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EXPLR1 Embedded PC Evaluation Platform Board Manual

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1. Figure 2 1 EXPLR1 Connectors and Jumpers 2 2 ntel e GETTING STARTED 2 3 SETTING UP THE EXPLR1 EVALUATION BOARD 1 Make sure you are in a static free environment before you remove any components from their anti static packaging CAUTION Avoid electrostatic discharge ESD when handling the EXPLRI board This product like most semiconductor based products is susceptible to ESD damage This may cause immediate product failure unpredictable operation or delayed failure 2 Check the EXPLRI kit s packing list to make sure you have received a complete kit Inspect all items for damage that may have occurred during shipment Contact your Intel Sales Representative if any items are missing or damaged 3 Make sure there is a jumper on pins 2 and 3 of JP5 This is the default setting NOTE See Figure 2 1 for exact jumper locations Do NOT add or remove jumpers with the power on 4 Select a SIMM size If you are using a 1 or 4 Mbyte SIMM a 1 Mbyte SIMM is included in your kit remove the jumper from JP6 s If you are using a 2 8 or 16 Mbyte SIMM place a jumper on pins 1 and 2 of JP6 SIMM requirements e Single sided x32 72 pin 5 V 70 ns or better s Single RAS Non pari
2. insere cnn rre 4 7 4 6 Advanced Menu engeren nennen 4 9 4 7 Exit Men ege ege EE Eege Eege 4 10 5 1 EXPLR1 Embedded PC Evaluation Platform Board Photo 5 1 5 2 EXPLR1 Physical Diagram Connectors and Jumpers ernennen nennen 5 2 CONTENTS TABLES Table 1 1 EXPLR1 Features and Benefits nenne nennen nenn 1 2 Related Documentation nenn ernennen nn nn nnnn 1 3 Intel Customer Support Telephone Numbers seen 3 1 Example Command Ee 3 2 Flash Loader Commande AAA 3 3 Flash Loader Command Options arc nennen nem 3 4 Definition of Possible Values ea 3 5 Flash Loader V2 2 Diskette Files nn nnenn nennen nennen 3 6 Example Flash Command FLC Files Le 5 1 EXPLR1 Jumper Definitions and Settings nennen een 5 2 EXPLR1 Connector Definitions ernennen nennen nenn 5 3 Flat Panel Jumper Selection ear 5 4 EXPLR1 Power Supply Connector J1 no 5 5 COM1 and COMA Pinout renas 5 6 Digital YO Connector H1 Lee nn ern 5 7 VGA Connector Pinout UA 5 8 IDE Hard Disk Driver Controller Connector JP11 Pinout 5 9 Keyboard Connector J5 Pinout nono 5 10 Mouse Connector J3 Pinot 5 11 Flat Panel Header CN1 Connection List 5 12 Synchronous Expansion Bus H2 Connection 5 13 EXPLR1 Specifications reatar nennen A 1 Troubleshooting Guide AA vi intel About This Manual This manual describe
3. 5 9 MOUSE CONNECTOR J3 The mouse connector is a 6 pin DIN Table 5 10 shows a physical diagram with pin and signal definitions Table 5 10 Mouse Connector J3 Pinout Pin Signal Pin Signal Physical Diagram 1 Data 4 5V 2 not used 5 Clock 4 3 Ground 6 not used 5 3 5 9 HARDWARE REFERENCE 5 10 FLAT PANEL HEADER CN1 intel Table 5 11 Flat Panel Header CN1 Connection List Pin Signal Type Description Pin Signal Type Description 1 PVCC PWR VCC for flat panel 2 VSS GND Ground 3 4 LDO O Lower Data0 for Mono Lower Data0 for STN 5 FPBACKEN O Flat Panel Backlight 6 LD1 O Lower Data1 for Mono Enable Lower Data1 for STN FPVCCEN O Flat Panel VCC Enable VSS GND Ground 9 FPVEEEN O Flat Panel VEE Enable 10 LD2 O Lower Data2 for Mono Lower Data2 for STN 11 VSS GND Ground 12 LD3 O Lower Data3 for Mono Lower Data3 for STN 13 MOD O Modulation 14 VSS GND Ground 15 LP O LCD VSYNC LLCLK 20 VSS GND Ground 17 VSS GND Ground 18 LD5 O Lower Data5 for STN 19 FLM O LCD HSYNC LFS 16 LD4 O Lower Data4 for STN 21 FPDEN O Flat Panel Display 22 LD6 O Lower Data6 for STN Enable 23 VSS GND Ground 24 LD7 O Lower Data7 for STN 25 SCLK O Shift Clock FPVDCLK 26 VSS GND Ground 27 VSS GND Ground 28 R4 O R4 for TFT 29 SUDO 0 Upper Data0 for Mono 30 R5 O R5 for TFT Upper Data0 for STN 31 SUD1 0 Uppe
4. Fl Help N Select Item Change Values F9 Setup Defaults ESC Exit Select Menu Enter Selec Sub Menu r10 Previous Values Figure 4 2 IDE Adapter Menu 4 3 BIOS CONFIGURATION intel Autotype Fixed Disk Use this option when setting up new disks This option allows the BIOS to determine the proper settings of the disk based on information on the disk which is detected by the EXPLR1 BIOS for drives that comply with ANSI specifications Use the ENTER key to invoke this function Existing formatted disks must be set up using the same parameters that were used origi nally when the disk was formatted You must enter the specific cylinder head and sector information as listed on the label attached to the drive at the factory Type Cylinders Heads Sectors Track Write Precomp Select None in the Type field if you are not using an IDE hard disk drive i e you are using EXPLRI s Flash or PC Card adapter In the case for which you have an IDE disk but cannot employ the Autotype feature select User for the Type and enter the correct drive values for cylinders heads and sectors track from the drive s documentation or label Do not use a setting greater than 1024 cylinders the EXPLR1 does not use Enhanced IDE LBA Mode Control This menu item enables or disables logical block addressing to be used in place of Cylinders Heads and Sectors There are some restrictions when setting up devices on the EXPL
5. At the host computer s DOS prompt change to the flash directory Enter CD FLASH 5 At the prompt enter FLASHLDR 6 Change the baud rate for host communications default is 9600 by entering baud baud rate 7 Specify the host PC com number to initialize the port to communicate with EXPLRI Enter init com 3 10 intel FLASH LOADER 8 The following message appears if the initialization is successful Establish link to target system on lt com gt at lt baud rate gt Target system on line board 000201C2 prog 1 ver 2 20 Flash tables OK This may say invalid before any tables are loaded This is not an error Initialization complete 9 Ifeither of the following messages appear toggle the EXPLR 1 power OFF and ON repeat the procedure from step 1 with a new baud rate Initialize host target comms failed Target system not responding Reset target system and perform init command again Target system on line board 000201C2 prog 1 ver 2 20 Operation Failed Target communication timeout 10 To load a program enter program lt file name gt addr lt file start gt To load another program repeat the program command Your programs are temporarily stored in RAM on the host computer If multiple files are to be loaded and executed they must be linked prior to loading The file must be in hex format with a HEX extension or binary format with a BIN extension Example program hello bin addr 3ff6000 Enter
6. 0000000 NOTES 1 The Synchronous Expansion Bus SEB area provides access to the VGA and PCMCIA in extended memory when configured with 16 Mbytes of DRAM 386EX EXPLR1 DOS ROM DOS I386EX EXPLR1 SEB Figure 3 1 Flash Memory Map When the EXPLRI is reset the flash target program executes When executions is directed to a user defined application the following environment is defined 3 14 Real mode DOS compatible I O mode The watchdog timer is disabled It can be enabled by your application CPU registers AX and DX are preserved as they were at reset i e self test result and CPU identification No assumptions should be made about device configuration register settings intel FLASH LOADER 3 6 TIPS FOR USING FLASH LOADER This section may help if you are having problems running Flash Loader 3 6 1 Determining Baud Rate First follow the steps in Section 3 4 Loading a Program pg 3 7 If that program loads without error perform these steps once for each baud rate 19200 38400 57600 115000 until you can no longer load the program without errors FLASH CMD delete HELLO FLASH CMD baud lt next baud rate gt FLASH CMD shutdown FLASH CMD init FLASH CMD program HELLO BIN To determine your system s fastest baud rate load the sample program using different baud rates EM Once this fails use the last baud rate that successfullv loaded When vou ve determined the fastest baud rate use a tex
7. 12V GND GND OJo AJOJN 5 4 SERIAL PORTS COM1 JP3 AND COM2 JP2 EXPLRI has two COM serial ports Both are 10 pin headers Table 5 5 shows pin number and functions Refer to Figure 5 2 for its physical location on the board Table 5 5 COM1 and COM2 Pinout COM1 JP3 Three Wire Port COM2 JP2 Standard Serial Port Pin Function Pin Function 1 n c 1 DCD 2 n c 2 DSR 3 Rx 3 RxD 4 n c 4 RTS 5 Tx 5 TxD 6 n c 6 CTS 7 n c 7 DTR 8 n c 8 RI 9 GND 9 GND 10 n c 10 n c NOTE Both COM1 and COM2 use 2x5 0 100 2 54 mm pitch unshrouded male pins 5 5 HARDWARE REFERENCE intel 5 5 DIGITAL I O CONNECTOR H1 Table 5 6 Digital UO Connector H1 Pin Signal Type Pin Signal Type 1 DIO7 1 0 2 DIO6 VO 3 VSS GND 4 DIO5 VO 5 DIO4 1 0 6 DIO3 VO 7 DIO2 VO 8 VSS GND 9 DIO1 1 0 10 DIOO VO 11 RESET O 12 VSS GND 13 CLK2 O 14 VSS GND 15 INT1 l 16 INT2 l 17 INT3 l 18 INT6 l 19 12V PWR 20 12V PWR 21 12V PWR 22 23 5V PWR 24 5V PWR 25 5V PWR 26 5V PWR 5 6 intel HARDWARE REFERENCE 5 6 VGA CONNECTOR J4 AND PINOUT Table 5 7 VGA Connector Pinout J4 Pin Function Physical Diagram 1 RED 15 pin female high density D sub 2 GREEN JST KSEY 15S 1A3F 19 13 or 3 BLUE equivalent 4 n c 5 GND 6 ANA
8. 3 1 OVERVIEW eege a tia 3 1 3 2 STARTING THE FLASH UTILITIES eee arena 3 1 3 3 ENTERING COMMANDS AND OPTIONS arena 3 3 3 3 1 Using Flash Command Files FLC arc ernennen nennen ernennen nenn 3 4 3 3 2 Flash Loader Command Gummanm nennen nenn ernennen nnnnn mi nnnnn 3 5 3 3 3 Flash Loader Options Summary umsserssnseennnnnennnnnennnnerennen nar nn arena ernennen nenn 3 6 3 4 LOADING A PROGRAM sera aeee arara rr nn essen nn 3 7 3 4 1 Loading a Program to Execute at System Start Up nennen nennen nn n 3 7 3 4 2 Executing a User Loaded Program or Target Program ms nennnnnenznnnnn 3 9 3 4 3 Updating the e 3 9 3 4 4 Programming the Boot Block Using Flash Loader nos 3 10 3 45 Sample SESSION cat AA a aes 3 10 3 5 THE APPLICATION ENVIRONMENT AFTER SYSTEM RESET 3 13 CONTENTS intel 3 6 TIPS FOR USING FLASH LOADER rear 3 15 3 6 1 Determining Baud Rate AA 3 15 3 6 2 Modifving the FLASHLDR FLC File ea 3 15 3 6 3 Using FLC Files for Multiple Command Execution eee eee reese eee 3 15 3 7 FLASH LOADER UTILITIES DISK CONTENTS en enennenenmnn nn nn nn ent ta 3 16 CHAPTER 4 BIOS CONFIGURATION 4 1 ACCESSING THE BIOS CONFIGURATION MENUS nern nnnnn nenn 4 1 4 2 MENU NAVIGATION 4 1 4 3 MAIN BIOS SETUP MENU ccoo ia 4 2 4 3 1 IDE Adapter Meng isis eklig 4 3 4 3 2 Boot Options Menu anna ee AA Nias 4 5 4 3 3 Keyboard Features Menu ern
