WAFER-4821 DX4-100 MHz with Ethernet SBC Version 2.0 User
Contents
1. Four high speed Series ports Three RS 232C one RS 232C or RS 422 485 Port PS 2 Mouse Keyboard Connector 6 pin Mini DIN Keyboard Connector Digital I O 4 TTL inputs and 4 TTL outputs Industrial features Watchdog timer Software programmable time period can be set from 1 to 255 seconds Reset is generated when CPU does not periodically trigger the timer PC 104 expansion bus A 64 pin and 40 pin industrial embedded PC bus standard External power connector 5 pin male connector model 2571 08TS Keyboard connector 6 pin mini DIN keyboard connector e General information Power Consumption 5V 1 85A DX4 100MHz 32MB RAM Operating Temperature 0C 60 Humidity 5 95 non condensed Dimension 102 01mm W x 146 48mm L 1 2 Package Contents In addition to this User Manual WAFER 4821 package includes the following items e WAFER 4821 DX4 100 with Ethernet Single Board Computer x 1 e RS 232 Printer Cable x 1 e FDD HDD Cable x 1 e G pin Mini Din Keyboard Mouse Adapter Cable x 1 e Power wire Cable x 1 e RS 232 422 485 Cable x 1 Chapter 2 Installation This chapter describes how to install the WAFER 4821 The layout of WAFER 4821 is shown on the next page and the Unpacking Precautions that you should be careful with is described on the following page Jumpers and switches setting is also included for this board s configuration such as system clock setting and Watchdog timer 1 1 WAFER 4821 Layout JP12. 2 6 2 7 2 8 2 9 2 10 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 3 9 3 10 3 11 4 1 4 2 4 3 4 4 4 5 4 6 Table of Contents Mir A es E E esas l ED Specification Sects esse ese i p der EEEE TEETER TALEN 6 Package Contents vx cas eet iii in vide eke es na Ea Gives aa 7 Installation iiO 8 WAFER 4821 LAV OU Encinas aia acid 8 Unpacking Precautions 2 nr rr ra rnnnnnnnnrnn rna nrnnnnnn ni 9 CPU Setting for WAFER 4821 020 nn nr nn 9 Watchdog TIME L pvisi ad iniieei bik i GA a Ka la 10 DiskOnChip Flash DISK ied iii ses a aaa aE 10 Serial port2 RI Pin Setting L cece eect ee eee eee eee eee eee e teeta tees 11 Serial port2 RS 232 RS 422 or RS 485 Setting eee ee eee ee ees 11 Free IRQ3 and IRQ4 Setting rr rr nn 12 Clear CMOS SetUp recio i Bel a a a 12 Realtek8019AS Setting L rr 12 Confeccion teatri pi i bi Floppy Disk Drive Connector rr eee eee nr teeta nn na 13 IDE Disk Drive Connector 2 nn rr rkm nar nn nr nn nn nn 14 Parallel Port it iss ee aa p a a a a en 15 Serial POS A dot 16 Keyboard Mouse Connector cece cece eee eee eee eee nee nett netted 17 External Switches and Indicators 2 nr rna 18 External Power Connector LL ern n rr ra teense eta 18 Exterrial Speaker Las iii biez p at e b da ta Erin ikel 19 PG 104 Connection BUS sis isba ai TE Ea A a Aa i 20 IrDA Infrared Interface Port nn nn teeta naan eed 22 LAN RJ AS CONMECCOR ika chi
3. TIME PORT OUT AL 8 8 SECONDS ADD YOUR APPLICATION HERE MOV DX TIMER START IN AL DX START COUNTER ADD YOUR APPLICATION HERE W_LOOP MOV DX TIMER_STOP IN AL DX MOV DX TIMER START IN AL DX RESTART COUNTER ADD YOUR APPLICATION HERE CMP EXIT_AP 0 JNE W LOOP MOV DX TIMER STOP IN AL DX EXIT AP 34 Appendix B 1 O Information IO Address Map I O address Range Description 8042 Kevboard Controller 200 207 Game I O Parallel Printer Port 2 LPT3 378 37F Parallel Printer Port 1 LPT2 35 1st MB Memory Address Map A0000 BFFFF VGA buffer C8000 EFFFF Free for customer application FOOOO FFFFF System BIOS 1000000 Extend BIOS IRQ Mapping Chart IRQO System Timer IRQ8 RTC Clock IRQ1 Keyboard IRQ9 Unused IRQ2 Cascade to IRQ Controller IRQ10 COM4 IRQ3 COM2 IRQ11 COM3 IRQ4 COM1 IRQ12 PS 2 mouse IRQ5 Unused IRQ13 FPU IRQ6 FDC IRQ14 Primary IDE IRQ7 Printer IRQ15 Unused DMA Channel Assignments DMA Channel Function 0 Available 1 Available 2 Floppy Disk 8 bit transfer 3 Available 4 Cascade for DMA controller 1 5 Available 6 Available 7 Available 36 Appendix C Digital Input and Output Digital Input and Output generally are control signals You can use these signals to control external devices that needs On Off circuit or TTL devices The register addres
