WAFER-7850 - Vox Technologies
Contents
1. 50 Appendix B Address Mapping ssssssesseseesseeeeseeen 52 IO Address Map same anne nt M M ii 52 1st MB Memory Address Map 53 IRQ Mapping Table PS 53 DMA Channel Assignments LLLk kaka aaaaaaaa aaa aaaa aaa 53 8 Bit Programmable Digital UO 54 Appendix C Install CPU with Cooler 55 Appendix D Daughter Board 58 D 1 RS422 485 Port 59 D 2 4 IN AND 4 OUT DIGITAL U N 59 D 3 TV OUT AND PANEL LINK 59 Introduction Welcome to the WAFER 7850 Pentium Ill Celeron Single Board Computer The WAFER 7850 board is a big 4 pin 3 5 inches form factor board which comes equipped with high performance Pentium Ill or economical Celeron Processor with the Intel advanced chipset 815E This product is designed for the system manufacturers integrators or VARs that want to provide all the performance reliability and quality at a reasonable price In addition the WAFER 7850 provides on chip VGA The VGA which provides up to 1600x1200 resolution The VGA memory is share main memory An advanced high performance super AT I O chip ITE IT8702 is used in the WAFER 7850 board Both on chip UARTs are compatible with the NS16C550 The parallel port and IDE interface are compatible with IBM PC AT architecture s WAFER 7850 uses Intel 82801BA embedded LAN controller which is a fully integrated 10BASE T 100BASE TX LAN solution with high performance networking functions and Alert on Lan features WAFER 7850 uses the advanc2. COMPONENT SIDE VIEW 5 m DIE z Lei Ka Wi m 5 S S a RJ45 KB MS O COM1 SOLDER SIDE VIEW COMPACT FLASH TYPE II IBM MICRO DRIVE COMPATIBLE 144PIN SODIMM 2 2 WAFER 7850 s Dimension 18694 82 55 51 44 2 ee ei 4 00 i I E eg S sl CH S S an 3424 1980 25 34 K 730 WAFER 7850 DIMENSION TOP Unit mm 10 Y lt 146 94 19 86 meg e Y LI 102 01 CE OLA L L 1 8 43 le 53 37 gt WAFER 7850 DIMENSION BOTTOM Unit mm 2 3 Clear CMOS Setup If want to clear the CMOS Setup for example forgot the password you should clear the setup and then set the password again you should close the JP2 about 3 seconds then open again Set back to normal operation mode open JP2 e JP2 Clear CMOS Setup DESCRIPTION Keep CMOS Setup Normal Operation Clear CMOS Setup 11 2 4 BIOS Protection Setting To protect the bios from writing place the cap on the location 2 3 e JP1 Flash Protection Setting DESCRIPTION Unlocked 2 5 COM2 RS232 or RS422 485 Selection e JP4 COM2 RS232 or RS422 485 Selection DESCRIPTION Shot RS422 485 Caut
3. The choice Enabled Disabled IDE Primary Secondary Master Slave PIO The four IDE PIO Programmed Input Output fields let you set a PIO mode 0 4 for each of the four IDE devices that the onboard IDE interface supports Modes 0 through 4 provide successively increased performance In Auto mode the system automatically determines the best mode for each device The choice Auto Mode 0 Mode 1 Mode 2 Mode 3 Mode 4 38 IDE Primary Secondary Master Slave UDMA Ultra DMA 33 66 implementation is possible only if your IDE hard drive supports it and the operating environment includes a DMA driver Windows 95 OSR2 or a third party IDE bus master driver If your hard drive and your system software both support Ultra DMA 33 66 select Auto to enable BIOS support The Choice Auto Disabled USB Controller Select Enabled if your system contains a Universal Serial Bus USB controller and you have USB peripherals The Choice Enabled Disabled USB Keyboard Support Select Enabled if your system contains a Universal Serial Bus USB controller and you have a USB keyboard The Choice Enabled Disabled AC97 Audio This item allows you to decide to enable disable the 810E chipset family to support AC97 Audio The choice Auto Disabled IDE HDD Block Mode Block mode is also called block transfer multiple commands or multiple sector read write If your IDE hard drive supports block mode most new drives do select Ena
4. D 1 RS422 485 Port e CN2 RS422 485 CONNECTOR RS485 on Wafer 7850 features the auto direction function that make it more easier to be used on Windows environment PIN NO DESCRIPTION D 2 4 IN AND 4 OUT DIGITAL I O The mapping system address is 801H Wafer 7850 provides one byte for customized in out control es CN3 6 DOUT BIT6 8 DOUTS BIT7 D 3 TV OUT AND PANEL LINK e JP1 Pin 1 and 2 is fixing on the opening state 59 e CN4 TV OUTPUT Wafer 7850 provides both composite and S Video signal PIN NO DESGRIPTION COMPOSITE VIDEO GND 6 OND e CN5 PANEL LINK 6 TXC 87 T5 9 NO CONNECT 60
5. Disabled CPU Clock Ratio This item allows you to select CPU clock ratio The choice 3 3 5 4 4 5 5 5 5 6 6 5 7 7 5 8 46 4 12 Defaults Menu Selecting Defaults from the main menu shows you two options which are described below Load Fail Safe Defaults When you press lt Enter gt on this item you get a confirmation dialog box with a message similar to Load Fail Safe Defaults Y N N Pressing Y loads the BIOS default values for the most stable minimal performance system operations Load Optimized Defaults When you press lt Enter gt on this item you get a confirmation dialog box with a message similar to Load Optimized Defaults Y N N Pressing Y loads the default values that are factory settings for optimal performance system operations 47 4 13 Supervisor User Password Setting You can set either supervisor or user password or both of then The differences between are supervisor password can enter and change the options of the setup menus user password just can only enter but do not have the right to change the options of the setup menus When you select this function the following message will appear at the center of the screen to assist you in creating a password ENTER PASSWORD Type the password up to eight characters in length and press lt Enter gt The password typed now will clear any previously entered password from CMOS memory You will be asked to confirm the
