MICRO COMPUTER SPECIALISTS, INC.
Contents
1. eS g n asianod SS sog nm MSIONOHd ZEN MSIGNOHA e mg Ox TU gn MSIOMOHA IH dd 5 sn ASIANO Ndo 10910 OdLS Lidf Uld sejoueg Li 9kdr CNIS HANIS 27 APPENDIX C MEMORY AND l O MAPS The following is the memory map for the IND 486H SBC The addresses are fully PC AT compatible unless otherwise specified IND 486H SBC Memory Map External to the IND 486H Includes WatchDog Timer Address The following is the I O map for the IND 486H SBC I O addresses are fully PC AT compatible unless otherwise specified IND 486H SBC I O Map Address Function 28 APPENDIX D CONNECTORS J12 Keyboard Connector PS2 type Pin Signal 6 we J8 Keyboard Header Pin Signal J10 PS2 Mouse Connector Pin Signal 5 GND J5 IrDA Infrared Port Connector Pin Signal 6 CRRX J4 External Power Connector Pin Signal 6 svpc 8 ssvoc J2 Floppy Disk Port Connector Pin Signal Name 6 Not Used 8 INDEX All odd numbered pins are GND J1 IDE Hard Disk Port Connector Pin Signal Pin Signal 5 ibebe 6 IDED9 7 IDED5 8 IDEDI 9 IDED4 o IDEDH J6 Miscellaneous l O Header Pin Signal Name Descrip2. 5 2 3 Programming FLASH EPROMs Use the PROMDISK Programming Utility PDCR733 EXE to program the FLASH EPROMs Using the size information from Section 5 2 2 above program the FLASH EPROMs by typing PDCR733 source numChips kSize destfile pddrive option Where source is the location and name of the list file with no extension or the location of the work disk numChips is the number of chips from Section 5 2 2 kSize is size of the chip s in K bytes i e 128 256 or 512 destFile enter Flash for Intel AMD 28F010 020 Flash EPROMs AMD for AMD 29F040 Flash EPROMS SST for SST Flash EPROMS or output filename without extension to create the binary images pddrive PROMDISK drive to program i e A B C etc options dN Use DOS to read floppy 0 lt no lt 1 gt yes EN Starting chip lt 1 gt or 3 AN Fixed disk partition 0 no lt 1 gt yes pN Pause before reading disk 0 no lt 1 gt yes sN Presize before writing 0 no lt 1 gt yes vN Verbose setting 0 lt 1 gt or 2 lt gt denotes the default value Note DO NOT add an extension to the destFile filename when making binary images PDCR733 adds the extension PD1 PD2 etc The PDCR733 program will check to see if the FLASH EPROMs are erased erase them if necessary and program them accordingly After the chips are programmed PDCR733 will prompt you to reboot the computer to initialize the PROMDISK drive Example 1 To build a 1M byte P
3. DMA controllers are cascaded to provide four DMA channels for transfers to 8 bit peripherals DMA1 and three channels for transfers to 16 bit peripherals DMA2 DMA2 Channel 0 provides the cascade interconnection for the two DMA devices thereby maintaining IBM PC AT compatibility The DMA channel assignments are listed below DMA Channel 0 Not Used 8 bit DMA Channel 1 Not Used 8 bit DMA Channel 2 Floppy Disk 8 bit DMA Channel 3 Multi mode Parallel Port 8 bit DMA Channel 5 Not Used 16 bit DMA Channel 6 Not Used 16 bit DMA Channel 7 Not Used 16 bit The DMA request DROx and acknowledge DACKx lines are available on the P1 P2 98 pin edge connector 2 5 INTERRUPT CONTROLLER The IND 486H SBC has the equivalence of two 82C59A interrupt controllers included in the STPC Client chipset The controllers accept requests from peripherals resolve priorities on pending interrupts and interrupts in service interrupt the CPU and provide the vector address of the interrupt service routine The two interrupt controllers are cascaded in a fashion compatible with the IBM PC AT The interrupt priority and assignments are shown below in descending order of priority Highest IOCHCK Parity Check Non maskable IRQO System Timer Not Available IRQ1 Keyboard Not Available IRQ8 Real Time Clock Not Available IRQ9 S W Redirect to INT OAH IRQ2 IRQ10 Not Used IRO11 Not Used IRO12 Not Used IRO13 Co processor Not Avail
4. chipset during standby operation in the absence of the normal 5 volt supply During normal operation the battery should last greater than five years before needing replacement A replacement battery may be ordered directly from MCSI Care must be taken when handling shipping and storing the IND 486H board The following precautions should be adhered to in order to prevent accidentally damaging the battery DO store the board in a non conductive static free container or INSIDE the original Anti Static Bag This bag has been specially designed to prevent battery discharge DO NOT allow the board to come in contact with the outside of the bag the outer surface of the bag is conductive DO NOT place the board on a metal bench or other conductive surfaces at any time DO NOT connect any eguipment circuits etc to the on board battery as serious damage may result Any additional current drain will dramatically reduce its life 2 9 KEYBOARD The IND 486H SBC contains an IBM PC AT compatible keyboard controller for interfacing to a generic IBM PC AT compatible keyboard The keyboard controller assembles the serial data from the keyboard into bytes and interrupts the CPU via IRO1 after each byte is ready to be read The IRO1 service routine reads port 60H to get the keyboard scan code and acknowledges by sending a positive pulse to port 61H to clear the interrupt for the next byte Refer to Appendix D for the keyboard connector location and
5. data to the PC s conventional memory and to transfer control to the received data This protocol is used by the MCSI supplied Flash update software run on an external DOS compatible PC which would typically be a notebook or laptop computer As of the writing of this manual the Flash update software is the only utility that uses this protocol but future utilities are planned The technical specifications of the protocol are available from MCSI for OEMs wanting to write their own downloadable programs Please contact MCSI for more information FlashCom also includes two utility programs PUTFILE and GETFILE that allow transferring files between two computers These are generic programs which you may also find useful in other embedded situations 6 2 FLASHCOM COMPONENTS The core FlashCom package consists of four components RS 232 uploading firmware a Flash programming module a remote communications module and a control program for the host portable computer For maximum flexibility only the FlashCom firmware is kept on the embedded PC The other three programs are kept on the host PC The diagram below shows the relationship between these four files HOST COMPUTER REMOTE COMPUTER FlashCom firmware UPLOAD EXE on PROMDISK SBC lt RS 232 PACKETS gt AAA Secondary remote Secondary host Flash programming file transfer program utility downloaded d by UPLOAD used by UPLO by the host PC 20 The actual file names ar
6. dynamic drive assignments for its two drives This feature is extremely useful during the development stages when the IND 486H board is installed in a development system with a different drive configuration than the final target system The dynamic drive assignment feature uses the BIOS CMOS configuration to determine whether to reassign the drives The PROMDISK drive is reassigned to the next logical drive letter or disabled whenever the PROMDISK drive matches the BIOS CMOS configuration In other words if you have a PROMDISK drive A and the CMOS floppy drive is selected the PROMDISK drive A will be reassigned to drive B and if a PROMDISK drive B were present the PROMDISK drive A will be disabled The table below shows how typical PROMDISK drive configurations are reassigned PROMDISK Dynamic Drive Assignment Original CMOS Reassigned PROMDISK PROMDISK FDDYI _FDD 2 HDDAI HDD42 A None Installed None x x B None pe Disabled B HE ee ee X J gt lt gt lt A A x A None Installed x x Installed Installed x x Disabled B C C x Installed None x x Noe B installed Installed x x f Noe B X lt gt X lt gt x lt Installed None x x B None installed x x B l i Bi B 8 A BE peca None x A Disabled N Installed x D Noe None DO Oe Disabled D ubi Lx lx nsol