9. EXPLR1 power supply connector pins Refer to Chapter 5 Hardware Reference for connector pin definitions Attach the power cable to connector J1 on the EXPLRI board 7 Take a moment to double check all connections and jumper settings before proceeding Power up the board The monitor displays power on self tests memory tests etc You should see the following hd Starting ROM MS DOS 5 0 Press Any Key to Continue S If this information does not appear refer to Appendix A Troubleshooting and Error Messages for assistance When booting from ROM MS DOS 5 0 the on board flash memory is the C drive To enter BIOS Configuration mode reboot EXPLRI then press F2 when prompted to do so You will need to change the default BIOS settings if you connected an IDE hard disk drive or if you want to use the ATA PC Card slot Steps for setting up the BIOS to make use of the EXPLRI options are provided in the next section NOTE To reboot at any time press the EXPLRI reset button SW 1 ntel e GETTING STARTED 2 4 CONFIGURING THE BIOS By default the EXPLR1 board boots from the ROMable DOS located in flash memory You can change the default behavior by configuring the BIOS for another boot method Installing a hard disk or PC Card allows you to bypass the operating system located in ROMable DOS and boot from the operating system software installed on the hard disk or PC Card The following sections provide step by step i
10. Get Default Values Use this option if you need to reset the BIOS values to the original default values that were present before any other end users made changes Load Previous Values Use this option if you want to load the system with the previous values before this editing session started You do not exit Save Changes Use this option to save the edits you have made during this session You do not exit and you can resume editing 4 10 intel Hardware Reference Physical board characteristics are defined in this chapter with emphasis on the connectors and pin definitions Figure 5 2 shows the physical location of each connector on the board Section 5 1 Jumpers and Connectors pg 5 3 defines each connector s function Figure 5 1 EXPLR1 Embedded PC Evaluation Platform Board Photo 5 1 HARDWARE REFERENCE intel Figure 5 2 EXPLR1 Physical Diagram Connectors and Jumpers 5 2 HARDWARE REFERENCE intel 5 1 JUMPERS AND CONNECTORS Table 5 1 identifies the labels functions and default settings of the EXPLR1 jumpers Table 5 2 identifies the labels of EXPLR1 connectors and lists the section of this chapter where each connector is described Table 5 1 E
11. Make sure the power supply and cable are functioning properly and delivering the correct voltages to the EXPLR1 power supply connector Hardware failure Replace the unit Serial port s not functioning Interrupt conflicts Another module may be using the same interrupts as COM1 and or COM2 Verify that no other card in system is using IRQ3 or IRQA Port hardware failure Replace the unit TROUBLESHOOTING AND ERROR MESSAGES intel A 2 COMMON ERROR MESSAGES This section identifies error and warning messages alphabetized by message text These messages are generated by the BIOS and MS DOS that may be related to your hardware configuration BAD OR MISSING COMMAND INTERPRETER DOS Problem DOS cannot find the Command line interpreter Solution s 1 COMMAND COM is not present at the specified or default directory level of the boot disk Refer to your PC s documentation to make sure this file is correctly installed 2 your system s CONFIG SYS SHELL statement lists the file incorrectly perhaps wrong directory or misspelled Refer to your PC s documentation to make sure this file is correctly structured and installed CMOS CHECKSUM BAD RUN SETUP CMOS Problem An entry in the CMOS RAM is incorrect Solution s Run the BIOS setup program to determine what is wrong and correct it If the error occurs repeatedly check the battery Replace if necessary DISK BOOT FAILURE INS
12. PC Card replaces the IDE drive you cannot use both of them at the same time Also it is important that you remove the IDE cable to the EXPLR1 Failure to do so will hang the system We have verified the operation of the board with a SunDisk SDP5A 5 5MB Flashdisk that was formatted under PCM Card and Socket services from Phoenix Technologies Ltd Contact Phoenix Technologies Ltd for details Register Location This option defines the base location at which the configuration register block in an ATA PC card may be found The default value is 512 Refer to the card manufacturer for the correct configuration register location You can select a value of 256 512 1024 2048 4096 or 8192 Configuration Byte Use this option to set up a value which enables the BIOS to establish a pointer to an ATA PC card configuration register The default value is 2 Once the pointer has been established the BIOS reads the register location to successfully complete an ATA PC card interface Refer to the card manufacturer for the correct configu ration byte value You can select a value of 1 through 6 ROM RAM Disk 0 3 The only ROM RAM options supported at this time are None and PCMCIA intel 4 4 ADVANCED MENU BIOS CONFIGURATION The Advanced menu contains only one option the setting for large disk access mode Main PhoenixBIOS Setup Advanced Copyright 1985 95 Phoenix Technologies Ltd Exit Warning Item
13. Precomp 4 4 WWW 1 4 INDEX Index 3
14. menu is shown below Phoenix BIOS Setup Copyright 1985 1995 Phoenix Technologies Ltd Main Advanced Exit Item Specific Help System Time 16 17 18 System Date 03 02 95 lt Tab gt lt Shift Tab gt or lt Enter gt selects field IDE Adapter 0 Master C 235 Mb IDE Adapter 0 Slave None Video Shadow Disable Boot Sequence C then A Numlock Auto Embedded Features System Memory 640 KB Extended Memory 3072 KB F1 Help N Select Item Change Values F9 Setup Defaults ESC Exit t Select Menu Enter Select B Sub Menu F10 Previous Values Figure 4 1 Main Menu e System Time Svstem Date Select each field and type the date or time Use the Tab key to move from hour to minute to second or month to day to year e IDE Adapter 0 Master Slave The size of an installed hard drive appears here Choose this option to open the IDE Adapter Menu which has options that allow you to enter complete disk drive information See IDE Adapter Menu on page 4 3 e Video Shadow This menu item indicates whether video BIOS shadowing is enabled or disabled Choose this option to open the Memory Shadow menu System shadowing is always disabled Video shadowing can be enabled or disabled The default is disabled 4 2 intel BIOS CONFIGURATION e Boot Sequence The current boot sequence appears here Choosing this option opens the Boot Options menu use the opt
15. party vendor TPV Can customize board supply volume quantities or provide the R300EX memory bus controller 1 1 CONTENT OVERVIEW Chapter 1 About This Manual Chapter 1 provides information on how to order Intel literature and how to make use of Intel s electronic information Worldwide Intel Customer Support Telephone Numbers are also provided Chapter 2 Getting Started This chapter identifies EXPLR1 s key components features and specifications Step by step instructions show you how to configure the jumpers connect the I O peripherals apply power and use the menu driven software to configure the BIOS Chapter 3 Flash Loader This chapter describes Flash Loader installation and operation This flash programming loader utility allows you to download and run your application program and or BIOS from flash memory on an EXPLRI Intel386 EX processor based system The flash loader software is provided by Cyber Quest Inc Chapter 4 BIOS Configuration This section describes the features and options in the BIOS configuration menus Systems are usually pre configured and require little or no additional BIOS modifications Chapter 5 Hardware Reference Physical board characteristics are defined in this chapter with emphasis on the connectors and pin definitions Figure 5 2 shows the physical location of each connector on the board Section 5 1 Jumpers and Connectors pg 5 3 defi
16. the drive settings for your PC Card appear enter the drive settings by hand as described in the next step If Autotyping does not work select User under the Type field Set the parameters according to the type of card you are using These should be the same settings you used to format the PC Card Press Esc When prompted save changes and exit The system automatically reboots from the ATA PC Card To use ROMable DOS with a formatted PC card configure the BIOS for ATA PC Card support and enable ROMable DOS support The ATA PC Card is the C drive and the flash memory becomes the D drive 2 6 ntel e GETTING STARTED 2 5 SETTING UP A HOST COMPUTER This section explains how to set up a host computer for use with EXPLRI To set up the host computer you need to connect a null modem cable and install the EXPLR1 s utilities and data files as described in the next two sections of this chapter You can use a host computer to EM e Load software into EXPLR1 s flash memory e Update the BIOS software Reprogram the bootblock flash e Transfer files from the host computer to a hard disk or PC Card on the EXPLR1 Steps for using the Flash Loader utility are provided in Chapter 3 Flash Loader 2 5 1 Connecting the Cable Your EXPLR1 kit contains an adapter with a 10 pin header connector on one end and a standard 9 pin female D shell connector on the other In order to use a host computer you need a standard null
17. to the DOS echo command in batch files exit e X quit q Performs a shutdown and exits program lt flash command gt Name of a flash command file minus the flc extensions in Section 3 3 1 Using Flash Command Files FLC pg 3 4 help h Display command option help init i port baud x Initializes link between host and target map m Display flash address mapping defined by board option noboot nb Clears boot program flag options opt Display current options program pr file format x Programs specified file into flash memory using current addr x name x options group x version x reinittbls rt board system x Reinitialize flash tables setboot sb name Set boot program shutdown sh Updates flash information tables from RAM to the flash closes communication link between target and host User must shutdown to save changes term vt port vtbaud x Emulate terminal VT to the EXPLR1 COM port update up Immediately flushes changed tables to flash memory wait w x Pause processing of commands for x seconds Continue if an error occurs Also inhibits any possible confir mation questions NOTE This table contains additional descriptive information not included in the screen display FLASH LOADER intel 3 3 3 Flash Loader Options Summary Table 3 3 lists command line options Square brackets enclose options which can be specified with the command Table 3 4 defines possible values To view the current options ente
18. use the dir command 3 9 FLASH LOADER intel 3 4 4 Programming the Boot Block Using Flash Loader You can use Flash Loader to program the flash device s boot block area This area contains the Flash Loader s monitor program Your program modifications will alter or replace the existing program Once you reprogram the boot block the Flash Loader host program will no longer operate Overwriting the device s boot block area is not recommended WARNING Any interruption of the boot block programming will corrupt the Cyber Quest Flash Loader utility This may require factory repair 1 Make sure the power is OFF then place a jumper on pins 1 2 of JP5 This allows you to write to or program the boot block flash You can program all other areas of the flash device without disabling the boot block write protection see Loading a Program to Execute at System Start up on page 3 7 2 To program the file into the flash device set the memory option to boot memory boot before you execute the program command Included in the software package is an example flash command file that demonstrates how to load a boot block program using Flash Loader INTEL EXPLRI FLASH PRTARGI FLC 3 4 5 Sample Session This section shows an example of loading and running a program from boot block flash First 1 Place a jumper on JP10 Make sure the null modem cable is connected correctly Power up the EXPLR 1 and the host computer gt D P
