Ampro Corporation CoreModule 420 5001692A User Manual


CoreModule
420
PC/104 Single Board Computer
Reference Manual
P/N 5001692A Revision A
NOTICE
No part of this document may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual, or otherwise, without the prior written permission of Ampro Computers, Incorporated.
DISCLAIMER
Ampro Computers, Incorporated makes no representations or warranties with respect to the contents of this manual or of the associated Ampro products, and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose. Ampro shall under no circumstances be liable for incidental or consequential damages or related expenses resulting from the use of this product, even if it has been notified of the possibility of such damages. Ampro reserves the right to revise this publication from time to time without obligation to notify any person of such revisions. If errors are found, please contact Ampro at the address listed below on the Notice page of this document.
TRADEMARKS
Ampro and the Ampro logo are registered trademarks, and CoreModule, EnCore, Little Board, LittleBoard, MiniModule, and ReadyBoard are trademarks of Ampro Computers, Inc. All other marks are the property of their respective companies.
REVISION HISTORY
Revision Reason for Change Date
A Initial Release Mar/04
Ampro Computers, Incorporated 5215 Hellyer Avenue San Jose, CA 95138-1007 Tel: 408 360-0200 Fax: 408 360-0222 www.ampro.com
© Copyright 2004, Ampro Computers, Incorporated
Audience A ssumptions
This reference manual is for the person who designs computer related equipment, including but not limited to hardware and software design and implementation of the same. Ampro Computers, Inc. assumes you are qualified in designing and implementing your hardware designs and its related software into your prototype computer equipment.
ii Reference Manual CoreModule 420

