ELAN-104 - Electrocomponents
Contents
1. Block Diagram PC 104 Interface AMD Elan SC400 CRT Header Head RS485 UART Mud Driver 16550 ISA Bus S VGA Flat Panel Controller Controller Header Speaker Header Port FDD Header SMCS FDC37932 Super Controller User Link eae unas HDD Header Matrix Matrix K d Keyboard ROM RS232 DB9 Controller Flash RO Driver Connecto Header x8 2 4 Mb Graphics Graphics RS232 DB9 LCD Controller Flash RO Driver Connecto x8 2 4 Mb Keyboard TA Battery Power M Connecto emory Power Management DRAM Controller Sense Unitr DRAM DRAM PS 2 x16 x16 Mouse Gonfieci 2 8 Mb 2 8 Mb RTC Back up RTC Battery Parallel Header BIOS Port EPROM 128kb SRAM WOT The ELAN 104 is based around the AMD SC400 Microcontroller This part provides the PC AT architecture of the board Most of the peripheral interfaces are provided by the AMD SC400 or the SMSC FDC37C932 Super I O The ELAN 104 board is designed for diskless operation and is supplied with Arcom Flash Filing System AFFS and ROM DOS 6 22 pre loaded AFFS allows the Flash memory on the ELAN 104 to be accessed as a normal drive ROM DOS is a flexible small and fast compatible DOS A full ROM DOS users manual is supplied on the accompanying CD ROM More information on ROM DOS can be found on the Datalight website www Dat2. COM Matrix LCD i f Flat panel DRAM DRAM Phoenix S VGA BIOS Controller Elan SC400 Super 1 0 x mua IE n PC 104 buffers Sees ee LK3 Power Conn Link Settings LK1 User Link described in On board Features Fitted Elan GPIO register reads 0 Not Fitted Elan GPIO register reads 1 LK3 Battery Back Up Link to external battery or on board battery Position A Connected Position B Isolated Note All other links are factory fitted LK1 2192 09102 000 000 rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 Using the ELAN 104 Overview The ELAN 104 is a PC compatible processor board There are connections on the ELAN 104 for a keyboard mouse floppy drive a hard drive and it features three serial ports and a centronics parallel port Additional PC 104 modules can be connected to the ELAN 104 via the 16 bit PC 104 connector to form a configured Industrial PC system Various displays and keypads can be connected to the ELAN 104 using the VGA CRT 16 way VGA LCD 40 way interface Mono LCD and Matrix Keypad 40 way interface
3. 66 54 o olo o 93 25 9282 00 1 77 2 8 1 1 ir g rae g fg m 0 0 2000000000000000000000000000000 0000000000000000000 iere aia Q N 23 36 24 62 34 79 44 94 10336 128 14 137 66 146 67 146 81 155 57 rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 Appendix D Bibliography AMD ELAN SC400 Peripherals VGA Controller User Manual and Register Set AMD One AMD Place P O Box 3453 Sunnyvale California http www AMD com SUPER I O SMCS FDC37C932 Kudos Thame Ltd Reading England Phone 44 1189 351010 Fax 44 1189 351030 Email sales 2 ktl memec como http www SMSC com Chips and Technologies 65545 High Performance Flat Panel CRT VGA Controller ROM DOS CardTrick AFFS rcom CONTROL SYSTEMS Siretta Microelectronics Ltd Tekelec House Back Lane Spencers Wood Reading Berks RG7 IPD http www CHIPS com Datalight 18810 58th Avenue NE Arlington WA 98223 http www Datalight com 27 J583 ELAN 104 2192 09102 000 000 Appendix E ROM DOS Remote Disk Utility The ROM DOS Remote Disk Utility is on the utilities disk supplied with
4. ebrius edes 26 Appendix D Bibliography ot ue T a ae e M de RET RA CIAR 27 Appendix E ROM DOS Remote Disk 9 28 rcom CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 Introduction The ELAN 104 is a PC compatible processor board based on the 100MHz AMD ELAN SC400 4865 microcontroller The board can be configured using the BIOS and AMD ELAN SC400 Microcontroller registers to implement different levels of power management depending on the application The board is ideal for low cost medium scale Man Machine Interface applications There are connections available for VGA CRT or LCD Mono LCD Graphics PC AT keyboard and Matrix keypad up to 8 x 8 in size The board is supplied with a up to 8Mb of On board Flash memory that is configured as a Flash Drive using Arcom Flash filing System AFFS ROM DOS 6 22 a low cost work alike of MS DOS 6 22 is pre loaded onto the Flash drive The ELAN 104 has a 16 bit Master only PC 104 interface which supports a wide range PC 104 modules including Arcom s AIM104 range On board peripherals include COMI and COM3 RS 232 COM2 RS 485 a floppy disk controller hard disk IDE controller a parallel port LPT1 and PS 2 mouse interface Variants ELAN 104 100 M4 F4 4Mb DRAM Flash SVGA ELAN 104 100 M8 F4 8Mb DRAM Flash SVGA ELAN 104 100 M16 F4 16Mb DRAM 4Mb Flash SVGA ELAN 104 100 M16 F8 16
5. 1 Power Down Enabled User Link Status 0 Link Fitted 1 Link Omitted SMCS FDCC932 Super I O Device The Super I O chip SMCS FDC37932 device is used to implement most the I O ports on the ELAN 104 Features 8042 Keyboard and Mouse Controller Intelligient Auto Power Management 2 88MB Super I O Floppy Disk Controller Two High Speed 16C550 Compatible UARTS COMI and COM3 IDE Interface Multi Mode Parallel port Watchdog Timer The device can be configured to a limited extent during running operation To gain access to all the configuration registers it is necessary to force the Super I O device into a configuration state Entering and leaving this state is straightforward To obtain more details on how to alter the configurations of the Super I O device it is necessary to refer to the User Manual which can be found on the development kit CD or on the SMCS website The Super I O part has internal configuration registers that are used to all configure I O devices shon above The on board Watchdog timer is implemented within this device and needs to be configured using these registers also Warning Changing these registers may cause the ELAN 104 to function incorrectly rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 VGA CRT LCD Controller The Elan 104 uses a Chips and Technologies High performance Flat Panel VGA 65545 CRT LCD Controller chip and 1Mbyte of VDRAM to implement a CRT and LCD flat panel interface The