19. 386 EX Embedded Microprocessor datasheet 272420 004 Intel386 SX Microprocessor Programmer s Reference Manual 240331 Intel386 SX Microprocessor Hardware Reference Manual 240332 Intel Development Tools handbook 272520 AP 727 EXPLR1 Embedded PC Evaluation Platform Application Note 272777 Third party Documents Cirrus Logic CL GD624x Application Book 366245 001 1 3 ABOUT THIS MANUAL 1 2 3 Electronic Information intel Up to date product and technical information is available electronically from these sources Intel s World Wide Web WWW Location http Awww intel com FaxBack Service US and Canada 800 525 3019 Europe 44 1793 432509 worldwide 1 503 264 6835 Application Bulletin Board Service up to 19 2 Kbaud line worldwide 1 503 264 7999 Europe 44 1793 432955 1 2 4 Intel Customer Support Contacts Table 1 3 Intel Customer Support Telephone Numbers Customer Support US and Canada 800 628 8686 Country Literature Technical Support Australia Contact local distributor 008 257 307 National 61 2 975 3300 Sydney 61 3 810 2141 Belgium Netherlands Luxembourg 010 4071 111 010 4071 111 Canada 800 468 8118 Contact local distributor Finland 358 0 544 644 358 0 544 644 France 33 1 30 57 70 00 33 1 30 57 72 22 Germany 49 89 90992 257 Hardware 49 89 903 8529 Software 49 89 903 2025 Israel 972 3 4980
20. 5 inches Height with SIMM and mounting standoffs less than 2 inches intel A Troubleshooting and Error Messages intel APPENDIX A TROUBLESHOOTING AND ERROR MESSAGES Section A 1 Troubleshooting identifies symptoms which do not generate an error message Section A 2 Common Error Messages identifies EXPLRI specific error messages generated from DOS BIOS and CMOS If these basic solutions do not fix the problem contact your Intel technical resources Refer to Section 1 2 4 Intel Customer Support Contacts pg 1 4 for assistance A 1 TROUBLESHOOTING Table A 1 Troubleshooting Guide Symptoms Possible cause s Solution EXPLR1 seems to boot OK power ON hard disk accessed but no video display Video adapter not fully seated correctly Remove and reinsert the video adapter Make sure the edge connector is installed Monitor or cable problem Check for bent or broken cable pins Make sure the cable is fully seated in the video adapter If necessary try the monitor on another system to verify that the monitor is OK Video adapter failure Replace the unit No communication between EXPLR1 and expansion interface connector Check the electrical connections make sure the board is fully seated in the edge EXPLR1 does not power up Power on self test not running The system is not getting power Verify that EXPLR1 is receiving 5V
21. 80 972 3 548 3232 Italy 39 02 89200950 39 02 89200950 Japan Contact local distributor 0120 1 80387 Sweden 46 8 7340100 46 8 7340100 United States 800 548 4725 800 628 8686 intel ABOUT THIS MANUAL 1 3 NOTATION CONVENTIONS The following notation conventions are consistent with other Intel386 EX processor documen tation and generic industry standards italics bold sans serif typewriter font UPPERCASE bold serif Number designations for hex decimal binary Units of Measure NOTE Units listed are frequently used other units and symbols are used as necessary Pound symbol appended to a signal name indicates signal is active low Italics identify variables e g filename and indicates new terminology The context in which italics are used distinguishes between the two meanings In text identifies commands instructions Not used in code examples This proportional font is used for code examples All characters are equal width this is useful for maintaining accurate character spacing e g the letter i is the same width as the letter m In text signal names are shown in uppercase When several signals share a common name each signal is represented by the signal name followed by a number the group is represented by the signal name followed by a variable n For example interrupt request signals are named IRQ3 IRQ4 and collectively called IRQn In cod
22. ERT SYSTEM DISK AND PRESS ENTER BIOS Problem Boot disk not found DOS looks for a logical drive and boots from it If your hard disk is not partitioned into logical drive s Hard disks are physical drives partitions are logical drives Solution s If your BIOS setup screen has all disks disabled or if your hard disk is disabled run the BIOS setup program and verify that all disk parameters are correct If a hard disk is present verify that it is properly partitioned and formatted as a system disk and one partition is set active FAILURE FIXED DISK 0 BIOS Problem The IDE disk controller for drive C does not initialize Solution s Ensure that the 5V power to the controller and hard disk are good and if used the ribbon cable to the hard disk is fully seated If you are not using an IDE drive enter the BIOS setup program Enter the Fixed disk menu Change the drive type to match the device being used intel TROUBLESHOOTING AND ERROR MESSAGES GENERAL FAILURE READING DRIVE DOS Problem Almost always indicates the presence of an unformatted hard disk partition or diskette Solution s Format the partition or diskette Use the utilities supplied with your operating system INVALID DRIVE SPECIFICATION DOS Problem You are attempting to access a logical drive e g C D that is not known to the operating system Solution s Select a different logical drive If you are attempting to access a hard disk y
23. EXPLR1 Embedded PC Evaluation Platform Board Manual June 1996 Order Number 272775 002 KEEPING YOU ONE DESIGN AHEAD intel EXPLRI Embedded PC Evaluation Platform Board Manual 272775 002 June 1996 Information in this document is provided in connection with Intel products No license express or implied by estoppel or oth erwise to any intellectual property rights is granted by this document Except as provided in Intel s Terms and Conditions of Sale for such products Intel assumes no liability whatsoever and Intel disclaims any express or implied warranty relating to sale and or use of Intel products including liability or warranties relating to fitness for a particular purpose merchantability or infringement of any patent copyright or other intellectual property right Intel products are not intended for use in medical life saving or life sustaining applications Intel retains the right to make changes to specifications and product descriptions at any time without notice The EXPLR1 Embedded PC Evaluation Platform Board Manual may contain design defects orerrors known as errata Current characterized errata are available on request Contact your local Intel sales office or your distributor to obtain the latest specifications and betore placing your product order Third party brands and names are the property of their respective owners Copies of documents which have an ordering number and are referenced in t
24. ING THE FLASH UTILITIES The steps in this section assume that you have followed the instructions in Chapter 2 Getting Started To run the flash utilities 1 With the power to the EXPLRI off Connect the null modem cable to the host computer and to the EXPLR1 board Steps for making this connection appear in Connecting the Cable on page 2 7 2 Install a jumper on JP10 of the EXPLRI 3 1 FLASH LOADER intel Power up the EXPLRI the flash target program waits for commands from the PC host system At the DOS prompt of the host computer change to the flash directory Enter CD FLASH Start the flash utility FLASHLDR At the FLASH CMD prompt define the PORT command with the number of the host computer s serial port that is connected to the EXPLR1 Enter port com2 Set up your host computer s monitor as a virtual terminal Enter term When the target flash program is waiting for commands from the host program the letter A is transmitted every 1 2 second Confirm that your monitor is currently displaying uppercase A s 8 1 Press Esc to exit terminal emulator mode and return to the flash utility prompt 8 2 To return to the DOS prompt enter exit You may now proceed to load a program Before you attempt to load a program you may want to review the list of possible commands provided in the next section After you ve read over the list of commands and options Loading a Program on page 3 7 provid
25. IOS configuration is stored in the EXPLR1 s nonvolatile CMOS RAM BIOS uses these settings to initialize the EXPLR1 hardware 4 1 ACCESSING THE BIOS CONFIGURATION MENUS To configure the BIOS you must press F2 almost immediately after a system reset The prompt press F2 to enter the BIOS setup appears during power up You can also hold the Alt key after a system reset to display a menu which allows you to specify whether to boot from flash or the hard disk drive NOTE The prompt press F2 to enter the BIOS setup can be suppressed in the BIOS setup However the F2 function is not affected Pressing F2 enters the BIOS setup screens whether or not the prompt is suppressed 4 2 MENU NAVIGATION In this document the windows are presented chronologically corresponding to the order each menu appears To navigate the BIOS Setup windows e Use the up and down arrow keys to move among the fields Use the right and left arrow keys to move between the Main Advanced and Exit menus These menus appear in the menu bar at the top of each screen 4 1 BIOS CONFIGURATION intel e Selecting a menu option with a triangular pointer opens another menu e To rotate through the field options position the cursor at the desired field then use the numeric keypad s and keys to view the available choices e On screen help information appears in the box on the right side of each screen 4 3 MAIN BIOS SETUP MENU The BIOS Setup Main
26. LOG GND oh 7 ANALOG GND N il 8 ANALOG GND 9 n c 10 GND 11 n c 5 nr 12 n c 13 H SYNC y 14 V SYNC 15 n c 5 7 HARDWARE REFERENCE 5 7 IDE HARD DISK DRIVE CONNECTOR JP11 IN tel Table 5 8 shows the IDE hard disk drive controller connector and defines the pins and functions Table 5 8 IDE Hard Disk Driver Controller Connector JP11 Pinout IDE HDD pinout JP11 22x2 0 079 2 0 mm pitch header Top of Board ojlojjloljjojlojlollojlojlojlojlojlojlo Q LO LO LQ LO LO LO LO LO LO LQ LO Le al E Pin 1 o Bracket Pin Function Pin Function 1 RESET 2 GND 3 D7 4 D8 5 D6 6 D9 7 D5 8 D10 9 D4 10 D11 11 D3 12 D12 13 D2 14 D13 15 D1 16 D14 17 DO 18 D15 19 GND 20 key 21 n c 22 GND 23 IOW 24 GND 25 IOR 26 GND 27 IOCHRDY 28 n c 29 n c 30 GND 31 IRQ 32 10CS16 33 Al 34 PDIAG 35 AO 36 A2 37 HCSO 38 HCS1 39 DASP 40 GND 5 8 intel HARDWARE REFERENCE 5 8 KEYBOARD CONNECTOR J5 The keyboard connector is a 6 pin DIN Table 5 9 shows a physical diagram with pin and signal definitions Table 5 9 Keyboard Connector J5 Pinout Pin Signal Pin Signal Physical Diagram 1 Data 4 5V 2 not used 5 Clock 6 3 Ground 6 not used