6. 4 CD RIGHT SIGNAL 1234 11 20 12 3 12 CompactFlash Storage Card Socket The WAFER 7850 configures CompactFlash Storage Card in IDE Mode This type II Socket is compatible with IBM Micro Drive e CN17 CompactFlash Storage Card Socket pin assignment PIN NO DESCRIPTION PIN NO DESCRIPTION GROUND CARD DETECT1 21 Award BIOS Setup 4 1 Introduction This chapter discusses the Setup program built into the BIOS The Setup program allows users to configure the system This configuration is then stored in battery backed CMOS RAM so that it retains the Setup information while the power is off 4 2 Starting Setup The BIOS is immediately active when you turn on the computer While the BIOS is in control the Setup program can be activated in one of two ways 1 By pressing lt Del gt immediately after switching the system on or 2 by pressing the lt Del gt key when the following message appears briefly at the bottom of the screen during the POST Power On Self Test Press DEL to enter SETUP If the message disappears before you respond and you still wish to enter Setup restart the system to try again by turning it OFF then ON or pressing the RESET button on the system case You may also restart by simultaneously pressing lt Ctrl gt lt Alt gt and lt Delete gt keys If you do not press the keys at the correct time and the system does not boot an error message will be displayed and you will again
7. RX IR TX un BBQ D 3 8 Fan Connector The WAFER 7850 provides CPU cooling fan connector and chassis fan connector These connectors can supply 12V 500mA to the cooling fan The Fan rotation is in ful speed e FAN1 FAN2 CPU Fan Connector PIN NO DESCRIPTION 42 1 18 3 9 LAN RJ45 Connector WAFER 7850 is equipped with a built in 10 100Mbps Ethernet Controller You can connect it to your LAN through RJ45 LAN connector The pin assignments are as following e CN14 LAN RJ45 Connector PIN NO DESCRIPTION PIN NO DESCRIPTION 1 TX 5 N C ME Zi 8 NC 3 10 VGA Connector WAFER 7850 built in 15 pin VGA connector directly to your CRT monitor e CN17 15 pin Female Connector 7 GROUND 8 GROUND 9 NC 1 re EE 19 3 11 Audio Connectors The AC97 Codec support several audio functions The connector are described as below CN11 AUDIO CONNECTOR 1 LEFT SPEAKER OUT SIGNAL WITH OP AMPLIFIER 2 RIGHT SPEAKER OUT SIGNAL WITH OP AMPLIFIER 3 GROUND FOR SPK CONNECTOR 4 GROUND FOR LINE OUT CONNECTOR 5 LEFT LINE OUT SIGNAL 6 RIGHT LINE OUT SIGNAL 7 LEFT LINE IN SIGNAL 8 RIGHT LINE IN SIGNAL 9 GROUND FOR LINE IN CONNECTOR 10 GROUND NO USE 11 MIC IN 12 GROUND FOR MIC IN CONNECTOR CN9 CD IN 1 1 CD LEFT SIGNAL 2 GROUND 3 GROUND 2 n n
8. be asked to PRESS F1 TO CONTINUE DEL TO ENTER SETUP 22 4 3 Using Setup In general you can use the arrow keys to highlight items press lt Enter gt to select use the PageUp and PageDown keys to change entries press lt F1 gt for help and press lt Esc gt to quit The following table provides more details about how to navigate in the Setup program using the keyboard HE E EEN gt Move to the previous item Move to the next item Left Arrow Move to the item on the left menu bar Right Arrow Move to the item on the right menu bar Esc Main Menu Quit without saving changes Submenus Exit Current page to the next higher level menu Ke Up Esc key Main Menu Quit and not save changes into CMOS Status Page Setup Menu and Option Page Setup Menu Exit current page and return to Main Menu Load the fail safe defaults from BIOS default table Load the optimized defaults 23 4 4 Main Menu Once you enter the AwardBIOS CMOS Setup Utility the Main Menu will appear on the screen The Main Menu allows you to select from several setup functions and two exit choices Use the arrow keys to select among the items and press lt Enter gt to accept and enter the sub menu CMOS Setup Utility Copyright C 1984 2000 Award Software Load Fail Safe Defaults Load Optimized Defaults Standard CMOS Features Advanced BIOS Features Advanced Chipset Features SE Set User Password Save amp Exit Setup I
9. located on the super I O chip IT8702F The system address is 801H The detail mapping table is as the following GPIO 0 7 PINH ADDRESS 0 27 Bit 0 1 26 Bit 1 2 25 Bit 2 3 24 Bit 3 4 23 Bit 4 5 22 Bit 5 6 21 Bit 6 7 20 Bit 7 54 Appendix C Install CPU with Cooler We provide a special designed cooler for the Wafer7850 CPU board There are two kind of installation directions which base on the CPU package If the CPU you would like to install is FCPGA package then read the case one If CPU is PPGA Celeron then start from case two Case one Step 1 Loose the four screws on the top of cooler about three rounds screw Step 2 To prevent form the CPU holders of the clip part interfere with the other components those on the board Make sure the two CPU holder edges toward the left and right hand side Step 3 Make sure the pin one marking on CPU toward the left hand side Push CPU lightly into the clip to make the CPU holder holding the CPU base board then slowly tighten the screws Be careful too tight would cause the CPU base board broken Using fingers to rotate the screws instead of screwdriver is recommended 55 Cooler Heat sink Clip Stop in case one Clip CPU Base board CPU DIE CPU HOLDER Step 4 Place the CPU with cooler on the socket 370 lightly Be sure of each pin to hole is correct Using palm to press the right edge of cooler to insert CPU to