7. must first create an ASCII file containing a list of files you wish to include in your PROMDISK disk emulator using a text editor of your choice This file will be referred to as the PROMDISK list file and must end with the extension LST This file is used by the PROMDISK Programming Utility PDCR733 EXE to specify the files their location and for creating PROMDISK subdirectories The first line of the list file must contain the PROMDISK keyword BOOT SOURCE followed by the location of the boot sector for the operating system you plan to use If you wish to create a bootable PROMDISK drive the next line of the list must contain the PROMDISK keyword SYSTEM then followed by the list of system files The remainder of the list specifies the PROMDISK directories subdirectories and their associated files The format of the list file is shown below Format for List File BOOT SOURCE drive SYSTEM filename SYS filename COM VOLUME volumeName DI drive path MYFILE1 EXT NsubdirectoryName drive path MYFILE2 EXT Remarks PROMDISK Boot Source Keyword Location of Boot Sector and System Files PROMDISK System Keyword Hidden System File s System Command File PROMDISK Volume Keyword Volume Name 11 characters max PROMDISK Root Directory Location of File s in Root Directory PROMDISK Subdirectory Location of File s in Subdirectory Example 1 A typical list file for a bootable fixed disk is shown below PROMDISK Li
8. or accidentally clobbered strange errors may occur while attempting to run your programs A jumper at JP16 has been provided to force the BIOS to use its internal default SETUP values This is accomplished by first removing power from the IND 486H and momentarily interrupting the battery power to the STPC Client chipset To interrupt the battery power remove the shunt from JP16 pins 1 amp 2 and momentarily connect it to pins 2 amp 3 the Clear CMOS position After waiting a few seconds return the shunt back to its original position WARNING DO NOT apply power to the IND 486H with the shunt in the clear CMOS position serious damage will result Refer to Appendix B for the location of the CMOS shorting jumper SECTION 4 PROMDISK DISK EMULATOR The IND 486H SBC includes an on board 2M byte PROMDISK Disk Emulator for applications reguiring diskless operation The PROMDISK memory is made up of four 32 pin JEDEC standard byte wide memory sockets which may be configured to accept EPROMs FLASH EPROMs NVRAMs and SRAMs The four sockets are arranged as two groups consisting of sockets U16 amp U12 and U88U5 Each group of sockets can be configured separately allowing up to two drives to be implemented with different type chips or a single drive with the same type chips The grouping of the sockets was chosen to provide the most flexibility with the minimum number of configuration jumpers and switches 4 1 PROMDISK DRIVE CONFIGURATIO
9. pin assignments 2 10 SPEAKER PORT The IND 486H SBC contains an on board sub miniature audio speaker to provide audio interface to the user Because of the small size of the speaker the sound output is much reduced over that of the larger speaker found in most desktop computers A connector is provided to connect an external speaker if the sound output is not sufficient Refer to Appendix D for the speaker port connector location and pin assignments 2 11 RESET SWITCH The IND 486H SBC includes an on board power detector and power on reset circuit to reset the computer after power is applied and to hold the computer reset during low power brown out conditions In addition there are provisions for connecting an external normally open push button reset switch Refer to Appendix D for the reset switch connector location and pin assignments 2 12 PRINTER PORT The IND 486H SBC contains the eguivalence of an IBM PC AT Parallel Printer Port The Parallel Printer Port can be configured as a standard IBM PC AT compatible printer port an 8 bit bi directional port or disabled completely The interface consists of twelve buffered outputs which are latched and can be written and read under program control An additional five inputs are provided for reading printer status Refer to the IBM PC AT Hardware Reference Manual for detailed programming and applications information The address configuration and enabling disabling of the port are co
10. the host in the specified time out or C if a message is received out of synchronization As with the PUTFILE program you can also abort early by pressing the lt Esc gt key 22 6 4 OTHER USES FOR FLASHCOM The basic portion of FlashCom embedded in the PROMDISK firmware essentially does only four things synchronize on a BAUD rate copy blocks of data from the serial port to memory copy blocks of data from memory to the serial port and jump to an address in memory This allows the architecture to be used for much more than updating Flash EPROMs The SENDEXE EXE program is used to download a exe program and run it out of memory without modifying the code in PROMDISK The following files are provided as examples TEST ASM Sample of user assembly source code TEXT BIN Sample executable test program T BAT File to convert exe to bin The above sample test program can be sent and executed in the target FlashCom system by entering the following on the host system and rebooting the target system SENDEXE 1 115000 TEST BIN 23 SECTION 7 INSTALLATION This section describes the procedures for installing the IND 486H All In One Single Board Computer into your system The following is a list of typical peripherals reguired to build a minimum system Passive Backplane and Power Supply IBM PC AT Type Keyboard Display Adapter Card Display Monitor Floppy or Hard Disk with MS DOS 7 1 INSTALLING THE SIMMS When installing
11. A jumper at JP16 has been provided to force the BIOS to use its internal default SETUP values Refer to section 3 2 for details The Setup Utility can be invoked by first causing a cold boot reset or a warm boot Cntrl Alt Del and pressing the Del key when instructed This will cause the memory diagnostics to be aborted and the Setup Utility to display the MAIN SETUP MENU Using the TJ cursor keys move the highlighted bar to the option you wish to modify and then press Enter to select it When in the MAIN SETUP MENU the F2 and F3 keys are used to select the colors used in the setup screens and the F10 key is used to save the changes before exiting the Setup Utility The Esc key may be used to exit the Setup Utility without saving the changes The PgUp and PgDn keys are used to scroll through the selections for a given setting PgUp is also used to decrease the setting and PgDn to increase the setting After making the desired selections from the various setup menus press the Esc key to exit the current menu You save your selections by pressing the F10 key or by selecting the appropriate selection from the MAIN SETUP MENU Notes 1 The user should be aware that improper selection of certain values in the ADVANCED SETUP UTILITY may cause unpredictable results If this occurs select the AUTO CONFIGURATION WITH OPTIMAL SETTINGS from the MAIN SETUP MENU 3 2 CLEARING THE CMOS MEMORY Should your CMOS become corrupted i e loss of battery power