27. RI If you plan to use an ATA PC Card configure the IDE adapter to use the same parameters that were used when the ATA PC Card was formatted You must also disconnect the IDE cable to the EXPLRI For more information about using ATA PC Cards with the EXPLRI see Enabling an ATA PC Card on page 2 6 Once you have completed the Setup for the IDE Master you can choose the IDE Adapter 0 Slave menu to configure a second drive 4 4 intel BIOS CONFIGURATION 4 3 2 Boot Options Menu PhoenixBIOS Setup Copyright 1985 95 Phoenix Technologies Ltd Boot Options Item Specific Help Boot Sequence C then A SETUP Prompt Enabled Enabled Enabled Floppy Check l POST Errors Enabled l l Summarv Screen Fl Help N Select Item Change Values F9 Setup Defaults ESC Exit lt gt Select Menu Enter Select Sub Menu F10 Previous Values Figure 4 3 Boot Options Menu e Boot Sequence Use this option to set the system s boot sequence You can boot from C only to speed the boot process NOTE About Drive Letter Assignment If an IDE drive is specified in the BIOS Setup it becomes the C drive Next the BIOS scans for BIOS extensions at predefined offsets within the memory range C8000h to DFFFFh This continues until the entire range is scanned or until a maximum of two physical drives is detected An ATA PC Card also becomes the C drive since it replaces the IDE
28. SS GND 73 IOCS16 l 74 MEMCS16 l 75 VSS GND 76 AS O 77 DS O 78 79 5V PWR 80 5V PWR HARDWARE REFERENCE intel 5 12 ELECTRICAL AND PHYSICAL SPECIFICATIONS Table 5 13 defines EXPLR1 s environmental electrical and physical specifications The specifi cations assume the board contains no internal disk drives Table 5 13 EXPLR1 Specifications Characteristic Value Environmental 0 C 60 C at point of entry of forced air derated 2 C per 1000 ft 300 m operating over 10 000 ft 3 000m Temperature 2 C per min max excursion gradient storage 40 85 C 5 C per min max excursion gradient Cooling For 10 C rise airflow of 2 liters per second against 0 014mm H20 backpressure operatin 5 95 noncondensin Humidity p E S E 2 storage 5 95 noncondensing operating O 10 000 ft 3000 m Altitude storage 0 40 000 ft 12 000 m operatin 0 015 inch 0 38 mm P P displacement with 2 5 g peak max so H 9 acceleration over 5 2000 Hz Vibration A E stati i 0 030 inch 0 76 mm P P displacement with 5 0 g peak max 9 acceleration over 5 2000 Hz Shock operating 30 g 11 ms duration half sine shock pulse storage 50 g 11 ms duration half sine shock pulse Electrical measured with 1 Mbyte SIMM no keyboard no disk drive no PCMCIA card 5 V 1 3 A max 1 A typical Current 12 V 40 mA max 12 V not used Physical approximate Length 5 5 inches Dimensions Width 5
29. Specific Help Setting items on this menu to incorrect values may Cause your system to malfunction Large Disk Access Mode DOS F9 Setup Defaults r10 Previous Values Select Item tl lt Select Menu Change Values Enter Select Sub Menu Fl ESC Help Exit Figure 4 6 Advanced Menu e Large Disk Access Mode If you are using a drive larger than 528 Mbytes set this to DOS if you are running DOS or set this to Other if using a different operating system BIOS CONFIGURATION intel 4 5 EXIT MENU c se the options in this menu to save and exit or abandon vour changes and exit to the svstem PhoenixBIOS Setup Copyright 1985 95 Phoenix Technologies Ltd Main Advanced Exit Item Specific Help Save changes and Exit Exit without Saving Changes Get Default Values Load Previous Values Save changes Fl Help N Select Item Change Values F9 Setup Defaults ESC Exit lt Select Menu Enter Selec Sub Menu F10 Previous Values Figure 4 7 Exit Menu Save Changes and Exit Use this option if you want to save the values you have just entered and exit in order to load the operating system The new values are saved and you exit and reboot Exit Without Saving Changes Use this option if you want to discard the changes you just made and revert to the BIOS as it was before you started The system boots with the old values
30. XPLR1 Jumper Definitions and Settings Jumpers Label on Board Function Factory default Setting JP1 MFG TST Manufacturing Test No Jumper DO NOT USE JP2 COM2 Serial Port 2 standard JP3 COM1 Serial Port 1 three wire JP4 SPKR PCMCIA Speaker no jumper pins installed JP5 PRGMBB Program Protect Boot Block Jumper on pins 2 3 Protect Mode JP6 OFF 1 4M DRAM Size OFF initially contains 1Mbyte SIMM ON 2 8 16M JP7 none Panel Select no jumper JP8 SPKR Speaker no jumper JP9 POST Post Loop Test no jumper JP10 FORCE UPDATE Force Update No Jumper JP11 IDE IDE Connector NOTE These definitions are correct for board revision 60 0194 02 Table 5 2 EXPLR1 Connector Definitions Connector Label on Board Where Defined Ji Section 5 3 Power Supply Connector J1 pg 5 5 JP2 JP3 COM2 COM1 Section 5 4 Serial Ports COM1 JP3 and COM2 JP2 pg 5 5 H1 Section 5 5 Digital I O Connector H1 pg 5 6 J4 Section 5 6 VGA Connector J4 and Pinout pg 5 7 JP11 IDE Section 5 7 IDE Hard Disk Drive Connector JP11 pg 5 8 J5 KYBD Section 5 8 Keyboard Connector J5 pg 5 9 J3 MOUSE Section 5 9 Mouse Connector J3 pg 5 9 CN1 FLAT PNL Section 5 10 Flat Panel Header CN1 pg 5 10 H2 Section 5 11 Synchronous Expansion Bus H2 Connection pg 5 11 SU1 SIMM Connector This is a standard single sided SIMM connector No further definition
31. able vtbaud baud rate 9600 Set terminal emulator comm baud rate viport port Set terminal emulator comm port Command separator on single line l Denotes a comment 3 6 intel FLASH LOADER Table 3 4 Definition of Possible Values Term Definition file Valid DOS path with file name dir Valid DOS directory path name Symbolic name associated with programmed files port Serial port name comT com2 board Valid board names are 386ex EXPLR1 and i386ex EXPLR1 dos str A string of ANSI characters b o Hex address in the form of base offset 8000 0 phys Hex address in physical linear address form 80000 baud rate A valid baud rate 300 1200 2400 4800 9600 19200 38400 57600 115200 3 4 LOADING A PROGRAM The file to be programmed into flash memory must be either an Intel HEX file HEX by default or a binary memory image file BIN by default Once a file is loaded using the program command you can set this file to be executed at system reset instead of the Flash Loader program This is done using the setboot command If the programmed file does not contain starting address information enter the vector option before you enter the setboot command This step is required when using binary files If the vector command is not used verify that the start address set will work for your application To do this type DIR at the FLASH CMD prompt This command displays the av
32. ables the use of the keypad numbers The default is to automatically engage the Numlock key at boot up e Key Click Use this option to enable or disable the key click feature on the keyboard If enabled and a speaker is attached to the speaker header JP8 the speaker produces an audible click each time a key is pressed e Keyboard Auto repeat Rate Use this option to set the auto repeat rate if holding a key down on the keyboard The rates are from 2 30 per second e Keyboard Auto repeat Delay Use this option to set the delay between when a key is pressed and when the auto repeat feature begins Options are 1 4 1 2 3 4 and one second intel BIOS CONFIGURATION 4 3 4 Embedded Features Menu The Embedded Features menu allows you to configure ROMable DOS ROM RAM disk and PCM ATA capabilities PhoenixBIOS Setup Copyright 1985 95 Phoenix Technologies Ltd Embedded Features Item Specific Help ROM DOS Support Enabled PCM ATA Enabled Enabled Register Location 512 bytes Configuration Byte 2 ROM RAM Disk 0 None ROM RAM Disk 1 None ROM RAM Disk 2 None ROM RAM Disk 3 None Fl Help N Select Item Change Values F9 Setup Defaults ESC Exit lt gt Select Menu Enter Select Sub Menu F10 Previous Values Figure 4 5 Embedded Features Menu e ROM DOS Support Use this option to enable or disable ROMable DOS Note that ROMable DOS and ROM RAM disk can
33. ailable memory address ranges 3 4 1 Loading a Program to Execute at System Start up The following example shows how to load a program to flash memory so that it runs at system start up CAUTION Flash memory is pre programmed with BIOS and DOS files Be careful when programming flash to use the DIR command to determine the memory address ranges which contain BIOS and DOS Do not overwrite these locations otherwise it may be necessary to re program the BIOS and or DOS 1 Power OFF the EXPLRI and host PC 2 Connect a null modem cable between a host PC COM port and EXPLR1 s COM port 3 7 FLASH LOADER intel 3 Install the jumper at JP10 NOTE Once this jumper is installed EXPLR1 waits for input from the host computer All Flash Loader commands and options discussed in this chapter are entered on the host computer 4 Power ON EXPLRI and the host PC 5 At the host computers DOS prompt change to the flash directory Enter CD FLASH 6 Start the flash utility Enter FLASHLDR 7 At the FLASH CMD prompt on the host computer enter the following commands in the sequence listed port com1 Enter the serial port COM1 COM2 on the host computer that you attached the null modem cable to init Target should be on line Invalid tables are OK on initial execution of Flash Loader system name Select appropriate name for system file filename Specify the full path name if the hex file or the binary memory image file to be progra
34. commands to change or replace the programs stored in flash memory EN 3 4 3 Updating the BIOS PhoenixBIOS comes preloaded on vour EXPLRI board Xou can load a different BIOS onto the EXPLRI board but the process is not recommended e If you plan to use Interlink and Interserver after booting from ROMable DOS you must first update the BIOS This is described in Chapter 2 Using Interlnk Intersvr from ROMable DOS e To load your own BIOS you must already have your own BIOS files The README TXT file included with your kit in the FLASH directory gives instructions for loading your own BIOS program onto the board e To reload the PhoenixBIOS you must first contact Phoenix Technologies Inc to obtain the necessary files Then follow the instructions given in the README TXT file WARNING Before following the procedure given in the README TXT file you must obtain the PICOBIOS BIN file from Phoenix Technologies Inc If you do not have this file before starting the procedure you will delete the BIOS If you accidently overwrite the BIOS there is an emergency recovery option You can use this option only if you haven t overwritten the boot block area The FLASH directory contains a Flash Loader command file called PRDEV FLC Run this file to reprogram the entire flash image with the default BIOS and drivers If you are forced to use this option you will no longer be able to see the memory location of each program image file when you