4. hardware reset cold boot to bring the system back to a known state The Watch Dog Timer is controlled by three I O ports 443 Set Watchdog Time period 443 hex Enable the refresh the Watchdog Timer 843 043 hex Disable the Watchdog Timer To enable the Watchdog Timer user has to define Timer before enable the Watchdog Timer function The output data is a value of time interval and the range of the value is from 01 hex to FF hex and time interval 1 sec to 255 sec Data Time Interval 01 1 sec 02 2 sec 03 3 sec 04 4 sec FF 255 sec This will enable and activate the countdown timer which will eventually time out and reset the CPU to ensure that this reset condition does not occur the Watch Dog Timer must be periodically refreshed by reading the same I O port 043H and 443H This must be done within the time out period that is selected by software please refer to the example program 33 A tolerance of at least 5 must be maintained to avoid unknown routines within the operating system DOS such as disk I O that can be very time consuming Therefore if the time out period has been set to 10 seconds the I O port 443H must be read within 7 seconds Note when exiting a program it is necessary to disable the Watch Dog Timer otherwise the system will reset Example program TIMER_PORT 443H TIMER_START 443H TIMER_STOP 843H INITIAL TIME PERIOD COUNTER MOV DX
5. is used by the parallel port Parallel Port DMA Channel To set the DMA Channel used by the parallel port 29 4 6 Auto Detect Hard Disk This option detects the parameters of an IDE hard disk drive HDD sector cylinder head etc automatically and will put the parameters into the Standard CMOS Setup screen Upto 4 IDE drives can be detected and the parameters will be listed in the box Press lt Y gt if you accept these parameters Press lt N gt to skip the next IDE drives Note If your IDE HDD was formatted in previous older system incorrect parameters may be detected In this case you need to enter the correct parameters manually or low level format the disk 4 7 Change Supervisor Password This option sets a password that is used to protect your system and Setup Utility Supervisor Password has higher priority than User Password Once you setup the password the system will always ask you to key in password every time you enter the BIOS SETUP If you enter the BIOS SETUP with Supervisor Password you can choose every setup option on the main menu but with User Password you can only choose three setup options USER PASSWORD SAVE SETTING AND EXIT and EXIT WITHOUT SAVING To disable these passwords enter the BIOS SETUP room with Supervisor Password and then just press the lt Enter gt key instead of entering a new password when the prompt Enter Password pops up Note If you forget the password do the Clear Reset CMOS p
6. password you can clear or reset it by closing the J P11 After JP11 is closed turn on the power for about 3 seconds then turn it off and open the JP11 Now the password and CMOS contents have been cleared from your CMOS e JP11 Clear CMOS OFF NORMAL ON CLEAR 1 10 Realtek8019AS Setting Realtek8019AS can be set to PNP MODE or JUMPERLESS MODE e JPI Realtek8019AS Setting OFF PNP mode ON JUMPERLESS mode 12 Chapter 3 Connection This chapter describes how to connect peripherals switches and indicators to the WAFER 4821 board You can access most of the connectors from the top of the board while it is installed in the chassis 1 1 Floppy Disk Drive Connector WAFER 4821 board comes equipped with a 34 pin daisy chain driver connector cable The detailed pin assignment of the connector is specified as following table e CN8 Floppy Disk Drive Connector as ul GROUND REDUCE WRITE ono NEO we sound e we GROUND EN INDEX 9 GROUND MOTOR ENABLE 0 GROUND DRIVE SELECT 1 GROUND DRIVE SELECT 0 GROUND MOTOR ENABLE 1 GROUND DIRECTION GROUND STEP GROUND WRITE DATA GROUND FDCWE GROUND TRACK 0 GROUND WRITE PROTECT GROUND READ DATA GROUND HEAD GROUND DISK CHANGE 13 1 2 IDE Disk Drive Connector You can attach two IDE Integrated Device Electronics hard disk drives to the WAFER 4821 internal controller The board comes equipped with a 44 pin flat cable c