12. B if installed to be accessible 5 5 PROMDISK CUSTOM FEATURES The PROMDISK control firmware can be customized to include custom drive configurations and or small setup or user defined control programs which can be executed as part of the start up procedure just prior to the boot process Contact the factory for more information concerning these custom features SECTION 0 FLASHCOM FlashCom is a firmware package designed to work with MCSI s IND 486H Single Board Computer SBC products The package can be used for two basic functions e Remote downloading programming of PROMDISK Flash Memory e Remote download and execution of special software out of the remote embedded PC s DRAM without modifying PROMDISK this feature is for future expansion by MCSI or the OEM For both of these tasks FlashCom utilizes a special program on the embedded PC which resides in MCSI s PROMDISK firmware ROM FlashCom first checks the Data Set Ready DSR Modem Status Line for the selected COM port if it is active then it monitors the port for a preset length of time at BAUD rates from 9600 to 115000 If a valid startup message is received the software sets itself up for performing one of the above remote tasks if a valid start up message is not received it passes control back to the BIOS 6 1 How DOES FLASHCOM OPERATE What FlashCom does is determined by the commands it receives over the serial port Commands include the ability to copy RS 232 received
13. IND 486H SBC User s Manual For MCSI PART NO 73300101 IND 486H All In One Single Board Computers For Industrial Embedded Systems Applications MICRO COMPUTER SPECIALISTS INC The Embedded PC Specialists 1070 Joshua Way Vista CA 92083 U S A Voice 760 598 2177 Fax 760 598 2450 email mcsi mcsi1 com WebSite http www mcsil com First Edition September 8 2000 Revision 2 00 Changes are made periodically to the information contained herein these changes will be incorporated into new editions of this document Requests for copies of this publication or the product s which it describes should be made to MCSI While every effort has been made to insure that this document and its accompanying product s are free from defects MCSI its distributors representatives and employees shall not be responsible for any loss of profit or any other commercial damage including but not limited to special incidental conseguential or other damages occasioned by the use of this product s In the event of defect the buyer s sole recourse is to receive a refund or replacement unit at MCSI s discretion if notified within the time period covered by the product warranty 2000 MCSI Micro Computer Specialists Inc All Rights Reserved IBM is a registered trademark of International Business Machines Corporation PC XT amp PC AT are registered trademarks of International Business Machines Corporation MS DOS is a registered trademar
14. Kx8 On Off OFF 27C020 EPROM 256Kx8 On Of 27C040 EPROM 512Kx8 On Of n Note Chips within a drive group cannot be mixed JP4 PROMDISK U8 amp U5 Power Control Jumper Mode JP4 Section Note Setting the power control jumpers to the battery power mode is for SRAM use only JP15 PROMDISK FlashCom Feature Jumper Enabled COM1 Enabled COM2 32 JP16 Clear CMOS Memory Jumper Clear CMOS Data JP7 WatchDog Timer Control Jumper Section 2 17 Generates hardware RESET when time out occurs Generates NMI IOCHRDY when time out occurs JP1 WatchDog Timer Time out Period Jumper Time 12 34 56 7 8 JP17 Mouse Enable Jumper Disabled 33 APPENDIX F BIOS ERROR BEEP CODES During the POST Power On Self Test routines which are performed each time the system is powered on errors may occur Nonfatal errors are those which in most cases allow the system to continue the boot up process The error messages normally appear on the screen Fatal errors are those which will not allow the system to continue the boot up procedure If a fatal error occurs you should consult with MCSI Customer Service for possible repairs These fatal errors are communicated through a series of audible beeps The numbers on the fatal error list below correspond to the number of beeps for the corresponding error All errors listed with the exception of number eight are
15. MDISK Power Selection enka 10 4 4 Dynamic Drive Assignment aaa nena rana nnnnarnrne HK HH HHHH HHHH HHHH KH HK 10 4 5 PROMDISK FlashCom Feature aken 10 Section 5 Using the PROMDISK Software 11 5 1 Using SRAMs with PROMDISK coccion EEA EEA HE VE AA MRENE O SE MR KEYS 11 5 1 1 Formatting SRAMs in the Floppy Disk Mode 11 5 1 2 Formatting SRAMs in the Fixed Disk Mode 12 5 1 3 Software Write Protect for SRAM Dives ccccccccsscesssecsseceessecsseceeseecsseceseeecsseceeseecsaeceeseeenaeeeees 13 5 2 Using EPROMs with PROMDISE isiccictcscecseccscaccssnsecs di iii iii Ka ERA 13 5 2 1 Creating a PROMDISK List File or Work Disk 13 9 2 2 Sizing the PROMDISK cocida nea ita dado 15 9 23 Programmi g FLASH EPROMS siste eine ele ur beker o A cide a Keke baina A z ae kake 16 5 2 4 Programming Standard EPROM5S kake 17 5 2 5 Programming the EPROM Drive Aspiryna ii 17 5 3 Emulating Floppy Drives C through Z 17 5 4 Dynamic Drive Assignment aaa 18 5 5 PROMDISK Custom Features ana 19 Section 6 FlashCom 20 6 1 How Does FlashCom Operate ke ke de eke nono E A is 20 6 2 FlashCom Components siniestra ide Heth Hu E bbe arek OBE di ta ta 20 OLLURECDAD si oe ea Vd it JA ENA A en Are 6 2 2 Upload Programming and Verification Options 6 3 General Purpose RS 232 File Transfer Program nena 6 3 1 Using PURE IB DD AA DAA IAE 6 3 2 Using GE LEER t
16. MER The IND 486H SBC includes a WatchDog Timer circuit The WatchDog Timer ensures that if an application program gets lost or bombs the system will reset or a non maskable interrupt will be issued to the CPU The WatchDog Timer is enabled by writing a byte xxH to memory address F000 FF55H Once enabled the WatchDog Timer must be triggered by writing a byte xxH to memory address F000 FF55H within the time out period otherwise the WatchDog Timer will force a hardware reset or activate the IOCHCK line generating a non maskable interrupt NMI The WatchDog Timer can be disabled by writing a byte xxH to memory address F000 FB55H A jumper is provided to select the time out period and to enable the WatchDog Timer circuit Refer to Appendix E for the WatchDog Timer configuration jumpers SECTION 3 SETUP The IND 486H uses an American Megatrends AMI BIOS The BIOS includes an internal Setup Utility for configuring the system The system configuration settings are stored in the on board CMOS memory which is backed up by a Lithium battery 3 1 USING THE INTERNAL SETUP UTILITY The IND 486H SBC uses an AMI BIOS which contains an internal Setup Utility for configuring the system The system configuration settings are stored in the on board CMOS memory which is backed up by a Lithium battery Should your CMOS become corrupted i e loss of battery power or accidentally clobbered strange errors may occur while attempting to run your programs
17. N During the power on diagnostics the PROMDISK control program determines the drive configuration by looking for the PROMDISK signature at sockets U16 and U8 Drives configured from different type chips must start on the group boundaries i e U16 and U8 Read Write drives using SRAMs or NVRAMs must use sockets U8 and U5 The allowable PROMDISK drive configurations are shown below PROMDISK Disk Drive Configuration Note A drive can consist of 1 to 4 chips 4 2 PROMDISK MEMORY SETUP The PROMDISK memory can be configured to accept EPROMs FLASH EPROMs and SRAMs For proper operation the devices should have a maximum access time of 150 nanoseconds or less The memory sockets can be configured to emulate up to two fixed or floppy disk drives simultaneously The type of chips i e EPROM or SRAM used for each drive is selected by the PROMDISK Configuration jumpers JP18 JP14 JP9 and JP15 Sockets U16 amp U12 are controlled by JP18 and JP14 and sockets U8 amp U5 by JP15 and JP9 Refer to Appendix E for the PROMDISK configuration jumpers 4 3 PROMDISK POWER SELECTION When using low power CMOS SRAMs in sockets U8 amp U5 an on board power control and battery circuit is selected by JP4 to provide nonvolatile operation for the PROMDISK Disk Emulator drive 2 Extreme care must be taken when configuring these jumpers Refer to Appendix E for the PROMDISK power control jumpers 4 4 DYNAMIC DRIVE ASSIGNMENT The IND 486H PROMDISK supports