10. 250 Security Option Setup OS Select For DRAM gt 64MB Non OS2 Report NO FDD For Win 95 No Tle Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults 31 Virus Warning Allows you to choose the VIRUS Warning feature for IDE Hard Disk boot sector protection lf this function is enabled and someone attempt to write data into this area BIOS will show a warning message on screen and alarm beep Enabled Activates automatically when the system boots up causing a warning message to appear when anything attempts to access the boot sector or hard disk partition table Disabled No warning message will appear when anything attempts to access the boot sector or hard disk partition table CPU Internal Cache External Cache These two categories speed up memory access However it depends on CPU chipset design Enabled Enable cache Disabled Disable cache CPU L2 Cache ECC Checking This item allows you to enable disable CPU L2 Cache ECC checking The choice Enabled Disabled Processor Number Feature This item allows you to enable disable support KLAMATH The choice Enabled Disabled Quick Power On Self Test This category speeds up Power On Self Test POST after you power up the computer If it is set to Enable BIOS will shorten or skip some check items during POST Enabled Enable quick POST Disabled Normal POST 392 First S
11. 8 2 1 WAFER 7850 s Layout 8 2 2 WAFER 7850 s Dimension rrrrnnnnnnnnnnnnnrrrrnnnnnnnernnnrrrrnnnssnenr 10 2 3 Clear CMOS Setups EE 11 2 4 BIOS Protection Gettng akanai 12 2 5 COM2 RS232 or RS422 485 Selection 12 2 6 CompactFlash Card Master Slave Mode Geng 12 AA EBL re ET 12 Core ION E 14 3 1 Floppy Disk Drive Connector 14 3 2 Ultra ATA33 66 100 IDE Disk Drive Connector s 15 3 0 Parallel POM eene 16 3 4 Serial Porte 16 3 5 Keyboard Connector 17 3 6 USB Port Connector 18 3 7 IrDA Infrared Interface Port 18 3 8 Fan Connector 18 3 9 LAN RJ45 Connector sisi 19 3 10 VGA Connector 19 3 11 Audio Connectors rrrrvvvvrvvrvvvvrevnrvnvrnenrvnvrrerrrvsrreerrvsvrnene 20 3 12 CompactFlash Storage Card Socket 21 Award BIOS Setup 22 4 1 Inproduction aaa aaa 22 4 2 Starting Setup 22 4 3 Using Setup 23 4 4 Main Mem 24 4 5 Standard CMOS Setup 27 4 6 Advanced BIOS Features 31 4 7 Advanced Chipset Features 35 4 8 Integrated Perpoherals kaka a aaaaaaaaa kaka 38 4 9 Power Management Setup 41 4 10 PnP PCI Configuration Setup 44 4 11 Frequency Voltage Control uuarrrnnnnrrrnnnnnnnnrnnnrrrnnnnennnnrnnnnr 46 4 12 Defaults Men 47 4 13 Supervisor User Password Geng 48 4 14 Exit Selecting aaa akanai 49 Appendix A Watchdog Timer
12. After saving the values the system is restarted again Exit Without Saving Pressing lt Enter gt on this item asks for confirmation Quit without saving Y N Y This allows you to exit Setup without storing in CMOS any change The previous selections remain in effect This exits the Setup utility and restarts your computer 49 Appendix A Watchdog Timer The 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 either perform a hardware reset cold boot or a Non Maskable Interrupt NMI to bring the system back to a known state A BIOS function call INT 15H is used to control the Watchdog Timer INT 15H AH 6FH Sub function AL 2 Set the Watchdog Timers period BL Time out value Its unit second or minute is dependent on the item Watchdog Timer unit select in CMOS setup You have to call sub function 2 to set the time out period of Watchdog Timer first If the time out value is not zero the Watchdog Timer will start counting down While the timer value reaches zero the system will reset To ensure that this reset condition does not occur the Watchdog Timer must be periodically refreshed by calling sub function 2 However the Watchdog timer will be disabled if you set t
13. On All But Keyboard Based Memory 640K Extended Memory 129024K Total Memory 130048K Tl gt mMove Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults Figure 1 The Main Menu 27 Main Menu Selections Item Options Description Date MM DD YYYY Set the system date Time HH MM SS Set the system time IDE Options are in its sub Press lt Enter gt to enter Primary Master menu described in Table 3 the sub menu of detailed options IDE Primary Slave Options are in its sub menu described in Table 3 Press lt Enter gt to enter the sub menu of detailed options IDE Secondary Master Options are in its sub menu described in Table 3 Press lt Enter gt to enter the sub menu of detailed options IDE Secondary Slave Options are in its sub menu described in Table 3 Press lt Enter gt to enter the sub menu of detailed options Drive A None Select the type of floppy Drive B 360K 5 25 in disk drive installed in 1 2M 5 25 in your system 720K 3 5 in 1 44M 3 5 in 2 88M 3 5 in Video EGA VGA Select the default video CGA 40 device CGA 80 MONO Halt On All Errors Select the situation in No Errors which you want the BIOS All but Keyboard All but Diskette All but Disk Key to stop the POST process and notify you Base Memory N A Displays the amount of conventional
14. RAM refresh the refresh may be incomplete and the DRAM may fail to retain data Fast gives faster performance and Slow gives more stable performance This field applies only when synchronous DRAM is installed in the system The Choice 2 3 System BIOS Cacheable Selecting Enabled allows caching of the system BIOS ROM at F0000h FFFFFh resulting in better system performance However if any program writes to this memory area a system error may result The choice Enabled Disabled 36 Video BIOS Cacheable Select Enabled allows caching of the video BIOS resulting in better system performance However if any program writes to this memory area a system error may result The Choice Enabled Disabled Memory Hole At 15M 16M You can reserve this area of system memory for ISA adapter ROM When this area is reserved it cannot be cached The user information of peripherals that need to use this area of system memory usually discusses their memory requirements The Choice Enabled Disabled CPU Latency Timer Enabled CPU cycle will only be Deferred after in has been in a Snoop Stall for 31 clocks and another ADS has arrived Disabled CPU cycle will only be Deferred immediately after the GMCH receives another ADS The Choice Enabled Disabled Delay Transaction The chipset has an embedded 32 bit posted write buffer to support delay transactions cycles Select Enabled to support compliance with PCI s