Contents

Chapter 1 About This Manual.........................................................................................................1
Purpose of this Manual.......................................................................................................................1
Reference Material .............................................................................................................................1
Related Ampro Products ....................................................................................................................2
Chapter 2 Product Overview...........................................................................................................5
PC/104 Architecture............................................................................................................................5
Product Description ............................................................................................................................6
Module Features ............................................................................................................................6
Block Diagram................................................................................................................................9
Major Integrated Circuits (ICs) .....................................................................................................10
Connectors, Jumpers, and LEDs......................................................................................................11
Connector Definitions...................................................................................................................11
Jumper Definitions........................................................................................................................12
LED Definitions.............................................................................................................................12
Specifications....................................................................................................................................14
Physical Specifications.................................................................................................................14
Mechanical Specifications............................................................................................................14
Power Specifications....................................................................................................................15
Environmental Specifications.......................................................................................................15
Thermal/Cooling Requirements....................................................................................................15
Chapter 3 Hardware.......................................................................................................................17
Overview .......................................................................................................................................17
CPU (U14) .......................................................................................................................................18
Memory .......................................................................................................................................18
SDRAM Memory (U7, U8, U9, U10).............................................................................................18
Flash Memory (U6).......................................................................................................................18
Bytewide Socket (U5)...................................................................................................................18
Memory Map.................................................................................................................................18
Interrupt Channel Assignments....................................................................................................20
I/O Address Map...........................................................................................................................20
PC/104 Bus Interface (P1A,B,C,D)...................................................................................................22
IDE Interface (J6)..............................................................................................................................27
CompactFlash Socket (J12).............................................................................................................29
Floppy/Parallel Port (J4)...................................................................................................................31
Floppy Disk Drive Port..................................................................................................................31
Parallel Port..................................................................................................................................31
Serial Ports (J3, J9, J13, J14) ..........................................................................................................33
USB Port (J10)..................................................................................................................................35
Utility Interface (J5)...........................................................................................................................36
Keyboard......................................................................................................................................36
Mouse .......................................................................................................................................36
Battery .......................................................................................................................................36
Reset Switch.................................................................................................................................36
Speaker .......................................................................................................................................36
Ethernet Interface (J2)......................................................................................................................37
Video (LCD/CRT) Interface (J11) .....................................................................................................38
CoreModule 420 Reference Manual iii
Contents
Miscellaneous................................................................................................................................... 40
Real Time Clock (RTC)................................................................................................................ 40
User GPIO Signals....................................................................................................................... 40
Oops! Jumper (BIOS Recovery)..................................................................................................41
Serial Console..............................................................................................................................41
Watchdog Timer........................................................................................................................... 42
Power Interface (J7)......................................................................................................................... 43
Chapter 4 BIOS Setup...................................................................................................................45
Introduction....................................................................................................................................... 45
Accessing BIOS Setup (VGA Display) ......................................................................................... 45
Accessing BIOS Setup (Serial Console)...................................................................................... 46
Main BIOS Setup Menu ................................................................................................................... 47
BIOS Configuration Screen..............................................................................................................48
Splash Screen Customization..........................................................................................................53
Splash Screen Image Requirements........................................................................................... 53
Converting the Splash Screen File ..............................................................................................53
On-Board Flash Access and Use..................................................................................................... 55
Flash Programming Requirements.............................................................................................. 55
Building the Example ...................................................................................................................55
Example Assumptions ................................................................................................................. 56
Installing the Example Application............................................................................................... 56
Flash Boot API.............................................................................................................................56
Appendix A Technical Support ....................................................................................................... 57
Appendix B Connector Part Numbers ............................................................................................ 59
Index .......................................................................................................................................61
List of Figures
Figure 2-1. Stacking PC/104 Modules with the CoreModule 420..................................................... 5
Figure 2-2. CoreModule 420 Block Diagram..................................................................................... 9
Figure 2-3. CoreModule 420 (Top View)......................................................................................... 10
Figure 2-4. Connector Locations (Top View).................................................................................. 11
Figure 2-5. Jumper and LED Locations (Top View)........................................................................ 13
Figure 2-6. Connector Location (Bottom View)............................................................................... 13
Figure 2-7. Mechanical Dimensions (Top View) ............................................................................. 14
Figure 3-1. Serial 1 to RS485 Conversion...................................................................................... 33
Figure 3-2. Oops! Jumper ...............................................................................................................41
Figure 3-3. Hot Cable Jumper......................................................................................................... 42
Figure 4-1. BIOS Setup Opening Screen........................................................................................ 47
Figure 4-2. BIOS Configuration Screen ..........................................................................................48
List of Tables
Table 2-1. Major Integrated Circuit Descriptions and Function....................................................... 10
Table 2-2. Module Connector Descriptions..................................................................................... 11
Table 2-3. Jumper Settings............................................................................................................. 12
Table 2-4. Ethernet Port (J2) LED Indicators.................................................................................. 12
Table 2-5. Weight and Footprint Dimensions.................................................................................. 14
Table 2-6. Power Supply Requirements ......................................................................................... 15
Table 2-7. Environmental Requirements ........................................................................................ 15
iv Reference Manual CoreModule 420
Contents
Table 3-1. Memory Map ..................................................................................................................18
Table 3-2. Interrupt Channel Assignments......................................................................................20
Table 3-3. DMA Map........................................................................................................................20
Table 3-4. I/O Address Map ............................................................................................................20
Table 3-5. PC/104 Bus Interface Pin/Signal Descriptions (P1A).....................................................22
Table 3-6. PC/104 Bus Interface Pin/Signal Descriptions (P1B).....................................................23
Table 3-7. PC/104 Bus Interface Pin/Signal Descriptions (P1C) ....................................................24
Table 3-8. PC/104 Bus Interface Pin/Signal Descriptions (P1D) ....................................................25
Table 3-9. IDE Interface Pin/Signal Descriptions (J6).....................................................................27
Table 3-10. CompactFlash Interface Pin/Signal Descriptions (J12)................................................29
Table 3-11. Parallel Interface (SPP) Pin/Signal Descriptions (J4) ..................................................31
Table 3-12. Serial Ports Pin/Signal Descriptions (J3, J9)................................................................34
Table 3-13. Serial 3 & 4 Interface Pins/Signals (J13, J14)..............................................................34
Table 3-14. USB Interface Pin and Signal Designations (J10) .......................................................35
Table 3-15. Utility Interface Pin/Signal Descriptions (J5)................................................................36
Table 3-16. Ethernet Interface Pin/Signal Descriptions (J2) ...........................................................37
Table 3-17. Video Interface Pin/Signal Descriptions (J11)..............................................................39
Table 3-18. User GPIO Signals Pin/Signal Descriptions (J8) .........................................................41
Table 3-19. Power Interface Pins/Signals (J7)................................................................................43
Table 3-20. Power Interface Pin Arrangement (J7).........................................................................43
Table 4-1. BIOS Setup Menus.........................................................................................................46
Table A-1. USA Technical Support Contact Information.................................................................57
Table B-1. Connector and Manufacture’s Part Numbers ................................................................59
CoreModule 420 Reference Manual v
Contents
vi Reference Manual CoreModule 420

