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SOM-4475 User's Manual

Appendix B System Assignments

29

S

S-video 5
Safety precautions 13
Serial port 3
System Chipset 3
System I/O ports 26
System memory 3

T

Toshiba LTM10C042 18
Toshiba LTM12C275A 19
TV-Out Chipset 5

V

VGA display configuration 16
VIA VT1621 5

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Summary of Contents for SOM-4475

Page 1: ...SOM 4475 ETX Module Intel Pentium III Celeron SOM ETX CPU Module with CPU VGA LCD LVDS LAN Audio Interface User s Manual...

Page 2: ...o Ltd AMD is a trademark of Advanced Micro Devices Inc Award is a trademark of Award Software International Inc Cyrix is a trademark of Cyrix Corporation IBM PC AT PS 2 and VGA are trademarks of Inter...

Page 3: ...nd Assistance 1 Visit the Advantech web site at WWW advantech com where you can find the latest information about the product 2 Contact your distributor sales representative or Advantech s customer se...

Page 4: ...iv Version History October 2003 manual no 2000000038 SOM 4475 User s Manual Ed 1...

Page 5: ...Assignments for X1 X2 X3 X4 connectors 11 2 3 Safety precautions 11 Chapter 3 Software Configuration 14 3 1 Introduction 14 3 2 Utility CD disk 14 3 3 VGA display software configuration 14 Table 3 1...

Page 6: ...System I O ports 24 Table B 1 System I O ports 24 B 2 DMA channel assignments 25 Table B 2 DMA channel assignments 25 B 3 Interrupt assignments 26 Table B 3 Interrupt assignments 26 B 4 1st MB memory...

Page 7: ...C H A P T E R 1 General Information This chapter gives background infor mation on the SOM 4475 CPU System On Module Sections include Introduction Specifications Board Dimensions...

Page 8: ...e power consumption It complies with the Green Function standard and supports Doze Standby and Suspend modes In addition the board s watchdog timer can automatically reset the system or generate an in...

Page 9: ...SDRAM Power management Supports power saving modes including Normal Standby Suspend modes APM1 2 ACPI 1 0 compliant Enhanced IDE interface 2 EIDE channels support up to 4 IDE devices BIOS auto detect...

Page 10: ...SOM 4475F M0A1 SOM 4475F R0A1 and 2 Channel LVDS interface SOM 4475FL R0A1 SOM 4475FL M0A1 SOM 4475FL J0A1 Display mode CRT Mode 1280 x 1024 32bpp 60Hz 1024 x 768 32bpp 85Hz LCD Simultaneous Modes 12...

Page 11: ...face Includes software drivers and boot ROM 1 2 6 Mechanical and environmental Dimensions L x W SOM ETX form factor 95 mm x 114 mm 3 7 x 4 5 Power supply voltage 5 V 5 Power requirements Max 4 6 V 5 V...

Page 12: ...6 SOM 4475 User s Manual 1 3 Board dimensions Figure 1 1 SOM 4475 dimensions...

Page 13: ...Chapter 1 General Information 7 Figure 1 2 SOM 4475 Top view...

Page 14: ...8 SOM 4475 User s Manual...

Page 15: ...and Descriptions This chapter tells how to set up the SOM 4475 hardware It includes instructions on connecting peripherals switches and indicators Make sure you read all the safety precautions before...

Page 16: ...4475 User s Manual Chapter 2 Connector Assignments 2 1 Connector Locations The board has a number of connectors that allow you to configure your system to suit your application SOM 4475 Locating Conn...

Page 17: ...are working on it Do not make connections while the power is on because sensitive electronic components can be damaged by a sudden rush of power Caution Always ground yourself to remove any static cha...

Page 18: ...12 SOM 4475 User s Manual...

Page 19: ...5 This chapter details the software configu ration information It shows you how to configure the SOM 4475 card to match your application requirements Sections include LCD display configuration Connect...

Page 20: ...are utility on CD ROM This disk contains the necessary file for setting up the VGA display Direc tories and files on the disk are as follows AWDFLASH EXE This program allows you to update the BIOS Fla...

Page 21: ...program will then display the following 3 At the prompt type in the BIN file which supports your display When you are sure that you have entered the file name correctly press Enter The screen will as...

Page 22: ...GND 3 GND 2 CLK 35 SHFCLK 3 GND 4 GND 4 R0 27 PD12 5 R1 28 PD13 6 R2 29 PD14 7 GND 8 GND 8 R3 30 PD15 9 R4 31 PD16 10 R5 32 PD17 11 GND 33 GND 12 G0 19 PD6 13 G1 20 PD7 14 G2 21 PD8 15 GND 33 GND 16...

Page 23: ...D 3 GND 2 NCLK 35 SHFCLK 3 NC NC 4 NC NC 5 GND 4 GND 6 R0 27 PD12 7 R1 28 PD13 8 R2 29 PD14 9 R3 30 PD15 10 R4 31 PD16 11 R5 32 PD17 12 GND 8 GND 13 G0 19 PD6 14 G1 20 PD7 15 G2 21 PD8 16 G3 22 PD9 17...

Page 24: ...18 SOM 4475 User s Manual...

Page 25: ...Programming the WatchDog Timer APPENDIX A...

Page 26: ...program the watchdog timer you must write a program which writes I O port address 443 hex The output data is a value of time interval The value range is from 01 hex to 3E hex and the related time int...

Page 27: ...ows how you might program the watch dog timer in BASIC 10 REM Watchdog timer example program 20 OUT H443 data REM Start and restart the watchdog 30 GOSUB 1000 REM Your application task 1 40 OUT H443 d...

Page 28: ...22 SOM 4475 User s Manual...

Page 29: ...System Assignments System I O ports DMA channel assignments Interrupt assignments 1st MB memory map APPENDIX B...

Page 30: ...DMA page register 0A0 0BF Interrupt controller 2 slave 0C0 0DF DMA controller master 0F0 Clear math co processor 0F1 Reset math co processor 0F8 0FF Math co processor 1F0 1F8 1st fixed disk 200 207 Ga...

Page 31: ...ts Table B 2 DMA channel assignments Channel Function 0 Available 1 Available 2 Floppy disk 8 bit transfer 3 Parallel 4 Cascade for DMA controller 1 5 Available 6 Available 7 Available Parallel port D...

Page 32: ...cascade IRQ 3 Serial communication port 2 IRQ 4 Serial communication port 1 IRQ 5 Available IRQ 6 Diskette controller FDC IRQ 7 Parallel port 1 print port IRQ 8 Real time clock IRQ 9 Reserve IRQ 10 Av...

Page 33: ...mory map Addr range Hex Device F000h FFFFh System ROM E000h EFFFh Reserved for BIOS boot CC00h DFFFh available C000h CB00h VGA BIOS B800h BFFFh CGA EGA VGA text B000h B7FFh Reserved for graphic mode u...

Page 34: ...5 C Cache 3 Connector Locations 12 CPU types 3 D Display Chipset 5 Display modes 5 Display types 5 DMA channel assignments 27 I IDE interface 3 Infrared 3 Interrupts 28 M manual no iv N NTSC 5 P Packi...

Page 35: ...signments 29 S S video 5 Safety precautions 13 Serial port 3 System Chipset 3 System I O ports 26 System memory 3 T Toshiba LTM10C042 18 Toshiba LTM12C275A 19 TV Out Chipset 5 V VGA display configurat...

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