Advantech SOM-4450 ETX Manual de usuario

SOM-4472 ETXModuleVIA Eden/Ezra SOM-ETX CPUModule with CPU, VGA/LCD/LAN/Audio InterfaceUser's Manual

6 SOM-4472 User's Manual1.3 Board dimensionsFigure 1-1: SOM-4472 dimensions

Chapter 1 General Information 7Figure 1-2: SOM-4472 Top view

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CHAPTER2ConnectorAssignments andDescriptionsThis chapter tells how to set up the SOM-4472 hardware. It includes instructions onconnecting peripherals,

10 SOM-4472 User's Manual2.1 Connector LocationsThe board has a number of connectors that allow you to configureyour system to suit your applica

Chapter 2 Connectors and Pin Assignments 112.2 Pin Assignments for X1, X2, X3, X4connectorsPlease refer to SOM-ETX Desig

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Software Configuration(optional for SOM-4472)This chapter details the software configu-ration information. It shows you how toconfigure the SOM-4472 c

14 SOM-4472 User's Manual3.1 IntroductionThe SOM-4472 system BIOS and custom drivers are located in a 256KB, 32-pin Flash ROM. A single Flash chi

Chapter 3 Software Configuration 15Figure 3-2: BIOS VGA setup screen1. Apply power to the SOM-4472 application with a color TFT displayattached. This

iiCopyright noticeThis document is copyrighted, 2002, by Advantech Co., Ltd. All rightsare reserved. The original manufacturer reserves the right to m

16 SOM-4472 User's ManualTable 3-1: Connections for Toshiba LTM10C042LTM10C042 SOM-44503.4 Connections for two standard LCDs3.4.1 Connections for

Chapter 3 Software Configuration 173.4.2 Connections for Toshiba LTM12C275A (800 x 600 TFT color LCD)Table 3-2: Connections for Toshiba LTM12C2

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Programming theWatchdog TimerAPPENDIXA

20 SOM-4472 User's ManualA.1 Programming the watchdog timerTo program the watchdog timer, you must write a program which writesI/O port address

Appendix A Programming the Watchdog Timer 21After data entry, your program must refresh the watchdog timer byrewriting the I/O port 443 (hex) w

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System Assignments• System I/O ports• DMA channel assignments• Interrupt assignments• 1st MB memory mapAPPENDIXB

24 SOM-4472 User's ManualB.1 System I/O portsTable B-1: System I/O portsAddr. range(Hex) Device000-01F DMA controller (slave)020-03F Interrupt co

Appendix B System Assignments 25B.2 DMA channel assignmentsTable B-2: DMA channel assignmentsChannel Function0 Available1 Available2 Floppy disk (8-bi

iiiAdditional Information and Assistance1. Visit the Advantech web site at WWW.advantech.com where youcan find the latest information about the produc

26 SOM-4472 User's ManualB.3 Interrupt assignmentsTable B-3: Interrupt assignmentsInterrupt# Interrupt sourceNMI Parity error detectedIRQ 0 Inter

Appendix B System Assignments 27B.4 1st MB memory mapTable B-4: 1st MB memory mapAddr. range (Hex) DeviceF000h - FFFFh System ROME000h - EFFFh Reserve

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ivContentsCHAPTER 1 General Information ... 11.1 Introduction...

CHAPTER1GeneralInformationThis chapter gives background informa-tion on the SOM-4472 CPU System OnModule.Sections include:• Introduction• Specificatio

2 SOM-4472 User's Manual1.1 IntroductionThe SOM-4472 is a VIA low-power Eden/Ezra processor System OnModule (SOM) with audio controller, a 4X AG

Chapter 1 General Information 31.2 Specifications1.2.1 Standard System On Module functions• CPU: On

4 SOM-4472 User's Manual1.2.2 VGA/flat panel Interface• Chipset: VIA Twister chip with integrated Savage4 2D/3D/VideoAccelerator• Frame buffer:

Chapter 1 General Information 51.2.4 TV-out• Chipset: VIA VT1621• Supports NTSC, NTSC=EIA (Japan) a