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Ampro LittleBoard 735 Reference Manual

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LittleBoard
735
Single Board Computer
Reference Manual
P/N 50-1Z020-1020

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Summary of Contents for Ampro LittleBoard 735

  • Page 1 ™ LittleBoard Single Board Computer Reference Manual P/N 50-1Z020-1020...
  • Page 2 ADLINK at the address shown at the bottom of this notice. TRADEMARKS CoreModule and the Ampro logo are registered trademarks, and ADLINK, Little Board, LittleBoard, MightyBoard, MightySystem, MilSystem, MiniModule, ReadyBoard, ReadyBox, ReadyPanel, ReadySystem, and RuffSystem are trademarks of ADLINK Technology, Inc. All other marks are the property of their respective companies.

  • Page 3: Table Of Contents

    USB Interfaces ..........................32 USB 2.0 Support........................32 Legacy USB Support .......................32 USB0 and USB1 ........................33 USB2 and USB3 ........................33 USB4 and USB5 ........................34 Audio Interface..........................34 Video Interfaces .........................35 VGA Interface ........................36 LVDS Interface ........................36 TV-Out Interface ........................37 LittleBoard 735 Reference Manual...
  • Page 4 BIOS Exit Setup Screen ......................59 Appendix A Technical Support ....................61 Index ..............................63 List of Figures Figure 2-1. Stacking PC/104 Modules with the LittleBoard 735 ..........4 Figure 2-2. Functional Block Diagram ..................7 Figure 2-3. Component Locations (Top Side)................10 Figure 2-4.
  • Page 5 Ethernet External LED Pin Signal Descriptions (J47) ..........42 Table 3-24. Ethernet External LED Pin Signal Descriptions (J48) ..........42 Table 3-25. External Battery Input Header (J35) ..............43 Table 4-1. BIOS Setup Menus ....................47 Table A-1. Technical Support Contact Information..............61 LittleBoard 735 Reference Manual...
  • Page 6 Contents Reference Manual LittleBoard 735...

  • Page 7: Chapter 1 About This Manual

    • LittleBoard 735 specifications • Environmental requirements • Major integrated circuits (chips) and features implemented • LittleBoard 735 connector/pin numbers and definitions • BIOS Setup information Information not provided in this reference manual includes: • Detailed chip specifications • Internal component operation •...
  • Page 8 Chapter 1 About This Manual • AMI BIOS Core 8 User’s Guide Web site: http://www.ami.com/support/doc/MAN-EZP-80.pdf Chip specifications used on the LittleBoard 735: • Intel Corporation and the Atom N270 processor used for the embedded CPU. Web site: http://download.intel.com/design/processor/datashts/320032.pdf • Intel Corporation and the 82945GSE and 82801GBM chips, used for the Memory Hub/Video controller and I/O Hub, respectively.

  • Page 9: Chapter 2 Product Overview

    Chapter 2 Product Overview This introduction presents general information about the EBX architecture and the LittleBoard 735 single board computer (SBC). After reading this chapter you should understand: • EBX Architecture • LittleBoard 735 Description • LittleBoard 735 Features •...

  • Page 10: Product Description

    ISA bus on the board through the PC/104 connector, an ITE IT8888G-L, PCI-to-ISA Bridge is included. The LittleBoard 735 also supports up to 2GB of DDR2 RAM in a single 200-pin SODIMM slot, and a Graphics Media Accelerator (GMA), which provides VGA, TV Out, and LVDS flat panel video interfaces for most LCD panels and CRT monitors.

  • Page 11: Board Features

    Supports 16-bit programmable baud-rate generator and an interrupt generator ♦ • USB Ports Provides three root USB hubs ♦ Provides up to six USB ports ♦ Supports USB boot devices ♦ Supports USB v2.0 EHCI and UHCI v1.1 ♦ Supports over-current detection status ♦ LittleBoard 735 Reference Manual...
  • Page 12 Supports both on-board or external battery for Real Time Clock operation ♦ Thermal and Voltage monitoring ♦ GPIO interface ♦ SMBus interface ♦ Oops! Jumper (BIOS recovery) support ♦ Remote Access ♦ Watchdog Timer (WDT) ♦ Reference Manual LittleBoard 735...

