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INSTALLATION MANUAL AND TECHNICAL SPECIFICATIONS OF

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1. ON 1 2 3 4 5 6 7 8 9 0 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 0 ON 1 2 3 4 5 6 7 8 9 SO ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 0 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 104 EXTENSION VITI 3 RS485 mode with ECHO OFF RS485 mode with ECHO ON Permanent transmit enable Transmit enable controlled by RTS With line polarization Without line polarization With terminating resistor VITI 4 LITE 104 EXTENSION ON m Without terminating resistor 1 2 3 4 5 6 7 8 9 10 SPECIAL CONFIGURATIONS TRANSMIT ENABLE CONTROLLED BY TXD ON m E E E E m m E E m RS422A mode Slave 1 2 3 4 5 6 7 8 9 10 ON m E m m m m m E E m RS485 mode with ECHO OFF 1 2 3 4 5 6 7 8 9 10 ON m E E m m m m E E m RS485 mode with ECHO ON 1 2 3 4 5 6 7 8 9 10 gt Limitations related to transmit enable by TXD Limit the speed of communications to 56 Kbits second Limit the number of RS485 interfaces to 20 with a maximum length o
2. LTIPOIN RS422A INTERFACE FOR MULTIPOINT LINE ERMINAL SLAVE 100 120 Ohms English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications TW STE D PA RS APPENDIX E RS422A RS485 INTERFACE RS485 HALF DUPLEX POINT TO POINT CABLING RS485 INT POINT TO POINT LINE ERFACI E FOR RS485 INTERFACE FOR POINT TO POINT LINE TX RX English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications D PA TWISTE RS E 10 APPENDIX E RS422A RS485 INTERFACE RS485 HALF DUPLEX MULTIPOINT CABLING RS485 INTERFACE FOR MULTIPOINT LINE MASTER POLLING SELECTING D A A TX RX RT 120 Ohms RS485 INTERFACE ULTIPOINT LINE TWISTED PA H NTERMEDIATE SLAVE POLLING SELECTING a TX RX as RS485 INTERFACE FOR ULTIPOINT LINE TERMINAL SLAVE POLLING SEL iat SO l 120 Ohms English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX E RS422A RS485 INTERFACE E 11
3. TERMINATING RESISTOR TERMINATING RESISTOR RS422A TX RX TX RX i RS485 f RX RX TX RX TX RX RX RX 560 Ohms max in RS485 1 KOhms max in RS422A VCC RT 100 120 Ohms English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications E 6 APPENDIX E RS422A RS485 INTERFACE RS422A SIMPLEX MULTIPOINT CABLING RS422A INTERFACE FOR MULTIPOINT LINE MASTER RS422A INTE LTIPOIN TW RS422A INTERFACE FOR MULTIPOINT LINE ERMINAL SL RT 100 120 Ohms English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications STE D PA RS APPENDIX E RS422A RS485 INTERFACE RS422A FULL DUPLEX POINT TO POINT CABLING RS422A INTERFACE FOR POINT TO POINT LINE RT 100 120 Ohms TW STE D PA RS422A INTERFACE FOR POINT TO POINT LINE A gt FIX English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications RS E 8 APPENDIX E RS422A RS485 INTERFACE RS422A FULL DUPLEX MULTIPOINT CABLING RS422A INTERFACE FOR MULTIPOIN LINE MASTER POLLING SELECTING RS422A INTE
4. English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 485 EXTENSION VII 7 VIL2 Installing the MCX Lite 485 card in the PC You should leave a free slot near the card if you want to replace the 9 pin J2 connector with the 25 pin J4B connector or if you want to use the parallel port via the JSB connector Conversion cables J5 CONNECTOR HE10 26 pin male J4 CONNECTOR HE10 26 pin male J4B CONNECTOR 25 pin male channel 2 J5B CONNECTEUR 25 pin female parallel port If the SUBD 9 pin connector is replaced by the SUBD 25 pin connector the 2 serial channels on the card have the same connections English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VII 8 LITE 485 EXTENSION VIL3 Signals on connectors The following table describes the signals on each of the of the Lite 485 extension s 9 pin and 25 pin connectors e Ji and J4B Connectors These are male SUBD 25 pin connectors They are attached to serial ports 1 and 2 respectively J1 and J4B CONNECTOR PORT 1 and 2 Male SUBD 25 pin Signal CCITT V 24 Standard Direction C fe o GROUND 0V 12 VDC 200 mA TX or TX RX TX or TX RX x T Insulated ground 108 2 I Input signals O Output signals RS422A uses the RX 23 RX 21 and TX 13 TX 12 signals RS485 uses the TX RX 13 and TX RX 12 signa
5. Consequently we strongly recommend that you check the pin assignments on the connectors of any peripherals you attach to the Lite SERIAL extension Some modems use these pins in particular pin 9 which is the Positive Voltage Test to obtain power for their electronics If this is the case we advise you not to cable this pin or to check that the modem s power consumption is compatible with the available current 250 mA MAX Furthermore it is absolutely forbidden to attach modems or NULL MODEM cables to the Lite SERIAL extension ports without using the adapter cable illustrated below Lite SERIAL MODEM e 2 3 3 4 4 5 5 7 7 8 8 15 15 17 17 20 20 22 22 24 24 This type of cable may be used both for traditional asynchronous modems and BSC or X25 synchronous modems It cannot damage either piece of equipment in RS232D only V 4 Mechanical options e MCX Lite 19 Rack 2U includes an MCX Lite S card two SUBD25 connectors and a power supply English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications V 6 LITE SERIAL EXTENSION V 5 Electrical and mechanical specifications Electrical specifications of the Lite SERIAL extension POWER CONSUMPTION 5 VDC 12 V DC 0 27 A max 1 35 W 18 mA max 216 mW Electrical and mechanical specifications of the MCX Lite S card POWER CONSUMPTION DIMENSIONS OPERATING CONDITIONS Relative 5VDC 12VDC 12VDC
6. When attached to the Lite 104 extension the assembly is called the MCX Lite 104 card When attached to the Lite 485 extension the assembly is called the MCX Lite 485 card When attached to the Lite SERIAL extension the assembly is called the MCX Lite S card the equivalent of one quarter of an MCX 08 When attached to the Lite UNX you obtain the equivalent of the MCX Lite U card The Lite UNX was designed to be compatible with DOS applications that use traditional dumb communications cards The MCX Lite U card functions just like a PC with an ACKSYS UNX232 550 communications card Any DOS program that uses the UNX232 can be run with no modifications on the MCX Lite U card All the options of the UNX232 card are compatible with the Lite UNX extension UNXBP BC20MA UNX AD422 485 UNX Unlike the MCX 00 card the MCX Lite 0 card has no keyboard connector nor a socket for the MCX 387 extension English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications 4 INTRODUCTION 1 2 Programming modes Each type of card offers several programming options summarized in the following paragraphs 1 2 1 Using the ACKSYS programs in the FLASH EPROMs Two ACKSYS programs contained in the FLASH EPROM help the programmer manage the card s 2 to 64 channels e The basic program delivered with all cards for asynchronous communications only e The optional multiprotocol program also manages certain
7. 3 4 5 6 7 8 1 2 3 4 5 6 7 8 J1 Connector 25 pin male ne 9 pi 1 Port 1 RS232 RS422 RS485 CoN PID MAE Port 2 RS232 and current loop J5 HE10 26 pts J4 HE10 26 pts Parallel port SUBD 25 femal Serial port N 2 J J 5 4 B B SUBD 25 male The current loop interface is optional English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VII 2 LITE 485 EXTENSION Factory settings Serial port 1 and 2 in RS485 mode with ECHO OFF RTS transmission control enabled line polarization terminating resistor interrupts and addresses COM1 COM2 3F8h IRQ4 2F8h IRQ3 ST1 1 2 Parallel port configuration Latched mode T2 1 2 No auxiliary 12 V power supply on J1 and J4B ST3 2 3 Galvanic insulation or serial ports 1 and 2 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 485 EXTENSION VII 3 VIL1 Configuring the extension The Lite 485 extension features one set of four switches SW1 two sets of eight switches SW2 and SW3 and three jumpers ST1 ST2 and ST3 SW1 Interrupts and input output address for the extension The SW1 switch lets you configure the interrupt lines with the MCX Lite 0 card and the address ranges used by the extension s 2 serial ports UNA Mode IRQ4 port 1 IRQ3 port 2 IRQS port 1 and 2 ON Port 1 280h ena
8. MCX Range Installation Manual and Technical Specifications IV 8 THE MCX BP EXTENSION CLOCK SOURCES IN SYNCHRONOUS MODE For channels programmed in RS232D mode 3 RS232D clock signals are available on the 25 pin connectors of the MCX BP unit rev E and later e Pin 15 TXCLK_I Incoming transmit clock signal e Pin 17 RXCLK Incoming receive clock signal e Pin 24 TXCLK Outgoing transmit and or receive clock signal 2 RS232D clock signals are available on the 25 pin connectors of the MCX BP unit rev A to rev D e Pin 15 TXCLK Outgoing transmit and or receive clock signal e Pin 17 RXCLK Incoming receive clock signal For channels programmed in RS422A mode 2 RS422A clock signals are available only on the first three 25 pin connectors of the MCX BP unit e Pins 14 and 16 TXCLOCK Outgoing transmit clock signal e Pins 19 and 11 RXCLOCK Incoming receive clock signal English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX BP EXTENSION IV 9 WARNING The MCX BP unit has been designed to communicate in either RS232D or RS422A Asa result the SUB D 25 pin connector uses additional pins compared to standard RS232 connectors Consequently we strongly recommend that you check the assignment of pins 9 10 and 15 on the connectors of any peripherals you attach to the connection device of the MCX card Some modems use these pins in particular
9. ON position means the switch is pushed to the top The switch must be OFF to enable the address bit at 1 This corresponds to Address 0280h When delivered from the factory the cards are encoded at an I O address of 280h and therefore occupy the I O addresses between 280h and 287h English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX LITE O CARD HI 5 HI 1 5 Jumper settings The card has five jumpers which let you configure its operating mode e ST1 The ST1 jumper controls the card s built in watchdog functions ST1 on 1 2 Enables the watchdog It can be controlled by software ST1 on 2 3 Disables the watchdog e ST2 and ST3 These two jumpers control some of the card s software functions ST2 on 1 2 and ST3 on 1 2 This is the card s default setting This combination enables the MCC emulation mode enables the asynchronous command interpreter or the multiprotocol command interpreter this mode lets you use MCXDEBUG ST2 on 2 3 and ST3 on 1 2 This setting enables the card s PC compatible mode In this mode you can use the MCX Lite card in stand alone mode with the Lite 104 extension ST2 on 1 2 and ST3 on 2 3 Reserved for ACKSYS ST2 on 2 3 and ST3 on 2 3 This combination lets you use the MCX DOS software e ST4 The ST4 jumper lets you connect the 12V FLASH required to
10. Terminal count automatically generates an interrupt to the MCX card on the same line as the SCCs These bits are all set to zero after an SCC RESET Base address 11h Reset T C bit Read only Reading this address zeroes the T C bit that is read latched to the polling register Base address 12h Read RING Read only This register only exists in versions E and later of the MCX BP unit It lets you read the RING INDICATOR signal when the lines in question are operating in synchronous mode Each bit in this register set to 1 indicates that the RING signal is active on the line associated to this bit Bit 0 Line 1 Bit 1 Line 2 etc English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX BP EXTENSION IV 13 Base address 14h RS232D RS422A Configuration Write only The 8 bits in this register let you configure each of the unit s eight connection channels in RS232D or RS422A mode Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Channel 6 Channel 7 Channel 8 Each bit set to 1 forces the channel concerned to operate in RS422A mode rather than in RS232D mode Base address 15h DMA Clock Configuration Write only The first three bits of this register DO D1 and D2 let you assign the MCX card s DMA channels to lines 1 2 and 3 as follows Channel 1 with DRQ1 and DRQ 2 Channel 2 with DRQ3 and DRQS Channel 3 wit
11. or of the peripherals connected to the communication line The bits in this register are set to 1 when they change state and are reset to 0 by reading this register e Bit 0 This is the Delta clear to send DCTS bit It indicates that the CTS input was modified since the last CPU read e Bit 1 This is the Delta data set ready DDSR bit It indicates that the DSR input has changed state e Bit 2 This bit indicates that the Ring indicator RI input has gone from logic level 1 to logic level 0 e Bit 3 This is the Delta received line signal detector DRLSD bit It indicates that the RLSD input has changed state Note As soon of one of the bits 0 1 2 or 3 changes to logic level 1 a Modem Status interrupt is generated e Bit 4 This bit is the reverse image of the CTS input bit e Bit 5 This bit is the reverse image of the DSR input bit e Bit 6 This bit is the reverse image of the RI input bit e Bit 7 This bit is the reverse image of the RLSD input bit English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX D 85C30 FEATURES D 1 Appendix D 85C30 FEATURES Warnin Those wishing to program the MCX XX and the MCX Lite S cards should obtain the complete documentation of the 85C30 under the following reference Am8530H Am85C30 Advanced Micro Devices Serial Communication Controller Technical Manual The information provided
12. 04 MCX Range Installation Manual and Technical Specifications THE MCX 00 CARD I THE MCX 00 CARD II 1 Installing the card The card must be installed in a 16 bit slot II 1 1 Jumpers and switch settings ACKSYS MCX 00 CARD ST1 l 3 n See a eee R E A n N CSeOeINANEWNe Ss Nn w CAADAMEWNE Ss Factory settings SW1 280h SW2 IRQ10 SW3 D000h ST1 on 1 2 ST2 on 1 2 ST3 on 1 2 ST4 on 2 3 et STS on 1 2 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications II 1 II 2 THE MCX 00 CARD 11 1 2 Selecting the interrupt level The DIP switches at SW2 let you select one of ten interrupt levels Before selecting an interrupt level make sure it is not already used by another peripheral already installed in your machine Once you have chosen the interrupt use the table below to select the combination desired DIP switch SW2 Selecting the interrupt level To select an interrupt level simply move the switch corresponding to your choice to the ON position Warning you cannot select two levels at once All other switches must be in the OFF position
13. A max 8 W 12 V for 8 lines 12 V for 16 lines 12 V for 24 lines 12 V for 32 lines 12 V for 40 lines 12 V for 48 lines 12 V for 64 lines 12 V for 8 lines 12 V for 16 lines 12 V for 24 lines 12 V for 32 lines 12 V for 40 lines 12 V for 48 lines 12 V for 64 lines 83 mA max 1 W 166 mA max 2 W 0 mA max 0 00 W 0 mA max 0 00 W 0 mA max 0 00 W 0 mA max 0 00 W 0 mA max 0 00 W 83 mA max 1 W 166 mA max 2 W 0 mA max 0 00 W 0 mA max 0 00 W 0 mA max 0 00 W 0 mA max 0 00 W 0 mA max 0 00 W Power consumption calculations are based on an MCX 00 card with an 80386 SX 25 Mhz processor an 80387 25 Mhz coprocessor 4 Mbytes RAM and from 1 to 8 MCX BP units with 8 RS422A channels with no load l Power consumption is lower for configurations with more than 16 channels since the MCX PWS auxiliary power supply is used systematically This auxiliary power supply is required for more than 16 channels or when there are more than 8 RS422A lines active simultaneously When the MCX PWS external power supply is connected total power consumption on the PC bus is equivalent to the power consumed by the MCX card plus whatever the number of lines installed English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications IV 7 Programming This information is provided only for writing programs that are internal to the card THE MCX
14. BP EXTENSION IV 7 1 Input Output ports on the MCX BP unit Up to 8 RS232D RS422A connection units may be attached to one MCX card Each unit has its own address range and interrupt level Unit 1 Addresses 600h to 61Fh IRQ3 Unit 2 Addresses 620h to 63Fh IRQ4 Unit 3 Addresses 640h to 65Fh IRQS Unit 4 Addresses 660h to 67Fh IRQ6 Unit 5 Addresses 680h to 69Fh IRQ7 Unit 6 Addresses 6AOh to 6BFh IRQ11 Unit 7 Addresses 6COh to 6DFh IRQ12 Unit 8 Addresses 6EOh to 6FFh IRQ14 In each unit the addresses are distributed as follows SCC 0 Base address 00h Base address Olh Base address 02h Base address 03h SCC 1 Base address 04h Base address 05h Base address 06h Base address 07h SCC 2 Base address 08h Base address 09h Base address OAh Base address OBh SCC 3 Base address OCh Base address O0Dh Base address OEh Base address OFh Channel 2 command register Read write Channel 2 data register Read write Channel 1 command register Read write Channel 1 data register Read write Channel 4 command register Read write Channel 4 data register Read write Channel 3 command register Read write Channel 3 data register Read write Channel 6 command register Read write Channel 6 data register Read write Channel 5 command register Read write Channel 5 data