6. on the board or Appendix A for correct connections A keyboard and a VGA monitor should be used with the ELAN 104 initially to form a minimal PC system This will allow any development and set up to be carried out easily A standard PC AT keyboard can be connected using the keyboard adapter cable supplied with the board A VGA monitor can be connected to the 16 way VGA header using the VGA adapter cable The BIOS set up screen can be entered by pressing F2 when prompted The BIOS utility allows you to configure the ELAN 104 for any additional drives security options advanced features and power management More information on the PICO BIOS and setup options can be found on the CD ROM ELAN 104 Development Kit Arcom provide a comprehensive development kit containing all the necessary cables for a PC configured system and a range of documents and software utilities that show how to configure the more advance features of the ELAN 104 e 34 way Floppy drive twisted ribbon cable e 40 way Hard drive ribbon cable e CD ROM containing the complete manuals for the AMD ELAN SC400 Microcontroller and the SMCS FDC37932 Super I O Controller e Application notes for the LCD and matrix interface VGA flat panel interface and Power Management modes rcom CONTROL SYSTEMS J583 ELAN 104 Links and Hardware Options
7. states as required e Battery Sense The PMU controls the power states to reduce the risk of completely exhausting the power supply batteries BIOS Set up The BIOS set up utility which can be accessed by pressing DEL during the initial power up has several options incorporated into it which can be configured to activate several standard power management features such as default processor speed standby mode idle mode and suspend mode time outs These can be accessed by selecting the POWER menu when in the set up window The various modes perform the following power management functions e Normal operation the board operates at the maximum processor speed defined in the BIOS set up This is the hyper speed mode The default value for this is 100Mhz e Idle the PMU changes to a lower speed mode The processor speed is now restricted to 33Mhz default value e Standby The processor speed is reduced further and various functions are disabled including the screen e Suspend The processor clock is stopped completely OS Driven The ELAN 104 has peripherals and power management capabilities which an OS such as Windows 95 can control automatically to implement various power save features such as powering down hard drives and suspend mode rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 Automatic mode Fully automatic mode allows extensive power management operations to be performed completely transparent to the software
8. to be connected to the board PS 2 Keyboard SKI is a PS 2 style keyboard connection which is located next to the COMI D type Using the supplied PS 2 adapter cable a standard PC AT Keyboard can be connected to the ELAN 104 to help form a complete PC system The pinout for this connector can be found in appendix A External Battery The on board battery on the ELAN 104 provides battery back up to the board for a period of 15 500hours Some applications may require a longer period than this to ensure that the CMOS configuration data for the board does not become corrupted In these cases a larger capacity external battery supply can be connected to the ELAN 104 at the power header PL13 at the screw terminal market VBAT The external battery must provide a voltage between than 2 8v and 6 0v at PL13 SAVECMOS Utility The utilities disk contains the file SAVECMOS EXE The utility is used to safe guard the CMOS settings of the ELAN 104 which are used to store the time date information and hardware settings e g hard drive parameters in case of a on board battery failure If the on board battery goes flat or is damaged in any way the CMOS settings will become corrupted and the board may function incorrectly following a power down state SAVECMOS performs two functions First it should be used to save the current CMOS memory information to a file Then the utility can be used to compare the CMOS memory settings to this file If they are different it