15. WAFER 7850 Pentium III Celeron with Single Port Ethernet VGA 3 5 SBC Ver 1 0 Copyright 2000 All Rights Reserved Manual first edition August 21 2000 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 7850 is registered trademarks of ICP Electronics Inc IBM PC is a registered trademark of International Business Machines Corporation Intel is a registered trademark of Intel Corporation Award is registered trademarks of Award Software International Inc Other product names mentioned herein are used for identification purposes only and may be trademarks and or registered trademarks of their respective companies Contents bodde 5 1 1 Specifications annrrrnnnnnnnnnnnnnrrrrnnnnnnnrnnnnnrrrnnnnnnnrnnnnnrrrnnnenennnn 6 1 2 What You Have aaaaaaaaaa akanai kaka a aaa aaa 7 Jee og WEE
16. ation support for 10BASE T 100BASE TX standard Fast back to back transmission support with minimum interframe spacing Connected to your LAN through RJ45 connector 6 e Keyboard Controller 8042 compatible for keyboard and PS 2 mouse e Daughter Board Option A special 20X2 connector left for daughter board is option The daughter board full features are TV out with resolution 1024X768 8 bit programmable digital I O with 4 input and 4 output auto direction RS422 485 e Power Consumption 25W with 5V 4 8A and 12V 0 074A as running by PIII 550MHz and 256MB SODIMM e Operating Temperature 0 55 C CPU needs Cooler 1 2 What You Have In addition to this User s Manual the WAFER 7850 package includes the following items e WAFER 7850 Celeron Pentium IIISingle Board Computer with a heat sink on the GMCH chip e RS 232 cable e Printer cable e FDD cable e IDE cable e USB cable e Audio cable with 6X2 2 0mm pitch female connector e Cooler and Heat sink module e Y cable for PS 2 keyboard and mouse Installation This chapter describes how to install the WAFER 7850 At first the layout of WAFER 7850 is shown and the unpacking information that you should be careful is described The jumpers and switches setting for the WAFER 7850 s configuration such as CPU type selection system clock setting and watch dog timer are also included 2 1 WAFER 7850 s Layout lt This area is intentionally left blank gt
17. bled for automatic detection of the optimal number of block read writes per sector the drive can support The choice Enabled Disabled Onboard FDC Controller Select Enabled if your system has a floppy disk controller FDC installed on the system board and you wish to use it If you install and in FDC or the system has no floppy drive select Disabled in this field The choice Enabled Disabled 39 Onboard Serial Port 1 Port 2 Select an address and corresponding interrupt for the first and second serial ports The choice 3F8 IRQ4 2E8 IRQ3 3E8 IRQ4 2F8 IRQ3 Disabled Auto UART Mode Select Select a serial port 2 operation mode The choice Normal IrDA ASKIR SCR Onboard Parallel Port Select an address and corresponding interrupt for the parallel ports The choice 378 IRQ7 278 IRQ5 3BC IRQ7 Disabled Parallel Port Mode Select a parallel operation mode The choice SPP EPP ECP ECP EPP Watchdog Timer Unit Select Select the WatchDog Timer unit The choice Second Minute 40 4 9 Power Management Setup The Power Management Setup allows you to configure you system to most effectively save energy while operating in a manner consistent with your own style of computer use CMOS Setup Utility Copyright O 1984 2000 Award Software Power Management Setup Power Management User Define Item Help Video Off Method DPMS Video Off In Suspend Yes Menu Level gt Suspend Type Stop Grant Suspend Mode Disable
18. d HDD Power Down Disabled Reload Global Timer Events Primary IDE 0 Disabled Primary IDE 1 Disabled Secondary IDE 0 Disabled Secondary IDE 1 Disabled FDD COM LPT Port Disabled PCI PIRQ A D t Disabled Tl lt Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults 41 Power Management This category allows you to select the type or degree of power saving and is directly related to the following modes 1 HDD Power Down 2 Doze Mode 3 Suspend Mode There are four selections for Power Management three of which have fixed mode settings Disable default No power management Disables all four modes Min Power Saving Minimum power management Doze Mode 1 hr Standby Mode 1 hr Suspend Mode 1 hr and HDD Power Down 15 min Max Power Saving Maximum power management ONLY AVAILABLE FOR SL CPU s Doze Mode 1 min Standby Mode 1 min Suspend Mode 1 min and HDD Power Down 1 min User Defined Allows you to set each mode individually When not disabled each of the ranges are from 1 min to 1 hr except for HDD Power Down which ranges from 1 min to 15 min and disable Video Off Method This determines the manner in which the monitor is blanked V H SYNC Blank This selection will cause the system to turn off the vertical and horizontal synchronization ports and write blanks to the video b