18. ROMDISK drive C using four INTEL FLASH 256Kx8 chips starting at chip one from your list file named MYFILES LST located in drive A type PDCR733 A MYFILES 4 256 FLASH C fl Example 2 To build a 128K PROMDISK drive B using one INTEL FLASH 128Kx8 chip starting at chip three from your work disk located in drive A type PDCR733 A 1 128 FLASH B f3 5 2 4 Programming Standard EPROMs Standard EPROMs must be programmed from an external EPROM programmer using the binary image file s created with the PROMDISK PDCR733 EXE Programming Utility before installing them on the PROMDISK board The procedure for creating binary image file s is the same as the procedure for programming FLASH EPROMs Section 5 2 3 above except that an output filename is specified instead of the word FLASH After programming the EPROMs with an external EPROM programmer they must be installed on the board in accordance with Sections 4 and 7 of this manual before installing the board in your target system Example 1 To create the binary image file s named MYIMAGE PDx for a 512K PROMDISK drive B using 4 128Kx8 EPROMs from your PROMDISK list file named MYFILES LST located in drive A type PDCR733 A MYFILES 4 128 MYIMAGE B Example 2 To create the binary image file for a 256K PROMDISK drive B using one 256Kx8 EPROM from your PROMDISK work disk located in drive A type PDCR733 A 1 256 MYIMAGE B The build program will create the binary images for the files specified in
19. able IRO14 Not Used IRO15 Not Used IRO3 Serial Port 2 IRO4 Serial Port 1 IRO5 Parallel Port 2 Not Used IRQ6 Floppy Disk Controller Lowest IRO7 Parallel Port 1 The interrupt request lines IRQx and IOCHCK are available on the 98 pin edge connector except as noted above 2 0 TIMERS The IND 486H SBC has the eguivalence of an 82C54 Programmable Timer included in the STPC Client chipset The 82C54 is a three channel Programmable Counter Timer chip The three timers are driven by a 1 19MHz clock source derived from the on board 14 3818MHz crystal oscillator The three timers are used as follows TIMER Channel 0 System Timer TIMER Channel 1 Timer for DRAM refresh TIMER Channel 2 Tone Generation for Audio 2 7 CLOCK CALENDAR AND CMOS RAM The IND 486H SBC has the eguivalence of an MC146818 real time clock calendar with 128 bytes of CMOS RAM included in the STPC Client chipset An on board lithium battery is used to provide power to the system chip when the system power is off The 128 byte CMOS RAM consists of 14 bytes used by the clock calendar and 114 bytes used by the system BIOS Should your CMOS become corrupted i e loss of battery power or accidentally clobbered strange errors may occur while attempting to run your programs Refer to Section 3 0 for instructions on how to clear the CMOS and reset the initial SETUP values 2 8 BATTERY The IND 486H SBC contains an on board Lithium battery used for powering the STPC Client
20. ary image files created with the PROMDISK PDCR733 EXE Software Utility whereas FLASH EPROMs can be programmed on board The paragraphs that follow assume that the PROMDISK drives have been configured and if using FLASH EPROMs they are already installed on the board The board must then be installed in the target system with a floppy or fixed disk and your current version of DOS loaded before continuing on 5 2 1 Creating a PROMDISK List File or Work Disk The PROMDISK PDCR733 EXE Programming Utility provides two methods of programming FLASH EPROMs or creating binary image files The first method uses a list file to specify the source and structure of the PROMDISK This method has no limit on the size of the PROMDISK it can create and assumes the files are DOS compatible The second method involves creating a work disk containing the files you wish to emulate on the PROMDISK This method limits the size of the PROMDISK to the size of your work disk and also requires the work disk to be reformatted each time changes are made to it The only advantage of the work disk method is that it uses BIOS calls to read the disk sector by sector and therefore is able to create a PROMDISK containing a non DOS type operating system The work disk method cannot be used to create a PROMDISK fixed disk drive Therefore you must first decide whether to use a PROMDISK list file or work disk to specify your PROMDISK files If you choose the PROMDISK list file method you
21. ated Memory Manager 2 2 CO PROCESSOR The STPC Client chipset includes a 387 Math co processor core The 387 math coprocessor provides up to 100 times the performance of the CPU alone Over seventy numeric processing instructions are added to the instruction set and eight 80 bit registers are added to the register set The coprocessor is compatible with the IEEE Floating Point Standard 754 1985 2 3 SYSTEM MEMORY DRAM The IND 486H SBC features a shared memory which supports up to 64M bytes of dynamic random access memory DRAM organized as two banks of 32M byte The board will support either standard FPM fast page mode or high performance EDO extended data output DRAM The memory is configured using two single in line memory module sockets which will accept 72 pin single in line memory modules SIMMs organized as 1MB 2MB 4MB 8MB 16MB or 32MB with a maximum access time of 60ns In addition the PCB is designed to accommodate up to 8M bytes of on board DRAM by the installation of four 1Mx16 Fast Page Mode FPM DRAM chips for applications where the use of SIMMs is prohibited The video controller shares 512K to 4M bytes of system memory as configured in the CMOS set up Both SIMM sockets or all four on board DRAMs must be populated when using the VGA port 2 4 DMA CONTROLLER The IND 486H SBC memory refresh and DMA functions are included in the STPC Client chipset which includes the equivalence of two 82C37 DMA controllers The two
22. e default interrupt for the floppy port is IRQ6 2 15 EIDE HARD DISK PORT The IND 486H SBC contains a PCI Extended Integrated Drive Electronics EIDE Port which directly interfaces to two hard disk drives with embedded controllers The EIDE Disk Port can be disabled using the CMOS Setup utility Refer to Appendix D for the connector location and pin assignments The enabling disabling of the EIDE port is configured using the BIOS s INTERNAL SETUP program Refer to Section 3 0 for more information Refer to Appendix D for the connector location and pin assignments 2 16 VGA PORT The IND 486H SBC includes a VGA display controller as part of the STPC Client chip set The VGA display port is 100 backward compatible with the VGA standard specification Resolutions of up to 1024x768 and color depths of 8 16 24 and 32 bits per pixel are supported The integrated RAMDAC supports digital to analog conversion rates up to 135 MHz This along with peak video bandwidth of 320MBytes sec using EDO DRAM enables the VGA controller to support 1024 x 768 x24 and 800 x 600 x 32 resolutions at 75 Hz refresh rate The VGA controller shares up to 4MB of system DRAM for video RAM Both SIMM sockets or all on board DRAM chips must be populated when using the VGA port If an external add in VGA card is placed in the system the IND 486H VGA controller is automatically disabled Refer to Appendix D for the connector location and pin assignments 2 17 WATCHDOG TI