9. utilise disk contains video drivers for the 65545 video controller for DOS Windows 3 1 Windows 95 and Windows NT 4 0 This VGA interface supports e Upto 1024x768 on both the CRT and LCD interfaces e True Color and Hi Color display capability with flat panels and CRTmonitors upto 640x480 resolutions e Panel Off Power Saving Mode implemented through the AMD SC400 Microcontroller registers The ELAN 104 comes with a VGA D type converter cable to connect between the 16 way header and a standard VGA monitor connector The 40 way VGA LCD header provides all the necessary signal to allow various flat panels to be connected to the ELAN 104 For connection details refer to the LCD Flat Panel manufacturer or contact Arcom Technical Support The Video BIOS will need to be re configured for different flat panels For more information about re configuring the Video BIOS please contact Arcom for a list of support panels Memory Map Optional extra 4 or 12 Mbyte DRAM accessed as extended or EMS memory 200000 1FFFFF 3 Mbyte DRAM accessed as extended or EMS memory 100000 FFFFF F0000 64K PC BIOS E3FFF 16K SRAM Wndow E0000 DFFFF PC 104 D0000 CFFFF 32K Flash Memory Window C8000 C7FFF VGA BIOS C0000 BFFFF PC 104 A0000 9FFFF 640K On board DRAM 00000 rcom CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 I O Map 03F8h O3FFh On Board COMI Super I O 03F7h On Board Super I O Super I O Floppy Disk Configuration 03
10. 0 J583 ELAN 104 Appendix B Specification Microcontroller Speed Memory VGA Video MONO LCD Controller KeyPad Matrix Peripherals Flash Erases On Board Battery Operating temperature range Storage temperature range Power consumption MTBF rcom CONTROL SYSTEMS AMD ELAN SC400 Microcontroller 100Mhz 66Mhz 33Mhz 16Mhz 8Mhz 4Mhz 2Mhz and 1Mhz options 4 8 16 Mbyte DRAM 4 or 8 Mbyte Flash 128 Kbyte SRAM Chips and Technology 65545 High Performance Flat Panel CRT VGA controller 1Mb Video DRAM Up to 640x 480 dual scan Maximum of 64 keys 8 x 8 16550 Compatible UARTS 2 and 3 RS 232 COMI COM3 RS485 COM2 half duplex 100 000 per device minimum Lithium 170mA Hold Up time 15 500hours 20 C to 70 C without on board battery fitted 0 to 65 C with battery fitted 40 C to 125 C 1A 5v maximum with no power management features 150 000 hours using generic figures from MIL HDBK 217F at ground benign 25 J583 ELAN 104 2192 09102 000 000 Appendix C Mechanical Layout All dimensions in mm 160 00 S 157 48 gt 12959 100 82 9 3 16 4 I 55000 99990900900000000000 223500 2559553359 1 9 5 em fl 111 s o ojo o 00900
11. 2192 09102 000 000 J583 ELAN 104 ELAN 104 PC Compatible PC 104 Board Technical Manual Product Information Product Information Full information about other Arcom PC 104 products is available via the FaxBack System Telephone Numbers listed below or by contacting our Website at http www arcom co uk Useful Contact Information Customer Support Sales Tel 44 0 1223 412 428 Tel 44 0 1223 411 200 Fax 44 0 1223 403 400 Fax 44 0 1223 410 457 E mail support arcom co uk E mail sales arcom co uk or for the US E mail icpsales arcomcontrols com United Kingdom United States France Germany Belgium Arcom Control Systems Ltd Arcom Control Systems Inc Arcom Control Systems Kostenlose Infoline Groen Nummer Clifton Road 13510 South Oak Street Centre d affaires SCALDY Tel 0130 824 511 Tel 0800 7 3192 Cambridge CB1 4WH UK Kansas City MO 64145 USA 23 rue Colbert Fax 0130 824 512 Fax 0800 7 3191 Tel 01223 411 200 Tel 816 941 7025 7885 SAINT QUENTIN FoD 0130 860 449 Netherlands Fax 01223 410 457 Fax 816 941 0343 Cedex FRANCE Italy Gratis 06 Nummer FoD 01223 240 600 FoD 800 747 1097 Tel 800 90 84 06 NumeroVerde Tel 06022 11 36 Fax 800 90 84 12 FoD 1678 73600 Fax 06022 11 48 FoD 800 90 23 80 The choice of boards or systems is the responsibility of the buyer and the use to which they are put cannot be the liability of Arcom Control Systems Ltd However Arcom s sales team is always available to assist you
12. EY_ROW KEY_ROW KEY_ROW KEY_ROW KEY_ROW KEY_ROW 6 5 4 3 2 1 0 Writing to this register will set the appropriate pins high or low KeyPad Row Register B I O Address 22h 23 h Index C9h ae 7 Writing to this register will set the appropriate pins high or low Note Any software accesses should be structured in a way so that RESERVED bits are unaffected These bits are used to configure other functions of the ELAN 104 MONO LCD Controller The MONO LCD graphics controller is integrated within the AMD SC400 Microcontroller and will support LCD displays up to 640x480 dual scan The graphics controller includes the following features e Supports single scan or dual scan monochrome LCD panels with 4 or 8 bit data interface Supports single scan colour Super Twisted Nematic STN panles with 8 bit interface same resolution as monochrome mode 40 64 or 80 columns with 16 10 or 8 pixels wide Variable height characters up to 32 lines Variable width characters 8 10 or 16 pixels MDA Monochrome or CGA 4 gray shades 16 grey shades or 16 colours The following graphics mode features are supported 640x200 1 bit per pixel CGA compatible buffer memory map 320x320 2 bits per pixel CGA compatible buffer memory map 640x480 2 bits per pixel flat memory map lower resolutions supported 640x480 1 bit per pixel flat memory map e 1 2 or 4 bits per pixel packed pixel flat mapped graphics up to 640x240 480x320 with mapping modes 16 Kbyte w
13. F0h Port 03E8h 03EFh On Board COM3 Super I O 03E0h 03E1h PC Card Index Data AMD SC400 03B0h 03DFh VGA Control LCD Gaphics Chips 65545 Registers Controller CGA or AMD SC400 non VGA 0378h 037Fh Parallel Port LPT1 Super I O Available for Slave I O Boards PC 104 02F8 02FF On Board COM2 AMD SC400 Available for Slave I O Boards PC 104 0208h 0219h EMS Page Registers Available for Slave I O Boards PC 104 O1FOh 01F7h On Board IDE Controller Super I O Available for Slave I O Boards PC 104 0100h Reserved I O Space Re 0022h 0023h Chip Setup and Control CFC AMD SC400 Reserved I O Space 0000 IRQ Map Tick Timer Keyboard Interrupt Controller 2 COM3 COMI Free Floppy Disk Parallel Port RTC Free COM2 Free PS 2 Mouse Free IDE Drive Free Note The three COM port interrupts are arranged differently to a normal PC due to the architecture of the AMD ELAN SC400 microcontroller rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 Additional On Board Features RS485 CONG on the ELAN 104 is provided by a 16550 compatible serial port buffered to RS485 levels The half duplex signals available are RX TX RX TX and GND Please refer to the appendix for pinouts The maximum line length allowable for the RS 485 standard is 1300 metres The combined impedance of a driver output and receiver allows up to 32 transceivers on the bus The wire ends of a RS 485 bus must be terminated wit