Chapter 1 About This Manual

Purpose of this Manual

This manual is for designers of systems based on the CoreModule™ 420 PC/104 single board computer (SBC) module. This manual contains information that permits designers to create an embedded system based on specific design requirements.
Information provided in this reference manual includes:
CoreModule 420 SBC Specifications
Environmental requirements
Major chips and features implemented
CoreModule 420 SBC connector/pin numbers and definition
BIOS Setup information
Information not provided in this reference manual includes:
Detailed chip specifications
Internal component operation
Internal registers or signal operations
Bus or signal timing for industry standard busses and signals

Reference Material

The following list of reference materials may be helpful for you to complete your custom design successfully. Most of this reference material is also available on the Ampro web site in the Embedded Design Resource Center. The Embedded Design Resource Center was created for embedded system developers to share Ampro’s knowledge, insight, and expertise gained from years of experience.
Specifications
PC/104 Specifications Revision 2.5, November 2003.
For latest revision of the PC/104 specifications, contact the PC/104 Consortium, at:
Web site: http://www.pc104.org
Chip Specifications
The following chip specifications are used in the CoreModule 420 processor module:
STMicroelectronics and the chip, STPC
Web site: http://us.st.com/stonline/books/pdf/docs/7341.pdf
Standard Microsystems Corp and the chip, FDC37B782, used for the Super I/O controller
Web site: http://www.smsc.com/main/catalog/fdc37b78x.html
Intel Corporation and the chip, 82551ER, used for the Ethernet controller
®
Atlas, used for the embedded CPU
Web site: http://www.intel.com/design/network/products/lan/controllers/82551er.html
CoreModule 420 Reference Manual 1
Chapter 1 About this Manual