23. e listed below Purpose SENDEXE EXE Primary control program to send exe file to execute in remote PC UPLOAD EXE Primary control program GPUPLOAD EXE Secondary program used by UPLOAD that reads PD files and sends them to the remote PC AMD733 BIN Flash programming program for AMD 29F040 Flash EPROMs The two primary programs UPLOAD EXE and the PROMDISK FlashCom firmware establish communication via the serial port and then transfer control to secondary programs using a pre defined protocol PUTFILE and GETFILE are simple general purpose file transfer programs for the COM ports These files are not reguired for FlashCom and are supplied as convenient utilities 6 2 1 UPLOAD The host computer control program is a DOS based command line driven program It is designed much like the small FlashCom driver in that once it downloads the remote program it leaves the rest of the work to a separate EXE program which it runs using a DOS shell A sample command line to program Intel AMD 28F010 020 Flash EPROMS is shown below UPLOAD 1 115000 INT733 BIN GPUPLOAD APNAME PD1 2 256 1 The first two parameters list the COM port number followed by the BAUD rate which can be any standard DOS BAUD rate from 9600 to 115000 Unless you are experiencing problems we recommend 115000 BAUD The second two parameters list the names of the real programs that take care of transferring the PROMDISK data and programming the 28F010 020 Flash parts in
24. eg __x__ gt Disabled 4 5 PROMDISK FLASHCOM FEATURE The PROMDISK control firmware includes the MCSI FlashCom remote download and programming firmware for COM1 COM2 Refer to Section 6 0 for a detailed description of the features The FlashCom firmware is enabled by installing a shunt jumper between JP15 pins 7 8 for COM1 or 5 6 for COM2 Refer to Appendix E for the PROMDISK configuration jumpers SECTION 5 USING THE PROMDISK SOFTWARE The IND 486H PROMDISK can be configured to emulate up to two drives simultaneously each of which can be operated as a Read Only or Read Write floppy or fixed disk drive The paragraphs that follow describe how to use PROMDISK in the floppy and fixed disk emulator modes The operating modes of the two drives can be mixed for added flexibility The fixed disk drive emulator assumes that fixed disk drives start with drive C and that drives A amp B are always floppy drives Remember that the PROMDISK hardware portion of the board must be properly configured prior to changing the types of memory used for each drive 9 1 USING SRAMS WITH PROMDISK This section describes how to use the PROMDISK Disk Emulator with SRAMs or NVRAMs The paragraphs that follow assume that the PROMDISK drives have been configured and the SRAMs are installed on the board in accordance with Sections 4 and 7 of this manual The board must then be installed in the target system with a floppy or fixed disk and your current versi
25. fatal errors No of Beeps Error Message 1 Refresh Failure The memory refresh circuitry is faulty 2 Parity Error A parity error was detected in the first 64K block of system memory 3 Base 64KB Memory Failure A memory failure occurred within the first 64KB of memory 4 Timer Not Operational Timer 1 has failed to function properly 5 Processor Error The CPU chip has generated an error 6 8042 Gate A20 Failure The keyboard controller 8042 contains the Gate A20 switch which allows the CPU to operate in virtual mode This error message means that the BIOS is not able to switch the CPU into protected mode 7 Processor Exception Interrupt Error The CPU chip has generated an exception interrupt 8 Display Memory Read Write Error The video adapter is either missing or the video memory is faulty PLEASE NOTE This is not a fatal error 9 ROM Checksum Error The ROM checksum value does not match the value encoded in the BIOS 10 CMOS Shutdown Register Read Write Error The shutdown register for the CMOS memory has failed 11 Cache Memory Read Write Error A Cache Memory failure occurred do not enable the Cache Memory to resume operation 34 APPENDIX G SUGGESTED PROMDISK MEMORY CHIPS The PROMDISK Disk Emulator supports the popular JEDEC standard byte wide memory devices For proper operation the devices should have a maximum access time of less than 150 nanoseconds The following is a list of some of the mo
26. ia te tii NONE reyen Ne Side tia 6 4 Other Uses For FlashComix stiti 22222 ti a di Halen iii Section 7 Installation Z Instalime the SIV Se gt kun ina aa ro k a a Gala NNN A ug Senat 7 2 Installing the PROMDISK Memory kake 7 3 Completing the Installation a E ki Appendix A Specifications Appendix B Board Outline Appendix C Memory and I O Maps Appendix D Connectors Appendix E Configuration Jumpers Appendix F BIOS Error Beep Codes Appendix G Suggested PROMDISK Memory Chips Appendix H FlashCom Serial Interface SECTION 1 INTRODUCTION The IND 486H All In One Single Board Computer SBC is a high performance system board that provides the primary elements for building an IBM PC AT compatible computer for a wide variety of embedded systems applications The IND 486H SBC contains all the basic elements found in a standard IBM PC AT compatible desktop computer system The IND 486H SBC is fully compatible with the IBM PC AT ISA Bus which means virtually all the software written for the IBM PC AT will run on the IND 486H SBC 1 1 FEATURES A complete list of features is listed below e IBM PC AT Compatible Plug in Computer e ST Micro STPC Client Chipset with 486DX2 66 CPU Core and 387 Math Coprocessor e AMI BIOS e 66MHz Operation e Integral PCI VGA Controller and Graphics Accelerator e 64M Byte FPM or EDO DRAM System Memory 2 72pin SIMMs e Optional On board S
27. initialize PROMDISK drive D starting at chip number three and containing one chip type FDISK733 D After the SRAMs have been initialized the program will instruct you to reboot the system After rebooting the system the PROMDISK SRAMs must be formatted using the Format Program supplied with your operating system You must remember to copy the system files if you plan to make the PROMDISK a bootable drive Example 1 To format PROMDISK drive C as a bootable drive under MS DOS type FORMAT C u s Example 2 To format PROMDISK drive D as a non bootable drive under MS DOS type FORMAT D u After the PROMDISK drive is formatted you may reboot your system and use the PROMDISK drive just like a physical fixed disk drive 5 1 3 Software Write Protect for SRAM Drives The IND 486H PROMDISK includes a software write protect feature If you wish to incorporate the write protect capability on your R W drives use the PDPRO COM Utility Program To write protect PROMDISK drive B type Example 1 To write protect disable PROMDISK drive B type PDPRO B p Example 2 To unprotect enable PROMDISK drive B type PDPRO B u Note The protect bit is reset to the unprotected state when the system is rebooted 9 2 USING EPROMS WITH PROMDISK This section describes how to use the IND 486H PROMDISK with standard ultraviolet light erasable EPROMs and FLASH EPROMs Standard EPROMs must be programmed using an external EPROM programmer from bin