  • Page 13: Block Diagram

    Chapter 2 Product Overview Block Diagram Figure 2-2 shows the functional components of the LittleBoard 735. Clock Intel Atom N270 LVDS TV Out Graphics Header Header Header DDR2 Memory Hub SODIMM (Northbridge) 82945GSE SMBus SMBus Header SATA Connectors (2) PC/104...

  • Page 14: Major Components (Ics)

    Chapter 2 Product Overview Major Components (ICs) Table 2-1 lists the major ICs on the LittleBoard 735, including a brief description of each. Figures 2-3 show the locations of the chips. Table 2-1. Major Integrated Circuit Descriptions and Functions Chip Type Mfg.
  • Page 15 (U21) Devices and COM4 and receives RS232 signals for serial ports 3 and 4 RS485/422 Linear LTC1334CG#PBF RS422/485 Transceiver for Transmits Transceiver (U22) COM3 and COM4 and receives RS485/422 signals for serial ports 3 and 4 LittleBoard 735 Reference Manual...

  • Page 16: Figure 2-3. Component Locations (Top Side)

    U17 - RS232 Transceiver - COM1/COM2 U19 - RS485/422 Transceiver - COM1/COM2 U21 - RS232 Transceiver - COM3/COM4 U22 - RS485/422 Transceiver - COM3/COM4 U37 - GLAN2 Ethernet Controller U22 U21 Figure 2-3. Component Locations (Top Side) Reference Manual LittleBoard 735...

  • Page 17: Figure 2-4. Component Locations (Bottom Side)

    Chapter 2 Product Overview Key: U15 - Super IO Controller J37 - PCI Express Mini Card Socket J38 - PCI Express Mini Card Latch Figure 2-4. Component Locations (Bottom Side) LittleBoard 735 Reference Manual...

  • Page 18: Headers And Connectors

    2-pin, 0.049" (1.24mm) header for power from external battery 6-pin header for TV Out signals TV Out PCI Express 52-pin, 0.012" (0.30mm) standard socket for PCI Express Mini Card Mini Card (on functions back of the board; see Figure 2-4 on page Reference Manual LittleBoard 735...

  • Page 19: Figure 2-5. Pin Sequence Identification

    (1, 11). The second number in the parenthesis is always directly across from pin 1. See Figure 2-5. 20-pin, two rows, 20-pin, two rows, Odd/Even, (1, 2) Consecutive, (1, 11) Figure 2-5. Pin Sequence Identification LittleBoard 735 Reference Manual...

  • Page 20: Figure 2-6. Connector Locations (Top Side)

    The two Ethernet ports share a common ground (transformer center tap), that is floating until you determine how the common ground is connected. The grounding holes (8) of the LittleBoard 735 are connected to ground potential (return) of the DC power supply connected to the board through J19.

  • Page 21: Jumper Header Definitions

    RS485 Termination Default JP10 – Serial Port 3 Enable Termination (pins 1-2) Disable Termination (Removed) RS485 Termination Default Note: Only the jumper headers listed above are populated on the board. Jumpers or shunts use .079" (2mm) pitch. LittleBoard 735 Reference Manual...

  • Page 22: Figure 2-7. Jumper Header Locations (Top Side)

    - Power Management - Serial2 RS485 - Serial1 RS485 - Fan Voltage - Compact Flash Master/Slave - Compact Flash Voltage - LVDS Voltage - Serial4 RS485 JP10 - Serial3 RS485 JP10 Figure 2-7. Jumper Header Locations (Top Side) Reference Manual LittleBoard 735...

  • Page 23: Specifications

    The Length 203mm (8.0") heatsinks increase this dimension. See Thickness 2.36mm (0.093") Table 2-7. Mechanical Specifications Figure 2-8 shows the top side view of the LittleBoard 735 with mechanical mounting dimensions. 0.20 0.20 2.65 2.80 5.70 5.80 7.22 7.60 7.80 Figure 2-8.