15. KQ 12 KQ min English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX H ELECTROMAGNETIC COMPATIBILITY EMC H 1 Appendix H ELECTROMAGNETIC COMPATIBILITY EMC This equipment generates and uses electromagnetic frequencies and if it is not installed and used strictly according to the manufacturer s specifications it may generate interference which disturbs television and radio reception This digital device does not emit any electromagnetic noise exceeding the limits for a Class A digital device as specified in section J 15 of the FCC Rules and Regulations concerning electromagnetic interference If this equipment nevertheless produces radio or television interference we suggest you may remove this interference by following one or more of the measures below e Change the orientation of the antenna e Move your computer away from the antenna e Plug your computer into a different wall socket from your tuner Contact ACKSYS or an experienced RADIO TELEVISION technician for further suggestions are necessary English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications Appendix I NOTES English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX I NOTES 2 APPENDIX I NOTES English version December 14 1995 Revision B 04 MCX Range Installat
16. Note The ON position means the switch is pushed up Default interrupt SW2 6 IRQ10 When delivered from the factory the IRQ10 interrupt is selected English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX 00 CARD II 3 IL 1 3 Selecting the base address The address of the card s dual ported memory may be selected in the memory space between 512 Kbytes and 16 Mbytes using a set of 10 switches SW3 The card occupies a contiguous block of 32 Kbytes of memory Before selecting the card s address in memory make sure the address is available and that any cache memory does not cover this area with system memory The table below indicates the address bits associated with the different switches Inter DIL SW3 Selecting the memory address The example below illustrates how to encode an address A23 A22 A21 A20 Al9 Al8 AI7 Al6 AIl5 0 0 0 0 1 1 0 1 0 or 0 D 0 This corresponds to Address 0D0000h Note The ON position means the switch is pushed up The switch must be OFF to enable the address bit at 1 When delivered from the factory the selected base address is 0D0000h The appendix entitled Configuring the SW3 switch provides the most common configurations for SW3 English version December 14 1995 Revision B 04 MCX
17. RS232D e The 8 channel RS232D extension channels 1 and 5 are switchable to RS422A e The 8 channel RS422A extension channels 1 and 5 are switchable to RS232D e The 8 channel mixed extension with 4 RS232D channels channel 1 is switchable to RS422A and 4 RS422A channels channel 1 is switchable to RS232D When delivered all the channels in an RS232D unit are configured as RS232D and all the channels in an RS422A unit are configured as RS422A You can configure channels 1 and 5 as follows On the back of the UNXBP unit find the 2 or 3 switches located under the connectors for the channels that are switchable between RS232D and RS422A If the dots are visible mode 422 is selected If the dots are not visible mode 232 is selected These switches are accessible through a slot in the unit cover Do not open the unit That would void your warranty English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VI 4 LITE UNX EXTENSION VI 3 Signals on the UNXBP Connectors The following table describes the signals on the 25 pin connector of the UNXBP 232 and meer Vv a Signal Description Direction aie UNXBP3 422 units eae Vv a Signal Description Direction mie Poros 1 Pf Pema I Input signal O Output signal The 12 VDC and 12 VDC outputs are protected by thermal fuses The maximum acceptable total load for an 8 channel unit is 750 mA at e
18. RS485 HALF DUPLEX MULTIPOINT CABLING RS485 INTERFACE FOR MULTIPOINT MULTIPLE MASTER TERMINAL LINE WITH ECHO COLLISION DETECTION D A A TX RX RS485 INTERFACE FOR MULTIPOINT MULTIPLE MASTER TERMINAL TWISTED PAIRS LINE WITH ECHO COLLISION DETECTION X RX RS485 INTERFACE FOR MULTIPOINT MULTIPLE MASTER TERMINAL LINE WITH ECHO COLLISION DETECTION TX RX English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications E 12 APPENDIX E RS422A RS485 INTERFACE CABLE LENGTH FOR RS422A OR RS485 LINES Minimum values for a 24 gauge AWG twisted pair cable Length in meters 1200 1000 100 10 1K 1 W THOUT L TERMINAT NG RES STOR NE W NG RES 10K TH TERMINAT 100K English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications 1M STOR Rate in Bits sec 10M APPENDIX F ESD CHARACTERISTICS OF THE MCX CARDS F 1 Appendix F ESD CHARACTERISTICS OF THE MCX CARDS The cards in the MCX range receive exceptional protection against voltage surges and electrostatic discharges ESD Each RS232D and RS422A signal is protected by
19. THE MCX LITE O CARD HI 7 HI 3 Programming This information is provided only for writing programs that are internal to the card IHI 3 1 Input Output ports on the MCX Lite 0 card This section provides an exhaustive list of the I O ports on the MCX Lite 0 card Address 80h Control the display of the group of 8 LEDs Write only DOs nene reve ees LED 0 DI ci cesccotiatinaicians LED 1 DZ csaiietsbsastoels amuses LED 2 DDD sian lo Sian aie Sisnittina LED 3 Dae o E EAT LED 4 Deere nana LED 5 DG 252 ieietibstan ceived tennss LED 6 D tance tenures LED 7 red LED Setting a bit to turns on the corresponding LED Address 500h Trigger an interrupt on the host PC Write only DO Set to Q Laess disables the interrupt line DO set to 1 eee enables the interrupt line This interrupt line may be physically attached to the following IRQ lines in the host PC IRQ9 or IRQ2 IRQ3 IRQ4 IRQ5 IRQ7 IRQ10 IRQ11 IRQ12 IRQ14 IRQ15 use the SW2 switch to select the interrupt positions 1 to 10 respectively Address 501h Potential PPV used by the FLASH memory Write only DO set to Q Lassee PPV 5V Read Flash mode DO set tol esee PPV 12V programming mode Address 503h Clear interrupt IRQ9 coming from the PC Write only DO set to Qor 1 removess the interrupt generated by the PC The interrupt generated by the PC is physically connected to the IRQ9 interrupt line on the MCX Lite O card English version Dece
20. addresses 0 or 1 of the dual ported memory These interrupts are received on the MCX Lite card s IRQ9 line When set to 0 this bit disables this type of interrupt DD 2 oniran aae This bit controls the delay for triggering the Watchdog If D2 1 this delay is 1 6 seconds it is 100 ms if D2 0 DA Initial window address A15 DA perna Initial window address A16 DIri hiia Initial window address A17 DO eeaeee ii Initial window address A18 DF oea A Initial window address A19 These bits define the address of the 32 Kbyte initial logical memory page as seen by the PC The other address bits A20 A21 A22 and A23 are forced to 0 during this operation Warning writing to this register for the first time automatically validates the Bus Master mode for PC access towards the MCX Lite card You must have set channel 0 of DMA controller number 1 to cascade mode before writing to this register If you access this register before initializing the Bus Master mode all PC access to the dual ported memory will be blocked as well as the PC You should also note that this logical page is only valid until the host PC sets another page Address 505h Restart the Watchdog Write only DO set to Oor 1 Restarts refreshes the Watchdog timer Address 506h Control the Watchdog Write only DO set to Q wee watchdog disabled DO S600 lanem watchdog enabled The watchdog may still be disabled by ST1 If
21. be extracted from data received using sampling techniques in this case the divider output must be 32 times faster than the expected rate English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications D 2 APPENDIX D 85C30 FEATURES SCC interrupts The SCC features three types of interrupts Receive interrupts Transmit interrupts Change of state interrupts Each of these types of interrupts is controlled by the user s program Channel A has a higher priority than channel B In each channel the receiver has priority over the transmitter which in turn has priority over the change of state interrupt When the transmit interrupt is enabled the CPU receives an interrupt when the transmitter changes from the non empty to the empty state The transmitter must contain at least one character in order to trigger an interrupt When the receive interrupt is enabled the CPU may be interrupted by any of these three methods when the first character is received or when a special condition is detected when all characters are received or when a special condition is detected only when a special condition is detected The first two cases are the most often used when transferring blocks of data the special condition is the detection of one or more of the following events Receiver data is overwritten Frame error Finally the major function of the change of state interrupt
22. below provides beginners with general information to help them better understand the complete technical documentation General features of the SCC 85C30 The SCC 85C30 features two independent full duplex communication channels with programmable dividers that can generate independent communication rates It operates as a serial parallel parallel serial converter It manages both asynchronous and synchronous serial communications In asynchronous mode the SCC can transmit characters containing from 5 to 8 bits Users can program the basic clock division factor The SCC can detect and generate BREAK signal and parity Finally the SCC can detect parity overwrite and frame errors The SCC supports synchronous communication modes such as synchronous character mode MONOSYNC BISYNC and synchronous bit mode HDLC SDLC In all these modes the SCC can generate a CRC during transmission and can detect receive errors CRC errors frame errors overwritten characters parity errors The receive and transmit clocks used for synchronization may be external internal or may be extracted from data received Each channel on the SCC contains a programmable baud rate generator The SCC s clock is first pre divided by 1 in synchronous mode by 16 in asynchronous mode then goes through a programmable divider The transmit and receive clocks may be provided either by the output of this divider or from a pin on the line interface or may
23. cay aus cee esl 2c ax E a case um antiee E E E V 7 V 6 1 Input Output ports on the Lite SERIAL extension ee eeeceseecneecsseeeeceseeeeeseaeeenaecneeees V 7 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE SERIAL EXTENSION V 1 V THE LITE SERIAL EXTENSION If you add the Lite SERIAL extension to the MCX Lite O card the result is equivalent to the MCX Lite S card The Lite SERIAL extension includes all the communications logic in particular a ZILOG 85C30 communications processor as well as line drivers required by the RS232D and RS422A standards This extension lets you add two asynchronous or synchronous RS232D or RS422A channels to the MCX Lite 0 card which then performs like one quarter of an MCX 08 card CONNECTOR TO MCX Lite 0 J3 ACKSYS Lite SERIAL EXTENSION J4 LEDS Oo V 1 Configuring the extension e STI The ST1 jumper either enables or disables the presence of the 12 power supply on the J1 and J4 output connectors In position 1 2 this voltage is not available in position 2 3 12V is available on connectors J1 and J4 as described below English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications V 2 LITE SERIAL EXTENSION V 2 Installing the MCX Lite S card in the PC Leave a free slot near the card in case you wish to replace the J2 SUB D9 connector with a SUB
24. character counter to zero The shift register is not erased however The FCR1 bit is automatically reset to zero after being used e Bit 2 When set to 1 this bit FCR2 erases all the data in the FIFO transmit buffer it also resets the character counter to zero The shift register is not erased however The FCR2 bit is automatically reset to zero after being used e Bit 3 This bit FCR3 concerns the TXRDY and RXRDY pins which are not used in this card These two signals may be used to trigger DMA cycles e Bits 4 5 Bits 4 and 5 FCR4 and FCRS are reserved for future use e Bits 6 7 These two bits FCR6 and FCR7 are used to tell the receive FIFO that it should generate a FIFO interrupt Use the table below to make this selection Number of characters Bit Bit6 in the FIFO buffer peel Ea EZEZ English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX C 16C550 SPECIFICATIONS C 7 The interrupt identification register IIR This register s address is the same as that of the 16C450 note it is located at the same address as the FIFO control register The bits in this register have the following meaning e Bit 0 This bit may be used in Polling mode When set to 1 it indicates that an interrupt condition is active The identification register contents may then be used as a pointer to the appropriate interrupt routine e Bits 1 and 2 Thes
25. functioning It is automatically reset to 1 when the receive register and the transmission shift register are empty at the same time In FIFO mode when set to 1 this bit indicates that the FIFO transmit buffer and the transmit shift register are totally empty Bit 7 In 16C450 mode this bit always equals 0 In FIFO mode it indicates that the FIFO receive buffer contains at least one incorrect character This bit is automatically reset to zero when you read the line status register English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications C 6 APPENDIX C 16C550 SPECIFICATIONS The FIFO control register FCR This register can be read under the name of the interrupt identification register You can also write to this register It lets you control the FIFO buffer Enable FIFO mode Clear the FIFO buffer Select the FIFO buffer receive mode These controls are performed as follows e Bit 0 When set to logic level 1 this bit FCRO enables the FIFO mode for both transmit and receive operations If set to 0 FIFO mode is disabled and all the characters in the FIFO buffer are erased When going from 16C450 mode to the 16C550 FIFO mode or vice versa all data in the FIFO buffer is erased This bit must be set to 1 in order to program the other bits in this register e Bit 1 When set to 1 this bit FCR1 erases all the data in the FIFO receive buffer it also resets the
26. insulation 1200 Vims mini 10000 V us at Vem 1000 V with insulation from 0 to 95 RH without condensation Electrical specifications of the Lite 485 extension POWER CONSUMPTION 5 VDC 0 25 A max 1 25 W 12 V DC 18 mA max 216 mW Electrical and mechanical specifications of the MCX Lite 485 card DIMENSIONS OPERATING CONDITIONS Length x Width Relative humidity non condensing Temperature Storage POWER CONSUMPTION 5 VDC 12VDC 12 VDC 1 73 A max 18 mA max 18 mA max 340mm 95 to 25 C 5 to 65 C 25 to 70 8 65 W 216 mW 216 mW x115 mm The dimensions do not include the attachment bar and the two ISA connectors Power consumption calculations are based on an MCX Lite 485 card with an 80386 SX 25 Mhz processor 4 Mbytes RAM and 2 serial channels programmed in RS232A mode with a resistance of 90 Ohms English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VII 12 LITE 485 EXTENSION VIL5 Programming This information is provided only for writing programs that are internal to the card VII 5 1 Input output ports on the Lite 485 extension The base addresses for the serial channels depend on the position of the SW1 1 switch SW1 1 PORT 1 PORT 2 En Each serial ports occupies 8 input output addresses starting at the associated base address The appendix on the 16C550 provides all the characteristics
27. output I O address of the MCX card for the host PC is set by the DIL SW1 switch The factory setting for the base I O address is 280h Address Base 0 Read FIFO Read only This I O port lets you read the contents of the FIFO buffer which was previously filled by the MCX card this FIFO buffer is 256 bytes deep If the buffer is empty the value obtained is OFFH 255 Address Base 0 RESET MCX Write only This I O port lets you reset the MCX card This reset occurs 1 6 seconds after writing to this address This feature is only available on REV C cards and later with the Watchdog jumper set ST1 in position 1 2 Warning Validating the watchdog by software has no effect Address Base 1 Write PAGE Write only Bits DO to D7 let you select a logical 32 Kbyte page in the memory of the MCX card that will be accessible in the PC window DO aein eeen Logical page address A15 D Y UN E EE S Logical page address A16 D VA Logical page address A17 Do aicutinedeiaaeetss Logical page address A18 DA E EE Logical page address A19 DD soreer Logical page address A20 DOsat Logical page address A21 DP rE EE EEES Logical page address A22 Address bit A23 is hard wired to 0 on the MCX card Warning Writing to this register the first time disables the page selection performed by the MCX card during its initialization Address Base 2 PC TO MCX INT Write only Writing to this address triggers an interr