Related Ampro Products

The following items are directly related to successfully using the Ampro product you have just purchased or plan to purchase. Ampro highly recommends that you purchase and utilize a CoreModule 420 QuickStart Kit simultaneously with the design of your product.
CoreModule 420 Support Products
CoreModule 420 QuickStart Kit (QSK)
The CoreModule 420 QuickStart Kit includes the CoreModule 420 CPU, a complete cable kit, documentation, and drivers for any Ampro supported operating systems with unique devices used on the board.
CoreModule 420 Development System
The CoreModule 420 Development System is a benchtop system, which provides a “known good” environment for your development work. The Development System provides an integrated and easy-to-use self-hosted development environment that lets you maximize the benefit of using off-the-shelf PC-compatible modules as the basis of your embedded system design. You can install PC/104 expansion modules or ISA bus expansion boards on the Development System chassis. The Development System is laid out to make all the components o f your system accessible. Refer to the CoreModule 420 Development System Users Guide on the CoreModule 420 Documentation and Support Software (Doc & SW) CD-ROM for more information.
CoreModule 420 Documentation and Support Software CD-ROM
The CoreModule 420 Documentation and Support Software (Doc & SW) CD-ROM is provided with the CoreModule 420 QuickStart Kit and the Development System. The CD-ROM includes all of the CoreModule documentation, including this Reference Manual, the CoreModule 420 QuickStart Guide, and the CoreModule 420 Development System Users Guide in PDF format, release notes, software utilities, and drivers.
Other CoreModule Products
CoreModule 410 – This PC/104 embedded CPU is a state-of-the-art, high-integration x86-
based computer using STMicroelectronics' 133MHz STPC Elite processor, which provides a complete embedded PC solution with most of the standard peripheral interfaces. In addition to the standard CoreModule features (PC/104 form factor, PC/104 bus, +5 volt power, etc.), it includes 16MB soldered SDRAM memory, watchdog timer, serial console, BIOS extensions for OEM boot customization, and Advanced Power Management. The CoreModule 410 also offers a Bytewide socket supporting DiskOnChip 2000 devices and a GPIO interface for customer usage.
CoreModule 600 – This PC/104-Plus embedded single board computer (SBC) is a compact,
rugged, high integration, ultra low power 400MHz ULV Celeron processor with 256kB of internal cache, and all of the standard peripheral interfaces. In addition to the standard CoreModule features (PC/104 form factor, PC/104-Plus, +5 volt power, etc.), the CoreModule 600 includes 10/100BaseT Ethernet, AGP 4X video with 32MB video memory for CRT, TFT and standard LCD flat panels, USB ports, RS232C/RS485 serial ports, and an onboard Type II CompactFlash socket, which supports up to 1GB or more of flash memory. The CoreModule 600 also supports a watchdog timer, serial console, battery-less boot, BIOS extensions for OEM boot customization, some power management features and up to 256MB of SDRAM memory.
Other Ampro Products
LittleBoard Family – These high-performance, highly integrated single board computers use
the EBX form factor (5.75x8.00 inches), and are available with Pentium MMX, Pentium III, and Celeron processors. The EBX-compliant LittleBoard single board computers offer functions equivalent to a complete laptop or desktop PC system, plus several expansion cards. B uilt-in extras to meet the critical requirements of embedded applications include onboard solid state disk capability, watchdog timer, smart power monitor, and other embedded-PC BIOS enhancements.
2 Reference Manual CoreModule 420
Chapter 1 About this Manual
MiniModule Family – This extensive line of peripheral interface modules, compliant with
PC/104 and PC/104-Plus standard, can be used with Ampro’s CoreModule and LittleBoard single board computers to configure embedded system solutions. Ampro's highly reliable MiniModule products currently support USB 2.0, IEEE 1394 (FireWire), CRT and flat panel display interfaces, Ethernet, PC Card expansion, analog/data acquisition, FPGA, additional RS232/RS485 serial ports, and general-purpose I/O (GPIO).
EnCore Family – These high-performance, compact, modular CPU solutions use various
processor technologies including Intel x86, MIPS, and PowerPC architectures to plug into your custom logic board. Each EnCore module provides standard peripherals, including IDE, floppy drive interface, PCI bus, serial, parallel, PS/2 keyboard and mouse interfaces, 10/100BaseT Ethernet, and USB ports. Some EnCore modules also provide video and AC97 sound. Depending on the model, EnCore modules can hold between 16MB and 512MB of SODIMM SDRAM memor y.
CoreModule 420 Reference Manual 3
Chapter 1 About this Manual
4 Reference Manual CoreModule 420

Chapter 2 Product Overvie w

This introduction presents general information about the PC/104 architecture and the CoreModule 420 single board computer (SBC). After reading this chapter you should understand:
PC/104 Concept
CoreModule 420 architecture
CoreModule 420 features
Major components
Connectors
Specifications

PC/104 Architecture

The PC/104 architecture affords a great deal of flexibility in system design. You can build a simple system using only a CoreModule 420, with input/output devices connected to its serial or parallel ports, and a solid state disk drive or CompactFlash card in the respective bytewide socket, or CompactFlash socket. To expand a simple CoreModule system, simply add self-stacking Ampro MiniModules or 3 party PC/104 expansion boards to provide additional capabilities, such as:
Additional serial and p arallel ports
Analog or digital I/O
rd
PCMCIA interfaces
Sound cards
PC/104 expansion modules can be stacked with the CoreModule 420 avoiding the need for card cages and backplanes. The PC/104 expansion modules can be mounted directly to the PC/104 bus connector of the CoreModule 420. PC/104-compliant modules can be stacked with an inter-board spacing of ~0.66 inches so that a 3-module system fits in a 3.6 inch by 3.8 inch by 2.4 inch space. See Figure 2-1.
One or more MiniModule products or other PC/104 modules can be installed on the CoreModule expansion connectors. When installed on P1 and P2, the expansion modules fit within the CoreModule outline dimensions. Most MiniModule products have stack through connectors compatible with the PC/104 Version 2.5 specification. Several modules can be stacked on the CoreModule headers. Each additional module increases the thickness of the package by 15mm (0.60”). See Figure 2-1.
4-40 nut (4)
0.6 inch spacer (4)
0.6 inch spacer (4)
PC/104 Module
CoreModule 420
PC/104 Module
PC/104 Module
Stackthrough Expansion Bus Headers
4-40 screw (4)
Figure 2-1. Stacking PC/104 Modules with the CoreModule 420
CM420stack
CoreModule 420 Reference Manual 5
Chapter 2 Product Overview