14. Mb DRAM 8Mb Flash SVGA 104 100 4Mb DRAM Flash No SVGA Features e Elan SC400 100MHz 486 Processor including 8 Kb write back cache Dual DMA controllers 8237 Dual Interrupt controllers 8259 Programmable Interval Timer 8254 e 4 8 or 16Mb DRAM e 4or 8Mb Flash Memory e 128Kb of battery backed SRAM memory e COMI amp COM3 RS232 Serial ports via individual 9 way D type plugs e 2 5485 Serial port via a vertical 10 way header e Includes ROM DOS 6 22 e Includes Arcom Flash Filing Systems AFFS e FDD interface via a vertical 34 way boxed header up to 2 drives e HDD IDE interface via a vertical 40 way boxed header up to 2 drives e LPT Bi directional parallel port via a vertical 26 way boxed header e Battery backed PC AT compatible Real Time Clock 146818 e keyboard interface via a 6 way Mini DIN PS 2 style socket e Mouse interface via a PS 2 style socket e 64 key Matrix keypad and 640x480 Mono LCD interface via a 40 way 2mm pitch header e S VGA CRT LCD controller 1Mb VDRAM supports both CRT 16 way boxed header and Flat Panel 40 way 2mm pitch header up to 1024x768 User Link e Battery Level Sense connections via a 5 way header e Software enabled Watchdog generating a reset or software configurable interrupt e External Reset switch via a 2 way header e 104 Interface 16 bit Single Master only e Speaker Connection via a 2 way header e Single Eu
15. a 128Kb SRAM device on board This device can be used as a high speed drive by using the device driver SRAMDRIVE SYS which can be found on the CD ROM The SRAM is battery backed by the on board battery An external battery can be connected if a greater back up time is required AFFS The ELAN 104 is fitted with the Arcom Flash Filing System as standard This organises the on board Flash memory so that it appears as a normal hard drive There is a complete copy of AFFS on the utilities disk which can be used to install AFFS if necessary The AFFS will always install the Flash drive as drive C unless an additional drive IDE CD ROM or otherwise is connected in which case it will be allocated to the next highest letter ROM DOS 6 22 ROM DOS 6 22 is pre installed on the AFFS Flash drive of the ELAN 104 ROM DOS is a small compatible workalike version of MS DOS 6 22 but also has many additional embedded features such as Remote Disk which can be used to download files to the ELAN 104 using a serial communications link The complete ROM DOS users manual and all the additional ROM DOS utilities have been included on the utilities disk supplied with the ELAN 104 The user manual is a self extracting file called RDUSER EXE rcom P CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 PS 2 Mouse SW3 is a PS 2 style mouse connection which is located next to the COM3 D type The pinout for this described in the appendix A allows a standard PS 2 mouse
16. alight com Using AFFS the on board Flash memory appears exactly as a normal hard drive interface All application software can be loaded onto the Flash and run exactly as if were a standard hard drive There is no need to configure the on board Flash memory in the BIOS set up utility as AFFS will automatically configure the Flash as the C drive unless a hard drive is connected in which case the AFFS drive will be moved up to the next available drive letter AFFS operated using a BIOS extension to create a Flash drive at boot time The Flash drive is fully bootable NOTE Any additional drives connected to the IDE connector will be allocated as the C drive When adding a hard drive to the ELAN 104 the hard drive should be configured as the C drive in the BIOS set up The AFFS will then reallocate Flash drive as the D drive or the next available drive letter rcom CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 AMD SC400 Microcontroller 10 The ELAN 104 is fitted with an AMD ELAN SC400 microcontroller The AMD part combines a 32 bit low voltage Am486 CPU with a complete set of PC AT compatible peripherals along with sophisticated power management features It includes the following characteristics 33 Mhz 66 Mhz and 100 Mhz operating frequencies No floating point unit 8 Kbyte write back cache for enhanced performance Seven modes of operation allow fine tuning of power requirements The AMD ELAN SC400 has many internal c