7. to boot Floppy Access Control To define the read write access which is set when booting from a floppy drive 26 Hard Disk Access Control To define the read write access which is set when booting from a HDD S M A R T for Hard Disks To allow BIOS to use the System Management and Reporting Technologies protocol for reporting server system information on a network BootUp Num Lock To turn on off the Num Lock option on an enhanced keyboard when you boot If you turn it off the arrow keys on the numeric keypad can be used just as the other set of arrow keys on the keyboard and vice versa PS 2 Mouse Support To testify whether or not a PS 2 mouse is supported System Keyboard To testify whether or not a keyboard is attached to the computer Primary Display To define the type of display monitor of the system The Absent option is for network file servers Password Check To define if a password is necessary or not for accessing to the system Boot to OS 2 If you run the OS 2 operating system this option must be set to yes System BIOS Cacheable To define whether or not the memory segments FOOOH can be read from or written to cache memory Setting it as Enabled will give faster execution in your system XXXX 16k Shadow ROM Shadow is a technique in which BIOS code is copied from slower ROM to faster RAM If you enable it then the BIOS will be executed form the RAM Each option allows 16KB segment to be sha
8. 0 a JP11 N co ju o LLI q wm D a oO TA CN19 1 2 Unpacking Precautions Some components on WAFER 4821 SBC are very sensitive to static electric charges and can be damaged by a sudden rush of power To protect it from unintended damage follow the precautions below Ground yourself to remove any static charge before touching your WAFER 4821 SBC You can do it by using a grounded wrist strap at all times or by frequently touching any conducting materials that is connected to the ground Handle your WAFER 4821 SBC by its edges Do not touch IC chips leads or circuitry if not necessary Do not plug any connector or jumper while the power is on 1 3 CPU Setting for WAFER 4821 e JP5 CPU CLOCK SETTING The system clock is generated by the CS650R 01 and the different CPU clock frequency can be selected by JP5 and shown as following table 1 4 Watchdog Timer Watchdog Timer is enabled by reading port 443H It should be triggered before the time out period ends otherwise it will assume the program operation is abnormal and will issue a reset signal to start again The Watchdog Timer is disabled by reading port 043H or 843H e JP2 Watch Dog Timer Type Selector 1 2 RESERVED 1 5 DiskOnChip Flash Disk The DiskOnChip does not need any extra software utility because the DOC is 100 software compatible to hard disk It is just plug and play easy and reliable e JP3 DiskOnChip Memor
9. 8 DACK2 27 SA4 59 TC 28 SA3 60 BALE 29 SA2 61 VCC 30 SA1 62 OSC 31 SAO 63 GND 32 GND 64 GND 21 1 9 IrDA Infrared Interface Port WAFER 4821 has a built in IrDA port supports Serial Infrared SIR or Amplitude Shift Keyed IR ASKIR interface If you want to use the IrDA port you have to configure the SIR or ASKIR model in BIOS gt Peripheral Setup gt COM4 Then the normal RS 232 COM4 will be disabled e CN9 IR Connector 1 10 LAN RJ 45 Connector WAFER 4821 built in RJ 45 LAN connector is for 10Mbps Ethernet NE 2000 compatible operation e CN14 LAN RJ 45 Connector Pe ape e CN4 LAN LED Green LED for LINK and Yellow LED for RX 22 1 11 Digital I O One of the characteristics of digital circuit is its fast response to high or low signal This kind of respond is badly needed for harsh and critical industrial operating environment That is why we design 4 bit digital inputs and 4 bit digital outputs on the WAFER 4821 Digital Input and Output generally are control signals You can use these signals to control external devices that needs On Off circuit or TTL devices The register address is 340H or 240H 260H configured with BIOS setting e CN12 Digital I O PIN Signal Name PIN Signal Name 1 GND 6 VCC 2 DO3 7 DO2 3 DO1 8 DOO 4 DIN3 9 DIN2 5 DIN1 10 DINO 23 Chapter 4 AMI BIOS Setup WAFER 4821 uses AMI BIOS for system configuration