35. current copy of program The allows the flc to continue if hello is not found without a the flc will exit due to error program hello hex group test ver 2 2 Program into flash setboot Set hello as boot program update Update flash tables now Without this command the flash tables will be updated on exit dir Displav flash directorv You can now enter the newly created command as you would enter standard Flash Loader commands The symbol indicates comments all text preceded by is ignored in command files and on the flash command line Use this method to document your command or log file 3 4 intel FLASH LOADER 3 3 2 Flash Loader Command Summary Table 3 2 lists the flash loader commands Italicized text denotes terms listed in Table 3 1 Text in square brackets denote optional parameters Table 3 2 Flash Loader Commands Command Abbrev Options Description abort a Abort program tables not updated boot b name Immediately boot start a program boot flag not updated as in the setboot command checkhex chk file format x Display record address in hex files addr x debug Enable debug commands delete del name Delete program from flash dir d Display directory of programmed files dos dos DOS command Shell to DOS or execute command entered echo echo str Displays user messages in command files Similar
36. drive e Setup Prompt Use this option to enable or disable the message Press F2 to enter Setup Even if the message is disabled you can still press F2 to enter BIOS Setup The default is to enable this prompt POST Errors Use this option to stop during the boot if the system encounters error messages Otherwise the system will continue to attempt to boot despite any startup error messages that display The default is to enable this option e Floppy Check The EXPLRI has no floppy drive circuitry To save time you can disable this option The default setting enables this option 4 5 BIOS CONFIGURATION intel Summary Screen Use this option to enable or disable a summary screen of the system configuration which appears before the operating system starts to load To save time you can disable the summary screen The default is to enable the summary screen display 4 3 3 Keyboard Features Menu PhoenixBIOS Setup Copyright 1985 95 Phoenix Technologies Ltd Keyboard Features Item Specific Help Numlock Auto Key Click Disabled Keyboard auto repeat rate 30 sec Keyboard auto repeat delay 1 2 sec Fi Help N Select Item Change Values ESC Exit lt Select Menu Enter Select Sub Menu F9 Setup Defaults F10 Previous Values Figure 4 4 Keyboard Features Menu Numlock Use this option to enable or disable the Numlock feature of the keyboard This en
37. e examples signal names are shown in the case required by the software development tool in use In text PLD signal names are in bold lowercase letters e g h_off h_on In code examples typewriter font is used Hexadecimal numbers are represented by a string of hex digits followed by the letter H A zero prefix is added to numbers that begin with A through F FF is shown as OF FH In examples of actual code Ox is used Decimal and binary numbers are represented by their customary notations 255 is a decimal number and 1111 1111 is a binary number In some cases the letter B is added for clarity A amps amperes Kbit Kbyte kilobits kilobytes KHz MHz kilohertz megahertz KQ kilo ohms mA milliamps milliamperes Mbit Mbyte megabits megabytes ms milliseconds ns nanoseconds us microseconds uF microfarads V volts W watts 1 5 intel Getting Started CHAPTER 2 GETTING STARTED This chapter identifies EXPLR1 s key components features and specifications Step by step instructions show you how to configure the jumpers connect the I O peripherals apply power and use the menu driven software to configure the BIOS 2 1 EXPLR1 OVERVIEW EXPLRI is a versatile easy to use development platform built around the Intel386 EX embedded microprocessor The processor s performance and flexibility eliminates the need for a chip set and minimizes the need for external logic EXPLR1 takes advantage of the process
38. e file FLASHLDR FLC is in the current directory or the directory from which FLASHLDR EXE was loaded commands and options in the file are executed This file usually contains configuration options such as port number baud rate etc Parameters passed on the command line are executed If an exit command is not present in any of the above an interactive command session is started 3 3 FLASH LOADER intel 3 3 1 Using Flash Command Files FLC Flash command files are similar to DOS batch files From the flash command line you can enter a single command to execute one or more commands Flash command files are identified by a Te file extension When a command is entered from the flash loader prompt and the command is not one of the pre defined flash commands the flash loader program searches multiple directories in the following order for a flc file e Current directory e Directories specified by the cmdpath option e g cemdpath cmd bin c flash e Directory from which FLASHLDR EXE was loaded If the file is found the program executes all commands in the file Additionally a full or partial path to a flash command file may be entered e g c cmd myboard flc The flc extension is optional Command files may invoke other command files Following is an example Table 3 1 Example Command File PRHELLO FLC Example cmd file to program hello program echo Program hello program delete hello Delete
39. ennen nnnnnen nennen ernennen nn ennnnner nennen ran 4 6 4 3 4 Embedded Features Menu raret 4 7 4 4 ADVANCED 1 1 N TERRRRRRRIESRIESGIEPEIBEE FEIPEHFITEEFEREEFEREFEEFIPEHEIPEFFEBEFFEELFEREFLELEFFEUETFEFREFERFESRSEEERERER 4 9 4 5 EXIT MENU nn ae a a f 4 10 CHAPTER 5 HARDWARE REFERENCE 5 1 JUMPERS AND CONNECTOR S coooccccononcnconnconnncnnnnnnn near 5 3 5 2 FLAT PANEL DISPLAY JUMPER SETTINGS enennenennnrnenn nara nn tn 5 4 5 3 POWER SUPPLY CONNECTOR UI 5 5 5 4 SERIAL PORTS COM1 JP3 AND COM2 JP2 nn 5 5 5 5 DIGITAL VO CONNECTOR II 5 6 5 6 VGA CONNECTOR J4 AND DINOUT nenn nn nnnnnnnnnnen san 5 7 5 7 IDE HARD DISK DRIVE CONNECTOR Up 5 8 5 8 KEYBOARD CONNECTOR Ui 5 9 5 9 MOUSE CONNECTOR J3 L 5 9 5 10 FLAT PANEL HEADER CN 5 10 5 11 SYNCHRONOUS EXPANSION BUS H2 CONNECTION 5 11 5 12 ELECTRICAL AND PHYSICAL SPECIFICATIONS Lee enenn nanna 5 12 APPENDIX A TROUBLESHOOTING AND ERROR MESSAGES A 1 TROUBLESHOOTING common ot ido A 1 A 2 COMMON ERROR MESSAGES era A 2 INDEX intel CONTENTS FIGURES Figure Page 1 1 EXPLR1 Embedded PC Evaluation Platform Board nennen ernennen nenn 1 1 2 1 EXPLR1 Connectors and Jumpers 2 2 3 1 Flash Memory Map iii i eiserne 3 14 4 1 Main EE 4 2 4 2 IDE Adapter Meninas nn 4 3 4 3 Boot Options MON si i i e va e i 4 5 4 4 Keyboard Features Menu coran recon nn cnn 4 6 4 5 Embedded Features Menu
40. er 4 4 Interlnk 2 8 intersvr 2 9 J J1 Power supply connector 5 5 J2 VGA connector 5 7 J3 mouse connector 5 9 J4 VGA Connector 5 7 J5 Keyboard connector 5 9 JP11 hard disk drive connector 5 8 JP2 COM2 5 5 JP3 COMI 5 5 Jumpers defined 5 3 K Key click 4 6 Keyboard auto repeat delay 4 6 Keyboard auto repeat rate 4 6 Keyboard connector 5 9 L Large Disk Access Mode 4 9 LBA Mode Control 4 4 Load Previous Values 4 10 Mouse connector 5 9 N Notational conventions 1 5 Null modem cable 2 7 Numlock 4 3 4 6 P PARITV A 3 PCM ATA Enabled 4 7 Phoenix BIOS l 2 Physical specifications 5 12 PLD equations 1 1 POST Errors 4 5 Power supply connector 5 5 PRDEV FLC 3 9 R Real mode 3 14 Register Location 4 8 ROM DOS Support 4 7 ROM RAM Disk 0 3 4 8 ROMable DOS 2 5 S Sample programs 2 7 Save Changes 4 10 Save Changes and Exit 4 10 Schematics 1 1 Sectors Track 4 4 Serial Ports 5 5 Setting up a host computer 2 7 Setting up the board 2 3 Setup Prompt 4 5 Setup prompt 4 5 Setup screen 4 2 Software utilities 2 7 Specifications electrical and physical 5 12 Summary screen 4 6 Synchronous expansion bus connection 5 11 System Date 4 2 System Memory 4 3 System Time 4 2 TOD clock A 4 Troubleshooting A 1 Type 4 4 U Utilities 2 7 V VGA BIOS 2 8 connector 5 7 connector and pinout 5 7 Video Shadow 4 2 W Write
41. es step by step instruc tions for loading program files into flash memory Sample Session on page 3 10 is an gives an example of loading and running a program using Flash Loader 3 2 intel FLASH LOADER 3 3 ENTERING COMMANDS AND OPTIONS The flash programming utility accepts commands or options in the following ways e Manually entered from the Flash Loader prompt Enter any command or option e g FLASH CMD file filename Automated from flash command files see next paragraph Passed on the flash programming utility invocation line This includes commands programmed into a flash command file CAFLASH gt FLASHLDR init dir Using the standard DOS redirection of input to execute all commands specified in a file Additional commands cannot be entered from the keyboard i e filename should contain an exit or abort command This method is of limited use since the introduction of flash command files CAFLASH gt FLASHLDR filename Using a pre defined DOS environment variable flashopt Due to the way DOS processes the set command in commands that use the equal sign substitute a plus sign in place of the equal sign This method is of limited use since the introduction of the FLASHLDR FLC flash command file CAFLASH set flashopt port com2 baud 38400 When Flash Loader starts commands and options are processed in the following order e Those specified in the environment variable flashopt are executed first If th
42. ext editor add the following line to the CONFIG SYS file on the hard drive which will be connected to the EXPLR 1 device c dos interInk exe where c dos is the path to the DOS directory containing the interlnk exe file 2 Reboot the host computer 2 8 ntel e GETTING STARTED 3 Make sure the null modem cable is connected as described in Section 2 5 1 Connecting the Cable pg 2 7 4 At the DOS prompt on the host computer enter intersvr 5 At the DOS prompt on the EXPLRI system enter interInk 6 The host computer displays a list of available host drives You can copy files to and from these drives just as if they were directly connected to the EXPLRI board The display also indicates the drive letters to use to access those drives 7 To exit intersvr press Alt F4 on the host computer 2 5 3 2 Using InterInk Intersvr from ROMable DOS This section explains how to set up the EXPLR1 board for Interlnk when booting from the ROMable DOS located in the bootblock flash on the EXPLRI The EXPLRI board is shipped with Embedded DOS and a default C drive D if IDE or PCM ATA is enabled ROM disk in the flash This default image DRIVEC BIN on the diskette does not have the Interlnk driver loaded it is commented out in CONFIG SYS IDRIVEC BIN in the same directory is identical to DRIVEC BIN except that the Interlnk driver is loaded To use interlnk intersvr replace DRIVEC BIN in the flash with IDRIVEC BIN The simplest way t
43. h memory becomes the D drive 6 Press Esc to return to the Main menu Press Esc again to exit When prompted save changes and exit The system reboots from the hard disk 2 5 GETTING STARTED ntel e 2 4 2 Enabling an ATA PC Card The steps in this section tell you how to enable the EXPLR1 s PC Card slot for use with ATA PC Cards Xou cannot use an IDE hard disk and an ATA PC Card at the same time l 2 12 13 14 15 16 Power up the board Press F2 to enter BIOS Setup If the BIOS Setup screen does not appear push Reset then F2 again Highlight Embedded Features and press Enter e Highlight PCM ATA and press the spacebar until Enabled appears e Make sure that all ROM RAM disk options are set to None Press Esc to return to the Main menu Highlight IDE Adapter O Master and press Enter Press the spacebar until None appears Press Esc to return to the Main menu Press Esc again When prompted save changes and exit Power down the EXPLRI Insert the pre formatted bootable ATA PC Card into the PCMCIA socket If you have an IDE hard drive already installed you must disconnect it Remove the IDE cable from the EXPLRI Power up the board Press F2 to enter BIOS Setup If the BIOS Setup screen does not appear push Reset then F2 again Highlight IDE Adapter O Master and press Enter to configure the PC Card If the correct PC Card type and size appear go to step 16 If you don t see