Product Description

The CoreModule 420 SBC is an exceptionally high integration, high-performance, 486-based PC compatible system in the PC/104 form factor. This rugged and high quality single board system contains all the component subsystems of a PC/AT motherboard plus the equivalent of several PC/AT expansion boards.
In addition, the CoreModule 420 SBC includes a comprehensive set of system extensions and enhancements that are specifically designed for embedded systems. These enhancements ensure fail­safe embedded system operation, such as, a watchdog timer. It is designed to meet the size, power consumption, temperature range, quality, and reliability demands of embedded applications. The CoreModule 420 requires a single +5V power source.
The CoreModule 420 SBC is particularly well suited to either embedded or portable applicatio ns. Its flexibility makes system design quick and easy. It can be stacked with Ampro MiniModules or other PC/104-compliant expansion, or it can be used as the computing engine in a fully customized application.

Module Features

CPU
Supports 133MHz x86 based STPC ATLAS microprocessorFully PC compatible architecture8kB Unified Instruction and Data CacheParallel Processing Integrated Floating Point UnitLow Power a nd System Management M odes
Memory
64MB standard SDRAM (soldered on the board)100MHz Clock Speed32-pin bytewide memory socket
Supports a DiskOnChip
1MB Flash memory
Stores system BIOS
Stores system Setup parameters and manufacturing information
Supports battery-free boot capability
768kB available for OEM use
®
device
PC/104 Bus Interface
Clock speeds up to 8.25MHz
IDE Interface
Supports two enhanced IDE devicesFast ATA-capable interface supports high-speed PIO modes
(PIO modes 0 to 4)
Supports ATAPI and DVD peripheralsSupports IDE native and ATA compatibility modes
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Chapter 2 Product Overview
CompactFlash Socket
Supports Type II PC card connectorSupports IDE CompactFlash cardUtilizes Secondary IDE bus
Floppy Disk Controller
Shared connector with parallel portSupports two floppy drivesSupports all standard PC/AT formats: 360kB, 1.2MB, 720kB, 1.44MB, 2.88MB
Serial Ports
Four buffered RS232 serial ports with full handshaking and modem capabilityProvides 16550 or 15540-equivalent controllers, each with a built-in 16-byte FIFO bufferPorts 1 and 2 support RS232 or RS485 operationSupports programmable word length, stop bits, and paritySupports 16-bit programmable baud-rate generator and a interrupt generator
Parallel Port
Shared connector with Floppy drive portSupports standard printer portSupports IEEE standard 1284 protocols, including EPP, ECP modesBidirectional data linesSupports 16 byte FIFO for ECP mode
Ethe rne t Co ntr o lle r
Intel 82551ER Controller chipSupports IEEE 802.3 10BaseT/100BaseT compatible physical layerSupports Auto-negotiation for speed, duplex mode, and flow controlSupports full duplex or half-duplex mode
Full-duplex mode supports transmit and receive frames simultaneously
Supports IEEE 802.3x Flow control in full duplex mode
Half-duplex mode supports enhanced proprietary collision reduction mode
Utility Inter face
Keyboard and PS/2 Mouse InterfaceSupports external battery for Real Time Clock operationSupports standard 8 speaker interfaceSupports a Reset switch
USB Ports
Supports one root USB hubSupports one USB portSupports USB v1.1 and Universal OHCI v1.1
CoreModule 420 Reference Manual 7
Chapter 2 Product Overview
Video (LCD/CRT) Display
Enhanced 2D graphics controller
Supports BitBLT implementation for all 256 raster operations for Window supportSupports all BLT transparency modes
Bitmap transparency
Pattern transparency
Source transparency
Destination transparencySupports 8, 16, 24, and 32-bit pixel depthsSupports Hardware ClippingSupports fast line draw engine with Anti-aliasingSupports fast triangle fill engineSupports 4-bit Alpha blend font for Anti-aliased text displaySupports 64-bit wide Pipelined architecture operating at 100MHzSupports complete double buffered registers for pipelined operationSupports video memory up to 4MB – selected in BIOS Setup
CRT
VGA Controller with 135MHz triple RAMDACs for 1280 x 1024 x 75Hz displaySupports 24-bit pixel depthInterlaced or non-interlaced output
LCD/TFT Controller
Supports VESA Flat Panel Display interface FPDI-1BSupports programmable panel size up to 1024x768 pixel display resolutionSupports VGA and SVGA active matrix TFT flat panelsSupport internal CRT controller for display mode settingsSupports 9-, 12-, and 18-bit interface (1 Pixel/Clock)Supports 2x9-bit interface (2 Pixels/Clock)Supports programmable image positionSupports 3.3V or 5V LCD panels; jumper selectableVideo BIOS customization tools provided
Miscellaneous
Battery-backed real-time clock and CMOS RAM, with support for battery-free operationGeneral Purpose I/O (GPIO)Oops! Jumper (BIOS Recovery)Serial Console (or Console Redirection)Watchdog Timer
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Chapter 2 Product Overview