19. e prompt Setup The system will boot but access to Setup will be denied if the correct password is not entered at the prompt Note To disable security select PASSWORD SETTING at Main Menu and then you will be asked to enter password Do not type anything and just press lt Enters it will disable security Once the security is disabled the system will boot and you can enter Setup freely OS Select For DRAM gt 64MB Select the operating system that is running with greater than 64MB of RAM on the system The choice Non OS2 OS2 Report No FDD For Win 95 Whether report no FDD for Win 95 or not The choice Yes No 34 4 7 Advanced Chipset Features CMOS Setup Utility Copyright 1984 2000 Award Software Advanced Chipset Features SDRAM CAS Latency Time 3 Item Help SDRAM Cycle Time Tras Tre 7 9 SDRAM RAS to CAS Delay 3 Menu Level gt SDRAM RAS Precharge Time 3 System BIOS Cacheable Disabled Video BIOS Cacheable Disabled Memory Hole At 15M 16M Disabled CPU Latency Timer Disabled Delay Transaction Enabled AGP Graphics Aperture Size 64MB Use VGA BIOS In VBU Block Enabled On Chip Video Window Size 64MB TV Format NTSC Output Device Priority CRT FP TV Tle Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults This section allows you to configure the system based on the specific features of the installed chipset Th
20. econd Third Other Boot Device The BIOS attempts to load the operating system from the devices in the sequence selected in these items The Choice Floppy LS120 HDDO 3 SCSI CDROM ZIP 100 LAN Disabled Swap Floppy Drive If the system has two floppy drives you can swap the logical drive name assignments The choice Enabled Disabled Boot Up Floppy Seek Seeks disk drives during boot up Disabling speeds boot up The choice Enabled Disabled Boot Up NumLock Status Select power on state for NumLock The choice On Off Gate A20 Option Select if chipset or keyboard controller should control GateA20 Normal A pin in the keyboard controller controls GateA20 Lets chipset control GateA20 Typematic Rate Setting Key strokes repeat at a rate determined by the keyboard controller When enabled the typematic rate and typematic delay can be selected The choice Enabled Disabled 33 Typematic Rate Chars Sec Sets the number of times a second to repeat a key stroke when you hold the key down The choice 6 8 10 12 15 20 24 30 Typematic Delay Msec Sets the delay time after the key is held down before it begins to repeat the keystroke The choice 250 500 750 1000 Security Option Select whether the password is required every time the system boots or only when you enter setup System The system will not boot and access to Setup will be denied if the correct password is not entered at th
21. ect the number of cylinders heads etc Note PRECOMP 65535 means NONE Capacity Auto Display your disk drive size Disk drive capacity Approximated Note that this size is usually slightly greater than the size of a formatted disk given by a disk checking program Access Mode CHS LBA Large Auto Choose the access mode for this hard disk 30 Table 3 Hard disk selections 4 6 Advanced BIOS Features This section allows you to configure your system for basic operation You have the opportunity to select the systems default speed boot up sequence keyboard operation shadowing and security CMOS Setup Utility Copyright 1984 2000 Award Software Advanced BIOS Features Virus Warning Disabled Item Help CPU Internal Cache Enabled External Cache Enabled CPU L2 Cache ECC Checking Enabled Menu Level gt Process Number feature Enabled Quick Power On Self Test Disabled Allows you to choose the First Boot device Floppy VIRUS warning feature for Second Boot device HDD 0 IDE Hard Disk boot sector Third Boot device LS120 protection If this function is Boot other device Enabled enabled and someone Swap Floppy Drive Disabled attempt to write data into Boot Up Floppy Seek Enabled this area BIOS will show a Boot Up NumLock Status On warning message on screen Gate A20 Option Fast and alarm beep Typematic Rate Setting Disabled Typematic Rate Chars Sec 6 Typematic Delay Msec
22. ed INTEL Chipset 815E which is provided up to 133MHz for FSB and 133MHz for SDRAM memory 1 1 Specifications CPU Celeron amp Processor 300MHz and above Pentium III FCPGA Processor 450MHz and above DMA channels 7 Interrupt levels 15 Chipset Intel 815E RAM memory Single 144 pin SODIMM socket The memory capability is up to 256MB 133MHz Ultra ATA 33 66 100 IDE Interface Single PCI Enhance IDE channel The south bridge ICH2 supports Ultra ATA 33 66 100 IDE interface To support Ultra ATA66 100 Hard disk a specified cable must be available Floppy disk drive interface Single 2 88 MB 1 44MB 1 2MB 720KB or 360KB floppy disk drive CompactFlash Card Storage Card interface Supports Type II CompactFlash and IBM Micro Drive Two high speed Series ports 16C550 compatible UARTs Bi directional Parallel Port IEEE1284 compatible IrDA port Supports Serial Infrared SIR and Amplitude Shift Keyed IR ASKIR interface USB port Support single USB port for future expansion USB 1 0 compatible AC97Codec Supports two channel Left Right Line IN OUT and Left Right speaker out MIC IN CD IN Watchdog timer Time resolution 1 second or 1 minute maximum 255 unit Reset was generated when CPU did not periodically trigger the timer VGA Controller Embedded VGA controller Screen Resolution up to 1600x1200 in 256 Colors at 85Hz Refresh Intel 82801BA embedded Lan Controller IEEE 802 3u Auto Negoti