  • Page 24: Environmental Specifications

    Non-operating 5% to 95% relative humidity, non-condensing Power Specifications Table 2-6 provides the power requirements for the LittleBoard 735. Table 2-6. Power Supply Requirements Parameter 1.6GHz Atom N270 800MHz Atom N270 1.6GHz Atom N270 Characteristics Characteristics w/clock- Characteristics w/fan down speed from 1.6GHz...

  • Page 25: Thermal/Cooling Requirements

    Product Overview Thermal/Cooling Requirements The LittleBoard 735 is designed to operate at its maximum CPU speed of 1.6GHz and requires a cooling solution to cool the CPU, Memory Hub, I/O Hub and voltage regulators on the board. ADLINK offers two cooling solutions.
  • Page 26 Chapter 2 Product Overview Reference Manual LittleBoard 735...

  • Page 27: Chapter 3 Hardware

    Chapter 3 Hardware Overview This chapter discusses the features of the LittleBoard 735 I/O interfaces in the following order: • Interrupt Channel Assignments • Memory Map • I/O Address Map • Floppy Interface • Parallel Interface • Serial Interfaces •...

  • Page 28: Interrupt Channel Assignments

    NOTE ADLINK Technology, Inc. only supports the features and options described in this manual. The main integrated circuits (ICs) on the LittleBoard 735 may provide more features or options than are listed in this manual, and those features and options may not function as specified in the IC documentation.

  • Page 29: Memory Map

    FFFFFFFFh System Flash * The BIOS contains a setting to forward memory to the ISA bus. I/O Address Map Table 3-3 provides the list of I/O addresses on the LittleBoard 735. Table 3-3. I/O Address Map Address (hex) Subsystem 0000-000F...

  • Page 30: Floppy Drive Interface

    34-pin header (J17). The floppy controller will support a 360k, 720k, 1.2M, 1.44M, or 2.88M drive. The floppy drive header provides 34 pins, 2 rows, odd/even sequence (1, 2) with 0.100" (2.54mm) pitch. Reference Manual LittleBoard 735...

  • Page 31: Parallel Port Interface

    Select – This printer output status indicates the printer is selected and powered on if the signal state is High. Key/NC Key - Not connected Note: The shaded table cells denote power or ground. The * symbol indicates the signal is Active Low. LittleBoard 735 Reference Manual...

  • Page 32: Serial Interfaces

    Table 3-6 defines the pins and corresponding signals for the Serial B interface header (Serial Ports 3 and Both Serial A and B headers use 20 pins, 2 rows, odd/even sequence (1, 2) with 0.100" (2.54mm) pitch. Reference Manual LittleBoard 735...

  • Page 33: Table 3-5. Serial A Interface Pin Signals (J11)

    TX2+ – If in RS485 or RS422 mode, this pin is Transmit Data 2 +. TXD2 Transmit Data 2 – Serial port 2 transmit data out TX2- TX2- – If in RS485 or RS422 mode, this pin is Transmit Data 2 -. LittleBoard 735 Reference Manual...

  • Page 34: Table 3-6. Serial B Interface Pin Signals (J12)

    Used as hardware handshake with DSR3 for overall readiness to communicate. RI3* Ring Indicator 3 – Indicates external serial communications device is detecting a ring condition. Used by software to initiate operations to answer and open the communications channel. Ground Not Connected Reference Manual LittleBoard 735...

  • Page 35: Utility Interfaces

    The Utility interfaces consist of two headers that provide the standard interface signals for the following devices: • Utility 1 (J15) PS/2 Keyboard ♦ External battery ♦ Reset Switch ♦ Power-On LED ♦ Speaker ♦ • Utility 2 (J13) PS/2 Mouse ♦ SMBus ♦ Power button ♦ LittleBoard 735 Reference Manual...

  • Page 36: Utility 1 Interface

    Keyboard Data – Data signal provided to external keyboard connector. KBCLK Keyboard Clock – Clock signal provided to external keyboard connector. Keyboard Ground KBDPWR Keyboard Power – This +5 volts is provided to external keyboard connector. Requires external fuse for keyboard/mouse protection. Reference Manual LittleBoard 735...