Block Diagram

Figure 2-2 shows the functional components of the module.
Interna l PC I
Memory (SDRAM)
Video (CRT/TFT)
Speaker
Serial Ports (Serial 1 & 2)
CPU Core
STPC
(Compu ter in a Chip)
Atlas
Host­Peripheral Interface
Bus
Ethe r net Controller
2
I C Interface
USB Port
GPIOs (8)
IDE Devices
HDD, CompactFlash,
(
CD-ROM, etc.
)
PC/104 Interface
Floppy Drive
Parallel Port
Serial Ports (Serial 3 & 4)
ISA Bu s
RTC
Super I/O Controller
Figure 2-2. CoreModule 420 Block Diagram
DiskOnChip
BIOS
CM420blkdiag
Utility In t e rfa c e
(Keyboard, Mouse, External Bat. etc)
CoreModule 420 Reference Manual 9
Chapter 2 Product Overview

Major Integrated Circuits (ICs)

Table 2-1 lists the major integrated circuits, including a brief description of each, on the CoreModule 420 and Figure 2-3 shows the location of the major chips.
Table 2-1. Major Integrated Circuit Descriptions and Function
Chip Type Mfg. Model Description Function
CPU (U14) STMicro-
electronics
Super I/O Controller (U13)
Standard Microsystems Corp.
Ethernet
Intel 82551ER Ethernet – This chip provides the
Controller (U15)
STPC ATLAS
Embedded CPU – The combination of features in the CPU provide more than just a processor. It also provides a graphics controller, PCI controller, EIDE controller, I/O features, and power management capabilities.
FDC37B782 Super I/O – This chip provides serial
and Floppy controllers
10/100B aseT Etherne t function.
Embedded CPU
Floppy/Serial Controllers
Ethernet
CPU (U14)
Super I/O (U13)
J11
2 1
JP6
9
D8
J9
10
L5
U12
J14
10
JP7
U3
JP9
JP8
J13
J5
4
2 1
3
JP4JP5
U36
U35
1
J8
2
JP1
J3
J4
Flash Memory (U6)
U7 U9
J10
U40
U13
U11
U8
U41
U14
U10
U6
U5
D1
D2
SDRAM Memory
U15
J2
(U7-U10)
Ethernet
U16
Controller (U15)
Ethernet Magnetics (U16)
J7
P1
JP2
CM420RFM_01a
Figure 2-3. CoreModule 420 (Top View)
NOTE Pin 1 is shown as black square or round black p i n in
connectors and jumpers in all illustrations.
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Chapter 2 Product Overview