23. he time out value to be zero A tolerance of at least 10 must be maintained to avoid unknown routines within the operating system DOS such as disk I O that can be very time consuming Note when exiting a program it is necessary to disable the Watchdog Timer otherwise the system will reset 50 Example program INITIAL TIMER PERIOD COUNTER W LOOP MOV AX 6F02H setting the time out value MOV BL 30 time out value is 48 seconds INT 15H ADD YOUR APPLICATION PROGRAM HERE d CMP EXIT AP 1 sis your application over JNE W LOOP No restart your application MOV AX 6F02H disable Watchdog Timer MOV BL 0 INT 15H EXIT D 51 Appendix B Address Mapping IO Address Map 0F2 ICore logic programming configuration Math Coprocessor 3B0 3BF Monochrome Display and Printer Adapter LPT1 52 1st MB Memory Address Map Memory address 00000 9FFFF A0000 BFFFF GA buffer C0000 C7FFF VGA BIOS F0000 FFFFF System BIOS 1000000 Extend BIOS Default setting IRQ Mapping Table IRQO SystemTimer IRG8 IRQ10 IRQG FDC IRQ14 Primary IDE DMA Channel Assignments Channel Function Available Available Floppy disk 8 bit transfer Available Cascade for DMA controller 1 Available Available Available NIOJ AJ ORD 0 53 8 Bit Programmable Digital UO The WAFER7850 provides 8 bit programmable digital I O ports which
24. ion While RS232 is selected to be sure no daughter board with RS422 485 function equipped 2 6 CompactFlash Card Master Slave Mode Setting e JP3 Master Slave Mode Setting 2 7 LED Indications The WAFER 7850 is equipped 4 LEDs to indicate the system status There are two LEDs on the D6 The upper green one indicates the IDE status While the IDE is transferring data this LED is in flicker The lower yellow LED indicates the power on off After the power on the yellow LED will light on 12 GREEN YELLOW D6 On the RJ45 connector while the network is in linking the yellow LED turns on During data transmitting or receiving the green LED will flicker The flicker rate depends on the activity load YELLOW HM lt GREEN RJ45 13 Connection This chapter describes how to connect peripherals switches and indicators to the WAFER 7850 board 3 1 Floppy Disk Drive Connector WAFER 7850 board equipped with a 34 pin daisy chain driver connector cable e CN5 FDC CONNECTOR PIN NO DESCRIPTION PIN NO DESCRIPTION 2 N C 6 JN 8 INDEX 9 GROUND 33 34 14 3 2 Ultra AT A33 66 100 IDE Disk Drive Connector You can attach two IDE Integrated Device Electronics hard disk drives to the WAFER 7850 IDE controller CNA IDE 1 Primary IDE Connector RESET 2 2 6 DATA9 8 JDATAI0 7 9 DATA4 LIOR 44 15 3 3 Para
25. is chipset manages bus speeds and access to system memory resources such as DRAM and the external cache It also coordinates communications between the conventional ISA bus and the PCI bus It must be stated that these items should never need to be altered The default settings have been chosen because they provide the best operating conditions for your system 35 DRAM Settings The first chipset settings deal with CPU access to dynamic random access memory DRAM The default timings have been carefully chosen and should only be altered if data is being lost Such a scenario might well occur if your system had mixed speed DRAM chips installed so that greater delays may be required to preserve the integrity of the data held in the slower memory chips SDRAM CAS Latency Time When synchronous DRAM is installed the number of clock cycles of CAS latency depends on the DRAM timing The Choice 2 3 SDRAM Cycle Time Tras Trc Select the number of SCLKs for an access cycle The Choice 5 7 6 8 SDRAM RAS to CAS Delay This field lets you insert a timing delay between the CAS and RAS strobe signals used when DRAM is written to read from or refreshed Fast gives faster performance and Slow gives more stable performance This field applies only when synchronous DRAM is installed in the system The Choice 2 3 SDRAM RAS Precharge Time If an insufficient number of cycles is allowed for the RAS to accumulate its charge before D
26. llel Port This port is usually connected to a printer The WAFER 7850 includes an on board parallel port accessed through a 26 pin flat cable connector CN10 Three modes SPP EPP and ECP are supported e CN10 Parallel Port Connector 6 DATA4 sd 8 DATA6 Cd 9 DATA sd 15 23 24 25 26 1 14 13 26 3 4 Serial Ports The WAFER 7850 offers two high speed NS16C550 compatible UARTs with Read Receive 16 byte FIFO serial ports 16 CN14 COM1 CNS COM2 e CN14 COM1 9 pin Connector 6 DATASETREADY DSR 8 CLEARTOSEND CT 9 fRINGINDIGATOR R e CN8 COM2 10 pin Connector 1 6 CLEARTO SEND CTS 8 RING INDICATOR R 9 9 GROUND 3 5 Keyboard Connector The WAFER 7850 provides 6 PIN MINI DIN keyboard mouse connector e CN5 6 pin Mini DIN Keyboard Mouse Connector KEYBOARD DATA MOUSE DATA 6 MOUSE CLOCK 17 3 6 USB Port Connector The WAFER 7850 built in an USB port for the future new I O bus expansion CN2 1 VOC 2 DATA 3 DATA 12 34 4 GROUND 3 7 IrDA Infrared Interface Port The WAFER 7850 built in a IrDA port which support Serial Infrared SIR or Amplitude Shift Keyed IR ASKIR interface When use the IrDA port have to set SIR or ASKIR model in the BIOS Peripheral Setup COM 2 Then the normal RS 232 COM 2 will be disabled e CN6 IrDA connector PIN NO DESCRIPTION VCC5V IR
27. memory detected during boot up Extended Memory N A Displays the amount of extended memory detected during boot up Total Memory N A Displays the total memory available in the system Table 2 Main Menu Selections 28 IDE Adapters The IDE adapters control the hard disk drive Use a separate sub menu to configure each hard disk drive Figure 2 shows the IDE primary master sub menu CMOS Setup Utility Copyright 19842000 Award Software IDE Primary Master IDE HDD Auto Detection Press Enter Item Help Menu Level gt gt IDE Primary Master Auto Access Mode Auto To auto detect the HDDS Capacity 15362 MB size head on this channel Cylinder 29765 Head 16 Precomp 0 Landing Zone 29764 Sector 63 Tl lt Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults Figure 2 IDE Primary Master sub menu 29 Use the legend keys to navigate through this menu and exit to the main menu Use Table 3 to configure the hard disk Item Options Description IDE HDD Auto Press Enter Press Enter to auto detect detection the HDD on this channel If detection is successful it fills the remaining fields on this menu IDE Primary Master None Auto Manual Selecting Manual lets you set the remaining fields on this screen Selects the type of fixed disk User Type will let you sel
