 STX Evaluation Platform Module Series User’s Manual Description Description Description Description ISA_ VCC_5V HW_VCORE IDE_IOR# IOCHRDY PCI_AD0 VCC_5V IDE_IORDY ISA_ PCI_AD1 VCC_5V IDE_ACK# MEMCS16# VCC_5V PCI_AD2 IDE_A1 ISA_ SBHE# PCI_AD4 PCI_AD5 IDE_A0 ISA_AEN PCI_AD3 IDE_A2 ISA_SMEMW# PCI_C/BE0# IDE_CS0# ISA_IOCS16# PCI_AD6 PCI_AD7 IDE_CS1#...
  • Page 20 STX88831 STX Evaluation Platform Module Series User’s Manual Description Description Description Description PCI_LOCK# PCI_STOP# FDC_WP# ISA_SA16 VCC_3.3V VCC_3.3V FDC_RDATA# ISA_DACK3# VCC_3.3V VCC_3.3V FDC_HDSEL# ISA_IRQ15 FDC_DSKCHG PCI_DEVSEL# PCI_TRDY# ISA_LA19 PCI_IRDY# PCI_FRAME# ISA_SA15 LPT_STB# ISA_DRQ3 LPT_AFD# ISA_IRQ14 PCI_C/BE2# PCI_AD16 LPT_PD0 ISA_LA18 PCI_AD17 PCI_AD18 LPT_ERROR# ISA_SA14...
  • Page 21 STX88831 STX Evaluation Platform Module Series User’s Manual Description Description Description Description PCI_AD28 PCI_AD29 LPT_PE ISA_SYSCLK PCI_AD27 VCC_3.3V LPT_SLCT ISA_SA11 VCC_3.3V VCC_3.3V ISA_SD8 DCD1# PCI_AD31 PCI_REQ1# ISA_DRQ5 RXD1 PCI_AD30 PCI_REQ0# ISA_IRQ7 TXD1# VCC_5V VCC_5V ISA_SA10 DTR1# VCC_5V VCC_5V ISA_SD9 DSR1# PCI_GNT0# PCI_GNT2# ISA_DACK6#...
  • Page 22 STX88831 STX Evaluation Platform Module Series User’s Manual Description Description Description Description FP_DSEL USB0- ISA_IRQ3 FP_VDD_EN FP_CLK_P USB0+ ISA_SA6 FP_BSEL ISA_SD13 FP_DATA_EN FP_CLK_S USB1- VCC_5V ABLE VCC_5V VCC_5V USB1+ ISA_DACK2# FP_D0 FP_D12 ISA_SA5 USB_0_1_OC FP_D1 FP_D13 ISA_SD14 USB_2_3_OC ISA_ FP_D2 MASTER# VGA_DCC_CL FP_D3...

  • Page 23: Chapter 3 Hardware Description

    Make sure your installed microprocessor with all correct settings that prevent the CPU from damages. BIOS The STX88831 Series uses American Megatrends BIOS with 8Mbit SPI Flash, DMI, Plug and Play. System Memory The STX88831 Series industrial CPU card supports one 200-pin unbuffered DDR2 SO-DIMM socket for a maximum memory of 2GB DDR2 SDRAM.

  • Page 24: I/O Port Address Map

    STX88831 STX Evaluation Platform Module Series User’s Manual I/O Port Address Map There are total 1KB port addresses (under OS WinXP) available for assignment to other devices via I/O expansion cards. Address Devices 0000-000F 0081-0083 0087 Direct Memory Access controller 0089-008B 008F 00C0-00DF...
  • Page 25 STX88831 STX Evaluation Platform Module Series User’s Manual Address Devices CC00-CC0F CC80-CC83 Intel® 82801GBM/GHM (ICH7-M Family) D000-D007 Serial ATA Storage Controller D080-D083 D400-D407 D480-D4BF Vinyl AC’97 codec Combo Driver (WDM) D800-D8FF E000-EFFF Intel® 82801G (ICH7 Family) PCI Express Root Port EC00-ECFF Realtek PCIe FE Family Controller FFA0-FFAF...