44. his document or other Intel literature may be obtained from Intel Corporation Literature Sales P O Box 7641 Mt Prospect IL 60056 7641 or call 1 800 548 4725 O INTEL CORPORATION June 1996 intel CONTENTS CHAPTER 1 ABOUT THIS MANUAL 1 1 CONTENT OVERVIEW wi ii pi id es 1 2 1 2 RELATED INFORMATION 1 3 1 2 1 Third Party Vendor Contact Information nennen nn en ernennen conan nenn 1 3 1 2 2 Intel Documentation isis e G b estan pares 1 3 1 2 3 Electronic Information m a Ri rel siete 1 4 1 2 4 Intel Customer Support Contacts nenn nennen nennen nun nr ernennen 1 4 1 3 NOTATION CONVENTIONS nennen nennnnennnnnn nennen nn nennen rennen nn 1 5 CHAPTER 2 GETTING STARTED 2 1 EXPLRT OVERVIEW meet else 2 1 2 2 BEFORE YOU BEGIN isisisi die aan 2 2 2 3 SETTING UP THE EXPLR1 EVALUATION BOARD ernennen 2 3 2 4 CONFIGURING THE BIOS icc io cc cccees succes es eb 2 5 2 4 1 Booting From the IDE Hard Disk Drive arenas 2 5 2 4 2 Enabling an ATA PC Card LL nn nanna eta erre 2 6 2 5 SETTING UP A HOST COMPUTER A 2 7 2 5 1 Connecting the Cable scott 2 7 2 5 2 Installing the Software Utilities and Data Files seen nn 2 7 2 5 3 Downloading Files from a Host Computer nennen nennen nenn nn ann 2 8 2 5 3 1 Using Interlnk Intersvr from DOS on a Hard Drive LL nennen 2 8 2 5 3 2 Using Interlnk Intersvr from ROMable DOS nennen nennen nennen 2 9 CHAPTER 3 FLASH LOADER
45. ication program and or BIOS from flash memory on an EXPLR 1 Intel386 EX processor based system The flash loader software is provided by Cyber Quest Inc 3 1 OVERVIEW The flash programming utility contains two sections e Host software FLASHLDR EXE which executes on a standard PC This software must be installed on the host computer before you attempt to update or program flash memory on the EXPLR1 See Installing the Software Utilities and Data Files on page 2 7 for instal lation instructions e Target software TARGETI which is stored in EXPLRI s 16 Kbyte boot block flash When you power up the EXPLRI jumper JP10 determines the action taken e When JPIO is installed the EXPLR1 will not boot Instead it executes TARGETI this program establishes a connection to a host computer through the serial port After making this connection EXPLR1 waits for commands from the host computer Instructions in the next section tell you how to use Flash Loader to program flash memory on the EXPLR1 e When JPIO is removed TARGETI vectors to a memory location set by the setboot command containing a boot program this program then executes If there is no boot program stored in memory at the correct location TARGET 1 terminates the boot sequence and waits for commands from the host just as if JP10 is installed While waiting for commands from the host the target program sends repeated A characters to the serial port 3 2 START
46. ilizes a single RAS signal The memory addressable flash boot device resides in the last 512 KB of physical address space at addresses 3F80000H through 3FFFFFFH At power up or after you press the Reset switch the processor jumps to a reset vector at address O3FFFFFOH within the boot block See Figure 3 1 Code at this address causes the processor to perform a near jump to code within the 16 Kbyte boot block this code performs a rudimentary hardware initialization and a checksum test of the system and video BIOS areas and the ROM BIOS extension area The processor also checks for the presence of the force update jumper at JP 10 If the processor detects a failed checksum or a forced update jumper setting code in the boot block causes it to begin the flash recovery process described in Overview on page 3 1 If the processor finds no checksum test failure or forced update jumper setting the boot block code causes a jump to a reset vector in the system BIOS After jumping through the reset vector the processor initiates the POST sequence FLA SH LOADER intel FFFFFFH Boot Block Parm Block 3FE0000 FDFFFF avail 3FC0000 FBFFFFI BIOS VGA BIOS 3FA0000 3F9FFFFI ROM DOS 3F90000 or SEB 3F8FFFFI avail 3F80000 see note 1 SEB OFFFFFFH SEB max DRAM DRAM 0100000H OOFFFFF BIOS VGA BIOS 00E0000 OODFFFF ROM DOS 00C0000 or SEB2 OOBFFFFI SEB 00A0000 OO9FFFF
47. ions on this menu to change the boot sequence and change the settings for the display of the SETUP prompt POST errors and summary screen For more information see Boot Options Menu on page 4 5 Numlock The current Numlock setting appears here Choosing this option opens the Keyboard Features menu The options in this menu allow you to enable or disable the Numlock key and key click and set the keyboard auto repeat rate and delay For more information see Keyboard Features Menu on page 4 6 Embedded Features Use this menu to disable or enable ROMable DOS configure the EXPLRI to accept ATA PC Cards PCMCIA compatible cards and configure the various RAM ROM drive emulators provided by the BIOS For more information see Embedded Features Menu on page 4 7 e System Memory and Extended Memory These are display only fields set by the BIOS No user interaction is required 4 3 1 IDE Adapter Menu There are two IDE adapter menus one for the master drive and one for the slave drive To see the detailed characteristics of the device or to change the device configuration choose the IDE Adapter O Master menu The following screen appears PhoenixBIOS Setup Copyright 1985 95 Phoenix Technologies Ltd IDE Adapter 0 Master C 235 Mb Item Specific Help Autotype Fixed Disk Press Enter Type 235 Mb Cylinders Heads Sectors Track Write Precomp LBA Mode Control Disabled
48. is provided NOTE These definitions are correct for board revision 60 0194 02 HARDWARE REFERENCE 5 2 FLAT PANEL DISPLAY JUMPER SETTINGS The EXPLRI evaluation board has been verified to operate with the Sharp LM64C08P 640x480 passive color LCD panel To use this panel place a jumper on pins 1 and 2 and pins 5 and 6 of JP7 and connect an appropriate cable between the panel and the flat panel connector CN 1 on the EXPLRI NOTE IN tel Other flat panel displays are supported by the Cirrus Logic VGA chip on the EXPLR 1 but Intel does not guarantee their operation with EXPLR1 Contact Cirrus Logic for documentation and cabling diagrams Table 5 3 Flat Panel Jumper Selection Panel Selected Class Pins 1 2 Pins 3 4 Pins 5 6 STN 16 bit 8 color Single Scan Color 0 on on on STN Dual scan monochrome 1 on on off STN 16 bit 8 color Dual scan Color 2 on off on TFT 9 Bit Active Matrix Color 3 on off off STN 16 bit 8 color Single Scan Dual Clock 4 off on on Color STN Dual Scan monochrome 5 off on off STN 16 bit 8 Color Dual Scan Color 6 off off on TFT 18 bit Active Matrix color 7 off off off 5 4 intel HARDWARE REFERENCE 5 3 POWER SUPPLY CONNECTOR J1 Table 5 4 shows the power supply pins function diagram Refer to Figure 5 2 for its physical location on the board Table 5 4 EXPLR1 Power Supply Connector J1 Pin Function Diagram OPEN 5 V 12 V
49. mmed is not in the current directory A HEX extension is assumed if none is specified group test Designate program group description Any description will work version 1 0 Designate program version number Any version number will work program Download and program into flash This loads the test program from hard drive setboot Set program to run on reset when JP10 is removed If the starting address information is not present in the hex file or you are loading a binary file use the vector command to set the starting address before the setboot command dir Display flash directory Only one flag attribute is currently used B for boot to specify which program boots at reset shutdown Update the flash tables in the target system and shutdown the host target communica tions link To execute the program l 2 Remove the jumper at JP10 Press the EXPLR1 RESET switch SW1 Your program executes after this reset To reboot and reload the flash target program install the jumper at JP10 and press the reset switch intel FLASH LOADER 3 4 2 Executing a User Loaded Program or Target Program The setting of JP10 determines which programs run at start up e If the jumper is removed the flash target program immediately starts the selected user application program by default this is the PhoenixBIOS startup program e Ifthe jumper is installed the flash target program waits for commands from the PC host system you can enter
50. modem cable This cable is not included in your kit you must provide it 1 Attach one end of the null modem cable to the COM port of the host computer 2 Attach the other end of the null modem cable to the adapter provided in your EXPLRI kit 3 Connect the adapter to the 10 pin header JP2 COM2 on the EXPLRI 2 5 2 Installing the Software Utilities and Data Files Your EXPLRI kit contains a disk containing software utilities sample programs schematics bill of materials etc These files may be installed on the host computer by following these steps 1 Insert the diskette labeled EXPLRI Rev X X Software Disk into your host computer disk drive 2 Copy EXPLR1 EXE to the hard drive on the host computer 3 Change to the directory containing EXPLR1 EXE and type EXPLR1 d This extracts the files and places them in a set of subdirectories If you don t use the d option the files are extracted into the same directory 4 Once you have completed the installation you can delete the EXPLR1 EXE file 2 7 GETTING STARTED ntel e Extracting the files creates the directories described below Each directorv contains a README TXT file containing more information BIOS Contains the entire flash image and the current VGA BIOS from Cirrus Logic CIRRUS Contains utilities provided by Cirrus Logic for simplifying flat panel control DESIGN Contains OrCad schematics EPS files of the schematics Bill of Materials and PAL codes for
51. nes each connector s function Appendix A Troubleshooting and Error Messages Section A 1 Troubleshooting identifies symptoms which do not generate an error message Section A 2 Common Error Messages identifies EXPLR 1 specific error messages generated from DOS BIOS and CMOS 1 2 intel ABOUT THIS MANUAL 1 2 RELATED INFORMATION information Intel provides technical and other information to you electronically via FaxBACK Application Bulletin Board Service BBS and World Wide Web WWW The following sections identify related technical information sources for electronic file download and technical support In addition to the printed technical documentation the traditional collection of product EM 1 2 1 Third Party Vendor Contact Information Company Product Contact Annabooks ROMable DOS 619 673 1432 Cyber Quest Inc CQi Flash Loader 703 631 8323 Phoenix Technologies Inc BIOS 408 452 6874 RadiSys R300EX 503 646 1800 Systems and Software Inc Debugger 714 833 1700 1 2 2 Intel Documentation Documentation is available from your local Intel Sales Representative or Intel Literature Sales Intel Corporation Literature Sales P O Box 7641 Mt Prospect IL 60056 7641 1 800 548 4725 Table 1 2 Related Documentation Document Title Order Intel Documents Intel386 M EX Embedded Microprocessor User s Manual 272485 001 Intel