17. and then move to even lower modes e g critical suspend if the battery is critically low Four signals are brought into the microcontroller from the power sense header so that the state of the system power can be reported to the microcontroller and used in the power management scheme ACIN Input The Alternating Current INput ACIN signal indicates that the system is connected to a greater power source such as an AC wall plug and that power savings are no longer as important as performance This signal causes the ELAN 104 to run at the highest mode available depending on the configuration of the PMU Battery Low Inputs BL1 and BL2 The battery low signals BL1 and BL2 are digital inputs that external voltage comparators or an external processor can drive to inform the microcontroller of the state of the charge on the system batteries Each of these signals can report a different level of battery discharge depending on how they are configured For example they may be used as follows BL1 Batteries are going weak so slow the speed of the board BL2 Batteries are so weak that they cannot operate the board Force the ELAN 104 into critical suspend mode SUS RES Input The SUS RES pin is an input to the board that can be configured using the SC400 registers as a Suspend and or Resume input This allows an external signal to force the power management unit on the ELAN 104 into and out of Suspend mode This pin is configured using two
18. application In this mode wake ups and activities move the AMD SC400 Power Management Unit PMU to higher lower performance states All the individual performance states modes can be configured with a time out that will force the PMU to lower performance modes if there is inactivity Software defined activities return the SC400 to high performance states Software defined wake ups returns the SC400 from suspend state Software Driven This mode is similar to automatic mode except that the application software forces the PMU into different modes instead using time outs Here the application software provides intelligent power management at the system level Battery Level Sense The ELAN 104 has a 5 way Power Sense header which can be configured in various ways to monitor the status of the external power supply to the board The power management unit PMU within the AMD SC400 Microcontroller can be configured to switch the board into different power saving modes depending on the state of these connections Battery Sense should be used when maximum performance is the main criteria of the system In this scheme the ELAN 104 will operate at maximum speed unless the main power supply to the system is disconnected detected by ACIN in which case it will go to a lower power management mode e g Suspend and work from the battery supply The PMU can be configured using the SC400 registers to sense the other inputs BL1 and BL2 to determine the battery level
19. h a resistor equal to their characteristic impedance typically 100Q The ELAN 104 has a 100Q resistor fitted as standard and should normally be placed at the end of the RS 485 bus The half duplex operation is controlled by the RTS handshake line System BIOS The ELAN 104 is fitted with a Phoenix PICO BIOS on a 128K Flash EPROM This compressed BIOS includes the BIOS extension for the AFFS Flash drive and the Video BIOS A user manual is included on the development kit CD ROM This describes the available functionality of the generic BIOS The ELAN 104 implements most of the basic functions but there will be certaina omissions due to the hardware architecture of the board Reset PL14 is a 2 way header for an external push button reset switch When this connection is shorted only the CPU is reset The Am486 Cache state is not effected This is equivalent to a soft reset IDE LED LEDI which is located by the keyboard connector is a small surface mount LED which is used to indicate accesses to the IDE port of the ELAN 104 The LED will produce will a short flash for every access to the drive This LED will not indicate accesses to the Flash drive on board External Speaker PLS is a 2 way header that allows an external speaker to be connected to the board The drive circuit consists of the speaker in series with a 34Q resistor at the drain of a 2N7002 FET refer to the circuit diagram The FET will sink upto 115mA SRAM The ELAN 104 has
20. in making your decision 1998 Arcom Control Systems Ltd Arcom Control Systems is a subsidiary of Fairey Group Plc Specifications are subject to change without notice and do not form part of any contract AII trademarks recognised Arcom Control Systems Ltd operate a company wide quality management system which has been certified by the British Standards Institution BSI as compliant with ISO9001 1994 Certificate FM 12061 rcom i CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 Warning Handling This board contains static sensitive devices Observe anti static precautions at all times Unpacking and installation of the board should be undertaken in an anti static working area Battery Note The board is supplied with the battery isolated Move Link3 to position A before using the board The board is fitted with a lithium non rechargeable battery Do not short circuit the battery or place the board on a metal surface where the battery terminals could be shorted Dispose of the battery with care Do not incinerate crush or otherwise damage the battery Electromagnetic Compatibility EMC The ELAN 104 is compliant with the requirements of the EMC Directive when operated in a suitable enclosure such as the Arcom ACEpc and with suitable screened cables for the keyboard and COM ports The standards which have been applied are BS EN5008 1 1 Generic Emissions standard residential BS EN55022 Class B ITE emi