28. installed in a development system with a different drive configuration than the final target system The PDASSIGN COM software utility allows the user to reassign or even hide the PROMDISK drives The format for PDASSIGN is shown below PDASSIGN oldDrive newDrive Where oldDrive is the PROMDISK drive you wish to reassign newDrive is the letter A through Z for the new PROMDISK drive Entering a dash will hide the drive until the system is rebooted Notes 1 0 PROMDISK fixed disk drives cannot be reassigned 2 0 The PROMDISK drives are reset to their original assignments when the system is rebooted 3 0 If you experience problems accessing a real floppy disk drive after using PDASSIGN make sure your source diskette is the same media type i e if you need to access a 1 44M floppy diskette you should build your PROMDISK with PDCR733 using the same size drive Example 1 To reassign PROMDISK drive A to B type PDASSIGN A B Example 2 To reassign PROMDISK drive B to A type PDASSIGN B A Example 3 To hide PROMDISK drive A type PDASSIGN A The following is a typical application example The PROMDISK is configured as drives A and B Drive A contains DOS and drive B the application program To protect hide the application program on drive B you would execute PDASSIGN B from within the application program or from the DOS prompt This would cause the PROMDISK drive B to be inaccessible and the physical drive
29. isk method to specify your PROMDISK drive you must first format a floppy diskette using the version of DOS that your files require for operation Be sure that the format utility you use completely erases the diskette If you are using DOS 5 0 FORMAT EXE be sure to use the U option Also if you are making a bootable PROMDISK drive A be sure to transfer the system files using the FORMAT S option You then copy the files you wish to emulate onto the newly formatted work diskette You can then proceed to Section 5 2 2 to determine the size and number of memory chips that will be required to emulate your specified drive Note The work disk method cannot be used to create a PROMDISK fixed disk drive 5 2 2 Sizing the PROMDISK Use the size option of the PROMDISK utility PDCR733 EXE to determine the size and number of chips reguired for emulation Example 1 To determine the number of chips reguired to emulate the files specified by your PROMDISK list file named MYFILES LST located on your drive B type PDCR733 B MYFILES SIZE Note DO NOT add an extension to the list file filename PDCR733 assumes the extension LST Example 2 To determine the number of chips reguired to emulate the files specified by your PROMDISK work disk located on your drive B type PDCR733 B SIZE Note DO NOT add a colon after the drive letter when sizing a work disk The PROMDISK sizer will report the type size and number of chips required for drive emulation
30. k of Microsoft Corporation All other trademarks are the properties of their respective holders PREFACE This manual provides information about the MCSI IND 486H All In One Single Board Computer This information is intended for users who must implement IBM PC AT compatible computer solutions to a wide variety of applications which cannot be satisfied using conventional desktop computers This manual assumes that the reader has a good understanding of MS DOS and the standard IBM PC AT compatible architecture For more information on the IBM PC compatible hardware and software architecture refer to any of the many books available on the subject A few suggestions are listed below eAdvanced MS DOS Programming Microsoft Press eProgrammers Guide to the IBM PC Microsoft Press eProgramming the 80386 Sybex eUndocumented DOS Addison Wesley INVENTORY CHECKLIST The complete IND 486H All In One Single Board Computer package consists of the following IND 486H All In One Single Board Computer This Manual PROMDISK Software Utilities Diskette If any of the above is missing or appears to be damaged inform MCSI immediately Please look for a file called README on the distribution disk for this product It contains last minute changes and updates to this hard copy manual This file will also document new utility programs Table of Contents Section 1 Introduction 1 Ll FEatUTES nisn kev Heineken as 1 Section 2 Syste
31. m Description 2 DXI PO COSSO CD K Kurk NON 2 2 2 CO PHOCESSON N AN DD O ed EE ANE EE OAS 2 2 3 System Memory DRAM Jre te nk oe lb Peya yer HAS e KA esr bb a a dete 2 24 DMA COn Ol DU O bedo duds NM oa DD a e odo a aa 2 Z 0Interrupt Controller sissa ka ee SA HLN dia Ue sel a Sole MOREVA ad RA einai 3 DIMAS nata di E E a a Nail IA cet lads NASA de e A lia redna 4 2 7 Clock Calendar and CMOS RAM kake 4 2 8 BAttet secan rede koke S AE aa e KEA be eja Dres 4 2 9 Keyboatd e sisi tcc c Sitesi eins A AJ a de swat dl India ita INA LJE 5 2 10 Speaker Ort AAA O A O NT 5 2 11 RESEES WEAS AA NE A AA aks TR an seen es Gees 5 2 12 SS POTU O EE E NA 5 2 13 Standard Serial Portada A A aa a A ea an sar E DE ee iria 5 2 14 bi To o ea DISK POTNI iiss VAN A NE Ne eli ra Nu ta K aji 6 2 15 HIDE Hard Disk POTE nan AE A DNU DNEVNI SODB ni ak 6 2 16 VGA POLE do A N DA DA MA MA ei VE A O DE DN a re Na 6 2 17 WatchDog Timers lt Ay li o Raje s a A a C N ei MR a aH klika mn i 7 Section 3 Setup 8 3 1 Usimg the Internal Setup Utility sni nata tega oka Hak ay Wa E elo bina ba G R A ii 8 3 2 Clearing the EMOS MeMOE yield vee dolo E E vd even 8 Section 4 PROMDISK Disk Emulator 9 4 1 PROMDISK Drive Configuration b n GIRE RAE cr HENE e y er kr n Ve K S 9 42PROMDISK M mory SetUD circenis iiien re kk eke e ed n Cava ek ek dp ka cia n 04 ee e suke rara ek A He ked qa Ar 9 4 3 PRO
32. nfigured using the BIOS s INTERNAL SETUP program Refer to Section 3 0 for more information Refer to Appendix D for the connector location and pin assignments Note The default interrupt for the printer port is IRQ7 2 13 STANDARD SERIAL PORTS The IND 486H SBC has the equivalence of two NC16C550 UARTs The two UART can be configured as standard IBM PC AT RS 232C compatible serial ports or individually disabled The port addresses and enabling disabling of the serial ports are configured using the BIOS s INTERNAL SETUP program Refer to Section 3 0 for more information Refer to Appendix D for the connector location and pin assignments Note Interrupts for Serial Ports 1 amp 2 default to IRO4 amp IRQ3 respectively 2 14 FLOPPY DISK PORT The IND 486H SBC contains an IBM PC AT compatible dual floppy disk port with the eguivalence of an NEC PD72056B Floppy Disk Controller an on chip digital data separator and an IBM PC AT compatible floppy disk adapter bus interface circuit An on board digital data separator provides optimum performance with the following disk drive types 5 25 360K Double Sided 3 5 720K High Capacity 5 25 1 2M High Capacity 3 5 1 44M High Density 3 5 2 88M High Density The port address and enabling disabling of the floppy port is configured using the BIOS s INTERNAL SETUP program Refer to Section 3 0 for more information Refer to Appendix D for the connector location and pin assignments Note Th
33. o the Flash File System Two MCSI utility programs GETFILE and PUTFILE are supplied to support this requirement One is run on the sending side and one is sent to the receiving side 6 3 1 USING PUTFILE PUTFILE EXE reads files on the host computer and sends them using a FlashCom like protocol out either COM1 or COM2 It is invoked by specifying the COM port the BAUD rate and a filename which can contain wild cards or Enter PUTFILE with no arguments at the DOS prompt for more detailed explanations An example command is shown below PUTFILE 1 115000 APREVX1 EXE Since it is impossible to know the speed of the remote disk the data is eventually being copied to the PUTFILE program does not time out It will exit after copying the last file You can also exit early by pressing the lt Esc gt key 6 3 2 USING GETFILE GETFILE EXE responds to messages from PUTFILE EXE and creates new files as specified The date and time of the file will not be as originally sent but will match the remote computer s date and time at the instant the file was transferred To invoke GETFILE specify the COM port number and BAUD rate optionally followed by a time out from 5 to 30 seconds If no time out is specified the time out will default to 15 seconds An example command is shown below GETFILE 1 115000 30 GETFILE will exit on its own if A a command from the host is received telling it there are no more files B if no message is received from