28. register Read write Channel 8 command register Read write Channel 8 data register Read write Channel 7 command register Read write Channel 7 data register Read write English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications IV 12 THE MCX BP EXTENSION Base address 10h Polling Register read only The polling register identifies SCCs whose interrupt line is active DO to lAn pte a SCC 0 is active DIOT eassa SCC 1 is active DAO aaaea SCC 2 is active D3 to larar ecceeeeeeees SCC 3 is active DA nieno Teese PWEXT Bit if set to 0 this bit indicates that an external MCX PWS power supply is attached to the daisy chain of units In the opposite case this bit is set to 1 to indicate that there is no power supply or that the power supply unit is turned off D1 E NAE E AA Status of the clock source BP rev D and later 1 SCC clock 16 Mhz 0 SCC clock 14 7456 Mhz DT heredo iire Te Terminal Count DMA If this bit is set to 1 it indicates that a DMA cycle has just completed for a line of this unit This bit is automatically reset to 0 if you read the address of the polling register 1 Base 11h Warning this register cannot be used to identify the DMA channel that just finished its cycle when several cycles finish at the same time in that case read the status registers of the various DMA controllers Finally the
29. synchronous protocols This mode is only available on MCX cards with SCC 85C30 type communication devices ACKSYS provides the system level software drivers to let programmers carry out low level communications with the card If the ACKSYS driver is installed the PC application accesses the communication lines as if they were files It can then use standard operating system functions system calls such as READ WRITE IOCTL etc If the driver is not installed the application can use the card without operating system limitations but it is up to the application to manage access to the card Applications to be developed Applications resident on the Applications resident on the card PC Use the PC to develop the i application to run on the Basic program Your application PC using the development environment of your or ACKSYS driver choice under Optional multiprotocol or DOS Windows UNIX program OS 2 etc Your application alone Contact ACYSYS for driver availability English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications INTRODUCTION 1 5 1 2 2 Developing custom applications with MCXDEBUG MCXDEBUG is available on MCX cards equipped with SCC 85C30 communication devices MCXDEBUG is a platform for developing MCX applications under DOS offering e A debugging system MCXDEBUG e A library MCXLIB e A program loader for MCS 86 format programs MCX
30. the jumper at ST1 is set to position 2 3 the watchdog is disabled whatever the contents of the control register In position 1 2 however the watchdog may be enabled and disabled according to the contents of the control register English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications I 10 THE MCX LITE O CARD Address 507h FIFO PAGE Read Write When reading When reading bits DO to D7 indicate which 32 Kbyte page has been selected by the PC as dual ported memory Bits DO to D7 have the following meaning DO nt celeron deatwrites Window address A15 DI ieem Window address A16 B PARTE E Window address A17 Dd stesdatasatealesecasee as Window address A18 Dil cscn plies tirin tec aaltis tans Window address A19 DD T Window address A20 LG icp vices eaands Soteeuen ees Window address A21 DT E Window address A22 Address bit A23 is always hard wired to 0 on the MCX Lite card 1st MEGABYTE 2nd MEGABYTE Window PAGE Window PAGE Window PAGE address register address register address register Hex Hex Hex Hex Hex Hex 100000 108000 110000 118000 120000 128000 130000 138000 140000 148000 150000 158000 160000 168000 170000 178000 Excerpt of the correspondence table between window addresses and the Page register When writing When writing port 507h lets you write to the FIFO register which may contain 256 bytes English
31. to be developed Applications resident on the Applications resident on the card PC Use the card to develop the Your application Your application application designed to run on the card MS DOS MS DOS WINDOWS 3 1 Use the PC to develop the x WINDOWS 95 application designed to run on the PC MCXDOS program MCXDOS program English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications INTRODUCTION Il 7 I 3 Warranty The warranty period is specified in our terms of sale a 5 year warranty on parts and labor against any manufacturing defects except for failures due to non standard usage or by excessive actions of a third party or natural circumstances Repairs under warranty shall be performed on our premises in a maximum of two working days NOTICE Electrical current from the power supply the telephone and transmission cables may be dangerous e Only connect and disconnect cables when the host machine for your card is powered off e Do not touch the cables during storms DANGER NEVER CONNECT OR DISCONNECT THE SUB D CONNECTORS WHEN THE MACHINE IS POWERED ON Failures are often due to repeated manipulation of the RS232D connectors on the SUB D25 and or the SUB D9 connectors when the machine is powered on They usually destroy the line amplifiers in the connection device Most failures can easily be avoided by following the recommendation above PLE
32. unde Gat ae chic E A daa dh ule Rue i Se IV 11 IV 7 1 Input Output ports on the MCX BP uit cee eseeereeeeeeseecaeeeeeeaeecaeeeaeeeeecneseaeeseesaeseaeeesseeens IV 11 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX BP EXTENSION IV 1 IV THE MCX BP EXTENSION 255 240 Protective cover for last connector ee MLLLELLLLL LLL LLL LLL LL 1221110 78 i il 2 2 EA EA ACKSYS MCXBP Removable foot G IIIIIIUU0J tiz i 4xO4 5 Protective cover for first connector MCX BP EXTENSION DIMENSIONS IN mm WEIGHT 970 g 40 g protective covers for connectors The MCX BP attachment device RS232D RS422A is a fully independent sub assembly of the MCX 00 card It includes all the communications logic in particular the ZILOG 85C30 communications processors as well as the signal amplification system to meet the RS232D and the RS422A standards Furthermore the MCX BP includes several protective measures for the MCX BP unit in particular resettable fuses provide protection against short circuits and the Transient Voltage Suppressors TVS protect against voltage spikes They also provide excellent protection against static electricity The MCX BP extension lets you add 8 additional communication lines to the MCX 00 card up to 8 extensions may be attached to a single MCX 00 card for a total of 64 channels The basic kit includes e a device
33. version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX LITE O CARD I 11 IHI 3 2 Input Output ports on the host PC The base input output I O address of the MCX Lite 0 card for the host PC is set by the DIP switch SW1 The factory setting for the base I O address is 280h Address Base 0 Read FIFO Read only This I O port lets you read the contents of the FIFO buffer which was previously filled by the MCX Lite card this FIFO buffer is 256 bytes deep If the buffer is empty the value obtained is OFFH 255 Address Base 0 RESET MCX Lite Write only This I O port lets you reset the MCX Lite 0 card This reset occurs 1 6 seconds after writing to this address This feature is only available on REV C cards and later with the Watchdog jumper set ST1 in position 1 2 Warning validating the watchdog by software has no effect Address Base 1 Write PAGE Write only Bits DO to D7 let you select a logical 32 Kbyte page in the memory of the MCX Lite 0 card that will be accessible in the PC window DO opie eiaa Logical page address A15 Di eoa Logical page address A16 D PAI EE Logical page address A17 D3 precara Logical page address A18 Df redui u segs Logical page address A19 DS ccseverasunsnsdetducdearieness Logical page address A20 DOn ore ee aran Logical page address A21 DT si jaswassdeastenariaieceets Logical page address A22 Ad
34. x f Y X jets RS422A MULTIPOINT RS422A RS485 2 pairs HALF DUPLEX Controlled transmit enable RS485 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX E RS422A RS485 INTERFACE E 3 RS422A and RS485 transmission line characteristics Terminating resistor The line terminating resistor for the receiver in RS422A mode 100Q and for the transceiver in RS485 mode 120Q help to reduce noise generated over long high speed lines that disturbs reception The terminating resistor is not necessary in the following cases Noise free environment Distances and rates between 1000m at 9600 bits second and 100m at 112 K bits second Polarization Line polarization is required for a stable state in the following cases In RS485 mode when switching from transmit to receive In RS422A mode if several transmitters are on the bus and as a result a high impedance state must be used Only one polarization is necessary per line Cable specifications Twisted pair s may or may not be shielded gauge 22 24 AWG nominal impedance 100 120 Q Capacitance between conductors 50 pF Capacitance between shielding and conductors 70 pF max Shielded cable is required in very noisy industrial environments only ground one end of the cable Connect the GND either by a wire shared by all the interfaces or by grounding eac
35. 0 26 PIN CONNECTOR LINE 2 CCITT Fa Signal Description V24 Direction Standard eo on EAR N CCITT a Signal Description V 24 Direction Standard Pao axpara 0s Ps 1 expara o a o fe o p oa a o e _ a o mox m a o o E A ee Cs o omoara Pe 1 eow o Fae o ee _ I Input signal O Output signal CLOCK SOURCE IN SYNCHRONOUS MODE If channel 2 is operated in synchronous mode it is indispensable to use the optional SUBD 25 pin connector For channels programmed in RS232D mode 3 RS232D clock signals are available on the 25 pin connectors of the Lite SERIAL extension e Pin 15 TXCLK_I Incoming transmit clock signal e Pin 17 RXCLK Incoming receive clock signal e Pin 24 TXCLK Outgoing transmit and or receive clock signal For channels programmed in RS422A mode 2 RS422A clock signals are available on the 25 pin connectors of the Lite SERIAL extension e Pins 14 and 16 TXCLOCK Incoming transmit clock signal e Pins 19 and 11 RXCLOCK Incoming receive clock signal Power available if the ST1 jumper on the Lite SERIAL extension is in position 2 3 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE SERIAL EXTENSION V 5 WARNING The Lite SERIAL extension has been designed to communicate in either RS232D or RS422A As a result the SUB D 25 pin connector uses additional pins compared to standard RS232 connectors
36. 2 let you select one of ten interrupt levels Before selecting an interrupt level make sure it is not already used by another peripheral already installed in your machine Once you have chosen the interrupt use the table below to select the combination desired DIP switch SW2 Selecting the interrupt level To select an interrupt level simply move the switch corresponding to your choice to the ON position Warning you cannot select two levels at once All other switches must be in the OFF position Note The ON position means the switch is pushed up Default interrupt SW2 6 IRQ10 When delivered from the factory the IRQ10 interrupt is selected English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX LITE O CARD HI 3 III 1 3 Selecting the base address The address of the card s dual ported memory may be selected in the memory space between 512 Kbytes and 16 Mbytes using a set of 10 switches SW3 The card occupies a contiguous block of 32 Kbytes of memory Before selecting the card s address in memory make sure the address is available and that any cache memory does not cover this area with system memory The table below indicates the address bits associated with the different switches DIP switch SW3 Selecting the memory address The example below illustrates how to encode a
37. 230 MCX CABLE eces Cable to connect an MCX BP unit to the MCX 00 card MCX PWS noieses Additional power supply for the MCX 16 card and above e MCX PCMCIA 0 Extension kit for connection PCMCIA 2 0 cards e MCX MODEM 0 Empty housing with connections for interface cards MCX MH 2ann2n45c55 8 V32bis modem card for the MCX MODEM 0 MCX MHB eee Unit with 8 MCX MH modems MCX SLOT 00 Kit for attaching 2 AT 16 bit cards to the MCX 00 e MCX RACK 19 External 19 3U rack with power supply for mounting an MCX 00 card in stand alone mode English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications INTRODUCTION 1 3 1 1 2 The MCX Lite 0 card The MCX Lite 0 card is compatible with the MCX 00 card This model supports the following options and extensions MCX ASG ecese 486 SLC 25Mhz 486 SXLC2 50 Mhz MCX RAM ossee Additional RAM e Lite SERIAL extension 2 synchronous or asynchronous RS232D or RS422A serial channels SCC 85C30 e Lite UNX extension 4 or 8 asynchronous RS232D or RS422A serial channels 16C550 UARTs e Lite 485 extension 2 asynchronous RS232D RS422A RS485 isolated serial channels or in current loop 16C550 UARTs 1 parallel port e Lite 104 extension 1 asynchronous RS232D RS422A RS485 serial channel not isolated and the connections to attach 2 PC 104 cards
38. 2A or RS485 mode and configure ports 1 SW2 and 2 SW3 RS422A Mode RS485 Mode with ECHO OFF RS485 Mode with ECHO ON Transmission permanently enabled Transmit enable controlled by RTS With line polarization Without line polarization With terminating resistor ON l l l l i l Without terminating resistor 1 2 3 4 5 6 7 8 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VII 6 LITE 485 EXTENSION e ST1 jumper Parallel port interrupt mode configuration ST1 in position 1 2 Latched mode ST1 in position 2 3 Ack interrupt mode e ST2 jumper 12V auxiliary power supply on pin 9 of J1 and J4B connectors ST2 in position 1 2 No 12V auxiliary power supply ST2 in position 2 3 12V auxiliary power supply e ST3 jumper Select galvanic insulation on serial ports 1 and 2 ST3 in position 1 2 Without galvanic insulation ST3 in position 2 3 With galvanic insulation Important note In RS232D mode with galvanic insulation only the TXD and RXD signals are converted The GNDI insulated ground is available on pin 25 of the male SUBD 25 pin connectors J1 for port 1 and J2 for port 2 In this case pins and 7 should not be used It is therefore impossible to use the 9 pin connector which has no insulated ground
39. ASE FOLLOW THIS ADVICE Except for the lithium battery English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications CONTENTS IL INSTATLING THE CARD ri o oS Sosa Lee SSI SIE Is AS ae Se als Sad II 1 I 1 Jumpers and switch Set gs s 22 05 e sve coas iatess seesdes ss cag che cose dvsensbsasdescsuiesaneaveedssevaesacbesoepdgeoacesecvevagses H 1 E12 Selecting the interrupt level sranti n E E a R a ERNES II 2 M13 Selecting the base address i cs cos oieces wink phish acto es iere A gs ster pete E Bea eh EEE E eines II 3 II 1 4 Selecting the input output address 00 eee cece eeeeeeeeeeeceeeeeeeeeceseeeeeeeeeeseseeeseeeeaeseaesseeeseeceaaecaeesaeeneeeas 4 TL 1S Jumper setting Sites r ra e r E E EE E capes ETER E EEE E OEE EE searing IESS II 5 II 2 ELECTRICAL AND MECHANICAL SPECIFICATIONS ccsscccsssessesscssessceseseesseseesesceeseeneeeees II 6 H 2 1 Conmector descriptions aici eee er seach ce narar Eea orena EE Eare EEES EE Ra OE ERE OERO E E ssssus shed seescebegenstgpensaseeds II 6 LS PROGRAMMING sisisi sare iiaea ATAS EEE a TEE ATENE ES S EOE EEES Il 7 II 3 1 Input Output ports on the MCX 00 card seseseeseeeseseeeesssesesrrerssrsresrerrsesreseertnsestestsrrnestenrerreneeteseeersre l 7 Il 3 2 Input output ports onthe host PO 2 sa escedecssscedeecssasecesupsheetecienevscsvesvesdsvovhevteendesvecubosugeu sees peoe Nes mes I 11 English version December 14 1995 Revision B
40. BETWEEN UNITS B9 16 and C17 24 FOR 6 or 7 MCX BP UNITS BETWEEN UNITS C17 24 and D25 32 FOR 8 MCX BP UNITS BETWEEN UNITS D25 32 and E33 40 le F41 48 d o ACKSYS MCXBP amp PWF DCOK paai me 2 Cs 2 2 L2 U3 L2 Us C17 24 o ACKSYS MCXBP 27 24 PWF DCOK Round 80 pin cable m m MCX 00 card English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications IV 6 THE MCX BP EXTENSION IV 4 Mechanical options You may reinforce the attachments between the MCX BP and MCX PWS units using strengthening rods e modulo 2 BP support to attach 2 units e modulo 3 BP support to attach 3 units These supports may be connected together to hold a set of eight MCX BP units and an MCX PWS unit The MCX BP and MCX PWS units may be mounted in a 19 rack with the following supports e 19 Front panel modulo 2 lt 5U e 19 Front panel modulo 3 lt 8U e 19 Front panel connector for the round cable lt 3U A single MCX BP unit may be mounted in a 19 rack using the following support e MCX BPRACK 3U When operating independently an MCX card its power supply and its MCX BP unit may be mounted in a 19 rack using the following support e MCX RACK 19 3U English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX
41. BP EXTENSION IV 7 IV 5 Signals on the Connectors SUB D25 PIN CONNECTOR common to all eight channels of the extension CCITT Signal CCITT V 24 W aa Description V 24 Standard Standard Signal Direction TXCLOCK o TXCLOCK Rev lt E 113 TXCLK I Rev 2E TXCLOCK RXCLOCK I 2 2 a RXCLOCK 2 3 TXDATA 24 Rev lt E TXDATA TXCLOCK Rev 2E I Input signals O Output signals Warning to use the ACYSYS AD422 485 INT and BC20MA INT adapters you must connect the AUX 12V signal dot visible on the switch The 12 VDC and 12 VDC outputs are protected by thermal fuses the maximum acceptable total intensity for an 8 channel device is 750 mA on each output which is distributed across the number of loaded channels The RXCLOCK RXCLOCK TXCLOCK TXCLOCK RS422A signals are only available on channels 1 to 3 of each connection device The TXDATA TXDATA RXDATA and RXDATA signals are available on all ports if they have been initialized in RS422A mode For ports 1 and 5 the two sets of switches located on the front panel of the MCX BP extension let you select between the following signals for pin 15 TXCLOCK or TXCLK I depending on the revision of the MCX BP and 12VDC The TXCLOCK signal or TXCLK I depending on the revision of the MCX BP is always active on the other ports The 12VDC signal is active when the dot is visible on the switch English version December 14 1995 Revision B 04
42. D25 pin connector CONVERSION CABLE Supplied by ACKSYS OPTIONAL 25 PIN CONNECTOR channel 2 J4 26 PIN CONNECTOR 4 J2 9 PIN CONNECTOR chan 2 J1 25 PIN CONNECTOR chan 1 If the SUBD 9 pin connector is replaced by a SUBD 25 pin connector both of the card s channels have the same connections English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE SERIAL EXTENSION V 3 V 3 Signals on the Connectors The MCX Lite S card offers 3 output connectors e Ji connector and the optional SUBD 25 pin connector These 25 pin male connectors are connected to lines 1 and 2 on the card J1 SUB D25 PIN CONNECTOR LINE 1 and OPTIONAL SUB D25 PIN CONNECTOR LINE 2 ee TXDATA TXDATA I Input signal O Output signal e J2 Connector This SUBD 9 pin male connector is attached to the second line J2 SUB D9 PIN CONNECTOR LINE 2 I Input signal O Output signal Power available if the ST1 jumper on the Lite SERIAL extension is in position 2 3 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications V 4 LITE SERIAL EXTENSION e J4 Connector The J4 connector is provided HE 10 26 pins because it is not possible to output all the RS232D and RS422A signals on the J2 connector You may directly attach a ribbon cable equipped with a standard SUB D25 pin connector to J4 J4 HE 1
43. DESENA humidity Temperature Storage Width non condensing 1 75 A max 18 mA max 18 mA max 340mm x 95 at 25 C 5 at 65 C 25 at 70 C 8 75 W 216 mW 216 mW 115mm The dimensions do not include the attachment bar and the two ISA connectors Power consumption calculations are based on an MCX Lite S card with an 80386 SX 25 Mhz processor an 80387 25 Mhz coprocessor 4 Mbytes RAM and the two serial channels programmed in RS422A mode with no load English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications V 6 Programming LITE SERIAL EXTENSION V 7 This information is provided only for writing programs that are internal to the card V 6 1 Input Output ports on the Lite SERIAL extension The Lite SERIAL extension card is fully compatible with channels 1 and 2 of an MCX 08 The base address of these channels is set at 600h and cannot be changed The input output addresses are as follows SCC 0 Address 600h Channel 2 command register Read write Address 601h Channel 2 data register Read write Address 602h Channel 1 command register Read write Address 603h Channel 1 data register Read write x Address 610h Polling register Read only This bit provides the status of the SCC s interrupt line It is set to 1 if the SCC interrupt line is active Bit DO is set to zero after an SCC RESET Not significant Not significant Not significa
44. INSTALLATION MANUAL AND TECHNICAL SPECIFICATIONS OF THE MCX RANGE OF COMMUNICATIONS CARDS INSTALLATION MANUAL AND TECHNICAL SPECIFICATIONS OF THE MCX RANGE OF COMMUNICATIONS CARDS COPYRIGHT ACKSYS 1996 This document contains information that is protected by copyright No part of this publication may be reproduced transcribed stored on any computer system or other system translated into any language or into any computer language without prior written permission from ACKSYS 3 amp 5 rue du Stade BP 80 78302 POISSY CEDEX FRANCE REGISTERED TRADEMARKS e ACKSYS is a registered trademark of ACKSYS e OS 2 IBM PC AT are registered trademarks of International Business Machines Corporation e INTEL is a registered trademark of INTEL e MS DOS Windows NT Windows 95 are registered trademarks of MICROSOFT e UNIX SCO is a registered trademark of the Santa Cruz Operation e 386 IX is a registered trademark of Interactive Systems e QNX is a registered trademark of Quantum Software e CYRIX is a registered trademark of CYRIX e Texas Instruments is a registered trademark of Texas Instruments NOTICE ACKSYS provides this documentation as is without warranty of any kind In no event shall ACKSYS be held responsible for the profitability and conformity of the hardware compared to the user s requirements ACKSYS shall not be held responsible for any errors that might be contained in this document nor f
45. LOAD Applications to be developed Applications resident on the Applications resident on the card PC Use the PC to develop applications designed to run on the card and download the program to Your application Your application the card using MCXLOAD Use the PC to develop the application designed to run on the host PC MCXLOAD also exists for SCO UNIX INTERACTIVE 386 IX and QNX English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications 1 6 INTRODUCTION 1 2 3 Developing custom applications with MCXDOS MCXDOS exploits the PC structure of the MCX card It is a resident DOS program that acts like a shared network server It is loaded after the operating system and lets you load MS DOS both in your machine and in the MCX card The MCXDOS program lets you share your machine s resources disk drive monitor keyboard mouse with the MCX card You can develop an application at the same time on your machine and on the MCX card you switch the PC resources to the MCX using a keystroke combination You can quickly and easily switch from the virtual MCX machine to your PC This makes it very easy to develop applications for the MCX card because you use exactly the same compilers and development tools that you are familiar with on your PC MCXDOS is delivered with a library of routines to access MCX peripherals that are not in the standard PC structure Applications
46. Range Installation Manual and Technical Specifications Il 4 THE MCX 00 CARD IL 1 4 Selecting the input output address The PC communicates with the board using a group of eight I O addresses You can define the base address using the block of 10 switches at SW1 The card s base I O address may be selected in the PC s I O address space between 0 and 1 FFFh Note that most PCs do not decode I O addresses beyond 400h or 800h depending on the manufacturer If you choose 800h as your base address it is very likely that your card will be decoded at address 0 which will prevent your system from operating correctly The table below illustrates the address bits associated with the various switches DIP switch SW1 Selecting the I O address The example below illustrates how to encode an address on SW1 Al2 All AlO A9 A8 A7 A6 AS A4 AB 0 0 0 1 0 1 0 0 0 0 or 0 2 8 0 Note The ON position means the switch is pushed up The switch must be OFF to enable the address bit at 1 This corresponds to Address 0280h When delivered from the factory the cards are encoded at an I O address of 280h and therefore occupy the I O addresses between 280h and 287h English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX 00 CARD Il 5 11 1 5 Jumper settings The card has five jumpers which let you configure its o
47. a the channel interrupt register evaluated for all interrupt types via the extension s polling register globally for a channel via the OUT2 bit in its MODEM control register via the 8259 controller on the MCX Lite 0 card by managing the selected interrupt line using the processor s CLI STI instructions amp Warning the 8259 also uses IRQ7 to indicate a SPURIOUS INTERRUPT condition VI 6 3 Baud rate generator All the baud rate generators use a common 1 8432 Mhz clock The transmit and receive clocks are interconnected English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications CONTENTS VII THE LITE 485 EXTENSION Scscssessscseadeiscessasinscvononoicssvsconsevscaiensevsvenceonseseessenebscdvenss VIl 1 VILA CONFIGURING THE EXTENSION 3 2223 ciseesetetsiee na iintseh aust eadhcdetles hadettasdageeciagpaeeaiiees VII 3 VII 2 INSTALLING THE MCX LITE 485 CARD IN THE PC ecscceesccessteceseeeessecesaeeesnaeeesaeeees VII 7 WHS SIGNALS ON CONNECTORS 25 cc ccetescinsceteocanecaedananedehageacetessonnestedensestenteeuusieidqeadiceaitatacs VII 8 VII 4 ELECTRICAL AND MECHANICAL SPECIFICATIONS cssssecesseceeseeceseeeesaeeesaeeeenaeeesaees VII 10 VILS PROGR AMINILN Girt etett enee tetiideh acteauetditeaeh eter e atau bea tated oman VII 12 VII 5 1 Input output ports on the Lite 485 extension cee eeessecsseceseeeeeeeseessecsaecnaeceeeeeeeeeaes VIl 12 VIL 5 2 Enabl
48. ach voltage level to be distributed across the number of active channels Note for UNXBP 232 units Warning the TXDATA and tRXDATA RS422A signals are only available on port 1 of a 4 channel UNXBP RS232D extension and on ports 1 and 5 of an 8 channel UNXBP RS232D extension if they have been configured in RS422A The POL signals are not available they provide 12V in all modes Note for UNXBP 422 units Warning the RS232D signals are only available on port 1 of a 4 channel UNXBP RS422A extension and on ports 1 and 5 of an 8 channel UNXBP RS422A extension if they have been configured in RS232D mode The POL signal is replaced by 12V for channels and 5 programmed in RS232D English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE UNX EXTENSION VI 5 WARNING We strongly recommend that you check the assignment of pins 9 and 10 on the connectors of any peripherals you attach to the Lite UNX extension connectors Some modems use these pins to power their electronics If this is the case we advise you not to cable this pin or to check that the modem s power consumption is compatible with the available current 750 mA MAX If a LED is lighted it indicates that the connectors are correctly powered by the system This LED may go out for the following reasons e Bad connection in the attachment cable e Failure in the 12V or 12V voltages in the system e S
49. ard the Lite 104 extension adds an asynchronous RS232 RS422 RS485 serial port 16C550 UART as well as two PC 104 slots Its installation is the same as for all the options of the Lite family simply connect one end of the extension to the MCX Lite 0 card The Lite 104 extension includes two printed circuits the main Lite104 circuit contains the serial interface the extension circuit LO4EXT lets you attach 1 or 2 PC 104 cards Connector to the MCX Lite 0 card Basic printed circuit on the Lite104 HE13 female connectors to the ACKSYS 104EXT card SILI al 12 345 678910 SW1 ST2 3 ACKSYS Lite 104 Male SUBD 25 pin connector RS232D 422 485 serial port Factory settings ST1 in position 1 2 Serial port on COM1 ST2 in position 1 2 Pin 9 of J4 not connected SW 1 RS232D Serial port English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VITI 2 LITE 104 EXTENSION VIII 1 Configuring the extension ST1 jumper Configure the serial port in COM1 or COM2 mode The jumper at ST1 configures the Lite 104 extension s serial port mode Position 1 2 COM1 Mode Address 3F8h Interrupt IRQ4 Position 2 3 COM2 Mode Address 2F8h Interrupt IRQ3 ST2 jumper 12V on pin 9 of the J4 SUB D25 connector The jumper at ST2 connects or disconnects the 12V signal to pin 9 on the SUB D 25 pin con
50. atchdog a keyboard controller and a 256 Kbyte FLASH EPROM containing a PC compatible BIOS The card and the host can use three means to communicate The host computer can access any location of the MCX RAM through a 32Kbyte dual ported Window The card manages all conflicts It automatically adapts to the host machine s bus speed The host computer and the board can send interrupts to each other The card can use a 256 byte FIFO to send data to the host English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications 2 INTRODUCTION 1 1 1 The MCX 00 card This basic model when associated with one or more MCX BP extensions can control up to 64 synchronous or asynchronous RS232D or RS422A serial ports As of 16 lines 2 MCX BP units in RS422A or 24 lines 3 MCX BP units in RS232D an additional power supply MCX PWS is required An MCX 08 is an MCX 00 with an MCX BP extension 8 channels an MCX 16 is an MCX 00 with two MCX BP extensions and so forth The MCX 00 supports the following options and extensions MCX 486 eee 486 SLC 25Mhz 486 SXLC2 50 Mhz MCX 38T aeotost tenes 80387 25 Mhz arithmetic coprocessor MCX RAM neee Additional RAM NIC Me BPs cc chesteecasutsscacaies 8 channel synchronous or asynchronous RS232D or RS422A unit with an SCC 85C30 MCX BP85230 oaeen 8 channel synchronous or asynchronous RS232D or RS422A unit with an SCC 85
51. bit is reset to O when you read the line status register Bit 2 This bit indicates a parity error The character received did not have the correct parity This bit is reset to 0 when you read the line status register In FIFO mode this bit indicates that the character currently at the top of the FIFO buffer has a parity error Bit 3 It indicates a frame error the stop bit following the last data bit or parity bit was detected with a value of 0 This bit is reset to 0 when you read the line status register In FIFO mode this bit indicates that the character currently at the top of the FIFO buffer has a frame error Bit 4 This bit tells the CPU that a Break has been detected on the line all bits at 0 for a period greater than one character In FIFO mode this bit indicates that the character currently at the top of the FIFO buffer was generated by the Break signal Note If you wish the events associated with bits 0 1 2 and 3 may generate a receive interrupt when they are detected Bit 5 This bit indicates that the transmit unit is ready to receive a character from the CPU Furthermore this bit may also generate a transmit interrupt if the interrupt register has been programmed correctly In FIFO mode it indicates that the FIFO transmit buffer is empty this bit is reset to zero as soon as at least one character is present in the FIFO buffer Bit 6 When set to 0 this bit indicates that the transmitter is currently
52. bits per character Even odd or no parity 1 14 1 2 2 stop bits False start bit detection Complete status reporting capabilities Tri state TTL drive and bi directional data bus Detects and generates Breaks Internal loop testing available to detect hardware failures Error detection Break parity overload frame Priority based interrupt arbitration system Single 5V power supply X C amp amp amp This component is used to serialize data on the transmitter and to de serialize data on the receiver The following serial transmit receive data format is used 1 start bit from 5 to 8 data bits transmitted from least to most significant bit 1 parity bit if programmed 1 bit 1 2 bit 5 data bits or 2 stop bits The maximum recommended transmission rate is 115 200 bits second The internal registers let programmers use several types of interrupts various character formats and simplified management of Modem signals You can read the 16C550 status bits at any time and modify them dynamically if required English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications C 2 APPENDIX C 16C550 SPECIFICATIONS The 16C550 includes a programmable baud rate generator than can divide an external frequency from a quartz or a TTL signal by a factor of to et The asynchronous communication unit can operate in both Polling and in
53. bled enabled enabled Port 2 288h COMECONE Mods ipoipo TROS per IROS porel and OFF Port 1 3F8h disabled disabled disabled Port 2 2F8h DIP SW1 Address and interrupt line selection Warning some switch combinations are not valid For example you cannot select two interrupt levels for the same port SW1 switch position in COM1 COM2 emulation SW1 1 COM1 COM2 addresses 3F8h 2F8h SW 1 2 IRQ4 port 1 enabled SW 1 3 IRQ3 port 2 enabled SW1 4 IRQ5 ports 1 and 2 disabled You can also set SW1 1 to ON but in this case only the IRQ levels are COM1 COM2 compatible SW1 switch position with ports 1 and 2 using IRQ5 and the address mode of your choice SW1 1 your choice of addresses SW1 2 IRQ4 port 1 disabled SW1 3 IRQ3 port 2 disabled SW1 4 IRQ5 ports 1 and 2 enabled SW1 1 should be set to the desired address range 3F8h 2F8h or 280h 288h English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VII 4 LITE 485 EXTENSION SW2 SW3 switches Select RS232 RS422A RS485 mode and configure serial ports 1 and 2 SW2 configures port 1 SW3 configures port 2 Select RS232D mode for port 1 SW2 and port 2 SW3 RS232D Mode English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 485 EXTENSION VII 5 Select RS42