52. ng the BIOS 2 5 Connectors 5 1 Customer support 1 4 Cyber Quest Flash File Loader 1 2 Cylinders 4 4 D Digital I O connector 5 6 INDEX DOS Error messages A 2 ROM DOS support 4 7 DOS compatible I O mode 3 14 E Electrical specifications 5 12 Embedded Features 4 3 Error Messages A 2 BAD OR MISSING COMMAND INTERPRETER A 2 CMOS CHECKSUM BAD RUN SETUP A 2 DISK BOOT FAILURE INSERT SYSTEM DISK AND PRESS ENTER A 2 FAILURE FIXED DISK 0 A 2 GENERAL FAILURE READING DRIVE A 3 INVALID DRIVE SPECIFICATION A 3 KEYBOARD ERROR A 3 MISSING OPERATING SYSTEM A 3 PARITY ERROR IN SEGMENT A 3 PRESS A KEY TO REBOOT A 4 REAL TIME CLOCK ERROR A 4 Exit Without Saving Changes 4 10 Extended Memory 4 3 F FaxBack 1 4 Features and benefits 1 2 Flash baud rate 3 15 Flash command files creating 3 15 using 3 4 FLASHLDR 2 5 boot block flash programming 3 10 command summary 3 5 entering commands and options 3 3 installation 3 1 options summary 3 6 starting 3 1 Flat panel connector 5 10 Floppy check 4 5 Force Update jumper 2 10 G Get Default Values 4 10 Index 1 H HI Digital VO connector 5 6 H2 Synchronous expansion bus connection 5 11 Hard disk drive configuring the BIOS 2 5 connector 3 8 Heads 4 4 Host computer defined 2 5 setting up 2 7 IDE Adapter O Master Slave 4 2 IDE adapter menus 4 3 IDE hard disk 2 4 4 4 IDE Hard Disk Drive Connector 5 8 IDE Mast
53. not be operated at the same time When enabling ROMable DOS you must set all ROM RAM disks to None If an IDE drive is installed it will be configured as the C drive when the system boots Flash memory will be configured as D drive If no IDE drive is installed then Flash memory will be configured as C drive ROMable DOS can also be used with a formatted ATA PC Card This is done by configuring the BIOS for ATA PC Card support see next section and enabling ROMable DOS support The ATA PC Card is configured as the C drive and the flash memory is configured as the D drive PCM ATA Enabled Use this option to enable or disable the PCM ATA drive Configuring the EXPLRI to support ATA PC Cards is a multi step process First the PCM ATA menu item should be set to Enabled all of the ROM RAM disks should be set to None and the IDE Adapter O Master should be set to None This should result in an Operating System not found message when the system is booted Next the EXPLR1 should be powered down the IDE cable to the drive removed and a formatted ATA PC card installed in the PCMCIA socket Finally the board should be powered up and the Setup screen 4 7 BIOS CONFIGURATION intel 4 8 entered one more time by pressing F2 Once in the Setup screen the ATA PC Card should be configured in the IDE Adapter O Master menu Refer to the description of that Menu on page 4 3 In most cases Autotyping the ATA PC Card will work Since the ATA
54. nstructions for booting from an IDE hard disk drive or an ATA PC Card This section assumes you have already followed the installation and config uration steps listed in the previous section Chapter 4 BIOS Configuration contains a complete description of all the options you ll see on the BIOS Setup screens After you configure the BIOS for your disk option you can use EXPLRI as a stand alone system or you can connect it to a host PC With a host PC you can use the Flash Loader utilities to program EXPLR1 s flash memory Using EXPLR1 with a host PC is described in Setting up a Host Computer on page 2 7 2 4 1 Booting From the IDE Hard Disk Drive 1 Push the Reset SW1 switch then immediately press F2 to enter BIOS Setup If the BIOS Setup screen does not appear push Reset then F2 again 2 Highlight IDE Adapter 0 Master and press Enter 3 Press Enter to autotype the fixed disk If this does not automatically configure the drive s Press the spacebar until User appears ki Enter the requested drive parameters the parameters should be listed on the drive s label The EXPLRI does not support enhanced IDE the maximum cvlinders vou can enter is 1024 4 Press Esc to return to the Main menu 5 Highlight Embedded Features and press Enter Highlight ROMDOS Support and press the spacebar until Disabled appears NOTE If an IDE hard disk drive and ROMable DOS are both enabled the IDE disk drive is the C drive and flas
55. o do this is to execute PRIDRIV FLC in the FLASH directory To do this perform the following steps 1 If you haven t already done so follow the steps in Installing the Software Utilities and Data Files on page 2 7 2 Power down the EXPLRI board and place a jumper on pins 1 and 2 of JP10 FORCE UPDATE 3 Make sure the null modem cable is correctly connected to COM2 on the host computer and COM2 of the EXPLRI board See Section 2 5 1 Connecting the Cable pg 2 7 4 Apply power to the EXPLRI 5 From the DOS prompt on your host computer change to the FLASH directory CD FLASH 6 Run the Flash Loader program FLASHLDR 2 9 GETTING STARTED ntel e 7 Atthe FLASH CMD prompt on your host computer enter these commands in order conn pridriv exit 8 Power down the EXPLRI board 9 Remove the jumper from pins 1 and 2 of JP10 FORCE UPDATE 10 Power up the EXPLR1 board The board should now boot to the Embedded DOS with the new Drive C 11 At the DOS prompt on a host computer enter intersvr 12 At the DOS prompt on the EXPLRI enter interInk Both Intersvr and Interlnk should display disk mapping information and you should be able to access the local disks on your host machine from the EXPLR1 2 10 intel Flash Loader CHAPTER 3 FLASH LOADER This chapter describes Flash Loader installation and operation This flash programming loader utility allows you to download and run your appl
56. or s interrupt controller chip select unit wait state generator SIOs parallel I O ports and dynamic bus sizing EXPLR1 is DOS compatible and uses a standard PC like BIOS Key EXPLR1 components include e Intel386 EX processor Intel 4 Mbit Boot Block Flash which contains Cyber Quest s Flash Loader which is a flash programming utility e RadiSys R300EX Bus Memory Controller ASIC e PCMCIA Slot Functional and physical features include e Pipelined zero wait state page mode operation e Non pipelined one wait state page mode operation e 1 2 4 8 or 16 Mbyte DRAM e One single sided x32 SIMM 4 Mbytes required to run Windows e SVGA Local Bus Graphics Controller 512 Kbyte DRAM frame buffer e RTC with Extended Battery Backed RAM e PS 2 Style Keyboard and Mouse Interface IDE Hard Disk Interface e PCMCIA 2 0 single slot Two asynchronous Serial Ports COM1 and COM2 2 1 GETTING STARTED ntel e 2 2 BEFORE YOU BEGIN Before you apply power to the board read all the installation instructions The instructions tell you how to e Configure the board for the amount of memory you plan to use e Connect the mouse keyboard and monitor or flat panel display e Connect the power supply e Configure the BIOS The location of jumpers and connectors is shown in the following figure A complete description of all jumpers and connectors is provided in Chapter 5 Hardware Reference
57. ou may need to create the logical partition EM KEYBOARD ERROR BIOS Problem Indicates that the system did not recognize a keyboard at power up or you pressed a key during the power on self test Solution s Make sure the keyboard connector is not damaged and is correctly installed If you pressed a key during power up reboot Some keyboards have a switch or jumper to configure the keyboard for either an AT or XT system If your keyboard has this set the switch for AT system Your keyboard must be a valid PC AT keyboard e g PC XT only or PS 2 keyboard Make sure you have a PC AT style keyboard MISSING OPERATING SYSTEM BIOS Problem The system reads the hard disk and finds the active partition but the operating system files could not be found Solution s Occurs when a drive type number in the BIOS setup menu does not match the type number used to format the hard disk To correct this Run the BIOS setup program Enter the Fixed Disk menu Select the correct drive type to match the type originally used to format the disk Save the changes and reboot This can also occur when one hard disk partition is set active but the partition is not formatted Format the partition using the utilities supplied with your operating system PARITY ERROR IN SEGMENT DOS Problem Either a software error reading a nonexistent memory area or a true hardware failure Solution s Attempt to duplicate the error If the error occurs d
58. r opt To make changes at the command line enter option yourvalue e g to change the prompt from FLASH CMD to UPDATE enter prompt update Table 3 3 Flash Loader Command Options Options Possible Values Default Description addr phys 0 Sets target flash address for programming binary files baud baud rate 9600 Set target communication baud rate board board i386ex EXPLR1 DOS Sets target system board Affects memory map of 386ex EXPLR1 the flash device to program For more information refer to the Application Note included in your EXPLR1 kit cmdpath dir dir Set search path for flash command files flc file file Set program file format hex bin Set program file type Only required if extension is not bin or hex group str Set group name user selectable log terse normal or NORMAL Set logging level verbose memory none ram flash flash Set valid memory types for programming boot name str file minus director and Set program name user selectable extension port port Set target comm port Specify the host PC port which connects to the EXPLR1 COM2 port progpath dir dir Set the program file search path prompt jstr FLASH CMD Set prompt system str TARGET Set target system name user selectable vector b olphys Set start vector version jstr Set program version user select
59. r Data for Mono 32 VSS GND Ground Upper Data for STN 33 VSS GND Ground 34 35 SUD2 O Upper Data2 for Mono 36 Upper Data2 for STN 37 SUD3 O Upper Data3 for Mono 38 VSS GND Ground Upper Data3 for STN 39 VSS GND Ground 40 41 SUD4 O Upper Data4 for STN 42 43 SUD5 O Upper Data5 for STN 44 VSS GND Ground 45 VSS GND Ground 46 47 SUD6 O Upper Data6 for STN 48 49 SUD7 O Upper Data7 for STN 50 VSS GND Ground intel HARDWARE REFERENCE 5 11 SYNCHRONOUS EXPANSION BUS H2 CONNECTION Table 5 12 Synchronous Expansion Bus H2 Connection Pin Signal Type Pin Signal Type 1 A25 O 2 A24 O 3 VSS GND 4 A23 O 5 A22 O 6 A21 O 7 A20 O 8 VSS GND 9 A19 O 10 A18 O 11 VSS GND 12 A17 O 13 A16 O 14 A15 O 15 A14 O 16 VSS GND 17 A13 O 28 A12 O 19 VSS GND 20 A11 O 21 A10 O 22 A9 l 23 A8 O 24 VSS GND 25 A7 O 26 A6 O 27 VSS GND 28 A5 O 29 A4 O 30 A3 O 31 A2 O 32 VSS GND 33 A1 O 34 BHE O 35 VSS GND 36 BLE O 37 WR O 38 RD O 39 W R 1 0 40 VSS GND 41 D C O 42 MI O O 43 VSS GND 44 D15 1 0 45 D14 VO 46 D13 VO 47 D12 VO 48 VSS GND 49 D11 VO 50 D10 VO 51 VSS GND 52 D9 VO 53 D8 1 0 54 D7 1 0 55 D6 1 0 56 VSS GND 57 D5 1 0 58 D4 1 0 59 VSS GND 60 D3 VO 61 D2 1 0 62 D1 VO 63 DO 1 0 64 VSS GND 65 BALE O 66 MEMR O 67 VSS GND 68 IOR O 69 IOW O 70 MEMW O 71 IOCHRDY 72 V