34. on of DOS loaded before continuing on 5 1 1 Formatting SRAMs in the Floppy Disk Mode When PROMDISK is configured to emulate a Read Write floppy disk drive using SRAMs or NVRAMs it is necessary to format the PROMDISK using the PROMDISK Format Utility FORM733 COM Once formatted the PROMDISK drive can be treated just like a physical floppy disk drive and can be randomly accessed at memory bus speed thereby increasing system through put orders of magnitude over that of a typical floppy disk system The standard PROMDISK firmware does not allow SRAMs to be configured as a bootable floppy drive i e drive A If this limitation presents a problem a special version of the PROMDISK firmware can be requested from the factory If you wish to configure the SRAMs as a bootable drive you must configure the SRAMs as a PROMDISK fixed disk drive C refer to Section 5 1 2 To format the PROMDISK SRAMs in the floppy disk mode you must first boot the target system with your operating system Once the system is booted you must format the PROMDISK floppy disk drive by typing FORM733 pddrive pl Where pddrive is the PROMDISK drive to format p is the optional step by step confirmation command Example 1 To format PROMDISK drive B as a floppy disk drive starting at chip number three and containing one SRAM type FORM733 B Example 2 To format PROMDISK drive B as a floppy disk drive starting at chip number three and containing two SRAMs with step by s
35. or removing the DRAM SIMMs be sure to first touch a grounded surface to discharge any static electricity from your body Use the following procedure to install the SIMMs 1 Insert the first SIMM edge connector at a slight angle into the SIMM2 socket closest to the edge of the board Note that the SIMMs are keyed and will only go in one way 2 Push the SIMM back into the connector carefully until it snaps into place 3 Check to make sure the SIMM is inserted securely 4 If required insert the second SIMM edge connector at a slight angle into the SIMM1 socket To remove a SIMM use a small screw driver to pull back the holding clip on each side of the SIMM and lift the SIMM from the connector 7 2 INSTALLING THE PROMDISK MEMORY The IND 486H s PROMDISK supports the popular JEDEC standard byte wide memory devices For proper operation the devices should have a maximum access time of less than 150 nanoseconds The memory chips are installed bottom to top starting at the bottommost socket Be sure that the PROMDISK configuration jumpers are properly set in accordance with Section 4 of this manual and that you first touch a grounded surface to discharge any static electricity from your body Use the following procedure to install the PROMDISK memory chips 1 Line pin one of the memory chip indicated usually with a notch or white dot with pin one upper leftmost pin of the socket 2 Carefully push the chip into the socket until the bottom of
36. r 32MB SIMMs using two 72 pin SIMM sockets Both standard fast page mode and high performance EDO DRAMs are supported Optional on board soldered in System memory up to 8MB Disk Emulator 2M PROMDISK Disk Emulator 4 32pin sockets two sockets support EPROMs and FLASH EPROMs and two sockets support EPROMs FLASH EPROMs NVRAMs r SRAMs with on board battery back up BIOS Cloek Cal 170 Bus DMA O FU cC Timers 3 Programmable Interrupts Reset Controlled by on board power detector with provisions for external reset switch I O Ports I O Controller Winbond W83977F A 2 RS 232 Serial Ports COM1 at rear connector J11 and COM2 at J7 1 Parallel Printer Port J3 1 PS2 AT Compatible Keyboard Port at rear connector J12 and J8 1 PS2 Mouse Port at rear connector J10 1 IrDA Data Port J5 1 On board Speaker with Speaker Port J6 1 Dual 3 5 5 25 Floppy Disk Port J2 1 IDE Hard Disk Port J1 1 WatchDog Timer 1 External Power Connector J4 1 PCI VGA Video Port at rear connector J9 Chipset STPC Client VRAM Shares system DRAM 2 SIMMs or 4 on board DRAMs Resolution 1024 x 768 64K color 75Hz 800 x 600 full color 90 Hz Speed Battery Benchmark Size Power 26 APPENDIX B BOARD OUTLINE or Hr OL
37. re common generic chip types EPROM SRAM NVRAM FLASH 128Kx8 256Kx8 512Kx8 128Kx8 256Kx8 512Kx8 512Kx8 128Kx8 128Kx8 128Kx8 512Kx8 128Kx8 128Kx8 256Kx8 128Kx8 256Kx8 512Kx8 128Kx8 512Kx8 D27C010 150 Intel D27C020 150 Intel D27C040 150 Intel AT27C010R 15DC Atmel AM27C020 150DC AMD AM27C040 150DC AMDI TMS27C040 15JL TI KM681000ALP 15 Samsung M5M51008P 150L Mitsubishi TC551001PL 150L Toshiba 58001 MCSI DS1245Y 150 Dallas P28F010 150 Intel P28F020 150 Intel AM28F010 150C3PC AMD AM28F020 150C3PC AMD AM29F040 150 AMD SST29EE010 150 SST SST28SF040 150 SST Note For chip types not listed please consult the factory 35 APPENDIX H FLASHCOM SERIAL INTERFACE A standard Modem interface cable can be used to interface the Host to the Target computer FlashCom uses a simple 4 wire interface as shown below Host Serial Port Target Serial Port RXD Receive Data lt lt K lt K lt lt lt K lt K lt K TXD Transmit Data TXD Transmit Data gt gt gt gt gt gt gt gt RDX Receive Data DTR Data Terminal Ready gt gt gt gt gt gt gt gt 6 DSR Data Set Ready GND Signal Ground lt gt GND Signal Ground 36
38. st File BOOT SOURCE b SYSTEM io sys msdos sys command com IN autoexec bat config sys Nmyproject cAmyprojectimyfilel ext d myfile2 ext promdisk c pdiii PDCR733 exe c pdiii pdformat exe promdisk lists d dataNals lst d data Vjohns lst PROMDISK Directory Structure C 10 SyS msdos sys command com autoexec bat config sys MYPROJECT myfilel ext myfile2 ext PROMDISK pdcreate exe pdformat exe NLISTS als lst johns lst Example 2 A typical list file for a non bootable floppy disk is shown below PROMDISK List File PROMDISK Directory Structure BOOT SOURCE e B autoexec bat c project myfilel ext d myfile2 ext apps c doug program1 exe c daenah program2 com autoexec bat myfilel ext myfile2 ext NAPPS programl exe program2 com If you do not have access to a text editor you can use the standard DOS copy command to create the PROMDISK list file To create a PROMDISK list file named MYLIST LST using the list of files from example two above at the DOS prompt you would type copy con mylist lst boot source a autoexec bat e myproject myfilel ext d myfile2 ext apps c doug programl1 exe c daenah program2 com Z control Z Once you have created your PROMDISK list file you can proceed to Section 5 2 2 to determine the size and number of memory chips that will be required to emulate your specified drive If you choose to use the work d