54. control WRO WRI WR2 WR3 WR4 WR5 WR6 WR7 Sync characters for BISYNC or SDLC options o Z o WR8 WR9 WRI10 WRII WRI12 WRI3 WR14 WRO WRI WR2 WR3 WR4 WRS WR6 WR7 WR8 WRI WRIO WRII WRI12 WRI13 WRI4 W English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX E RS422A RS485 INTERFACE E 1 Appendix E RS422A RS485 INTERFACE RS422 and RS485 are electrical standards that provide for transmitting data in differential mode This method provides noise immunity and enables long distance transmission Notation for RS422A RS4835 signal status VOLTAGE NEGATIVE POSITIVE FUNCTION A has a lower potential than B in the idle state 1 MARK or OFF A has a lower potential than B in the idle state 1 MARK or OFF The TX and RX differential signals have a lower potential than the TX and RX signals in an idle state This remark is especially important when connecting to other RS422A RS485 interfaces Confusion reigns among many manufacturers concerning the naming of the TX RX TX and RX A A B and B signals English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications E 2 APPENDIX E RS422A RS485 INTERFACE RS422 RS485 SIGNAL TIMING DIAGRAM FULL DUPLEX FULL DUPLEX Permanent transmit enable Controlled transmit enable
55. d mode Code QCinema nee aa a a Error in DMA page register Code ODD ice innu nan ens No memory refresh OCS QE erne e E EOR 8042 micro controller error Code QE hraneste hnne e Cannot enter protected mode Code TOB ieir E E S GDT or IDT register error COE TIB scsscisastssaststivvsnccsiasivossceivatepeatiscpavcatsess LDT register error Code 2i orsi eii aoe tage kidd ae Task register error C de a eae eee eeteeoe ere CRS nen ee we pce ee LSL instruction error Code Tan ieee See ee eee LAR instruction error Code TOW justices sieise atededatagtalene sd enini VERR VERW error Code Tols arean aa cates AN R Error on address line A20 Code TT Mi ioi ac ira e e aes Unexpected exception Code tSionainn a Shutdown during memory test COE TON srein arerin era eaei Copyright checksum error G del AH ertai sed e eed Parameter checksum error Code COn esireast Memory test error Code Chunri n eana ea aaa IO CHECK signal error Code C2 spsisci soy saat a n ne Watchdog timeout C de A tg menta tern ict a anaes Ena Bus timeout English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications A 2 APPENDIX A AUTOMATIC POWER ON SELF TEST The following errors are only significant in MCC emulation mode Codes hrern alias cae a SCC 85C30 error Code B21 eiie ESS Dual ported memory error sc oe 5 Aen a a S NAE Unexpected TRAP error COE BAD opeisen tateetan iais Memory buffe
56. d to use more than eight RS422A lines simultaneously you must obtain an MCX PWS auxiliary external power supply This will avoid overloading your system s power supply this external power supply is automatically included in the MCX 24 32 40 48 56 and 64 channel configurations This power supply has the same dimensions as a connection unit It must be inserted in the middle of the daisy chain of MCX BP units This power supply must be plugged in to the mains Never connect or disconnect units when your system or the MCX PWS power supply is powered on 255 122 110 78 ACKSYS MCXPWS q Removable foot Connector toward MCX BP unit Nae 4 5 MCXPWS AUXILIARY POWER SUPPLY DIMENSIONS IN mm WEIGHT 1728 g 22 g protective covers for connectors English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX BP EXTENSION IV 5 CONNECTING FROM 1 TO 8 MCX BP UNITS For configurations with more than 16 channels each MCX BP unit is identified by a code A1 8 B9 16 C17 24 printed on a label attached to the front panel to facilitate the order of assembly TIO 5 e G Ce Ce MCXPWS AUXILIARY POWER SUPPLY ED H57 64 9 o ACKSYS MCXBP Q776 PWF DCOK O Q Power cord ACKSYS MCXPWS INSERT THE MCX PWS IN THE FOLLOWING LOCATIONS FOR 2 or 3 MCX BP UNITS BETWEEN UNITS Al 8 and B9 16 FOR 4 or 5 MCX BP UNITS
57. devices which absorb voltage peaks that might damage electronic equipment Along with the shielded cable this protection system makes the cards extremely reliable extends their lifetime reduces their electromagnetic interference and protects them from external parasites All these elements make the cards in this range ideal tools for communications applications in noisy industrial environments If the communications line are subject to large voltage surges or spikes lightning direct connection to a power supply etc the protective devices self destruct in order to protect the card and the host system Extracts from an ESD test report These tests were carried out following the CEI 801 2 and MIL STD 883C 3015 X method standards the severity of these tests exceeded the highest levels specified by the standards The following table summarizes the results obtained from applying electrostatic discharges directly to the RS232D signals These tests were carried out during the execution of a test program by connecting the output signals to the input signals MINIMUM ESD VOLTAGES DISTURBING THE OUTPUT SIGNALS ACKSYS 20Hz bursts Cards discharges discharges over second over 5 seconds MINIMUM ESD VOLTAGES APPLIED TO OUTPUT SIGNALS THAT GENERATE SEMI PERMANENT OR PERMANENT DISRUPTIONS MCX 17 kV 14 kV 14 kV 12 kV MCX Lite S 17 kV 14 kV 14 kV 12 kV English version December 14 1995 Revision B 04 MCX Range Installation Manual and T
58. dress bit A23 is hard wired to 0 on the MCX Lite card Warning writing to this register the first time disables the page selection performed by the MCX Lite 0 card during its initialization Address Base 2 PC TO MCX Lite Int Write only Writing to this address triggers an interrupt to the MCX Lite card IRQ9 line on the card This is an alternate method for waking up the MCX Lite card at the interrupt generated when writing to addresses 0 and 1 in the dual ported memory The contents of the data bits are not significant English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications I 12 THE MCX LITE O CARD Address Base 3 Clear MCX Lite 0 TO PC IT When writing Writing to this address resets the interrupt generated by the MCX Lite and aimed at the host PC The contents of the data bits are not significant When reading Reading this register returns the following information DOs Sierticaisneise tiea MCX TO PC INT Bit when set to 0 this bit indicates that the interrupt signal generated by the MCX Lite card D Type Flip Flop address 500H is idle When the signal is active this bit equals 1 Dt Bate BAe Ba esis FIFO EMPTY Bit set to 0 it indicates that the FIFO buffer is empty set to 1 it indicates that the FIFO buffer contains at least one byte I D AEE MCX INT Bit set to 1 it indicates that the MCX Lite card has not yet disabled the in
59. ductors limited by the EIA standard depends on the transmission speed and the type of cable used Type of cable to use Gauge 24 twisted pair s 50 pF m nominal RS422A RS485 impedance 120 Q In very noisy industrial environments a grounded shield is required Capacitance between grounded shield and conductors 75pF m Maximum distance for RS232D 16 5 m transmission Protection against transiert Breakdown voltage per peak voltage surges RS422A RS485 7V in common mode 14V in differential mode Absorption capacity 0 3 kW during mS English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications Protection against transient voltage surges RS232D Protection against electrostatic discharges in accordance with EIC 801 2 RS422A RS485 and RS 232D Galvanic isolation 1 minute test voltage RS422A RS485 and RS232D Immunity to transients RS422A RS485 and RS232D LITE 485 EXTENSION VII 11 By transils Breakdown voltage 25V in common mode Absorption capacity 0 3 kW during 1 mS The system exceeds the upper limit of the standard level 4 15 kV maximum voltage Furthermore the standard only specifies single discharges applied on the external housing and not directly on the signals Single discharge test gt 21 kV 20 Hz impulse test duration 1 S gt 20 kV Optocouplers and dc dc converter 2 5 kVims amp 3 kVac
60. e two bits in the identification register may be used to determine the source of the interrupt as illustrated in the table below e Bit 3 In FIFO mode this bit is set to 1 to indicate that a Timeout interrupt is waiting e Bits 4 and 5 These two bits are always at logic level zero e Bits 6 and 7 These two bits are set to 1 when the FCRO bit in the FIFO control register equals 1 The table below summarizes the various states that may cause interrupts and indicates how to reset them to zero Interrupt identification table a ee E ee oo o o Overflow Parity Frame Break Read the receive register or 1 grd Character ready the FIFO register FIFO buffer ready Read the line status register Read the receive register or 1 gud FIFO timeout the FIFO register a i Write a character or read Transmitter empty the IIR Read modem status register English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications C 8 APPENDIX C 16C550 SPECIFICATIONS Interrupt enable register JER The only difference between the 16C450 and the 16C550 models concerns bit O of this register It enables receive interrupts and also enables receive timeout interrupts FIFO interrupt management A When both FIFO receive interrupts and the receiver are enabled a receive interrupt is triggered as follows The receive interrupt is sent to the CPU when the number of characters in the FIFO buffer
61. echnical Specifications F 2 APPENDIX F ESD CHARACTERISTICS OF THE MCX CARDS No functional disruptions nor any damage was noticed during the ESD tests when charges up to 25 kV 10 were applied to the units metallic housing which represent the limits of the generator The full of the ESD test report is available upon request 99kV for the MCX Lite U card English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX G EXCERPTS FROM THE EIA STANDARD G 1 Appendix G EXCERPTS FROM THE EIA STANDARD The table below presents the various characteristics of the E A TIA 562 RS232 EIA TIA 574 EIA TIA 561 etc RS422A and RS485 standards This chart is particularly useful for maximum authorized cable lengths for the various standards Type of communications Differential Differential Number of transmitters and 1 transmitter 1 transmitter 32 transmitters receivers allocated per line 1 receiver 10 receivers 32 receivers Maximum cable length 1320 m 1320 m Maximum rate 64 Kbits sec 10 Mbits sec 10 Mbits sec over 13 m over 13 m transmitter voltage EIA TIA 562 PECIFICATI RS 422A RS 485 level Empty 15V 5V 5V Load resistance on the 3107 KO 1002 540 transmitter oe Powered off Vimax 3002 100nA 100nA Transition time 30V uS max Se Voltage range at receiver input 7V to 7V 7V to 12V Receiver sensitivity 200mV 200mV Resistance of receiver input 3 to 7
62. er contains 8 bits each bit corresponds to a port Bits set to 1 indicate that an interrupt has been detected on the corresponding port e The MASK register is an 8 bit register that lets you disable a single interrupt or a combination of interrupts for each port without changing the interrupt register on the 16C450 To mask disable a line s interrupt write a 0 bit corresponding to the line to disable To unmask enable a line write a 1 bit To determine which ports triggered the interrupts you may query the 16C550 s interrupt identification registers or the POLLING register You can access the MASK and POLLING registers at address 287h WRITE MASK REGISTER AT ADDRESS 287h 0 Masked NOTE If jumper ST1 is in position 1 2 all interrupts coming from the Lite UNX extension will be subject to the contents of the mask register if not the mask register is ignored Significant for an 8 channel card English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VI 8 LITE UNX EXTENSION READ POLLING REGISTER AT ADDRESS 287h Bit 0 Port 1 Interrupt if 1 Bit 1 Port2 Interrupt if 1 Bit 2 Port3 Interrupt if 1 Bit 3 Port4 Interrupt if 1 Bit 5 Port 6 Interrupt if 1 Bit 6 Port 7 Interrupt if 1 Bit 7 Port 8 Interrupt if 1 Bit 4 Port 5 Interrupt if 1 VI 6 2 Enabling interrupts You may control interrupts at five levels vi
63. f 200 meters Do not use line terminating resistors Provide line polarization on the Lite 104 card s serial port only one polarization per line SW1 6 amp SW1 7 in ON position Avoid noisy environments Use a grounded braided shielded cable recommended English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications Configuration example ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 0 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 0 ON 1 2 3 4 5 6 7 8 9 10 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 104 EXTENSION VII 5 RS422 485 mode aha RS485 mode with ECHO OFF f Transmit enable controlled by RTS gt Without line polarization Without terminat
64. ggy back card on the last daughter card The IRQ9 IRQ10 DRQO DACKO and MASTER signals are not available on the PC 104 connector because they are used for the MCX Lite card s internal operations English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX A AUTOMATIC POWER ON SELF TEST A 1 Appendix A AUTOMATIC POWER ON SELF TEST When you power on the system the MCX card performs several tests to verify that its peripherals are in working order The results of these tests are displayed in a visual code so you can identify the error immediately This code is displayed on the set of eight LEDs in binary format The codes have the following meanings O0O00000 Bit 0 1 2 3 4 5 6 7 OUST ge teed oat hee cc call eles aout CPU flags register error COE O20 canser erensia renio CPU register error Code O30 44 25 1632 a BIOS memory checksum error C de OA nk ice hes crac Fc as elit ood eee DMA controller error Code yo eeearmee eer ert re ren eer aren Per re re renee en System TIMERS error Code OGD srsiiciecticteveci a Retelaepi eed nuactaince Error when testing first 64 K or incorrect memory configuration Code OTT idres Get Mer asii Ge edna Error when testing first 64 K Code OS ea na a cad TS INT controller error COS 09h piaia iesnas eiiie Unexpected INT detected Code OA ih roten i iy No TIMER interrupt Code OBH fas tis cack a E E CPU already in protecte
65. gister are empty Finally bit 7 indicates that the FIFO receive buffer contains at least one incorrect character Modem control register This 8 bit register controls the Modem interface The bits in this register have the following meanings e Bit 0 This bit controls the Data terminal ready DTR output Bit 0 0 DTR logic level 1 Bit 0 1 gt DTR logic level 0 e Bit 1 It controls the Request to send RTS output Bit 0 0 gt RTS logic level 1 Bit 0 1 gt RTS logic level 0 e Bit 2 This bit controls the OUT1 output it is not used in the Lite UNX extension e Bit 3 It controls the OUT2 output used to enable the interrupt line amplifier This bit must be set to 1 in order to use the Lite UNX extension with interrupts e Bit 4 This bit initiates the 16C550 s internal diagnostic mode Information flows directly from the transmitter to the receiver The DTR RTS OUT1 and OUT2 signals are connected internally to the Modem inputs so the circuit s internal functions and registers may be tested In the Diagnostic mode the receiver transmitter interrupts are fully operational e Bits 5 7 These bits are always forced to logic level 0 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications C 10 APPENDIX C 16C550 SPECIFICATIONS The modem status register This 8 bit register informs the CPU of the status of the Modem control lines
66. h DRQ6 and DRQ7 When these bits are set to 0 the associated DMA channels are virtually disconnected from the communication lines This lets you for example use line 1 in DMA mode for the first unit but use lines 2 and 3 in DMA mode for the second unit In any case the first DMA channel must be used to transmit while the second may only be used to receive Warning DMA channels DRQ1 DRQ2 and DRQ3 are 8 bit channels while channels DRQ5 DRQ6 and DRQ7 are 16 bit channels Power Fail LED Command When this bit is set to 1 the Power Fail LED on the connection unit is turned on SCC source clock command 0 for 16 Mhz 1 for 14 7456 Mhz Only on MCX BP revision D cards and later English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications CONTENTS V THE LITE SERIAL EXTENSION 0 sissscessisscocescctsccssncosnasecasccesisicsetasdsssccesassccesecscocconssesace V L V 1 CONFIGURING THE EXTENSION saucsosdsfecesuegssvnaues sien satan tetdesticctaencesaunsautaleesccatia deena aatsenyetes V 1 V 2 INSTALLING THE MCX LITE S CARD IN THE PC esscecesececssccecesececsceeesaeeeeseeessaeeeesaees V 2 V3 SIGNALS ON THE CONNECTORS asicsaiscaeaacsscaededs neronen at eie a irsini V 3 We MECHANICAL OPTIONS si slic Sal a a id ake eet n Lea a aS hg V 5 V 5 ELECTRICAL AND MECHANICAL SPECIFICATIONS sssccecssccecssccecssecesssceeescceeseeeesaeeeesaees V 6 AY ROGER RIMINI Gas sca cca