10. AMI BIOS setup program is designed to provide maximum flexibility in configuring the system by offering various options which may be selected for end user requirements This chapter is written to assist you in the proper usage of these features 1 1 Getting Started When you turn on the power button the BIOS will enter the Power On Self Test routines These routines will be executed for system test and initialization and system configuration verification Note for your convenience a diskette containing files for updating the BIOS is included with the following content FLASH634 COM Flash utility to update BIOS After the POST routines are completed the following message appears Hit DEL if you want to run SETUP To access AMI BIOS SETUP UTILITY press lt Del gt key The following screen will be displayed at this time AMIBIOS HIFLEX SETUP UTILITY VERSION 1 22 C 1999 American Megatrends Inc All Rights Reserved Advanced CMOS Setup Advanced Chipset Setup Peripheral Setup futo Detect Hard Disks Change User Password Change Supervisor Password futo Configuration with Optimal Settings Auto Configuration with Fail Safe Settings Save Settings and Exit Exit Without Saving Standard CMOS setup for changing time date hard disk type etc ESC Exit tl Sel F2 F3 Color F10 Save Exit 24 1 2 Standard CMOS Setup The standard CMOS Setup is used for basic hardware system configuration The main functi
11. Rights Reserved Available Options ist Boot Device Floppy Disabled znd Boot Device IDE 0 b Enabled 3rd Boot Device CDROM Try Other Boot Devices Yes Floppy Access Control Read Write Hard Disk Access Control Read Write S H A R T for Hard Disks Disabled BootUp Mum Lock On PS Z Mouse Support Enabled System Keyboard Absent Password Check Setup Boot To 03 2 No Wait For Fi If Error Enabled Hit DEL Message Display Enabled System BIOS Cacheable Enabled C000 3Zk Shadow Enabled C800 32k Shadow Disabled ESC Exit tl Sel D000 64k Shadow Disabled PgUp PgDn Modify D800 3Zk Shadow Disabled F1 Help FZ F3 Color You can change the value of each option by using lt PgUp gt and lt PgDn gt key The available values are shown on the right screen Quick Boot Enabled To enable the BIOS to boot quickly when you turn on your computer The BIOS will only check the first 1MB of the system memory Quick Boot Disabled BIOS will test all system memory when it boots up It will spend about 40 seconds until it receives a Ready signal from the HDD It will also wait for you to press the lt Del gt key or not 1 274 3 Boot Device To define the device type for booting after the routines check up completes Ifthe 1 Boot Device fails BIOS will attempt to boot from the 2 or the 3 device Try Other Boot Devices BIOS will try to boot from any other available device in the system if the 1 2 d and 3 device fails
12. W Housing e CN11 Serial Port3 Connector 9 pin DSUB PIN Signal Name PIN Signal Name 1 DCD 6 DSR 2 RX 7 RTS 3 TX 8 CTS 4 DTR 9 RI 5 GND 10 NC 16 e CN10 Serial Port4 Connector 10 pin Header W Housing rin sein pin Pero 1 5 Kevboard Mouse Connector WAFER 4821 provides a 6 pin Mini DIN connector CN13 on the board mounting bracket for single board computer applications e CN13 PS 2Mouse Keyboard Connector Mini Din rin Description a me wax 17 1 6 External Switches and Indicators There are many external switches and indicators for monitoring and controlling your CPU board These features are optional The detailed pin assignment of the connectors is specified as following table e CN5 Reset button PIN Description 1 RESET 2 GND e CN2 IDE LED connector Description HDD ACTIVE 1 7 External Power Connector WAFER 4821 has an on board external power connector CN3 and a 2 pin power connector CN7 You can connect power directly to the CPU board without passive backplane application e CN3 External Power Connector Pin Description o 18 e CN7 External Power LED Connector PIN Description 1 5V 2 GND 1 8 External Speaker WAFER 4821 has its own buzzer which can be connected to external speaker through the connector CN15 e CN15 External Speaker Connecto