  • Page 37: Utility 2 Interface

    Hub there is insufficient power to boot the system. Not connected (IR Mode select) Not connected (IR Transmit Data) Not connected (IR Receive Data) Ground +5 Volts MDATA Mouse Data – Data signal provided to external mouse connector. LittleBoard 735 Reference Manual...

  • Page 38: Usb Interfaces

    UHCI controllers support Analog Front End (AFE) embedded cell instead of USB I/O buffers to allow for USB high-speed signaling rates • Three shared over-current fuses, located on the board, are used on all six USB ports Reference Manual LittleBoard 735...

  • Page 39: Usb0 And Usb1

    Chapter 3 Hardware CAUTION ADLINK does not recommend connecting a USB boot device to the LittleBoard 735 through an external hub. Instead, connect the USB boot device directly to the LittleBoard 735. USB0 and USB1 Table 3-10 lists the USB0 and USB1 pin signals which use 10 pins, 2 rows, odd/even sequence (1, 2) with 0.079"...

  • Page 40: Usb4 And Usb5

    Note: The shaded table cells denote power or ground. Audio Interface The audio solution on the LittleBoard 735 is provided by the Realtek ALC203-LF audio CODEC. The chip is defined by AC97 and is revision 2.2 compliant. The audio interface signals are supplied to the 26-pin 2mm connector (J9).

  • Page 41: Video Interfaces

    Support for a maximum pixel format of 18 bpp with SSC supported frequency range from 25 MHz to 112 MHz (single channel/dual channel) TV Out features: • Support for three integrated 10-bit DACS • Support for overscaling • Provide NTSC/PAL • Provide component, s-video, and composite output interfaces • Support HDTV: 480p/720p/1080i/1080p LittleBoard 735 Reference Manual...

  • Page 42: Vga Interface

    Clock Negative Output Not Supported Not Supported Channel 2 LBDATA2_P Data Positive Output LBDATA2_N Data Negative Output LBDATA1_P Data Positive Output LBDATA1_N Data Negative Output LBDATA0_P Data Positive Output LBDATA0_N Data Negative Output LVDS_BKLT_CTL Control Panel Backlight Reference Manual LittleBoard 735...

  • Page 43: Tv-Out Interface

    S-Video: Luminance analog signal Component: Luminance (Y) analog signal TV_GND Ground TVDAC C TVDAC Channel C Output: TVDAC_C supports the following: S-Video: Chrominance analog signal Component: Chrominance (Pr) analog signal TV_GND Ground Note: The shaded table cells denote ground. LittleBoard 735 Reference Manual...

  • Page 44: Power Interfaces

    Hardware Power Interfaces Power-In Interface The LittleBoard 735 derives all of its onboard voltages from an external DC power supply through the J10 Power-In header and requires only +5 volts for operation. Table 3-17 lists the pin signals for the J19 power-in interface, which provides a 7-pin, single-row header with 0.156"...

  • Page 45: Miscellaneous

    User GPIO Signals The LittleBoard 735 provides GPIO pins for custom use. The signals are routed to the J40 header, and the Enable and Initialize values are set in the BIOS. An example of how to use the GPIO pins resides in the Miscellaneous Source Code Examples on the LittleBoard 735 Support Software QuickDrive The example program can be built by using the make.bat file.

  • Page 46: Smbus Interface

    Figure 3-2. Oops! Jumper Connection Remote Access The LittleBoard 735 supports the remote access (or console redirection) feature. This I/O function is provided by an ANSI-compatible serial terminal, or the equivalent terminal emulation software running on another system. This can be very useful when setting up the BIOS on a production line for systems that are not connected to a keyboard and display.

  • Page 47: Remote Access Setup

    PC with communications software. The BIOS Setup Utility controls the remote access settings on the LittleBoard 735. Refer to Chapter 4, BIOS Setup for the settings of the remote access option, the serial terminal, or PC with communications software and the connection procedure.