28. nce for your system to operate See section 4 12 for the details 25 Load Optimized Defaults Use this menu to load the BIOS default values that are factory settings for optimal performance system operations While Award has designed the custom BIOS to maximize performance the factory has the right to change these defaults to meet their needs See section 4 12 for the details Supervisor User Password Use this menu to set User and Supervisor Passwords See section 4 13 for the details Save amp Exit Setup Save CMOS value changes to CMOS and exit setup See section 4 14 for the details Exit Without Save Abandon all CMOS value changes and exit setup See section 4 14 for the details 26 4 5 Standard CMOS Setup The items in Standard CMOS Setup Menu are divided into 10 categories Each category includes no one or more than one setup items Use the arrow keys to highlight the item and then use the lt PgUp gt or lt PgDn gt keys to select the value you want in each item CMOS Setup Utility Copyright C 1984 2000 Award Software Standard CMOS Features Date Mon Feb 8 2000 Item Help Time 16 19 20 m T Menu Level gt gt IDE Primary Master HD Model Name gt IDE Primary Slave lt Press Enter gt None gt IDE Secondary Master lt Press Enter gt None gt IDE Secondary Slave lt Press Enter gt None Change the day month year and century Drive A 1 44M 3 5 in Drive B None Video EGA VGA Halt
29. ntegrated Peripherals Power Management Setup PnP PCI Configurations DTD Frequency Voltage Control Esc Quit Tl lt gt Select Item F10 Save amp Exit Setup Time Date Hard Disk Type Note that a brief description of each highlighted selection appears at the bottom of the screen 4 4 1 Setup Items The main menu includes the following main setup categories Recall that some systems may not include all entries Standard CMOS Features Use this menu for basic system configuration See Section 4 5 for the details 24 Advanced BIOS Features Use this menu to set the Advanced Features available on your system See Section 4 6 for the details Advanced Chipset Features Use this menu to change the values in the chipset registers and optimize your system s performance See section 4 7 for the details Integrated Peripherals Use this menu to specify your settings for integrated peripherals See section 4 8 for the details Power Management Setup Use this menu to specify your settings for power management See section 4 9 for the details PnP PCI Configuration This entry appears if your system supports PnP PCI See section 4 10 for the details Frequency Voltage Control Use this menu to specify your settings for frequency voltage control See section 4 11 for the details Load Fail Safe Defaults Use this menu to load the BIOS default values for the minimal stable performa
30. password Type the password again and press lt Enter gt You may also press lt Esc gt to abort the selection and not enter a password To disable a password just press lt Enter gt when you are prompted to enter the password A message will confirm the password will be disabled Once the password is disabled the system will boot and you can enter Setup freely PASSWORD DISABLED When a password has been enabled you will be prompted to enter it every time you try to enter Setup This prevents an unauthorized person from changing any part of your system configuration Additionally when a password is enabled you can also require the BIOS to request a password every time your system is rebooted This would prevent unauthorized use of your computer You determine when the password is required within the BIOS Features Setup Menu and its Security option see Section 3 If the Security option is set to password will be required both at boot and at entry to Setup If set to Setup prompting only occurs when trying to enter Setup 48 4 14 Exit Selecting Save amp Exit Setup Pressing lt Enter gt on this item asks for confirmation Save to CMOS and EXIT Y N Y Pressing Y stores the selections made in the menus in CMOS a special section of memory that stays on after you turn your system off The next time you boot your computer the BIOS configures your system according to the Setup selections stored in CMOS
31. pecification version 2 1 The Choice Enabled Disabled On Chip Video Window Size Select the on chip video window size for VGA drive use The Choice 32MB 64MB Disabled 37 4 8 Integrated Peripherals CMOS Setup Utility Copyright 1984 2000 Award Software Integrated Peripherals On Chip Primary PCI IDE Enabled Item Help On Chip Secondary PCI IDE Enabled IDE Primary Master PIO Auto Menu Level gt IDE Primary Slave PIO Auto If your IDE hard IDE Secondary Master PIO Auto drive supports block IDE Secondary Slave PIO Auto mode select Enabled IDE Primary Master UDMA Auto for automatic IDE Primary Slave UDMA Auto detection of the IDE Secondary Master UDMA Auto optimal number of IDE Secondary Slave UDMA Auto block read write per USB Controller Disabled sector the drive can USB Keyboard Support Disabled support AC97 Audio Auto IDE HDD Block Mode Enabled Onboard FDC Controller Enabled Onboard Serial Port 1 3F8 IRQ4 Onboard Serial Port 2 2F8 IRQ3 UART Mode Select Normal Onboard Parallel Port 378 IRQ7 Parallel Port Mode SPP Watch Timer Unit Select Second Tl gt Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults There are some item in bottom of scroll On Chip Primary Secondary PCI IDE The integrated peripheral controller contains an IDE interface with support for two IDE channels Select Enabled to activate each channel separately