13. WAFER 4821 DX4 100 MHz with Ethernet SBC Version 2 0 User Manual Version 2 0 August 22 2003 Copyright 2003 by ICP Electronics Inc All Rights Reserved Copyright Notice The information in this document is subject to change without prior notice in order to improve reliability design and function and does not represent a commitment on the part of the manufacturer In no event will the manufacturer be liable for direct indirect special incidental or consequential damages arising out of the use or inability to use the product or documentation even if advised of the possibility of such damages This document contains proprietary information protected by copyright All rights are reserved No part of this manual may be reproduced by any mechanical electronic or other means in any form without prior written permission of the manufacturer Trademarks WAFER 4821 is a registered trademark of ICP Electronics Inc IBM PC is a registered trademark of International Business Machines Corporation Intel is a registered trademark of Intel Corporation AMI is a registered trademark of American Megatrends Inc Other product names mentioned herein are used for identification purposes only and may be trademarks and or registered trademarks of their respective companies Support For any questions regarding the content of this manual or related issues please email us at Support iei com tw 1 1 1 2 2 1 2 2 2 3 2 4 2 5
14. are compatible with the NS16C550 The parallel port and IDE interface are compatible with IBM PC AT and XT architecture s as well as EPP and ECP The most outstanding feature in the WAFER 4821 is the built in PC 104 expansion bus Based on the PC 104 bus you can easily install over thousands of PC 104 modules from hundreds vendors in the world WAFER 4821 has external power connector that can let it connects to power supply directly It is suitable for your standalone applications Also it provides four COM Ports three RS232C one RS 232C or RS 422 485 Port for industrial field site application 1 1 Specifications WAFER 4821 DX4 100 with Ethernet Single Board Computer provides the following specification System on Chip SOC System core logic I O CPU DX4 100 in one chip Real time clock calendar and battery backup by DS12887 or equivalent Memory DRAM memory up to 32MB 1 pcs 72 pin SIMM on board 4 MB designed for customer requirement Disk on Chip socket support one Disk on Chip socket Ethernet Interface Chipset Realtek RTL 8019AS chipset on board Type 16 bit Ethernet Novell NE2000 compatible 10Base T 10 MBps Connection on board RJ 45 connector Integrated Multi I O IDE hard disk drive interface Supports up to two I DE hard disk drives Can be disabled by BIOS Setup Floppy disk drive interface Supports two 2 88 MB 1 44MB 1 2MB 720KB or 360KB floppy disk drives Can be disabled by BIOS Setup
15. bled OnBoard FDC The floppy disk drive controller can be Enabled or Disabled by this item When you do not need floppy disk the FDD controller can be disabled If you set it Auto the BIOS will try to enable any floppy drive controller on the ISA Bus 28 Serial Port 1 The options are Disable 3F8 2F8 3E8 2E8 and Auto You can set the I O address of the serial port 1 or disable it Serial Port 2 The options are Disable 3F8 2F8 3E8 2E8 and Auto You can set the I O address of the serial port 2 or disable it Serial Port 3 The options are Disable 3F8 2F8 3E8 2E8 and Auto You can set the I O address of the serial port 3 or disable it Serial Port 4 The options