  • Page 48: Optional Cpu Fan

    The voltage to the fan should not exceed 130mA on the LB-735-R-18 model and 250mA on the LB-735-P-18 and LB-735-F-18 models or significant damage to the board may occur. See the LittleBoard 735 Hardware Release Notes for more details. Table 3-22. Optional CPU Fan (J34)

  • Page 49: Battery Input

    External Battery Input interface, which provides a 2-pin, single-row header with 0.049" (1.24mm) pitch. Table 3-25. External Battery Input Header (J35) Pin # Signal Description +5.0 volts DC +/- 5% Ground Note: The shaded table cells denote power or ground. LittleBoard 735 Reference Manual...
  • Page 50 Chapter 3 Hardware Reference Manual LittleBoard 735...

  • Page 51: Chapter 4 Bios Setup

    This section describes how to enable the Remote Access in VGA mode and enter the BIOS setup through a serial terminal or PC. Turn on the power supply to the LittleBoard 735 and enter the BIOS Setup Utility in VGA mode. Set the BIOS feature Remote Access to [Enabled] under the Advanced menu.

  • Page 52: Pci-To-Isa Bridge Mapping

    Logo Screen Utility (Splash Screen) The LittleBoard 735 BIOS supports a graphical logo utility, which can be customized by the user and displayed when enabled through the BIOS Setup Utility. The graphical image can be a company logo or any custom image the user wants to display during the boot process.

  • Page 53: Bios Setup Menus

    BIOS Setup BIOS Setup Menus This section provides illustrations of the seven main setup screens in the LittleBoard 735 BIOS Setup Utility. Below each illustration is a bullet list of the screen’s submenus and setting selections. The setting selections are presented in brackets after each submenu or menu item and the optimal default settings are presented in bold.

  • Page 54: Bios Advanced Setup Screen

    ♦ Max CPUID Limit [Disabled; Enabled] ♦ Execute - Disable Bit Capability [Disabled; Enabled] ♦ Intel (R) Speed Step (tm) tech [Disabled; Enabled] ♦ Intel (R) C-State tech [Disabled; Enabled] ♦ Enhanced C-States [Disabled; Enabled] ♦ Reference Manual LittleBoard 735...
  • Page 55 Hard Disk drive Write Protect – [Disabled; Enabled] ♦ IDE Detect Time Out (Sec) – [0; 5; 10; 15; 20; 25; 30; 35] ♦ ATA (PI) 80Pin Cable Detection – [Host & Device; Host; Device] ♦ LittleBoard 735 Reference Manual...
  • Page 56 - (Appears only if ECP is selected) ECP Mode DMA Channel [DMA0; DMA1; DMA3] - (Appears only if ECP+EPP is selected) EPP Version [1.9; 1.7] - (Appears only if ECP+EPP is selected) ECP Mode DMA Channel [DMA0; DMA1; DMA3] • Parallel Port IRQ – [IRQ5; IRQ7] Reference Manual LittleBoard 735...
  • Page 57 - (Appears only if Enabled is selected) RTC Alarm Date (Days) [15] - (Appears only if Enabled is selected) RTC Alarm Time [XX:XX:XX] • MPS Configuration MPS Revision [1.1; 1.4] ♦ • PCI Express Configuration • Active State Power-Management [Disabled; Enabled] LittleBoard 735 Reference Manual...
  • Page 58 ♦ ISA Port Window 1 Byte Length – [Disabled; 01; 02; 04; 08; 10; 20; 40; 80] ♦ ISA Port Window 1 High Byte – [0200] ♦ ISA Port Window 1 Low Byte – [0040] ♦ Reference Manual LittleBoard 735...
  • Page 59 ISA Memory Window 3 KB Length – [Disabled; 16; 32; 64; 128; 256; 512; 1024; 2048] ♦ ISA Memory Window 3 High Byte – [000000] ♦ ISA Memory Window 3 Mid Byte – [000000] ♦ ISA Memory Window 3 Low Byte – [000000] ♦ LittleBoard 735 Reference Manual...