Connectors, Jumpers, and LEDs

Connector Definitions

Table 2-2 describes the connectors shown in Figures 2-4 to 2-6. Refer to Appendix B for part #s.
Table 2-2. Module Connector Descriptions
Jack/Plug # Access Description
P1A/1B & P1C/1D – PC/104 Bus
J2 – Ethernet Top 8-pin, 0.1”, connector used for the Ethernet interface J3 – Serial 1 (COM1) Top 10-pin, 0.1”, connector used for the Serial 1 interface J4 – Floppy/Parallel Top 26-pin, 0.1”, connector provides the Floppy/Parallel interface J5 – Utility Top 10-pin, 0.1”, connector used for the Utility interface J6 – IDE Top 44-pin, 2mm connector used for the IDE inte rface J7 – Power Top 10-pin, 0.1”, connector used for the Power connection J8 – GPIO (User) Top 10-pin, 2mm connector used for the User defined GPIO signals J9 – Serial 2 (COM2) Top 10-pin, 0.1”, connector used for the Serial 2 interface J10 – USB Top 5-pin, 0.1”, connector used for the USB interface J11 – Video Top 44-pin, 2mm connector used for the LCD/CRT interface J12 – CompactFlash Bottom 50-pin connector used for CompactFlash cards J13 – Serial 3 (COM3) Top 10-pin, 0.1”, connector used for the Serial 3 interface J14 – Serial 4 (COM4) Top 10-pin, 0.1”, connector used for the Serial 4 interface
Top/ Bottom
104-pin connector used for PC/104 (ISA) bus
IDE (J6)
Serial 4 (J14) (COM 4)
Serial 2 (J9) (COM 2)
Vide o (J1 1 )
USB (J10)
Power (J7)
J11
Utility (J5)
U6
JP1
J3
Serial 1 (J3) (COM 1)
Serial 3 (J13) (COM 3)
J4
GPIO (J8)
2 1
JP6
9
10
D8
J9
L5
U12
U11
J14
10
JP7
U3
JP9
JP8
U7 U9
U8
J13
J5
2
4
1
3
JP4JP5
U36
U35
1
J8
2
U10
Floppy/Parallel (J4)
U5
D1
U15
U16
D2
J2
Ethernet (J2)
J10
U40
U13
U41
U14
P1B P1A
J7
P1
JP2
P1C
P1D
CM420RFM_01b
(PC104 Bus)
Figure 2-4. Connector Locations (Top View)
CoreModule 420 Reference Manual 11
Chapter 2 Product Overview

Jumper Definitions

Table 2-3 describes the jumpers shown in Figure 2-5.
Table 2-3. Jumper Settings
Jumper # Installed Removed
JP1 Serial Port 1 Termination
JP2 Serial Port 2 Termination
JP4 & JP5 BIOS/DOC Select
JP4JP5
2
4
42
1
1
3
BIOS/DOC Select Jumper Setting (Shown in Default)
JP6 Flat Panel Voltage Selection
JP7 DiskOnChip Boot Address Select
JP8 Serial Port 1 Enable Serial Port 1
JP9 Serial Port 2 Enable Serial Port 2
Enable RS485 Termination (Pins 1-2)
Enable RS485 Termination (Pins 1-2)
Enable Internal BIOS – Normal operation, (Pins 1-3 on both JP4 & JP5)
Enable External BIOS – Used for recovery (Pins 1-2 on both JP4 & JP5)
Enable DOC – Boot from DiskOnChip in bytewide socket (Pins 1-3 & 2-4 on both
Disable RS485 Termination (No jumper) Default setting
Disable RS485 Termination (No jumper) Default setting
Disabled – Won’t Boot (See other positions)
Disabled – Won’t Boot (See other positions)
Disabled – Won’t Boot (See other positions)
JP4 & JP5) Default setting +3.3 Volts (Pins 1-2) +5 Volts (Pins 2-3)
Access from DC000h-DDFFFh (Pins 1-2)
Access from CC000h-CDFFFh (No jumper)
Disabled Serial Port 1
(Pins 1-2) Default setting
(Pins 2-3) Disabled Serial Port 2
(Pins 1-2) Default setting
(Pins 2-3)
Note: JP8 and JP9 Enable/Disable the Serial ports at the STPC Altas CP U (U14).