are Disable 3F8 2F8 3E8 2E8 and Auto You can set the I O address of the serial port 4 or disable it OnBoard Parallel Port The options are Auto Disable 3BC 378 or 278 You can set the I O address of the parallel port or disable it IrDA Protocol To specify the function mode if an IrDA mode is selected Parallel Port Mode WAFER 4821 provides EPP ECP ECP EPP and SPP BPP Mode EPP passes the parallel port to be used with devices which stick to the EPP specification The existing parallel port signals will be used by EPP to provide asymmetric bi directional data transfer driven by the host devices ECP passes the parallel port to be used with devices which stick to the ECP specification Parallel Port I RQ To define the Interrupt Request IRQ which
16. dowed to the RAM 27 4 4 Advanced Chipset Setup AMIBIOS SETUP ADVANCED CHIPSET SETUP C 1999 American Megatrends Inc All Rights Reserved Available Options RAS Precharge Time 2T b Automatic RAS to CAS Read Cycle Delay 2T 14 318MHz RAS to CAS Write Cycle Delay zT CLK5RC 5 CAS Precharge Read Time 1T CLESRC 3 CAS Precharge Write Time iT CLKSRC Z 5 CAS Width in Read Cycle 1T CLKSRC 1 5 CAS Width in Write Cycle 1T CLKSRC 1 00 CLKSRC 4 CLKSRC Z 24MHz ESC Exit f4 Sel Pglp PgDn Modify Fi Help FZ F3 Color Note Do not change any value on this page unless necessary 4 5 Peripheral Setup When you enter the Peripheral Setup the following items are available for setting AMIBIOS SETUP PERIPHERAL SETUP C 1999 American Megatrends Inc All Rights Reserved Available Options OnBoard Serial Porti 3FBh COM1 Disabled OnBoard Serial Port 2F6h COM2 b Primary OnBoard Parallel Port 378h Secondary Parallel Port Mode SPP BPP Parallel Port IRQ 5 Parallel Port DMA Channel B OnBoard FDC Enabled OnBoard Serial Port3 3E6h COM3 Serial Port3 IRQ 11 OnBoard Serial Port4 2E6h COM Serial Port4 Mode Normal IrDA Protocol 1 6 us Serial Port4 IRQ 10 OnBoard GPIO Port 340h ESC Exit fl Sel Pyllp PgDn Modify Fi Help F2 F3 Color OnBoard IDE to define the on board Integrated Drive Electronics controller channel s to be used Available options are Primary Secondary and Disa
17. nes aa iaa ais 22 Digital Dita A Add 23 AMI BIOS SE is LA Getting Started f si issir hich tefa aa A 24 Standard CMOS Setup sisce veces iir eee dee ceri sk bbe eee bee a tbe ey tae vende a 25 Advanced CMOS Setup ccceee cece nr teeta eta nr nnnnnznnnnzntrn nn 26 Advanced Chipset Setup 22L nn cent nn nn nn nrannn ene e teenies 28 Peripheral Setup L rr nn rr eee mnn nn 28 Auto Detect Hard Disk rr 30 4 7 Change Supervisor Password ccccceeceeeeeeeeeeeeeeeeeeeeeeeeeaeeceeegneeneenes 30 4 8 Auto Configuration with Optimal Settings cece cece ee eee e eee 31 4 9 Auto Configuration with Fail Safe Settings cece cece eee teeta e eens 31 4 10 Save Settings and Exit nr 32 4 11 Exit Without Saving eect etna eee nn nnnnn ni 32 Appendix A Watchdog Timer snnnnnnnnannnunannunnnnunnnnnnnnumnnnnunn 33 Appendix B 1 O Information sssssssnnsnsnnnnnnnnnnnnnnnnnnnnnnnnnnnn 35 Appendix C Digital Input and Output a AT 37 Chapter 1 Introduction Thank you for choosing WAFER 4821 DX4 100 with Ethernet Single Board Computer WAFER 4821 is a stand alone board with PC 104 connector equipped with four COM Ports and advanced high performance multi mode I O and Ethernet function designed for the system manufacturers integrators or VARs to provide all the performance reliability and quality An advanced high performance super I O function is supported by the Maple chipset The on chip UARTs