  • Page 26: Interrupt Controller

    STX88831 STX Evaluation Platform Module Series User’s Manual Interrupt Controller The STX88831 Series is a 100% PC compatible control board. It consists of 16 interrupt request lines, and four out of them can be programmable. The mapping list of the 16 interrupt request lines is shown as the following table.

  • Page 27: Memory Map

    STX88831 STX Evaluation Platform Module Series User’s Manual Memory Map Address Devices 00000000- System board 0009FFFF 000A0000- Mobile Intel® 945 Express Chipset Family 000BFFFF 000A0000- PCI Bus 000BFFFF 000C0000- System board 000CFFFF 000D0000- PCI Bus 000DFFFF 000E0000- System board 000FFFFF 00100000- System board 1F7FFFFF...
  • Page 28 STX88831 STX Evaluation Platform Module Series User’s Manual Address Devices FEA40000- Mobile Intel® 945 Express Chipset Family FEA7FFFF FEA80000- Mobile Intel® 945 Express Chipset Family FEAFFFFF FEB00000- Intel® 82801G (ICH7 Family) PCI Express FEAFFFFF Root Port FEBFF000- Realtek PCIe FE Family Controller FEBFFFFF Hardware Description...
  • Page 29 STX88831 STX Evaluation Platform Module Series User’s Manual MEMO Hardware Description...

  • Page 30: Chapter 4 Ami Bios Utility

    STX88831 STX Evaluation Platform Module Series User’s Manual CHAPTER 4 AMI BIOS UTILITY This chapter provides users with detailed description how to set up basic system configuration through the AMIBIOS8 BIOS setup utility. Starting To enter the setup screens, follow the steps below: Turn on the computer and press the <Del>...
  • Page 31 STX88831 STX Evaluation Platform Module Series User’s Manual The Left <Arrow> keys allow you to select a setup  Left/Right screen. The Up and Down <Arrow> keys allow you to select  Up/Down a setup screen or sub-screen. The Plus and Minus <Arrow> keys allow you to +...

  • Page 32: Main Menu

    STX88831 STX Evaluation Platform Module Series User’s Manual Main Menu When you first enter the Setup Utility, you will enter the Main setup screen. You can always return to the Main setup screen by selecting the Main tab. There are two Main Setup options. They are described in this section.