21. indow with bank swapping to address up to 64 Kbytes of graphics frame buffer while consuming only 16 Kbytes of DOS Real mode CPU address space Direct mapped no bank swapping with locatable base address up to 128 Kbyte direct addressability The AMD SC400 registers must be configured to support each individual LCD display depending on their characteristics Configuring the ELAN 104 for individual MONO LCD displays is highly specific to the display and reference should be made to the AMD SC400 manuals rcom CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 User Link and VGA Power Down I O ports 22h amp 23h Index register A7h The user link and VGA power down are accessed through the Chip Set up and Control I O ports at 22h and 23h Port 22h should be written to specify the index register Data can then be read from or written to the specified configuration register via direct mapped port 23h The status of the user link can be read from index register A7h The status of the video power down can be set using index register 47h The VGA Power Down works by placing the 65545 VGA controller chipset into Suspend mode This will have no effect on the Mono Graphics display which is controlled by the AMD SC400 Microcontroller VGA Power Down and User Link Register I O Address 22h 23h Index A7h VGA User Link Not Used Not Used Not Used Not Used Not Used Not Used Power Status Down VGA Controller Power Down 0 Power Down Disabled
22. l appear telling you which drive letter the ELAN 104 Flash Drive has been allocated to The AUTOEXEC BAT file on the ELAN 104 and REMOPEN BAT will configure the Remote Disk utility at 115K baud the fastest available Carry out any file copying or editing you need to do to this drive as if it were any other normal hard drive Note The Flash Drive will appear slightly slower due to the COM s link 7 When you have finished copying files run the batch file REMTERM This will quit the remote server uninstall the Flash drive from the host PC and exit from the DOS prompt DO NOT alter these batch files They have been written specifically to stop windows crashing due to mis use of the COM ports 8 If you need to run Remote Disk utility again to copy or edit files simply type REMSERV c B115 COMI on the ELAN 104 and follow the procedure again T rcom CONTROL SYSTEMS
23. l communications It also brings out connections for an IrDA interface SIRIN and SIROUT as an alternative function to the RS485 SIRIN 1 2 SIROUT FGND 3 4 FGND RX TX 5 6 RX TX FGND 7 ve 8 F 5V FGND 9 10 NC PS 2 Keyboard Screen to 1 Keyboard Data Chassis Ground 7 2 n c 3 GND 4 5V 5 Keyboard Clock 6 n c PS 2 Mouse Screen to 1 Mouse Data Chassis Ground 2 nic 3 GND 4 5V 5 Mouse Clock 6 n c Matrix keypad and MONO LCD Flat Panel XTDATA 40 XTCLK LVDD 39 LVEE SCK 36 LC M SC400 34 FRM GND 32 VCC LCD6 30 LCD7 LCD4 28 LCD5 LCD2 26 LCD3 LCDO 24 LCDI GND 22 VCC KEY ROW6 20 KEY ROW7 KEY ROW4 18 KEY ROW5 KEY ROW2 16 KEY ROW3 KEY ROWO 14 KEY ROW 1 GND 12 VCC GPIO6 10 GPIO7 GPIO4 8 GPIO5 GPIO2 6 U GPIOO 4 GPIO1 GND 2VCC rcom CONTROL SYSTEMS 2192 09102 000 000 VGA LCD Flat Panel ENAVDD 1 ENAVEE 3 VGA CRT ROUTPI GOUTPI BOUTPI NC GND 9 GND 11 NC 13 NC 15 Now Battery Level Sense rcom CONTROL SYSTEMS BEEBE ES EG 00000 J583 ELAN 104 2 12V 4 VCC 6 GND 8 ENABKL 10 LP 12 GND 14 PO 16 18 4 20 22 P8 24 10 26 GND 28 P12 30 P14 32 P16 34 P18 36 P20 38 P22 40 GND 12 HSYNCPI 14 VSYNCPI 16 NC ACIN BL1 BL2 SUS_RES GND 23 24 J583 ELAN 104 Ext Speaker Ext Reset 1 5V 2 SPKRDRV 1 RESET 2 GND 2192 09102 000 000 rcom CONTROL SYSTEMS 2192 09102 000 00
24. lease refer to the AMD manuals for more information about how to configure these pins in different ways Note The pinout numbering on the connector is not the same as the descriptions in the AMD SC400 documentation GPIO 0 7 on the connector correspond to GPIO 24 31 on the AMD part The KEY_ROW pins only differ in that KEY ROW7 is actually the SC400 KBDROW 12 GPIO Read Back Write Register I O Address 22h 23h Index A9h GPIO 7 GPIO 6 GPIO 5 GPIO 4 GPIO 3 GPIO 2 GPIO 1 GPIO 0 Status Status Status Status Status Status Status Status The state of the pins GPIO 0 GPIO 7 can read using this register GPIO Function Select Register F I O Address 22h 23 h Index A5h GPIO 7 GPIO 6 GPIO 5 GPIO 4 GPIO 3 GPIO 2 GPIO 1 GPIO 0 Input Input Input Input Input Input Input Input Output Output Output Output Output Output Output Output The GPIO pins can be individually configured as inputs or outputs The method illustrated here requires all the GPIO pins to be inputs 0 Input 1 Output rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 GPIO Termination Control Register A V O Register 22h 23h Index 3Eh Each of the GPIO pins provide has a software configurable pull up resistor The pins GPIO 0 GPIO 7 should be configured to either enable or disable the pull resistors on each of these pins 1 Enable pull up resistor 0 Disable pull up resistor KeyPad Row Register A I O Address 22h 23 h Index C8h KEY_ROW K
25. onfiguration registers that can be used to configure the ELAN 104 board These registers are used to configure features on the board including the Power Management Keypad Mono LCD Display User Link and the video power down mode Several relevant registers are described below For more information about how to use the AMD ELAN SC400 parts it necessary to obtain the user and register manuals These are provided as part of the development kit or they can be down loaded from the AMD website see references The registers are accessed using a poi nter index scheme Most of these registers can be accessed by writing the register index address to I O port 22h and then reading or writing the data to I O port 23h AMD SC400 Power Management Power management can be implemented in various ways depending on the final application requirements There are five main approaches to power managing the ELAN 104 board All the power management modes are controlled from within the AMD SC400 Power Management Unit PMU To implement any of the following schemes apart from the BIOS set up it is necessary to refer to the AMD SC400 manuals e BIOS set up facility e OS Driven Using the OS e g Windows 95 to force the ELAN 104 into various states using APM compatibility e Automatically application software sets up time outs and activity sources and then PM works invisibly e Software Driven application software forces the ELAN 104 registers to different power