LED Definitions

Table 2-4 provides the LED color and definitions for the Ethernet Port (J2) located on the CoreModule 420 and Figure 2-5 provides the locations.
Table 2-4. Ethernet Port (J2) LED Indicators
Indicator Definition
Ethernet Link/Activity LED (D1)
Ethernet Speed (D2)
Link/Activity LED – This yellow LED is the activity/link indicator and provides the status of Ethernet port (J2).
The Link/Activity LED indicates an Link is established with either transmit or receive activity.
Yellow On – This indicates a link is present. Yellow Flashing – This indicates activity is present. Yellow Off – This indicates no link or activity is prese nt.
Speed LED – This green LED is the LAN Speed indictor and indicates the
transmit or receive speed of Ethernet port (J2).
Green On – This indicates the operating speed is 100Mbps Green Off – This indicates the operating speed is 10Mbps.
12 Reference Manual CoreModule 420
Chapter 2 Product Overview
JP6
J11
JP9
2 1
JP6
9
D8
J9
10
L5
U12
JP8JP7
J14
10
JP7
U3
JP9
JP8
J13
JP5
4 3
U36
JP4JP5
1
J8
2
JP4
J5
U35
2 1
JP1
JP1
J3
J4
Bytewide
U7 U9
U11
U40
U41
U8
U10
U6
Socket (U5) Pin-1
U5
D1
D2
Link/Activity LED (D1)
Speed LED (D2)
JP2
CM420RFM_01c
J10
U14
U15
J2
U13
U16
J7
P1
JP2
Voltage Regulator (U19)
Figure 2-5. Jumper and LED Locations (Top View)
D3
D4
CompactFlash Socket (J12)
U19
U37
U20
U22
U23
U29
Y1
U38
U24
U1
U21
D5
U42
J12
U25
Y3
U27
F1
USB Fuse (F1)
Y2
U28
U30
PC/104 Bus (P1)
CM420RFM_02a
Figure 2-6. Connector Location (Bottom View)
CoreModule 420 Reference Manual 13
Chapter 2 Product Overview

Specifications

Physical Specif ications

Table 2-5 gives the physical dimensions of the module and Figure 2-7 gives the mounting dimensions.
Table 2-5. Weight and Footprint Dimensions
Item Dimension
Weight Height (upper surface)
Width Length

Mechanical Spe cifications

0.150
0.400
JP6
3.575
3.431
3.375
3.281
2.890
2.580
0.000
J9
J11
92.5g. (0.204lbs.)
10.99 mm (0.43 inches) See also Note on page 15.
90.2 mm (3.6 inches)
95.9 mm (3.8 inches )
1.160
J6
9
10
JP9
JP7
J14
JP8
10
J13
NOTE Height is measured from the
upper surface of the board to the highest permanent component on the upper surface of the board.
2.100
1.800
4 3
2.375
J5
2 1
JP4JP5
1
J8
2
J3
3.050
3.105
JP1
3.400
3.375
3.190
3.100
2.500
J4
CPU
0.940
0.700
0.300
0.000
-0.010
-0.200
-0.200
-0.030
J10
-0.020
0.000
J7
0.050
0.280
0.850
Figure 2-7. Mechanical Dimensions (Top View)
U14
P1B P1A P1C P1D
JP2
J2
0.394
0.000
3.350
3.150
3.112
NOTE All dimensions are given in inches. Pin 1 is shown as a black square or black
round pin in connectors and jumpers in all illustrations.
CM420RFM_01d
14 Reference Manual CoreModule 420
Chapter 2 Product Overview
NOTE The CoreModule 420 is in violation of the PC/104 height limitations in two
places on the bottom of the board. The voltage regulator (U19) exceeds the allowed height limitation by 0.085 inches and the CompactFlash socket (J12) exceeds the height limitation by 0.2 inches. See Figure 2-6.

Power Specifications

Table 2-6 provides the power requirements.
Table 2-6. Power Supply Requirements
Parameter Characteristics
Input Type Regulated DC voltages Input Voltage
Requirements Operating Power 6.75 Watts (typical)
Note: Current readings were taken with all peripheral devices connected or simulated using the Windows 2000 operating system.
+5 VDC +/- 5% @ 1.35 Amps (typical)

Environmental Specificat ions

Table 2-7 provides the most efficient operating and storage condition ranges required for this module.
Table 2-7. Environmental Requirements
Parameter Conditions Temperature
Operating Extended (Optional) Storage
Humidity
Operating 20% to 80% relative humidity, non-condensing Non-operating 5% to 95% relative humidity, non-condensing
+0° to +70° C (32° to 158° F) –40° to +85° C (–40° F to +185° F) –55° to +85° C (–67° F to +185° F)

Thermal/Cooling Requirem ents

The CPU requires a heatsink (provided).
CoreModule 420 Reference Manual 15
Chapter 2 Product Overview
16 Reference Manual CoreModule 420
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