18. on is for Date Time setting and Floppy Hard Disk setting Please refer to the following screen for this setup AMIBIOS SETUP STANDARD CMOS SETUP C1999 American Megatrends Inc All Rights Reserved Date mmrdd yyyy Thu Tal 14 1999 Base Memory 0 KB Time hh mmrss 12 05 16 Extd Memory O MB Floppy Drive A 1 44 MB 3 Floppy Drive B Not Installed LBA Blk PIO 32Bit Type Size Culn Head WPcom Sec Mode Mode Mode Mode Pri Master Auto off Pri Slave Auto off Sec Master Not Installed Sec Slave Not Installed Boot Sector Virus Protection Disabled Month Jan Dec ESC Exit T1 5el Day 0i 31 PgUp PgDn Modify Year 1901 9999 Fi Help F2 F3 Color To set the Date for example press either the arrow or lt Enter gt button on your keyboard to select one of the fields Months Date or Year then press either lt PgUp gt or lt PgDn gt to set it to the current Months Date and Year Do the same steps for Time setting For I DE hard disk drive setup please check the following possible setup procedure 1 Use the Auto Detect Hard Disk option in the main menu the computer will automatically detect the HDD specifications 2 Manually enter the specifications by yourself by selecting the Type of your HDD 25 1 3 Advanced CMOS Setup The following screen will be displayed if you select Advanced CMOS Setup AMIBIOS SETUP ADVANCED CMOS SETUP C1999 American Megatrends Inc All
19. on when you finish setting all the parameters and want to save them into the CMOS Just simply press lt Enter gt key and all the configuration changes will be saved AMIBIOS HIFLEX SETUP UTILITY VERSION 1 22 C1999 American Megatrends Inc All Rights Reserved Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Peripheral Setup uto Detect Hard Disks Save current settings and exit Y N 7 Y Exit Without Saving Weite the current settings to CMOS and exit ESC Exit T4 Sel FZ F3 Color F10 Save fi Exit 4 11 Exit Without Saving Select this option if you want to exit the Setup without saving the changes that you made Press lt Enter gt key and you will exit the BIOS SETUP without saving the changes AMIBIOS HIFLEX SETUP UTILITY VERSION 1 22 C 1999 American Megatrends Inc All Rights Reserved Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Peripheral Setup futo Detect Hard Disks a Quit without saving Y N 7 Y J Exit Without Saving Exit without saving the current settings ESC Exit tl Sel F2 F3 Color FiO Save Exit 32 Appendix A Watchdog Timer Watchdog Timer is provided to ensure that standalone systems can always recover from catastrophic conditions that cause the CPU to crash This condition may have occurred by external EMI or a software bug When the CPU stops working correctly hardware on the board will perform a
20. onnector The detailed pin assignment of the connector is specified as following table e CNI IDE Interface Connector PIN Description Description RESET GROUND DATA 7 DATA 8 C IOR 26 GROUND IDE CHRDV 28 BALE N IRQ14 32 IOCS16 N 30 GROUND SA 0 36 A IC C 2 HDC CS0 38 HDD ACTIVE 40 V GN 1 3 EE ows z NN 14 1 3 Parallel Port This port is usually connected to a printer WAFER 4821 includes an on board parallel port accessed through a 26 pin flat cable connector CN6 The detailed pin assignment of the connector is specified as following table e CNG Parallel Port Connector Pin Description PIN Description re CIN CCT s oms fe omm E fe oars o foma w nomee PRINTER SELECT 14 AUTO FORM FEED 15 ERROR 16 INITIALIZE ma LPT SELECT LN 15 1 4 Serial Ports WAFER 4821 offers four high speed NS16C550 compatible UARTs with Read Receive 16 byte FIFO serial ports These ports enable you connect to serial devices or a communication network Two 9 pin DSUB connectors one 10 pin header and one 14 pin header are provided by WAFER 4821 The detailed pin assignment of the connectors are specified as following tables e CN17 Serial Porti Connector 9 pin DSUB PIN Signal Name PIN Signal Name 1 DCD 6 DSR 2 RX 7 RTS 3 TX 8 CTS 4 DTR 9 RI 5 GND 10 GND e CN16 Serial Port2 Connector 14 pin Header