  • Page 33: Advanced Menu

    STX88831 STX Evaluation Platform Module Series User’s Manual Advanced Menu The Advanced menu allows users to set configuration of the CPU and other system devices. You can select any of the items in the left frame of the screen to go to the sub menus: ...
  • Page 34 STX88831 STX Evaluation Platform Module Series User’s Manual  CPU Configuration This screen shows the CPU Configuration, and you can change the value of the selected option.  Execute-Disable Bit Capability This item helps you enable or disable the No-Execution Page Protection Technology.
  • Page 35 STX88831 STX Evaluation Platform Module Series User’s Manual  Intel (R) C-STATE tech Use this item to enable or disable the C-State technology.  Enhanced C-States This item allows you to enable or disable any available enhanced C-states ( C1E, C2E, C3E, C4E and Hard C4E). ...
  • Page 36 STX88831 STX Evaluation Platform Module Series User’s Manual  Legacy IDE Channels When the ATA/IDE Configuration is set to Compatible, this item will be displayed.  Primary/Secondary IDE Master/Slave Select one of the hard disk drives to configure IDE devices installed in the system by pressing <Enter>...
  • Page 37 STX88831 STX Evaluation Platform Module Series User’s Manual  SuperIO Configuration You can use this screen to select options for the SuperIO Configuration, and change the value of the selected option. A description of the selected item appears on the right side of the screen. ...
  • Page 38 STX88831 STX Evaluation Platform Module Series User’s Manual  Serial Port2 Address This item specifies the base I/O port address and Interrupt Request address of serial port 2. The Optimal setting is 2F8/IRQ3. The Fail-Safe setting is Disabled.  Serial Port2 IRQ This item specifies the IRQ used by the serial port 2.
  • Page 39 STX88831 STX Evaluation Platform Module Series User’s Manual  Hardware Health Configuration This screen shows the Hardware Health CPU Configuration, and a description of the selected item appears on the right side of the screen.  System Temperature/CPU Temperature These items display the temperature of CPU and System, Vcore, etc AMI BIOS Utility...
  • Page 40 STX88831 STX Evaluation Platform Module Series User’s Manual  ACPI Configuration You can use this screen to select options for the ACPI Configuration, and change the value of the selected option. A description of the selected item appears on the right side of the screen.
  • Page 41 STX88831 STX Evaluation Platform Module Series User’s Manual  General ACPI Configuration Scroll to this item and press <Enter> to view the General ACPI Configuration sub menu, which contains General ACPI (Advanced Configuration and Power Management Interface) options for your configuration. AMI BIOS Utility...
  • Page 42 STX88831 STX Evaluation Platform Module Series User’s Manual  Advanced ACPI Configuration Scroll to this item and press <Enter> to view the Advanced ACPI Configuration sub menu, which contains Advanced ACPI (Advanced Configuration and Power Management Interface) options for your configuration. AMI BIOS Utility...
  • Page 43 STX88831 STX Evaluation Platform Module Series User’s Manual  APM Configuration You can use this screen to select options for the APM Configuration, and change the value of the selected option. A description of the selected item appears on the right side of the screen.
  • Page 44 STX88831 STX Evaluation Platform Module Series User’s Manual  Video Power Down Mode This option specifies the Power State that the video subsystem enters when the BIOS places it in a power saving state after the specified period of display inactivity has expired.
  • Page 45 STX88831 STX Evaluation Platform Module Series User’s Manual This setting prevents the system from entering Disabled suspend mode. This is the default setting. Set this item to allow the computer system to enter 1 Min suspend mode after being inactive for 1 minute. Set this item to allow the computer system to enter 4 Min suspend mode after being inactive for 4 minutes.
  • Page 46 STX88831 STX Evaluation Platform Module Series User’s Manual  MPS Configuration This screen shows the MPS (Multi Processor Specification) Configuration, and you can change its value. A description of the selected item appears on the right side of the screen. ...
  • Page 47 STX88831 STX Evaluation Platform Module Series User’s Manual  USB Configuration You can use this screen to select options for the USB Configuration, and change the value of the selected option. A description of the selected item appears on the right side of the screen.

  • Page 48: Pci Pnp Menu

    STX88831 STX Evaluation Platform Module Series User’s Manual PCI PnP Menu The PCI PnP menu allows users to change the advanced settings for PCI/PnP devices. AMI BIOS Utility...
  • Page 49 STX88831 STX Evaluation Platform Module Series User’s Manual  Clear NVRAM Use this item to clear the data in the NVRAM (CMOS). Here are the options for your selection, No and Yes.  Plug & Play O/S When the setting is No, Use this item to configure all the devices in the system.
  • Page 50 STX88831 STX Evaluation Platform Module Series User’s Manual  Palette Snooping Some old graphic controllers need to “snoop” on the VGA palette, and then map it to their display as a way to provide boot information and VGA compatibility. This item allows such snooping to take place.

  • Page 51: Boot Menu

    STX88831 STX Evaluation Platform Module Series User’s Manual Boot Menu The Boot menu allows users to change boot options of the system. You can select any of the items in the left frame of the screen to go to the sub menus: ...
  • Page 52 STX88831 STX Evaluation Platform Module Series User’s Manual  Boot Settings Configuration  Quick Boot Enabling this item lets the BIOS skip some power on self tests (POST). The default setting is Enabled.  Boot Num-Lock Use this item to select the power-on state for the NumLock. The default setting is On.
  • Page 53 STX88831 STX Evaluation Platform Module Series User’s Manual LAN Boot Option  Use these items to enable or disable the Boot ROM function of the onboard LAN chip when the system boots up. AMI BIOS Utility...