  • Page 60: Bios Pcipnp Setup Screen

    OffBoard PCI/ISA IDE Card – [Auto; PCI Slot1; PCI Slot2; PCI Slot3; PCI Slot4] • IRQ3 – [Available; Reserved] • IRQ4 – [Available; Reserved] • IRQ5 – [Available; Reserved] • IRQ6 – [Available; Reserved] • IRQ7 – [Available; Reserved] Reference Manual LittleBoard 735...

  • Page 61: Bios Boot Setup Screen

    Quick Boot – [Disabled; Enabled] ♦ Quiet Boot – [Disabled; Enabled] ♦ Add On ROM Display Mode – [Force BIOS; Keep Current] ♦ Bootup Num-Lock – [Off; On] ♦ PS/2 Mouse Support – [Disabled; Enabled; Auto] ♦ LittleBoard 735 Reference Manual...
  • Page 62 1st Drive – [USB:USB Hotplug FDD; Disabled] Network drives ♦ • 1st Drive – [Network:IBA GE Slot 0200 v1327; Network:IBA GE Slot 0100 v1327; Disabled] • 2nd Drive – [Network:IBA GE Slot 0200 v1327; Network:IBA GE Slot 0100 v1327; Disabled] Reference Manual LittleBoard 735...

  • Page 63: Bios Security Setup Screen

    Re-type the password when prompted by the pop-up entry field and press <Enter> again. If the password is not confirmed when you re-type it, an error message will appear. The password is stored in NVRAM if you have successfully entered the password. LittleBoard 735 Reference Manual...

  • Page 64: Bios Chipset Setup Screen

    Flat Panel Type – [640x480 18-bit; 800x600 18-bit; 1024x768 18-bit; 1280x1024 18-bit; 1400x1050 18-bit; 1600x1200 18-bit; 1280x768 18-bit; 1680x1050 18-bit; 1920x1200 18-bit; 1280x800 18-bit; 1280x600 18-bit; 2048x1536 18-bit] • Local Flat Panel Scaling [Auto; Forced Scaling; Disabled] Reference Manual LittleBoard 735...

  • Page 65: Bios Exit Setup Screen

    The < F7 > key can be used for this operation. Load Optimal Defaults The < F9 > key can be used for this operation. Load Failsafe Defaults The < F8 > key can be used for this operation. LittleBoard 735 Reference Manual...
  • Page 66 Chapter 4 BIOS Setup Reference Manual LittleBoard 735...

  • Page 67: Appendix A Technical Support

    ADLINK Ask an Expert – This is a comprehensive support center designed to meet all your technical needs. This service is free and available 24 hours a day through the Ampro by ADLINK web page at http://www.adlinktech.com/AAE/. This includes a searchable database of Frequently Asked Questions, which will help you with the common information requested by most customers.
  • Page 68 +65-6844-2261 Fax: +65-6844-2263 Email: singapore@adlinktech.com ADLINK Technology Singapore Pte. Ltd. (Indian Liaison Office) Address: No. 1357, "Anupama", Sri Aurobindo Marg, 9th Cross, JP Nagar Phase I, Bangalore - 560078, India Tel: +91-80-65605817 Fax: +91-80-22443548 Email: india@adlinktech.com Reference Manual LittleBoard 735...

  • Page 69: Index

    (Splash) customization ..........46 dimensions ............17 requirements ..........46 LVDS interface features ........6 Architecture ............. 3 interface pin-out list ........36 specification reference ........1 Environmental specifications ......18 major ICs list ..............8 specification web sites ........2 LittleBoard 735 Reference Manual...
  • Page 70 Real Time Clock ........6 procedure ............45 remote access ..........6 reset switch reset switch interface ........30 interface description ........30 RS485 function ..........26 interface pin-out list ........38 serial ports ..........5 Reference Manual LittleBoard 735...
  • Page 71 IC specifications ........2 interface descriptions ........32 standards specifications ........1 pin-out list (ports 0 & 1) ....... 33 weight ..............17 pin-out list (ports 2 & 3) ....... 33 width ..............17 pin-out list (ports 4 & 5) ....... 34 LittleBoard 735 Reference Manual...
  • Page 72 Index Reference Manual LittleBoard 735...

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