32. rces by going into each of the sub menu that follows this field a sub menu is preceded by a gt The choice Auto ESCD Manual IRQ Resources When resources are controlled manually assign each system interrupt a type depending on the type of device using the interrupt IRQ3 4 5 7 9 10 11 12 14 15 assigned to This item allows you to determine the IRQ assigned to the ISA bus and is not available to any PCI slot Legacy ISA for devices compliant with the original PC AT bus specification PCI ISA PnP for devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture The Choice PCI Device Reserved PCI VGA Palette Snoop Leave this field at Disabled Choices are Enabled Disabled 45 4 11 Frequency Voltage Control CMOS Setup Utility Copyright O 19842000 Award Software Frequency Voltage Control Auto Detect DIMM PCI Clk Disabled Item Help Spread Spectrum Disabled CPU Skew Adjust Disabled Menu Level SDRAM Skew Adjust Disabled AGP Skew Adjust Disabled CPU Host PCI Clock 100 133MHz CPU Clock Ratio X 3 Tle Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults Auto Detect DIMM PCI Clik This item allows you to enable disable auto detect DIMM PCI Clock The choice Enabled Disabled Spread Spectrum This item allows you to enable disable the spread spectrum modulate The choice Enabled
33. s own special components This section covers some very technical items and it is strongly recommended that only experienced users should make any changes to the default settings CMOS Setup Utility Copyright O 19842000 Award Software PnP PCI Configurations Reset Configuration Data Disabled Item Help Resources Controlled By Menu Level Auto ESCD x IRQ Resources Default is Disabled Enter Select Enabled to reset Extended System Configuration Data ESCD when you exit Setup if you have PCI VGA Palette Snoop Disabled installed a new add on and the system reconfiguration has caused such a serious conflict that the OS cannot boot Tle Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F6 Fail safe defaults F7 Optimized Defaults Reset Configuration Data Normally you leave this field Disabled Select Enabled to reset Extended System Configuration Data ESCD when you exit Setup if you have installed a new add on and the system reconfiguration has caused such a serious conflict that the operating system can not boot The choice Enabled Disabled 44 Resource controlled by The Award Plug and Play BIOS has the capacity to automatically configure all of the boot and Plug and Play compatible devices However this capability means absolutely nothing unless you are using a Plug and Play operating system such as Windows 95 If you set this field to manual choose specific resou
34. the socket then the left After that the CPU is fixing on the socket and looked like the following figure Cooler Clip Stop in case one __ Heat sink Capacitor Clip Socket 370 CPU Base Board Holder CPU Base board Big 4 pin connector VIEW FROM RIGHT HAND SIDE OF WAFER7850 56 Case two Unscrew the four screws of cooler to de assemble cooler module then take off the clip stop After that re assemble them Follow the case one procedures T T Take off the clip stop 57 Appendix D Daughter Board The Wafer 7850 daughter board is implemented some functions to compensate the spec of Wafer 7850 main board which due to the tiny space There are four functions including RS422 485 Ain and 4out 8 bit digital I O TV OUT with 1024x768 resolution and Flat Panel COMPONENT SIDE VIEW OF WAFER7850 AND 7850 KIT e DAUGHTER BOARD SLOT CN2 3 RS422 485 lez O ei O Z d O el Ze x o 5 a 2 az E z 8BIT DI O FLAT PANEL S A cu DO EI RJ45 PS2 KB MS COMI VGA At the first open the main board JP4 then attach the daughter board on the main board 58
35. uffer Blank Screen This option only writes blanks to the video buffer DPMS Initial display power management signaling 42 Video Off In Suspend This determines the manner in which the monitor is blanked The choice Yes No SuspendType Select the Suspend Type The choice PWRON Suspend Stop Grant Suspend Mode When enabled and after the set time of system inactivity all devices except the CPU will be shut off The choice 1Min 2Min 4Min 8Min 12Min 20Min 30Min 40Min 1Hour Disabled HDD Power Down When enabled and after the set time of system inactivity the hard disk drive will be powered down while all other devices remain active The choice 1Min 2Min 3Min 4Min 5Min 6Min 7Min 8Min 9Min 10Min 11Min 12Min 13Min 14Min 15Min Disabled PM EVENTS PM events are I O events whose occurrence can prevent the system from entering a power saving mode or can awaken the system from such a mode In effect the system remains alert for anything which occurs to a device which is configured as Enabled even when the system is ina power down mode Primary IDE 0 Primary IDE 1 Secondary IDE 0 Secondary IDE 1 FDD COM LPT Port PCI PIRQ A D 43 4 10 PnP PCI Configuration Setup This section describes configuring the PCI bus system PCI or Personal Computer Interconnect is a system which allows UO devices to operate at speeds nearing the speed the CPU itself uses when communicating with it
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