21. r PIN Description 19 3 9 PC 104 Connection Bus WAFER 4821 PC 104 expansion bus enables you to attach any kind of PC 104 modules The PC 104 bus has already become the industrial embedded PC bus standard so you can easily install over thousands of PC 104 modules from hundreds of vendors in the world There are two PC 104 connectors on this board PC 104 64 and PC 104 40 e CN19 PC 104 40 Connector PIN Description PIN Description 1 GND 21 GND 2 MCS16 22 SBHE 3 10CS16 23 LA23 4 IRQIO 24 LA22 5 IRQ11 25 LA21 6 IRQ12 26 LA20 7 IRQ15 27 LA19 8 IRQ14 28 LA18 9 DACKO 29 AL17 10 DRQO 30 MEMR 11 DACK5 31 MEMW 12 DRQ5 32 SD8 13 DACK6 33 SD9 14 DRQ6 34 SD10 15 DACK7 35 SD11 16 DRQ7 36 SD12 17 VCC 37 SD13 18 MASTER 38 SD14 19 GND 39 SD15 20 GND 40 GND 20 CN18 PC 104 64 Connector PIN Description PIN Description 1 OCHCK 33 GND 2 SD7 34 IRSTDRV 3 SD6 35 VCC 4 SD5 36 IRQO 5 SD4 37 5V 6 SD3 38 DRQ2 7 SD2 39 12V 8 SD1 40 ZWS 9 SDO 41 12V 10 IOCHRDV 42 GND 11 AEN 43 SMEMW 12 LA19 44 SMEMR 13 LA18 45 lOW 14 LA17 46 IOR 15 SA16 47 DACK3 16 SA15 48 DRQ3 17 SA14 49 DACK1 18 SA13 50 DRQ1 19 SA12 51 REFRESH 20 SA11 52 SYSCLK 21 SA10 53 IRQ7 22 SAQ 54 N C 23 SA8 55 IRQ5 24 SA7 56 IRQA 25 SA6 57 IRQ3 26 SA5 5
22. rocedure see Part 2 3 the CPU Setting for WAFER 4821 gt gt Clear CMOS SETUP 30 4 8 Auto Configuration with Optimal Settings This option lets you load the optimal default settings These settings are best case values which will provide the best performance Whenever your CMOS RAM is damaged this optimal setting will be loaded automatically AMIBIOS HIFLEX SETUP UTILITY VERSION 1 22 C 1999 American Megatrends Inc All Rights Reserved Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Peripheral Setup uto Detect Hard Disks Load high performance settings Y N 7 Y Exit Without Saving Load configuration settings giving highest performance ESC Exit T1 Sel FZ F3 Color Fi Save Exit 4 9 Auto Configuration with Fail Safe Settings This option lets you load the Fail Safe default settings when something happens to your computer so that it cannot boot normally These settings are not the most optimal settings but are the most stable settings AMIBIOS HIFLEX SETUP UTILITY VERSION 1 22 C 1999 American Megatrends Inc All Rights Reserved Standard CMOS Setup Advanced CMOS Setup Advanced Chipset Setup Peripheral Setup futo Detect Hard Disks LUM Load failsafe settings YN 7 Y Exit Without Saving Load failsafe configuration settings ESC Exit fl Sel F2 F3 Color F10 Save Exit 31 4 10 Save Settings and Exit Select this opti
23. s is 340H This register is designed to latch the output data e CN16 Digital I O PIN Signal Name PIN Signal Name 1 GND 6 VCC 2 DO3 7 DO2 3 DO1 8 DOO 4 DIN3 9 DIN2 5 DIN1 10 DINO Below is the specifications of WAFER 4821 Digital I O Digital Input Output channels 4 bits TTL Devices compatible Digital Logic level 0 0 5V max Digital Logic level 1 3 5V to 5V Register Address 340H Example program PORT_ADRESS 340H G LOOP MOV DX PORT ADDRESS IN AL DX CMP AL P STATUS JNE W_LOOP CMP X STATUS O JE G LOOP OUT DX AL MOV X_STATUS 0 JMP G LOOP W_LOOP MOV P STATUS AL MOV X_STATUS 1 WAIT HERE JMP G LOOP X STATUS DB 0 P STATUS DB 37
24. y Address Setting ADDRESS 1 2 3 4 5 6 CEOOH OPEN CLOSE CLOSE D600H CLOSE OPEN CLOSE DEOOH OPEN OPEN CLOSE 10 1 6 Serial port2 RI Pin Setting The serial port2 CN16 can supply 5V or 12V power to the serial devices via RI pin Pin 9 of the serial port connector The maximum current is 1A with fuse protection If the output is set to 12V make sure that you have 12V to supply to the board e JP13 JP14 for CN16 Pin 8 Selector CN16 Pin9 JP14 JP13 RI Signal 2 3 Any is applicable when JP 14 uses 2 3 5V 1 2 2 3 12V 1 2 1 2 5V or 12V output is fuse protected 1 7 Serial port2 RS 232 RS 422 or RS 485 Setting The serial port2 CN16 can be set to RS 232 or RS 422 485 for industrial field site application e JP8 COM2 CN16 RS 232 422 485 setting RS 232 RS 422 RS 485 1 2 CLOSE OPEN OPEN 3 4 OPEN CLOSE CLOSE 5 6 OPEN OPEN CLOSE 11 1 8 Free 1RQ3 and IRQA Setting If you want to free IRQ3 and IRQ4 for other application then the serial port2 and serial portl have to be disabled by BIOS setting and the jumper J P9 andJ P10 have to be closed to free IRQ3 and IRQ4 respectively e JP 9 Free IRQ3 Setting OFF Enable serial port2 ON Disable serial port2 e JP 10 Free IRQA Setting OFF Enable serial port1 ON Disable serial portl 1 9 Clear CMOS Setup If you forget the CMOS
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