67. h interface use the same reference ground for all the equipment If you use galvanically insulated interfaces the GND connection is not mandatory The voltage in common mode will be limited to the voltage of the galvanic insulation English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications E 4 APPENDIX E RS422A RS485 INTERFACE RS422A CONNECTION 4 WIRES SIMPLEX RS422A INTERFACE FOR POINT TO POINT OR MULTIPOINT LINE MASTER o 1x FULL DUPLEX RS422A INTERFACE FOR POINT TO POINT OR MULTIPOINT SD eae TX SIMPLEX RS422A INTERFACE FOR POINT TO POINT OR MULTIPOINT LINE SLAVE 1 A RX l BI FULL DUPLEX RS422A INTERFACE FOR POINT TO POINT OR MULTIPOINT LINE MASTER SLAVE POLLING SELECTING TX TX RX RX English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX E RS422A RS485 INTERFACE E 5 RS485 CONNECTION 2 WIRES HALF DUPLEX HALF DUPLEX RS485 INTERFACE FOR POINT RS485 INTERFACE FOR POINT TO POINT OR MULTIPOINT LINE TO POINT OR MULTIPOINT LINE MASTER SLAVE POLLING SELECTING MASTER SLAVE POLLING SELECTING TX RX TX RX TX RX TX RX
68. he MCX 00 card This section provides an exhaustive list of the I O ports on the MCX 00 card x Address 80h Control the display of the group of 8 LEDs Write only 916 Senet eer nene reve ees LED 0 DI ci cesccotiatinaicians LED 1 DZ csaiietsbsastoels amuses LED 2 DDD sian lo Sian aie Sisnittina LED 3 Dae o E EAT LED 4 Deere nana LED 5 DG 252 ieietibstan ceived tennss LED 6 D tance tenures LED 7 red LED Setting a bit to turns on the corresponding LED Address 500h Trigger an interrupt on the host PC Write only DO Set to Q Laess disables the interrupt line DO set to 1 eee enables the interrupt line This interrupt line may be physically attached to the following IRQ lines in the host PC IRQ9 or IRQ2 IRQ3 IRQ4 IRQ5 IRQ7 IRQ10 IRQ11 IRQ12 IRQ14 IRQ15 use the SW2 switch to select the interrupt positions 1 to 10 respectively Address 501h Potential PPV used by the FLASH memory Write only DO set to Q Lassee PPV 5V Read Flash mode DO set tol se PPV 12V programming mode Address 503h Clear Interrupt IRQ9 coming from the PC Write only DO set to O or 1 ow removes the interrupt generated by the PC The interrupt generated by the PC is physically connected to the IRQ9 interrupt line on the MCX card English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications II 8 THE MCX 00 CARD Address 504h Status Control Register Read W
69. hort circuit on a SUB D 25 pin connector e Power supply overload on the SUB D 25 pin connectors In case of an accidental short circuit on the SUB D25 pin connectors you should power down the system and determine the cause of the short circuit Warning you must wait 20 seconds before restoring power to the connection device after shutting down the system This is due to the resettable protective thermal fuses VI 4 Mechanical options e MCX Lite UNX 19 Rack 2U includes an MCX Lite UNX card a power supply and four connectors on the front 3 SUBD25 and 1 SUBD9 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VI 6 LITE UNX EXTENSION VI 5 Electrical and mechanical specifications Electrical specifications of the Lite UNX extension with UNXBP 4 RS232D channels POWER CONSUMPTION 5 VDC 12 V DC 0 2 A max 48 mA max 1W 576 mW Electrical specifications of the Lite UNX extension with UNXBP 8 RS232D channels POWER CONSUMPTION 5 VDC 12 V DC 0 22 A max 96 mA max 1 1 W 1 1 W Electrical and mechanical specifications of the MCX Lite U card with 4 and 8 RS232D channels POWER CONSUMPTION DIMENSIONS OPERATING CONDITIONS Length x Rove 5 VDC 12VDC 12 VDC Width humidity Temperature Storage non condensing 1 68 A max 48 mA max 48 mA max 8 4 W 4 chan 576 mW 4 chan 576 mW 4 chan 340mm 95 at 25 C 5
70. ical page in the window DA STEE E eins ST2 Bit set to 1 it indicates that the ST2 jumper on the MCX card is in position 1 2 set to 0 the jumper is in 2 3 I D e ST3 Bit set to 1 it indicates that the ST3 jumper on the MCX card is in position 1 2 set to 0 the jumper is in 2 3 Bits D6 and D7 are not significant English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications CONTENTS HI THE MCX LITE 0 CARD sssseserseseserceeesoroesesesocoesosoesesesoceesosorsesesoeoesosorsesesoeoesosorseseseee IT 1 TT INS CATING THE CARD a a a R AR AR M 11 WT Jumpers and switch settings i sses siens iessoe saseasdettoes coches Tesse s vka CSTE EE E oS rea SEE ESE saveedbpastesosbevendiseesoeveges MI 1 M1 2 Sel ctine the mterrupt level sronto onn A EA E N aes R E S R n MI 2 IM 1 3 Selecting the baseaddresSiiiiiinnsn orones eereonrenore sr oro NE EE e EEE ars S enasi MI 3 MI 1 4 Selecting the input output address eee eee cseecseeeseceeecseeeneeseecaeecaeesaecaeecaecsaecseeeaeseaeecnsesaeeaeesaees M 4 1 5 Jumper settings srao era E r EE rT EEE ER E EE EEEE E Eok EEE h M 5 II 2 ELECTRICAL AND MECHANICAL SPECIFICATIONS s sesessesssssseseseesesessssestseenesessseseseenesee M 6 MI 21 Connector descriptions nsise sieo serseri Lode cascescecustge vssesccd ssdues SPEEL Paba oe ERESSE PEKEE Ssk OSEERE SSE HI 6 IN Ss PROGRAMMING 4 13 lt is cemscetost sat naa a e a E REA M 7 HI 3 1 Input O
71. ing interrupts yenne a ea eA ee eee eee VII 12 VIT 5 3 Baud rate generatorene tsei UA RA Al he EAL Ga ete VIl 12 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 485 EXTENSION VII 1 VII THE LITE 485 EXTENSION If you add the Lite 485 extension to the MCX Lite 0 card the result is equivalent to the MCX Lite 485 card This card features 2 asynchronous serial ports up to 115 200 bits second for controlling industrial communications lines in RS232 RS422 or RS485 The Lite 485 is based on dual asynchronous communication units each unit includes 2 16C550 components with FIFO buffers that are compatible with the 8250 used in all PCs The RS232D RS422A RS485 and 20 mA current loop interfaces are each available on the 2 extension ports to meet the requirements of industrial environments The Lite 485 extension also includes a parallel port for connecting a printer or a software protection dongle J3 Connector CONNECTOR TO MCX Lite 0 ACKSYS Lite 485 EXTENSION 1 2 SW1 3 4 J7 Connector 1 ST16C552 For current loop 2 I ST3 2 chan option 3 J5 HE10 Connector 26 pin male Parallel port J4 HE10 Connector 26 pin male Port 2 RS232 RS422 RS485 and current loop J6 Connector for current loop option 1 2
72. ing resistor VITI 6 LITE 104 EXTENSION VIII 2 Signals on connectors The Lite 104 extension card includes a male SUB D 25 pin connector J4 that groups the serial communications port s RS232 RS422 and RS485 signals The following table describes the signals on this connector e J4 Connector Ou ee s ee O On E a o 0 m Ca Oa Os 13 TX XXXXXX Signals not used In RS485 mode you must use pins 12 TX RX and 13 TX RX English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 104 EXTENSION VITI 7 Signals on the PC 104 connector The PC 104 connector generally repeats the signals of the 8 16 bits ISA bus It uses an HE13 connector instead of the traditional PC edge connectors e J2 Connector AEN ROC DRQ2 B20 CLK B27 T C B30 OSC B31 GND B32 GND Croo svoe Owe English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VITI 8 LITE 104 EXTENSION e J3 Connector ROIO RoN ROI C w mos 100si6 CRo CRo Cmon Cmos ps f o D18 GND D19 GND Note for installing PC 104 extension cards As discussed previously in this document you may attach two PC 104 format daughter cards to the Lite 104 extension card In order to avoid short circuits and to avoid wasting slots in your machine we recommend that you cut the transfer pins for mounting a pi
73. ion Manual and Technical Specifications English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX I NOTES APPENDIX J EVALUATION SHEET J 1 Appendix J EVALUATION SHEET We appreciate your comments and suggestions for improving the quality and ease of use of our documentation We would be grateful if you could take a few moments to fill out this evaluation sheet and return it to us Thanks in advance Address es Clearly indicate the version of the card the software and the documentation e MCX Card e MCX Lite S Card e MCX Lite U Card e MCX Lite 485 Card e MCX Lite 104 Card e FLASH EPROM Revision e Documentation Revision English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications J 2 APPENDIX J EVALUATION SHEET Please give a grade from 0 worst to 10 best for each of the following characteristics Format hod Presentation Organization Clear Precise Explanations Errors If you find any errors in this document please note the page number and describe the type of error or write the modifications on the pages in question and send photocopies of those pages along with this report ACKSYS 3 5 rue du Stade BP 80 78302 POISSY C dex FRANCE Telephone 33 1 39 11 62 81 Fax 33 1 39 11 47 96 T l x ACKSYS 699 982 F English
74. is to alert the CPU when one of the following signals changes state CTS DCD RI SYNC BREAK ABORT English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX D 85C30 FEATURES D 3 SCC Architecture The SCC s internal structure features two independent full duplex channels two baud rate generators control and interrupt logic and an interface for a non multiplexed bus Each channel has associated read and write registers These registers control the SCC and provide status information on the unit The logic for both channels formats the data and synchronizes and enables data transfer to and from the bus interface The state of the signals used to pilot modems is directly controlled by programming the control registers all the modem signals are general purpose signals which may of course be used for various applications The following registers are for both SCC channels Write registers WRO WR15 Read register RRO RR3 RR1O RR12 RR13 RRIS e The read registers NAME RRO Status of TX RX and external signals RR1 Status of special conditions RR2 RR3 RR8 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications D 4 APPENDIX D 85C30 FEATURES e The write registers Sync characters for MONOSYNC and BISYNC or SDLC address field I P oan External interrupt
75. ith the MCX Lite 0 card used by the extension The interrupt selected is common to all channels You may select one of four interrupt levels IRQ3 IRQ4 IRQ5 or IRQ7 as described below Ros Ro mor DIP Switch SW1 Selecting the interrupt line An interrupt is selected when the corresponding switch is in the ON position At the first level interrupts are controlled for each communications device when bits are set in the 16C550 s interrupt register e ST1 Jumper Mask register Interrupts may also be controlled using the MASK and POLLING registers on the card These registers are described in the Programming section The ST1 jumper validates the use of the mask register ST1 in position 1 2 Mask register enabled ST1 in position 2 3 Mask register disabled English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE UNX EXTENSION VI 3 VI 2 Installing the UNXBP unit The Lite UNX extension is connected to the SUB D 25 pin connectors on the UNXBP unit using a round 50 pin shielded cable 4 channel version or 100 pin cable 8 channel version You should check the cable connection The unit contains active components and an improper connection is likely to damage the device Several types of UNXBP extensions are available e The 4 channel RS232D extension channel 1 may be switched to RS422A e The 4 channel RS422A extension channel 1 may be switched to
76. les this type of interrupt D PAE E This bit controls the delay for triggering the Watchdog If D2 1 this delay is 1 6 seconds it is 100 ms if D2 0 DA Initial window address A15 DA perna Initial window address A16 DIri hiia Initial window address A17 DO eeaeee ii Initial window address A18 DF oea A Initial window address A19 These bits define the address of the 32 Kbyte initial logical memory page as seen by the PC The other address bits A20 A21 A22 and A23 are forced to 0 during this operation Warning Writing to this register for the first time automatically validates the Bus Master mode for PC access towards the MCX card You must have set channel 0 of DMA controller number 1 to cascade mode before writing to this register If you access this register before initializing the Bus Master mode all PC access to the dual ported memory will be blocked as well as the PC You should also note that this logical page is only valid until the host PC sets another page Address 505h Restart the Watchdog Write only DO set to Oor 1 Restarts refreshes the Watchdog timer Address 506h Control the Watchdog Write only DO set to Q wee watchdog disabled DO S600 lanem watchdog enabled The watchdog may still be disabled by ST1 If the jumper at ST1 is set to position 2 3 the watchdog is disabled whatever the contents of the control register In position 1 2 however the watchd
77. loping custom applications with MCXDOS 000 eeeeeceseeeeeeeeceseeeeeeeeeeseseaeeeaeeseseaeseeeeeeseaeeaee 1 6 L3 WARRANT Y st sign ese alae dn vp a aa te pastas wa Sa ep aca va ee peeve pa ld acca ao I 7 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications INTRODUCTION IL 1 I INTRODUCTION Thank you for purchasing an intelligent communications card from the MCX range The cards in this range are designed to be compatible with all systems built around a 16 bit EISA or ISA bus This documentation describes the installation procedure and the technical specifications for each of the cards in the range I 1 Presenting the MCX range All the cards in the MCX range are designed around two basic models the MCX 00 and the MCX Lite 0 These cards along with their options and extensions meet a broad range of needs for serial communications These two models share the same architecture the only difference concerns the extensions they support This architecture is similar to that of a PC AT with a 386 microprocessor Certain configurations can execute programs written for a PC on card The MCX range is a series of intelligent communications cards They have their own microprocessor INTEL 80386SX 25 Mhz or CYRIX 486SLC at 25 Mhz Texas Instruments 486 SXLC2 50 Mhz to manage the communications channels Each card has 2 Mbytes of RAM which may be expanded up to 16 Mbytes a hardware w
78. ls RS232D uses the TXD 2 and RXD 3 signals English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 485 EXTENSION VII 9 e J2 Connector This male SUBD 9 pin connector is attached to serial port 2 J2 CONNECTOR PORT 2 Male SUBD 9 pin Signal Direction I Input signals O Output signals The RS422A and RS485 signals are not available on this connector Warning this connector can only be used by serial port 2 in non insulated RS232D mode English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VII 10 LITE 485 EXTENSION VII 4 Electrical and mechanical specifications Transmission type Asynchronous full duplex half duplex and simplex Interface type EIA RS232D CCITT V24 EIA 574 EIA RS422A EIA RS485 CCITT V11 Signals converted with galvanic RX and TX insulation Control signal RTS controls transmit enable RTS at 0 transmitter enabled RTS at 1 transmitter disabled Signals without galvanic RTS DTR CTS DCD RI and DSR insulation Maximum voltage in common a mode RS422 RS485 Maximum capacity in RS422 10 receivers limited by the EIA standard Maximum capacity in RS485 32 transmitters receivers Limited by the EIA standard Maximum transmission 1200 m for a gauge 24 cable 0 22 mm and with distance RS422 RS485 a capacitance of 50 pF m between con
79. mber 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications HI 8 THE MCX LITE O CARD Address 504h Status Control Register Read Write When reading Fifo Full Bit from MOSEL 7200 Also indicates the status of the MCX Lite 0 card s IRQ1O interrupt line Fifo Not Empty Bit from MOSEL 7200 Indicates the same status as the interrupt line selected on the PC when using the FIFO buffer 0 INT idle 1 INT active Fifo Half Full Bit from MOSEL 7200 Indicates the status of the interrupt line selected on the PC whether or not the FIFO buffer is used 0 INT idle 1 INT active Indicates the position of the jumper at ST3 0 position 2 3 1 position 1 2 Indicates the position of the jumper at ST2 0 position 2 3 1 position 1 2 POWER FAIL Bit 0 power supply failure on the MCX Lite card BAT LOW Bit set to 0 indicates that the Lithium battery should be replaced Reading this bit is only valid if the BAT TEST bit has first been set to 0 Address 504h when writing least significant bit English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX LITE O CARD HI 9 When writing DOnt teas BAT TEST Bit when set to 0 enables reading the BAT LOW bit as described above D EE Controls the dual ported memory interrupt When set to 1 this bit enables the interrupts generated by the PC when writing to