  • Page 54: Security Menu

    STX88831 STX Evaluation Platform Module Series User’s Manual Security Menu The Security menu allows users to change the security settings for the system.  Supervisor Password This item indicates whether a supervisor password has been set. If the password has been installed, Installed displays.

  • Page 55: Chipset Menu

    STX88831 STX Evaluation Platform Module Series User’s Manual Chipset Menu The Chipset menu allows users to change the advanced chipset settings. You can select any of the items in the left frame of the screen to go to the sub menus: ...
  • Page 56 STX88831 STX Evaluation Platform Module Series User’s Manual  North Bridge Configuration  DRAM Frequency This item allows you to control the Memory Clock.  Configure DRAM Timing by SPD This item can enable or disable DRAM timing by SPD (Serial Presence Detect) device, which is a small EEPROM chip on the memory module, containing important information about the module speed, size, addressing...
  • Page 57 STX88831 STX Evaluation Platform Module Series User’s Manual  Internal Graphics Mode Select This item allows you to select the amount of system memory used by the internal graphics device.  Video Function Configuration Press <Enter> for the sub-menu for setting up video function.
  • Page 58 STX88831 STX Evaluation Platform Module Series User’s Manual  South Bridge Configuration  AC97 Controller This item allows you to enable or disable the AC97 audio support.  Restore on AC Power Loss This item can control how the PC will behave once power is restored following a power outage, or other unexpected shutdown.

  • Page 59: Exit Menu

    STX88831 STX Evaluation Platform Module Series User’s Manual Exit Menu The Exit menu allows users to load your system configuration with optimal or failsafe default values.  Save Changes and Exit When you have completed the system configuration changes, select this option to leave Setup and reboot the computer so the new system configuration parameters can take effect.
  • Page 60 STX88831 STX Evaluation Platform Module Series User’s Manual but may not work best for all computer applications. In particular, do not use the Optimal Setup options if your computer is experiencing system configuration problems. Select Load Optimal Defaults from the Exit menu and press <Enter>.
  • Page 61 STX88831 STX Evaluation Platform Module Series User’s Manual MEMO AMI BIOS Utility...

  • Page 62: Appendix A Watchdog Timer

    STX88831 STX Evaluation Platform Module Series User’s Manual APPENDIX A WATCHDOG TIMER Watchdog Timer Setting After the system stops working for a while, it can be auto-reset by the Watchdog Timer. The integrated Watchdog Timer can be set up in the system reset mode by program.
  • Page 63 STX88831 STX Evaluation Platform Module Series User’s Manual ; IF to disable WDT: O 2E 30 O 2F 00 ; Can be disable at any time  Timeout Value Range  1 to 255  Minute / Second  Program Sample Watchdog Timer can be set to system reset after 5-second timeout.

  • Page 64: Appendix Bdigital I/O

    STX88831 STX Evaluation Platform Module Series User’s Manual APPENDIX B DIGITAL I/O Digital I/O Software Programming (For STB86600 DIO Port)  Didital I/O Connector : DIO1 Signal Signal Digital Output 0 (Bit 0) Digital Input 0 (Bit 0) Digital Output 1 (Bit 1) Digital Input 1 (Bit 1) Digital Output 2 (Bit 2) Digital Input 2 (Bit 2)
  • Page 65 STX88831 STX Evaluation Platform Module Series User’s Manual  The Digital I/O on the board is not an isolated type : Output Address Input Address Out 0 123h In 0 123h Out 1 123h In 1 123h Out 2 123h In 2 123h Out3...
  • Page 66 STX88831 STX Evaluation Platform Module Series User’s Manual MEMO Digital I/O Programming Source Code...

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