26. r any additional PC 104 modules are fitted 12v may also be required There is no on board 5v to 12v converter These should be connected to the plug in terminal block of PL13 as shown The board typically requires 1A with no power saving features active An external battery back up voltage BAT can be connected to the board also at PL13 The external voltage used should be greater than 2 8v The average drain current is 11uA 5V 12V 12V GND GND 40 IDE HDD Connector Activity rcom CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 34 way Floppy Disk Drive Header A standard PC type twisted floppy drive cable is needed when connecting a drive to the ELAN 104 GND 1 2 DRVDENO GND 3 4 n c GND 5 OLII 6 DRVDEN1 GND 7 8 Index GND 9 10 Motor 0 GND 11 12 Drive 1 GND 13 LILI 14 DRVO GND 15 LILI 16 DRV1 GND 17 18 Direction GND 19 LIL 20 Step GND 21 LILI 22 Write Data GND 23 OOI 24 Write Gate GND 25 26 Track 0 GND 27 28 Write Protect GND 29 Read Data GND 31 LILI 32 Head Select GND 33 34 Disk Changed 26 way LPT Parallel Port Header Strobe 1 LE 2 Low Current DO 3 4 D1 5 ILI 6 n c D2 7 ILI 8 Index D3 9 ILI 10 GND D4 11 ILI 12 GND D5 13 14 GND D6 15 16 GND D7 17 ILI 18 GND ACK 19 OOI 20 GND BUSY 21 OOI 22 GND Paper End 23 an 24 GND Printer Selec
27. registers within the AMD SC400 NOTE Both of the battery Low signals are pulled up on the ELAN 104 so that no connections to this header are necessary if the function is not needed There is another battery low signal available on the AMD SC400 part BLO but this has been configured to generate the PC 104 bus clock on the ELAN 104 This allows the power management unit to be configured to disable the ISA bus if necessary There are several registers used to configure the battery sense function Refer to the AMD SC400 manuals for description of the register functions rcom CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 12 Matrix Keypad The Matrix keypad connector allows keypads upto 64 keys 8x8 to be interfaced to the ELAN 104 The connector has 8 keypad row signals and 8 General Purpose I O GPIO which should be configured to act as columns signals available The AMD SC400 registers allow these signals to be configured as the required number of rows and columns A keypad works by asserting each column to a known state and then scanning the row input lines to see which of the keys has being pressed Columns Outputs GPIO 0 7 KEY_ROW 0 7 Rows Inputs The keypad can be configured in many different ways using the keypad rows and the GPIO pins The utilities disk contains a sample piece of C code to illustrate how a typical matrix 8x8 keypad can be integrated to the system using the following registers P
28. rocard form factor 100mm by 160mm L e Phoenix Pico BIOS e DE Status LED e Integrated Power Management rcom CONTROL SYSTEMS J583 ELAN 104 2192 09102 000 000 Arcom also manufacture a range of PC 104 modules for use with the ELAN 104 These include opto isolated digital and analogue I O relay output CAN interface multi port serial communications and ethernet Data sheets and manuals are available from the Arcom website or the Fax on Demand service see front of manual rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 Getting Started with the ELAN 104 Initial Configuration Battery back up is necessary to maintain the BIOS settings If the battery back up voltage is not present then the ELAN 104 will revert to its default settings following any power down The battery link LK3 is isolated during shipment and needs placing in position A to enable the battery back up facility If the battery back up is to be supplied from an external source instead of the on board battery then connect the positive voltage from the backup supply which must be between 2 8v and 6 0v to VBAT and the ground to GND on PLS Connect a 5V power supply to the power header PL5 The ELAN 104 does not require 12v to operate and does not have an on board 12v generator so if any of the PC 104 boards connected to the ELAN 104 require 12v or 12v power such as the AIM104 SER4 these voltages must be connected to PLS Refer to the labelling
29. ssions standard Class B BS EN50082 1 Generic immunity standard residential Acknowledgements Arcom Flash Filing System AFFS is the generic name given to the ported Flash Filing System called Cardtrick Both Cardtrick and ROM DOS 6 22 are trademarks of Datalight Inc Each ELAN 104 includes two small license labels to identify the installed Datalight product Do not remove Revision History Comments VID First full release of Manual rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 Contents Revision History evs 2 a ette ene Ne NS Oe Rc RE RR Rt S 5 pepe Er 5 BeatUtess fence ooh ee sieve ach e epe rer ee edere RR 5 Getting He Ipsi itti SL eh do oe 7 Initial Configur tion 7 Development Kit rer ie Pret Re Rinne aan GR EN EUN SE RE TUN OY eue de Ove 7 Einks and Options gs ood de eniti d EE RR ERE 8 Link Settings n URL URN REIN SEU elem NOA 8 Using the BEAN I04 nee rH CORB TU ED TUR DR TREE Te RENTRER 9 OVER VIC Was sein d ER AER DRE ERE ERR 9 AMD SC400 Microceontroller eniro pet e e De OP CER RARE ERR DRE ied 10 AMD SC400 Power Management 10 BIOS Sef UD cione ii PR RC EE Pie LE RE eR LR 10 NADIE 10 Automatic storie eta E RERO EE ERE ERE RE RERO 11 Software DriVems xt enne eic e RI 11 Battery Le