80. n address A23 A22 A2 A20 A119 A18 AI7 A16 AIl5 0 0 0 0 1 1 0 1 0 a es ee or 0 D 0 This corresponds to Address 0D0000h Note The ON position means the switch is pushed up The switch must be OFF to enable the address bit at 1 When delivered from the factory the selected base address is 0D0000h The appendix entitled Configuring the SW3 switch provides the most common configurations for SW3 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications H 4 THE MCX LITE O CARD HI 1 4 Selecting the input output address The PC communicates with the board using a group of eight I O addresses You can define the base address using the block of 10 switches at SW1 The card s base I O address may be selected in the PC s I O address space between 0 and 1FFFh Note that most PCs do not decode I O addresses beyond 400h or 800h depending on the manufacturer If you choose 800h as your base address it is very likely that your card will be decoded at address 0 which will prevent your system from operating correctly The table below illustrates the address bits associated with the various switches DIP switch SWI Selecting the I O address The example below illustrates how to encode an address on SW1 Al2 All Al0 A9 A8 A7 A6 AS A4 AB 0 0 0 1 0 1 0 0 0 0 fee ee 2 E or 0 2 8 0 Note The
81. n external power supply such as the MCX PWS Checking the configuration of the MCX card in MCC emulation mode jumpers ST2 and ST3 in position 1 2 If during the power on self test the LEDs display binary code 81h the configuration of the MCX BP extensions is incorrect If another error code is displayed see the Power on self test appendix you must turn off the machine and contact your dealer who will take all measures necessary to remedy the situation as quickly as possible Important note If the MCX 00 card is configured in MCXDOS mode ST2 and ST3 in position 2 3 or in stand alone mode ST2 in position 2 3 and ST3 in position 1 2 no checks are performed on the configuration of the MCX BP extensions IV 2 Revision history of the extension MCX BP Unit REV D A 14 7456 Mhz oscillator was added Access to the RING INDICATOR signal in synchronous mode The RS232 TXCLOCK signal is moved from pin 15 to pin 24 Pin 15 receives an RS 232 incoming transmit clock signal TXCLK_I MCX BP Unit REV E English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications IV 4 THE MCX BP EXTENSION IV 3 Installing the extensions Once you have installed the card inside the machine while the power is still off you must attach the round 80 pin shielded cable between the MCX 00 card and the first MCX BP connection device If you plan to add more than two MCX BP units or if you inten
82. nector this pin may be used to power external devices up to 200 mA Position 1 2 Pin 9 not connected Position 2 3 Pin 9 connected to 12 VDC SW1 Configure the serial port s RS232 RS422 and RS485 modes The set of switches at SW1 configures the electrical serial interface of the Lite 104 extension Standard Configurations m E RS232 mode ON ON E m RS422A RS485 mode ON E E E E RS422A mode 1 2 3 4 5 6 7 8 9 10 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications
83. nt Status of the clock source 1 SCC clock 16 Mhz 0 SCC clock 14 7456 Mhz T C Bit Terminal Count DMA If this bit is set to 1 it indicates that a DMA cycle has just completed for one of the unit s lines This bit is automatically reset to O if you read the address of the polling register 1 address 61 Lh Warning this register cannot be used to identify the DMA channel that just finished its cycle when several cycles finish at the same time in that case read the status registers of the various DMA controllers Finally the Terminal count automatically generates an interrupt to the MCX Lite 0 card on the same line as the SCCs English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications V 8 LITE SERIAL EXTENSION Address 611h Reset T C bit Read only Reading this address zeroes the T C bit that is read latched to the polling register Base address 12h Read RING Read only This register lets you read the RING INDICATOR RI signal when the lines in question are operating in synchronous mode DO irsidir equals 1 if the RING signal is active on channel 1 0 if not active DY tatanntnaustankic equals 1 if the RING signal is active on channel 2 0 if not active Address 614h RS232D RS422A Configuration Write only The 2 least significant bits in this register let you configure each of the Lite SERIAL extension s two channels in RS232D
84. of the STARTECH 16C552 with which the 16C550 is fully compatible The parallel port occupies 8 input output addresses starting at the base address of 378h and uses the IRQ7 interrupt LPT1 VIL5 2 Enabling interrupts You may control interrupts at four levels via the channel interrupt register evaluated for all interrupt types globally for a channel via the OUT2 bit in its MODEM control register via the 8259 controller on the MCX Lite 0 card by managing the selected interrupt line using the processor s CLI STI instructions Warning the 8259 also uses IRQ7 to indicate a SPURIOUS INTERRUPT condition VII 5 3 Baud rate generator All the baud rate generators use a common 1 8432 Mhz clock The transmit and receive clocks are interconnected English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications CONTENTS VIE THE LITE 104 EXTENSION cssssssssssrsesersssssssssessssessesersessrsesscssssesensessesssscceneessecessesessesen ira VIII 1 CONFIGURING THE EXTENSION csesssssssesessssscssscsssesescssscsssseesessecssesseseesesssesesseeseseseseseseseseseseseseseeeeee VITI 2 SIGNALS ON CONNECTORS jos so53 505 deter Seek ete RE See ER ae ee as a English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE 104 EXTENSION VITl 1 VII THE LITE 104 EXTENSION When attached to the MCX Lite O c
85. og may be enabled and disabled according to the contents of the control register English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications II 10 THE MCX 00 CARD Address 507h FIFO PAGE Read Write When reading When reading bits DO to D7 indicate which 32 Kbyte page has been selected by the PC as dual ported memory Bits DO to D7 have the following meaning DO mirna oaa ter Window address A15 DD E E Window address A16 WDD iy sestan oO Bonas Window address A17 DDD ren a teats Window address A18 Be ee pee Window address A19 DD E E Window address A20 DG cia seotadinveniinbe Window address A21 DI rere incgeuadeieas Window address A22 Address bit A23 is always hard wired to 0 on the MCX card 1st MEGABYTE 2nd MEGABYTE Window PAGE Window PAGE Window PAGE address register address register address register Hex Hex Hex Hex Hex Hex 100000 108000 110000 118000 120000 128000 130000 138000 140000 148000 150000 158000 160000 168000 170000 178000 Excerpt of the correspondence table between window addresses and the Page register When writing When writing port 507h lets you write to the FIFO register which may contain 256 bytes English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX 00 CARD I 11 IL 3 2 Input output ports on the host PC The base input
86. or RS422A mode DO sijesatisgiian dis i equals 1 if channel 1 is in RS422A 0 if the channel is in RS232D DU ee e basses u equals 1 if channel 2 is in RS422A 0 if the channel is in RS232D Address 615h Clock source Write only This register controls the source of the SCC clock as described below DW Riper eae eee pre re SCC clock source command 0 16 Mhz 1 14 7456 Mhz English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications CONTENTS VI THE EITE UNX EXTENSION bessissssosesteticcesavesecaseacocsedhaconcavestcsueiossowcancaoscceeaceoivenuedies VI 1 VI 1 CONFIGURING THE EXTENSION fseugcte tre seepe neti a eet etcaot Uirecsh res kale aia tits atl dccaleietces VI 2 VIZ INSTALLING THEUNX BP EUNT ccna anaa a a TRS VI 3 VI 3 SIGNALS ON THE UNXBP CONNECTORS ccssseceseeeseeeeseecseeceseeeseeeeneecseecseeeseeesaeees VI 4 VLAIMECHANICAL OPTIONS ioiii hive da aes taco te eee ee BAS aie VI 5 VI S ELECTRICAL AND MECHANICAL SPECIFICATIONS cssccssecesseecsseceseeeseeeeneecaeceseeeseeeenee es VI 6 WIG PROGRAMMING 2 ys cscs ese aa OE a E EATA es akan O Aa aA a EESE ETA EAE VI 7 VI 6 1 Input Output ports on the Lite UNX extension ssseessseeeessereereeressesrreserressresresresresrresesees VI 7 V16 2 Enabling interrupts enre o E EA EE E E A E E E R E ARA tees VI 8 VI 6 3 Baud fate generatorns teenie hints Laie a Reith eee hal taal VI 8 English version Decembe
87. or any damages of any amount that the supply operation or use of this equipment may entail ACKSYS may revise this document from time to time or change its contents without notice ACKSYS Company 3 amp 5 rue du Stade BP 80 78302 POISSY CEDEX FRANCE Telephone 33 1 39 11 62 81 Fax 33 1 39 11 47 96 T lex ACKSYS 699 982 F TABLE OF CONTENTS Ts INTRODU CUION iersstsssscscusecoccncssscasticsactentesdoebsnsesncasiassceetidesadabactessbsavssaussdasncaetsdscatentasscdete I 1 I THEMCX 00 CARD isvsscedaseescesecvantiviisiveseied itdasatenscnsocesaocnandebessou sdehsdddecasasua sdusadesvagoesds II 1 HI THE MCX LITE 0 CARD os iecscccesoctecusiatsecesscusscidancadceovonsneghssesseanccsscsgdecocsdeawesececssteves HI 1 IV THE MCX BP EXTENSION esssssseserseseseceesesorceseseecesesoroeseseecesesoroesesecoeeesoroesesesoeeesosoe IV 1 V THE LITE SERIAL EXTENSION eseseseseesesosseseserceeesoroeseseroeeesosoeseserceeesosoeseseseeeesesse V 1 VI THE LITE UNX EXTENSION 6ecsccsesteaceiaisauss eousseceiisseecevatensteastuavesnsetdaceteususceuseteateias VI 1 VII THE LITE 485 EXCTENS LON 2 sscssaceiecessvesceeadedcsussttaecesavscicsesacoastosuadescnceanssemavesicusaee VIl 1 VIII THE LITE 104 EXTENSION ceenscsscssecci ccc essecccsoscebecscasetacsneterdctensessevvecescaeveuevacusa tes VIII 1 APPENDICES APPENDIX A AUTOMATIC POWER ON SELEF TEST csccssssssssssssssssssssessessesees A 1 APPENDIX B SW3 SWITCH SETTINGS essesesorse
88. ows ST1 on 1 2 ST2 on 1 2 ST3 on 1 2 ST4 on 2 3 and ST5 on 1 2 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications II 6 THE MCX 00 CARD IL 2 Electrical and mechanical specifications POWER DIMENSIONS OPERATING CONDITIONS CONSUMPTION Poet Relative humidity 5 VDC xX Temperature Storage Width not condensed 1 60 A max 8 W 340mm x 115mm 95 at 25 C from 5 to 65 C from 25 to 70 C The dimensions do not include the J4 connector the attachment bar and the 2 ISA connectors Power consumption calculations are based on an MCX 00 card with an 80386SX 25 Mhz processor an 80387SX 25 Mhz coprocessor and 4 Mbytes RAM II 2 1 Connector descriptions e J3 Connector You may attach the following extensions to this connector MCX SLOT lets the card operate in stand alone mode MCX PCMCIA lets you connect a PCMCIA 2 0 card e J4 Connector This connector accessible from outside the PC lets you connect the first extension unit MCX BP or MCX MODEM 0 to the MCX 00 card using the MCX CABLE supplied e J5 Connector This lets you connect a keyboard to the card in MCXDOS or stand alone mode English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX 00 CARD Il 7 II 3 Programming This information is provided only for writing programs that are internal to the card IL 3 1 Input Output ports on t
89. pendix B SW3 SWITCH SETTINGS The table below illustrates the most common settings for the set of switches at SW3 on MCX 00 and MCX Lite 0 motherboards BASE ADDRESS SEGMENT SW3 CONFIGURATION A000 A800 B000 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications B 2 APPENDIX B SW3 SWITCH SETTINGS a Maal aaa AQUGSBONE English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX C 16C550 SPECIFICATIONS C 1 Appendix C 16C550 SPECIFICATIONS The communications devices integrated on the Lite UNX 16C554 4 channel 16C550 and the Lite 485 16C552 2 channel 16C550 are fully compatible with the basic 16C550 communication device General Features Asynchronous serial communications CMOS Technology Designed for easy interfacing with the most popular microprocessors 80286 80386 80486 etc Emulates 16C450 and 8250 modes Independent control of the transmit receive line status and data set interrupts Programmable baud rate generator Independent receiver clock input 16 byte FIFO receive and transmit buffer Fully programmable data format 5 6 7 8
90. perating mode e ST1 The ST1 jumper controls the card s built in watchdog functions ST1 on 1 2 Enables the watchdog It can be controlled by software ST1 on 2 3 Disables the watchdog e ST2 and ST3 These two jumpers control some of the card s software functions ST2 on 1 2 and ST3 on 1 2 This is the card s default setting This combination enables the MCC emulation mode enables the asynchronous command interpreter or the multiprotocol command interpreter this mode lets you use MCXDEBUG ST2 on 2 3 and ST3 on 1 2 This setting enables the card s PC compatible mode In this mode you can use the MCX 00 card in stand alone mode with the MCX SLOT extension which provides 2 ISA expansion slots or with the PCMCIA extension ST2 on 1 2 and ST3 on 2 3 Reserved for ACKSYS ST2 on 2 3 and ST3 on 2 3 This combination lets you use the MCX DOS software e ST4 The ST4 jumper lets you connect the 12V FLASH required to program the 256 Kbytes of FLASH memory ST4 on 1 2 You may dynamically program the FLASH memory the FLASH command ST4 on 2 3 The programming pin is set to 5V to prevent any accidental programming e ST5 Revision B and later The STS jumper controls the RESET signal sent by the PC system STS on 1 2 A RESET performed on the PC will be sent to the card STS on 2 3 A RESET performed on the PC will not effect the card When delivered from the factory the jumpers are configured as foll
91. pin 9 which is the Positive Voltage Test to obtain power for their electronics If this is the case we advise you not to cable this pin or to check that the modem s power consumption is compatible with the current available 750 mA MAX Furthermore it is absolutely forbidden to attach modems or NULL MODEM cables to the MCX BP extension ports without using the adapter cable illustrated below MCX BP rev 2 E MODEM MCX BP rev lt E This type of cable may be used both for traditional asynchronous modems and BSC or X25 synchronous modems It cannot damage either piece of equipment in RS232D only English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications IV 10 THE MCX BP EXTENSION IV 6 Electrical and mechanical specifications Electrical and mechanical specifications for attaching the MCX BP alone DIMENSIONS OPERATING CONDITIONS POWER CONSUMPTION Length Relative 5 VDC 12VDC 12 VDC x humidity not Temperature Storage Width condensing 0 8 A max 83 mAmax 83 mA max 255mm x i 7 Electrical and mechanical specifications for the MCX 00 card with from 1 to 8 MCX BP units TOTAL POWER CONSUMPTION MCX 00 1 to 8 MCX BP units 5 V for 8 lines 2 4 A max 12 W 5 V for 16 lines 3 2 A max 16 W 5 V for 24 lines 1 6 A max 8 W 5 V for 32 lines 1 6 A max 8 W 5 V for 40 lines 1 6 A max 8 W 5 V for 48 lines 1 6 A max 8 W 5 V for 64 lines 1 6
92. program the 256 Kbytes of FLASH memory ST4 on 1 2 You may dynamically program the FLASH memory the FLASH command ST4 on 2 3 The programming pin is set to 5V to prevent any accidental programming e ST5 Revision B and later The STS jumper controls the RESET signal sent by the PC system STS on 1 2 A RESET performed on the PC will be sent to the card STS on 2 3 A RESET performed on the PC will not affect the card When delivered from the factory the jumpers are configured as follows ST1 on 1 2 ST2 on 1 2 ST3 on 1 2 ST4 on 2 3 and ST5 on 1 2 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications HI 6 THE MCX LITE O CARD HI 2 Electrical and mechanical specifications POWER DIMENSIONS OPERATING CONDITIONS CONSUMPTION Pout Relative humidity 5 VDC x Temperature Temperature Width not condensed 1 48 A max 7 4 W 340mm x 115mm 95 at 25 C from 5 to 65 C from 25 to 70 C The dimensions do not include the ISA connectors Power consumption calculations are based on an MCX Lite 0 card with an 80386SX 25 Mhz processor and 4 Mbytes RAM IHI 2 1 Connector descriptions e J3 ISA 100 pin connector The following extensions may be attached to this connector Lite SERIAL Lite UNX Lite 485 Lite 104 Custom hardware English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications
93. r 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE UNX EXTENSION VI 1 VI THE LITE UNX EXTENSION If you add the Lite UNX extension to the MCX Lite 0O card the result is equivalent to the MCX Lite U card The Lite UNX extension is based on one or two quadruple asynchronous communication units each unit includes 4 16C550 components with FIFO buffers that are compatible with the 16450 8250 used in all PCs Quadruple RS422A RS485 and 20 mA current loop interfaces are also available for industrial environments The characteristics of the integrated RS422A interface as well as the quadruple RS422A and RS485 interfaces are provided in the Appendix entitled RS422A RS485 INTERFACE The MCX Lite U card is equivalent to a PC equipped with an ACKSYS UNX232 card CONNECTOR TO MCX Lite 0 J3 ACKSYS Lite UNX EXTENSION ST1 l 3 Bwnrnre ST16C554 ST16C554 4 chan 4 chan optional 100 CONTACT EDGE CONNECTOR UNX BP unit 4 or 8 RS232D or RS422A channels English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications VI 2 LITE UNX EXTENSION VI 1 Configuring the extension The Lite UNX extension includes a set of four switches SW1 and a three post jumper ST1 SW1 Switch Interrupts This set of four switches can be used to configure the interrupt line w