60. ram DOS program HELLO BIN Demo user application program for confidence testing LOADBIOS BIN Load BIOS program Table 3 6 Example Flash Command FLC Files Flash Command File Description FLASHLDR FLC Startup configuration review adjust settings before using CONN FLC Connect to target SETSYS FLC Configure target system board PRHELLO FLC Program HELLO program into flash PRLOAD FLC Program LOADBIOS program into flash intel BIOS Configuration CHAPTER 4 BIOS CONFIGURATION This section describes the features and options in the BIOS configuration menus Systems are usually pre configured and require little or no additional BIOS modifications BIOS is the basic input output system software of any PC system Its functions include system initialization system self test and basic system service routines It is the basic software layer between the hardware and disk operating system DOS Traditionally the IBM PC architecture 1s composed of three layers e The bottom layer consists of the PC hardware for example the CPU DMA interrupt controller memory controller and ISA bus controller e One level up from the hardware is the BIOS It provides low level drivers to interface to the hardware e Above the BIOS is the DOS which provides the service of organizing files disk functions 1 O functions and launching applications The application resides on top of these layers The B
61. s how to set up and use EXPLR1 an evaluation platform which features the Intel386 EX embedded microprocessor AP 727 EXPLRI Embedded PC Evaluation Platform Application Note describes a design created with EXPLR1 The application note contains hardware and software implementation details The EXPLRI kit and related documents provide you with a DOS compatible platform ideal for rapid development of PC application software Your EXPLRI kit contains paper and electronic copies of PLD equations and schematics You can also download these files refer to Section 1 2 Related Information pg 1 3 If when the design is modified these files are revised and posted for download Check these areas periodi cally for the latest technical and product information OOO Zeene Z ara Figure 1 1 EXPLR1 Embedded PC Evaluation Platform Board ABOUT THIS MANUAL intel Table 1 1 EXPLR1 Features and Benefits Feature Benefit Versatile Single Board Computer Configuration Can be used as proven stand alone design or expanded using the Serial Expansion Bus SEB System contains software to support design debug Everything is included to get started right now needs Annabooks ROMable DOS Phoenix BIOS Systems amp Software Debugger Cyber Quest Flash Loader EXPLRI features the Intel3867M EX embedded Compatibility for embedded PC computer applica microprocessor tions RadiSys as key strategic third
62. ser s code indicated by this command In the following example it would jump to the start of the program hello and begin executing Example setboot hello The following message appears Boot program set to HELLO start vector F600 0000 3 12 intel FLASH LOADER 13 To store all values and loaded programs into the flash tables before reboot enter shutdown The following message appears Start shutdown Update flash tables Flash tables OK Shutdown complete 14 Remove JP10 jumper Push the EXPLR 1 reset switch for a few seconds to reboot 15 To begin terminal emulation enter term If the following message appears press Esc and return to step 12 Start VT session on lt com gt at lt baud rate gt Press ESC to exit AAAAAAAAA The following message appears if the hello program is loaded successfully Start VT session on lt com gt at lt baud rate gt Press ESC to exit Hello from the 386EX BOARD 3 5 THE APPLICATION ENVIRONMENT AFTER SYSTEM RESET Depending on the Intel386 EX processor s chip select configuration memory accesses are directed to flash DRAM or the SEB System memory is implemented using a single 4 Mbit Boot Block Flash Memory device and a single x32 SIMM socket which supports 1 4 or 16 Mbytes of DRAM connected as two 16 bit banks with jumpers to select the options The design supports 2 Mbyte and 8 Mbyte DRAM SIMMS both of which are configured as a single 16 bit bank and ut
63. shutdown to store the programs on the flash device on the EXPLRI FLASH LOADER intel Using the HELLO BIN program as an example the following messages appear when the files are loaded successfully File format set to BIN Program file set to HELLO BIN Program name set to HELLO Address set to 0x03 FF6000 Start flash programming Process binary file NHELLO BIN Binary file OK Process flash blocks Download Addr lt file start gt lt file end gt Size lt file size gt Total lt amount read gt Program 28F400BX T flash block 0 Flash blocks OK Flash programming complete DIR displays the files in the boot block 11 To set the starting location for the user s boot program enter vector lt start address of file gt In essence this command tells Flash Loader where to locate the user s program in the flash device This must be set if you are running an operating system or any other unlocated program This is not necessary for any program that has been absolutely located prior to loading Example vector F600 0H for a boot file that begins at location F600 0H The following message displays Program HELLO start vector set to F600 0000 12 To set the starting point of the user s program when running terminal emulation enter setboot lt filename gt Upon reset Flash Loader code in flash boot block initializes the board When terminal emulation is invoked explained below it jumps to the start of the u
64. t editor to input the new value in the FLASHLDR FLC file 3 6 2 Modifying the FLASHLDR FLC File The FLASHLDR FLC command file is a batch file containing default Flash Loader commands You may need to modify this file if your system configuration is different from the default For example modify FLASHLDR FLC if your maximum baud rate isn t 57600 or if you want to use COM1 instead of COM2 3 6 3 Using FLC Files for Multiple Command Execution Flash command files are an efficient way to execute multiple commands The following example file can be placed into your software directory that loads the demo application and prepares it for execution Create the file LOADDEMO FLC with the following text delete newrom Delete if it exist file newrom hex Set file to program program Program flash vector b000 e05b Set reset vector address setboot Set NEWROM as boot program exit Update tables and exit FLASH LOADER To load and run the demo file 1 Start the Flash Loader program from the correct demo directory 2 Execute the init command 3 At the FLASH CMD prompt enter loaddemo 3 7 FLASH LOADER UTILITIES DISK CONTENTS Table 3 5 Flash Loader V2 2 Diskette Files Flash Loader File Name Description README TXT Contains late breaking useful information which may not be documented anywhere else TARGET1 BIN Target flash program 16 Kbyte boot block image FLASHLDR EXE Host flash prog
65. the EXPLR1 DOS Contains the binary images for Embedded DOS and its ROM drives FLASH Contains the flash reprogramming utilities and scripts The flash programming utility Flash Loader allows you to download and run your application program and or BIOS from flash memory on the EXPLRI system The Flash Loader software is provided by Cyber Quest Inc Chapter 3 Flash Loader provides a complete description of installing and using the Flash Loader utility 2 5 3 Downloading Files from a Host Computer If you want to transfer files from a host computer to a hard disk or PC Card on the EXPLRI you must be able to run software on both systems that can set up a client server connection over the serial cable A DOS utility called Interlnk provides a convenient method for connecting the EXPLRI to a host computer The next section provides instructions for setting up this connection The DOS 6 0 manuals describe how to use the Interlnk Intersvr combination of MS DOS programs to access local drives on a host computer from the EXPLR1 board The DOS help for Interlnk and Intersvr also explain the process Refer to either of these sources for complete information on using the commands NOTE The Interlnk Intersvr connection is not used when programming or updating flash memory Flash Loader the utility used to program flash memory is described in Chapter 3 Flash Loader 2 5 3 1 Using Interlnk Intersvr from DOS on a Hard Drive 1 Using a t
66. tv gt Symmetrically addressed Fast page mode 5 Remove the jumper from JP10 FORCE UPDATE 6 Connect a PS 2 compatible keyboard to J5 2 3 GETTING STARTED ntel e 10 11 12 2 4 Select a monitor Connect a VGA monitor to the 15 pin D type connector J4 S Connect an LCD flat panel display to the 50 pin connector CN 1 The EXPLR1 has been verified to operate with the Sharp LM64C08P 640x480 passive color LCD panel Other flat panel displays are supported by the Cirrus Logic VGA chip on the EXPLRI but Intel does not guarantee their operation with EXPLR1 Contact Cirrus Logic for documentation and cabling diagrams OPTIONAL Connect a bootable IDE hard disk drive to the IDE connector JP11 Connect the hard drive to the power supply Before you install a hard disk in the evaluation board you must format the drive and install the desired software onto the drive OPTIONAL Connect a PS 2 compatible mouse to J3 Connect a power supply to the evaluation board EXPLRI is designed to use a standard PC AT 12 V power supply such as those used with PC motherboards Most motherboards require two power connectors sometimes called P8 and P9 your power supply may be labeled differently EXPLRI needs only one power cable the one which provides 5 V 12 V and 12 V To connect the power supply follow these bulleted steps b Check the power cable make sure the cable pinout delivers the correct voltages to the
67. uring the execution of your own proprietary software verify the memory location specified in your software is valid TROUBLESHOOTING AND ERROR MESSAGES intel PRESS A KEY TO REBOOT BIOS REAL TIME CLOCK ERROR Problem AC drive exists but is not set active Solution s Run your operating system disk partitioning program e g FDISK and set the primary partition active REAL TIME CLOCK ERROR RUN SETUP BIOS Problem The battery backed TOD clock is incorrect Solution s Run the BIOS setup program and reset the clock lfthe error occurs repeatedly the unit s battery has failed Replace battery intel INDEX ATA PC Card configuring the BIOS 2 5 Autotype Fixed Disk 4 4 B Battery A 4 Baud rate determining 3 15 Bill of materials 2 7 2 8 BIOS advanced menu 4 9 autotype fixed disk 4 4 BIOS Setup Main menu 4 2 boot drive assignment 4 5 boot options menu 4 3 boot sequence 4 5 configuring 4 1 defined 4 1 entering Setup 4 1 error messages A 2 Exit Menu 4 10 IDE adapter menus 4 3 key click 4 6 keyboard auto repeat delay 4 6 keyboard auto repeat rate 4 6 numlock feature 4 6 recovering from accidental overwrite 3 9 setup 4 2 software setting up 2 5 summary screen 4 6 using the menus 4 1 Boot Options menu 4 3 Boot Sequence 4 3 4 5 Bulletin Board Service BBS 1 4 C CMOS RAM A 2 CNI flat panel connector 5 10 COMI 5 5 COM2 5 5 Configuration Byte 4 8 Configuri

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