30. ted 25 OOI 26 vec rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 PC 104 Interface Both 8 bit and 16 bit modules can be fitted to the ELAN 104 The board complies with the PC 104 specification with the exception that the MASTER signal line is not implemented on the 40 way connector The ELAN 104 is therefore the only master allowed in the system Care should be taken when installing modules especially 16 bit types Ensure that all the pins are correctly aligned with the sockets on the ELAN 104 before pushing home The module should then be secured with the fixing kit provided Number retirar remet gemi COV cd 4 505 ymo 5 sa roo 0 mon 6 sp 9 7 sp Dv rats 8 SD1 ENDFXR 94 7 DACKO 9 sp DRQU 10 IOCHRDY MEMW DACKs 17 4 5 14 DACKI 19 sa 2 REFRESH 10 20 sat sYsctk 21 Ssat moz era Te sas 24 SA7_ ma SA1 OSC 318 w RS 232 Standard pin out RS 232 serial communications provided on COM3 Screen ta Chassis Ground GND 5 DIR 4 8 CTS TAD 7 RTS ee 6 DSR DCD 1 rcom CONTROL SYSTEMS J583 ELAN 104 22 2192 09102 000 000 RS485 COM2 The 10 way header PL1 provides half duplex RS485 seria
31. the ELAN 104 and allows a remote host PC to transfer files to the ELAN 104 across a serial communications link This utility is very flexible and makes the downloading of application software easier and more effiecient The ELAN 104 has the file REMSERV EXE installed on the on board Flash The other files refeered to below can all be found on the utilities disk Using ROM DOS Remote Disk Utility with One Communication Link Application Note for the ELAN 104 The utilities disk contains two batch files A REMSERV REMOPEN BAT and A REMSERV REMTERM BAT which will open and terminate applications in the correct order to prevent a conflict between applications trying to share the single communication link A conflict of this kind can cause Windows based systems to lock up 1 Connect a null modem cable between COMI on the ELAN 104 and an un used COM port on the host PC 2 Make a new directory on the host PC e g c remdisk 3 Copy the following files from the utilities disk to the new directory a remserv remopen bat a remserv remterm bat a romdos remdisk exe a romdos remquit exe a choose exe 4 Turn on the ELAN 104 and wait until the ELAN 104 has successfully booted 5 Type REMSERV c B115 COMI This allows the ELAN 104 to be accessed as a drive on the host PC 6 Open a DOS prompt box and go to the new directory and run the file REMOPEN This will prompt you to select the COM port that you are using A message wil
32. vel Sense usen e CER RUBER RD RES 11 Matrix Keypad RR ERE AI ERE RE AQ AERE Ao e TTE 12 MONO ECD Controller EE E ee De Dae er ees een ee 13 User Link and VGA Power down 14 SMCS EDC37932 Super VO Device aei nt a v E RAE EUR RUSSE HEEL e ORE RR 14 VGA CRT LCD Controller 15 Memory Map m t PE PERRO CREER oe REPRE RR een Edo 15 I enu ED 16 eset oe pb ee UBRO e BT TR Te 16 Additional On board Ee d mt P Erie 17 pee D Mian Mia 17 System BIOS cm 17 Reset OR RE ERES 17 ee tnam o miens 17 External Speaker ounce neuere Rene eh pep 17 Lupa RB ERI RD ot d ues 17 AEBS cueste tite RU ien bis 17 ROM DOS 6 22 3 e nnde e AD Pe FPE OD IG parses E EET TERR ROTE e AT 17 PS 2 MO0USE ios 4 3 ete ente ri ree EYE FR ER TREE ER CORDERO ER EER EU CORERU 18 PS 2 Rey Board 2 1 22 es SSS eG eos IIIS 18 External Battery nei e ede ORE RO e E Rb E DEM OE DER p M eR 18 SAVECMOS Utility 1 PI no P ree reo oe 18 Watchdos PER E ROLE ER EHE P PUER aos 18 User PR 18 DIN aee RR II eite 18 Appendix A Comme ct Oni sis iore namen Favs chu DEO 19 Appendix B Specifications iere perpe t eb e ea lp 25 Appendix C Mechanical Eayout
33. will update the CMOS settings in memory If SAVECMOS is put in the AUTOEXEC BAT file of the ELAN 104 it will be run every time the ELAN 104 is booted so guaranteeing that a particular group of CMOS settings are always used For more information on the syntax used run the SAVECMOS help menu by typing SAVECMOS Watchdog The Watchdog timer on the ELAN 104 is software enabled and generates a soft reset where only the CPU is reset exactly like the push button reset The watchdog function is provided by the Super I O chip on the ELAN 104 board This can be software initialised as described earlier User Link The user link LK1 can be read through the AMD ELAN SC400 processor registers This is described earlier With the link fitted the user link status will be zero and with it not fitted it will return a one Utilities Disk The utilities disk provided with the board includes the following the necessary Arcom Flash Filing System files All the ROM DOS 6 22 utilities SAVECMOS a utility to back up the ELAN 104 in case of battery failure SRAMDISK SYS a device driver to use the SRAM as a high speed read write drive ROM DOS DOC Comparative review of ROM DOS 6 22 and MS DOS 6 22 and a list additional commands e RDUSER Self extracting ROM DOS users manual d rcom CONTROL SYSTEMS 2192 09102 000 000 J583 ELAN 104 APPENDIX A Connections Power Connections The board only requires 5v for normal operation If howeve
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