94. r error Code Soh enoia a a a ee Firmware checksum error C de BOM o a ee tea e E RS Lithium battery error Code BT eee e Se A aie eds MCX to PC interrupt error COE BGM sa ssaisidesdcndasscdaaeiadsdatanianialetesdeateasia ese Watchdog error Code OOM eedan E A Eni FIFO access error Code GAB hos seer Sas Saad hes eet ha aa tates SCC error during RX and TX test loop Code BIBI 6 aclticcice sc asta cecetiet a SCC error during high speed DMA test Code BCI oenina n A a e General protection fault Code SDH oreen a a Memory size error CodeS EN s e a E E E NMI interrupt received Note that during the test LEDs 0 through 7 are turned on successively They are turned off by a CPU HALT if an error occurs The error code is then displayed When the test has been correctly executed in MCC emulation mode LEDs 0 through 7 light quickly from bottom to top then in the opposite direction to indicate that the card is waiting for its start code RUN 01 or RUN 02 When the test has been correctly executed in MCXDOS mode LEDs 0 through 7 are turned off to indicate that the card is waiting for its start code RUN 99 If one of the errors listed above is encountered during the card s power on self test you should contact your dealer who will have it repaired as quickly as possible English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX B SW3 SWITCH SETTINGS B 1 Ap
95. reaches the number programmed in the FIFO control register bits 6 and 7 The interrupt and the corresponding bit in the interrupt identification register are reset to zero as soon as the number of characters contained in the buffer falls below the programmed value Note that the status interrupt has a higher priority than the receive character interrupt The character ready bit is set to 1 as soon as a character is transferred from the shift register to the FIFO buffer this bit is reset to 0 as soon as the FIFO buffer has been emptied A When both FIFO receive interrupts and the receiver are enabled a Timeout interrupt is triggered as follows A Timeout interrupt is generated when the following conditions are detected simultaneously The FIFO buffer contains at least one character The time required to receive the most recent character was greater than the time required to receive the four previous characters The time the CPU required to read the most recent character is greater than the time required to receive the four previous characters This represents a time of 160 ms at 300 bits second with 12 bit characters to generate a Timeout interrupt When the Timeout interrupt is generated reading a character in the FIFO buffer resets the timer to zero In normal operations the timeout counter is automatically reset to zero each time a character is received in or taken from the FIFO buffer C When the FIFO transmit interr
96. rite When reading Fifo Full Bit from MOSEL 7200 Also indicates the status of the MCX card s IRQIO interrupt line Fifo Not Empty Bit from MOSEL 7200 Indicates the same status as the interrupt line selected on the PC when using the FIFO buffer 0 INT idle 1 INT active Fifo Half Full Bit from MOSEL 7200 Indicates the status of the interrupt line selected on the PC whether or not the FIFO buffer is used 0 INT idle 1 INT active Indicates the position of the jumper at ST3 0 position 2 3 1 position 1 2 Indicates the position of the jumper at ST2 0 position 2 3 1 position 1 2 POWER FAIL Bit 0 power supply failure on the MCX card BAT LOW Bit set to 0 indicates that the Lithium battery should be replaced Reading this bit is only valid if the BAT TEST bit has first been set to 0 Address 504h when writing least significant bit English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX 00 CARD II 9 When writing DO igi teat acne teas BAT TEST Bit when set to 0 enables reading the BAT LOW bit as described above DEL ao tendvdedeenncetaaiees INT MBX ENABLE Bit Controls the dual ported memory interrupt When set to 1 this bit enables the interrupts generated by the PC when writing to addresses 0 or 1 of the dual ported memory These interrupts are received on the MCX card s IRQ9 line When set to 0 this bit disab
97. s on the last unit in the chain must be set to ON The eight switches on all the other units must be OFF The dot on the two switches located on the front panel should not be visible except for special cases see section IV 5 Signals on the Connectors When a full configuration is delivered MCX 00 card chassis each chassis is factory configured English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX BP EXTENSION IV 3 Checking the configuration of the MCX BP connection devices Each eight channel MCX BP connection device includes 10 LEDs Eight yellow LEDs one per channel indicate the configured mode for each of the 8 channels on the MCX card e Yellow LED on Associated channel configured in RS422A mode e Yellow LED off Associated channel configured in RS232D mode When the green LED is on it indicates that the unit is receiving power from the PC or the MCX PWS power supply This light may go out for the following reasons e Bad connection in the attachment cable e Failure in the 12V or 12V voltages in the system e Short circuit on a SUB D 25 pin connector e Power supply overload on the SUB D 25 pin connectors e LED failure In MCC emulation mode only if the red LED stays on it indicates that there are more than two MCX BP units installed or that more than 8 RS422A lines are active simultaneously in this case you must add a
98. sesecceeesoroeseseccesesosoeseseeoceesororsesesoeeesosoee B 1 APPENDIX C 16C550 SPECIFICATIONS i sciiesss coscesctecsctsdeceussncsenticsceseaceacotesseedsstusesctosze C 1 APPENDIX D 85CC30 FEATURES eesesereceesesorsesesesceesesorseseseccesesoroesesecoeeesoroeseseeeeeesoroesesee D 1 APPENDIX E THE RS422A RS485 INTERFACE ccccsccsssssssssssssssssscsssssessssesseseees E 1 APPENDIX F ESD CHARACTERISTICS OF THE MCX CARDS eesessesesererorsesesee F 1 APPENDIX G EXCERPTS FROM THE EIA STANDARD ossesesesesorsesesesceorsesesccorseseee G 1 APPENDIX H ELECTROMAGNETIC COMPATIBILITY EMC csscssssesssees H 1 APPENDIX I NOTES ccstesccssccsvnscsecstecsevteseccdnastecssucostacandetescbsGeveaceucssueesvdenbccansesescbecvebeududtie I 1 APPENDIX J EVALUATION SHEET issscccccsscsccdsstadcscevcusactebsadscccvesisdcsddsedtecesedscteadscoesss J 1 CONTENTS 1 1 PRESENTING THE WIC RANGE s 35 425 sbstaa iia sie ieataatnala nnn a n an i I 1 LII The MCX 00 Card i sciccteten test R eid ee ee ees 1 2 E1 2 The MCX Lite O card oirre a eeaeee eene ta skeestenss casa O Ene Ee IPE ERS ee Pe EO ESERE Ee Era E EEA ESPES EES Soper Osi I 3 2 PROGRAMMING MODES sisri e vette a EE AT E S RENA eS I 4 1 2 1 Using the ACKSYS programs in the FLASH EPROM S seessssesssseeeesresesresesrreresresreresresrerrerenresrenresreresee 1 4 1 2 2 Developing custom applications with MCXDEBUG 0 0 eee eeeeceeeeeeeeeeeeeeseeeseeeeeseaeeeeeeeeseaeeeeeaes I 5 1 2 3 Deve
99. terrupt generated by the PC DD cries acastesdesuatettnagases WIN SET Bit set to 0 this bit indicates that the MCX Lite 0 card has set its initial logical page and that the data read in the PC window is valid Set to 1 it indicates that this operation has not yet taken place or that the host PC has selected a new logical page in the window Ds ssreetitisesses naa ST2 Bit set to 1 it indicates that the ST2 jumper on the MCX Lite card is in position 1 2 set to 0 the jumper is in 2 3 Bs ener eer ner Panes ST3 Bit set to 1 it indicates that the ST3 jumper on the MCX Lite card is in position 1 2 set to 0 the jumper is in 2 3 Bits D6 and D7 are not significant English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications CONTENTS IV THE NICK BP EXTENSION jc cccseictecssacotescinstsscisicetecetadevecesdcocucsaacnusssaveseaevoiocacuicsseeeendl VL IV 1 CONFIGURING THE EXTENSION rn a a ois eee a casks A h aaia IV 2 IV 2 REVISION HISTORY OF THE EXTENSION cccssssscecssssssececsesaececssseeecsessusecessesaeeeesssaneess IV 3 TV 3 INSTALLING THE EXTENSIONS siccin ote aioli tedatanie iterated aga isda IV 4 FV A MEGCHANICATS OP TIONS uinie E ge ded E E E E IV 6 FY SIGNALS ON THE CONNECTOR Sasca T E slssceaaaeeieccusees IV 7 IV 6 ELECTRICAL AND MECHANICAL SPECIFICATIONS ccsssececssssececeeseeeececsssaeeeesssneeeeeeeeaes IV 10 IVP PROGR A EWING sas rte ssi sais
100. terrupt modes Addressing registers The table below illustrates the various registers selected according to the address configurations Transmit register write Note Bit 7 of the line control register is the DLAB bit The program must set this bit to 1 in order to access the divisor latches of the baud generator a English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX C 16C550 SPECIFICATIONS C 3 Line control register LCR e Bits 0 and 1 These two bits specify the number of bits in each received or transmitted character as indicated in the table below 5 bits 7 bits 8 bits e Bit 2 This bit specifies the number of stop bits at the end of each character received or transmitted by the 16C550 Bit 2 0 gt 1 stop bit Bit 2 1 1 1 2 stop bit for 5 bits or gt 2 stop bits for 6 7 8 bits e Bit 3 This bit enables or disables the parity bit Bit 3 1 1 parity bit generated Bit 3 0 gt No parity e Bits 4 and 5 DESCRIPTION Odd parity Even parity Parity bit forced and controlled at 1 Parity bit forced and controlled at 0 e Bit 6 When bit 6 is at logic level 1 the 16C550 generates a Break on the line until bit 6 is set to 0 e Bit 7 DLAB Bit When set to 1 this bit lets you access the divisor latches of the baud generator It must be set to 0 to access the interrupt transmit and receive regis
101. ters English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications C 4 APPENDIX C 16C550 SPECIFICATIONS Baud rate generator The 16C550 features a programmable baud rate generator able to divide an input frequency from a quartz or a TTL signal by a factor of 1 to 2 6 1 The baud rate generator s output frequency must be 16 times greater than the transmit receive rate Two 8 bit registers let you write the dividing factor s most significant byte and least significant byte The table below illustrates the use of the baud rate generator based on a 1 8432 Mhz quartz Rate Decimal Hex factor Gein factor 1047 417 0 026 857 359 0 058 180 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX C 16C550 SPECIFICATIONS C 5 Line status register LSR The line status register provides the CPU with all the information concerning the data transfer The meaning of each bit is described below Bit 0 This bit indicates that data is ready in the receive register or that data has been transferred to the FIFO receive buffer It is automatically reset to 0 when you read the character or the FIFO buffer Bit 1 It indicates that the character in the receive register has been overwritten by another character before the first character was read by the CPU In FIFO mode this bit indicates a FIFO buffer overflow This
102. that adds 8 additional lines e akit including screws and protective covers English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications IV 2 THE MCX BP EXTENSION IV 1 Configuring the extension The MCX BP extension includes two sets of switches located on the rear panel The first set of four switches lets you select the extension s unit number The second set with eight switches allows to set the lines terminations on the last unit in the chain The unit number selected for each extension determines the position of the unit in the daisy chain The first MCX BP unit lines 1 8 must always be unit number 0 The figures below illustrate how to configure the 4 switches according to the number of channels attached to the MCX card MCX BP 1 channels 1 to 8 MCX BP 2 channels 9 to 16 N N MCX BP 3 channels 17 to 24 MCX BP 4 channels 25 to 32 N N MCX BP 5 channels 33 to 40 MCX BP 6 channels 41 to 48 N N MCX BP 7 channels 49 to 56 MCX BP 8 channels 57 to 64 All of the eight switche
103. to 65 C 1 7 A max 96 mA max 96 mA max x115 mm 8 5 W 8 chan 1 1 W 8 chan 1 1 W 8 chan Maximum output voltage in shared mode RS422A 7V Maximum input voltage in shared mode RS422A 10V Maximum input voltage in differential mode RS422A 12V A 121 Ohm terminating resistor is connected between the RX and RX signals Recommended cable 24 gauge AWG twisted pair external shielding braid BELDEN 8102 The dimensions do not include the attachment bar and the two ISA connectors Power consumption calculations are based on an MCX Lite U card with an 80386 SX 25 Mhz processor 4 Mbytes RAM and 4 or 8 serial channels programmed in RS232A mode with no load English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications LITE UNX EXTENSION VI 7 VI 6 Programming This information is provided only for writing programs that are internal to the card VI 6 1 Input Output ports on the Lite UNX extension The base address of the Lite UNX extension is set to 280h and cannot be changed without changing the PAL decoder It uses a block of 64 sequential I O addresses for 8 ports and 32 addresses for 4 ports The base addresses for the various channels are listed below The characteristics of the 16C550 are described in the appendix Two special registers have been added to the Lite UNX extension the MASK and the POLLING registers e The POLLING regist
104. upt is enabled transmit interrupts are triggered as follows An empty FIFO transmit interrupt is triggered when the FIFO buffer is completely empty This interrupt is automatically reset to zero when a new character is written to the FIFO buffer Up to sixteen characters may be sent to the FIFO buffer when the interrupt is received The FIFO timeout and FIFO receive interrupts have the same priority as the receive character interrupt The empty FIFO transmit interrupt has the same priority as the transmit character interrupt English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications APPENDIX C 16C550 SPECIFICATIONS C 9 Polling mode interrupt management When interrupts are not enabled you can control the FIFO buffer in polling mode Since the transmitter and the receiver are controlled separately only one of the two may be used in polling mode In polling mode the programmer must test the transmit and receive units using the line status register Bit O of the line status register is set to 1 as long as at least one character remains in the FIFO receive buffer Bits through 4 of the line status register indicate any errors that might have arisen The error management must be performed as when during an interrupt Bit 5 of the line status register indicates that the FIFO transmit buffer is empty while bit 6 indicates that the FIFO transmit buffer and the transmit shift re
105. upt to the MCX card IRQ9 line on the card This is an alternate method for waking up the MCX card at the interrupt generated when writing to addresses 0 and 1 in the dual ported memory The contents of the data bits is not significant English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications I 12 THE MCX 00 CARD Address Base 3 Clear MCX TO PC INT When writing Writing to this address resets the interrupt generated by the MCX and destined for the host PC The contents of the data bits are not significant When reading MCX 00 Rev B and later Reading this register returns the following information IDO austerciutanagtdeie MCX TO PC INT Bit when set to 0 this bit indicates that the interrupt signal generated by the MCX card D Type Flip Flop address 500H is idle When the signal is active this bit equals 1 Dlesredioreagiiiusan FIFO EMPTY Bit set to 0 it indicates that the FIFO buffer is empty set to 1 it indicates that the FIFO buffer contains at least one byte B PRE ReER ANAC rE MRT A MCX INT Bit set to 1 it indicates that the MCX card has not yet disabled the interrupt generated by the PC i DEE E E WIN SET Bit set to 0 this bit indicates that the MCX card has set its initial logical page and that the data read in the PC window is valid Set to 1 it indicates that this operation has not yet taken place or that the host PC has selected a new log
106. utput ports on the MCX Lite 0 card sssessseesseesesssrseresrsreerssreersstrrreesresresrenrssrerrsserrrnresreerse M 7 IIL 3 2 Input Output ports on the host PCi Serie a eesse ipee aiee EEN E HES I REREN EKENS Spesi net I 11 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications THE MCX LITE O CARD HI 1 Hl THE MCX LITE 0 CARD HI 1 Installing the card The card must be installed in a 16 bit slot III 1 1 Jumpers and switch settings Factory settings ACKSYS MCX Lite 0 CARD ST4 1 23 SW1 eee 1 2 3 4 5 6 ST1 7 8 1 4 10 3 SW3 1 2 3 4 5 6 ST5 i 5 l ST2 t 10 3 Nn See as eS N 100 PIN ISA 16 BUS SIGNAL CONNECTOR Zone Lite SERIAL EXTENSION Lite UNX EXTENSION Lite 485 EXTENSION Lite 104 EXTENSION Custom hardware SW1 280h SW2 IRQ10 SW3 D000h ST1 on 1 2 ST2 on 1 2 ST3 on 1 2 ST4 on 2 3 et ST5 on 1 2 English version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications HI 2 THE MCX LITE O CARD III 1 2 Selecting the interrupt level The DIP switches at SW
107. version December 14 1995 Revision B 04 MCX Range Installation Manual and Technical Specifications

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