39. tep confirmation type FORM733 B p NOTES 1 The standard DOS format program FORMAT EXE cannot be used to format a PROMDISK floppy disk drive 2 Be sure to include the device driver DRIVER SYS in your CONFIG SYS file when emulating PROMDISK floppy drives C through Z Refer to Section 5 3 for more details If the selected PROMDISK drive was never formatted or the data has been corrupted the PROMDISK Format Utility will prompt you to reboot the system so that the PROMDISK control program can initialize and configure the drive After the system is rebooted you must run FORM733 again to format the drive 5 1 2 Formatting SRAMs in the Fixed Disk Mode When PROMDISK is configured to emulate a Read Write fixed disk drive using SRAMs or NVRAMs it is necessary to first create a valid DOS partition that can be recognized by both the system BIOS and your operating system s Format Program Once a valid DOS partition has been created you simply use the Format Program supplied with your operating system to format the PROMDISK SRAMs To initialize the PROMDISK SRAMs with a valid DOS partition you first boot the target system using a floppy disk containing your operating system Once the system is booted you initialize the PROMDISK fixed disk drive using the PROMDISK Fixed Disk Initialization Program FDISK733 COM Example 1 To initialize PROMDISK drive C starting at chip number three and containing two chips type FDISK733 C Example 2 To
40. the chip comes in contact with the bottom of the socket 3 Check to make sure that all the pins of the chip are installed and that there are no pins bent under the chip 4 Repeat Steps 1 3 for the remaining chips To remove a memory chip wedge a very small screwdriver between the chip and the socket and gently pry the chip out of the socket Care must be taken not to insert the screwdriver under the socket otherwise serious damage to the socket may result 24 7 3 COMPLETINC THE INSTALLATION To complete the installation the following steps should be followed 1 2 3 Set the configuration jumpers in accordance with Appendix E Install the IND 486H SBC into one of the 98 pin I O slots in a passive backplane If the on board VGA is not used install a VGA Card into one of the slots in the backplane Connect the applicable I O cables and peripherals i e floppy disk IDE hard disk monitor power supply etc Connect an IBM PC compatible keyboard Turn power on to the display monitor Turn power on to the backplane power supply Reconfigure the IND 486H SBC using internal CMOS SETUP utility Boot the system 25 APPENDIX A SPECIFICATIONS This appendix lists the specifications for the IND 486H All In One Single Board Computer IND 486H includes ST Micro 486DX2 66 CPU Core Co processor Internal to STPC Client chipset Memory System Memory Expandable to 64M bytes Supports 8MB 16MB o
41. this case INT733 BIN and GPUPLOAD EXE EXE extension assumed For programming AMD 29F040 Flash parts the following command would be used UPLOAD 1 115000 AMD733 BIN GPUPLOAD APNAME PD1 2 512 1 The PDx files will be programmed into the remote Flash parts and each sector will be sent with a checksum to detect anomalies in the transmission process The embedded PC will also report back any problem programming the Flash parts which will cause the sending program to stop and display an error message You can tell by looking at the line above the error message which chip did not program 21 6 2 2 UPLOAD PROGRAMMING AND VERIFICATION OPTIONS To insure that all of the binary images were successfully programmed you may want to perform a final read back step To do this add PV at the end of the command line when you run UPLOAD EXE A complete byte for byte verification will be performed after all of the chips have been programmed To verify only add V instead of PV This will not erase or program the Flash parts but will rather compare their contents with a set of PDx files stopping when an anomaly is found This is a quick method of determining if an embedded PC has the latest set of PROMDISK images 6 3 GENERAL PURPOSE RS 232 FILE TRANSFER PROGRAMS Beyond transferring complete PROMDISK images with FlashCom it may be necessary or convenient to copy individual files either to an SRAM PROMDISK drive an MS DOS RAM drive or t
42. tion SS O O Ground s 6 JGND Ground 8 enD Ground S 9 SPEAKER Connectto Speaker 0 __________ bb bhbh_n hbh_U_UOCU UUUO 30 J3 Printer Interface Connector Pin Signal Pin Signal 5 PDATI 6 NI 7 PDAT2 8 SLCTIN 9 PDAT3 10 enD 23 PE 24 GD J11 Serial Port 1 9 pin Sub D Connector Pin Signal Name GND 6 DATA SET READY 1 8 CLEAR TO SEND 1 9 RING INDICATOR 1 J7 Serial Port 2 10 pin Header Connector Pin Signal Name 6 CLEAR TO SEND 2________ 8 RING INDICATOR 2_______ 9 ev J9 VGA Display Connector 15 pin Sub D Pin Signal Pin Signal 1 JRED O 2 GREEN 5 feo 6 GND 7 leno 8 GND 9 wo __ o en 15 pocok 31 APPENDIX E CONFIGURATION JUMPERS This section provides a summary of the configuration jumpers The tables below and the Board Outline in Appendix B serve as quick references for determining the jumper settings and a means of finding detailed information elsewhere in the manual PROMDISK Memory Configuration Jumpers for Drive 1 U16 8 U12 JP18 amp JP14 Section 4 2 ChipP N Type Size JP18 JP14 Note Chips within a drive group cannot be mixed PROMDISK Memory Configuration Jumpers for Drive 2 U8 amp U5 JP15 8 JP9 Section 4 2 Sere SE ta se Generic 1 2 3 4 27C010 EPROM 128
43. your file list and write the images to the selected filename The selected filename extension PDx will be incremented for each chip in the set 5 2 5 Programming the EPROM Drive A When PROMDISK is configured as drive A your system will automatically try to boot from PROMDISK If your PROMDISK drive A is corrupted or the EPROMs have been erased your system will hang up since there is no valid boot sector If this occurs simply set the CMOS floppy drive A to Installed which will reassign the PROMDISK drive to B Refer to Section 4 4 for more information on the PROMDISK reassign feature 5 3 EMULATING FLOPPY DRIVES C THROUGH Z When emulating floppy disk drives C through Z in systems that do not allow floppy disks to be configured for these drives or in systems with hard disks you must specify the DOS device driver DRIVER SYS in your CONFIG SYS file The CONFIG SYS and DRIVER SYS files must be contained in the root directory of your boot drive Example To configure your system with a physical disk for drive A and PROMDISK floppy drive C you must first set the system CMOS for a physical floppy disk installed for drive A and NONE installed for drives B through D Next you make a CONFIG SYS file containing the following DEVICE DRIVER SYS d 2 5 4 DYNAMIC DRIVE ASSIGNMENT The IND 486H PROMDISK supports dynamic drive assignments for its two drives This feature is extremely useful during the development stages when the IND 486H board is
44. ystem Memory expandable to 8MB e 2M byte PROMDISK Disk Emulator for Diskless rages e Includes FLASHCOM software to program Flash OMs remotely over COMI serial port e Dual Floppy Disk Port Supports Two 3 or 514 Drives up to 2 88M bytes e PCI Extended IDE Hard Disk Port supports up to Two Drives e PS2 AT Compatible Keyboard Port e PS2 Compatible Mouse Port Two High Speed 16C550 Compatible RS 232 Serial Ports e Multimode Bi directional Parallel Printer Port e Infrared Data Access Port for future applications e Clock Calendar with Battery Back up e Low Power CMOS Design e Half Size AT Plug in Multilayer Board for Low EMI and High Reliability e WatchDog Timer and Power Monitor e On board Mini Speaker e Optional Datalight ROM DOS 6 22 Operating System SECTION 2 SYSTEM DESCRIPTION The following sections describe the major system features of the IND 486H All In One Single Board Computer 2 1 PROCESSOR The IND 486H SBC uses an ST Micro STPC Client chipset The STPC chipset has an internal 486DX2 66 microprocessor It is fully object code compatible with the 8086 8088 80286 80386 and 80486 family of products Some of the distinctive features include e 16 bit External Data Bus e 32 bit Internal Architecture e 64M byte Directly Addressable Memory Space e Internal 14 Word by 16 bit Register Set e Operand Addressing Modes e Bit Byte Word and String Operations e 8 amp 16 bit Signed Unsigned Arithmetic e Integr
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