ME-90 PC/1042.2E
Contents
1. each 4x 9 pin sub D connector e Molex mating connector for interrupt external Features Model Overview Model Ports Type Rate ME 90 8 RS232 PC 104 921 6 kBd PC 104 ME 90 8 RS485 PC 104 RS422 or RS485 921 6 kBd PC 104 selectable by jumper ME 90 8 MIX PC 104 4x RS232 4x RS422 921 6 kBd PC 104 or RS485 selectable by jumper Page 5 Meilhaus Electronic User Manual ME 90 PC 104 Revision 2 1E The ME 90 embedded interface provides 8 ports on a board in the ISA based PC 104 form factor These ports can be all RS232 all RS422 RS485 or mixed Chalf half The transmission rate is approx 1 MBd max varies with system With its extended temperature range ESD protection and an additional external interrupt input the ME 90 is the ideal solution for points of sale retail and industrial data transfers e 8 ports including ribbon cable on 8x 9 pin sub D connectors e Transmission rates up to 1 MBd varies with system1 e RS232 or RS422 RS485 or mixed ports C half half RS422 or RS485 selectable by jumper e RS422 RS485 Termination can be set with jumpers RS485 transmission control with RTS or DTR half duplex or auto switch e All RS232 handshake lines wired to the connectors Additional 5V pin per port e Large address range base address can be set with jumpers e Additional interrupt input interrupt external e Extended temperature range 40 85 C e ESD protection protection to2. E 90 8 MIX PC 104 4x RS232 and 4x RS422 or RS485 selectable by jumper Interface type RS232 with handshake RS422 RS485 termination pull up pull down 100 Q differential none is jumper selectable per port RS485 transmission control with RTS or DTR Gumper selectable per port half duplex or auto switch Baud rate 75 110 134 150 300 600 1200 1800 2400 4800 7200 9600 14 400 19 200 38 400 57 600 115 200 128 000 230 400 460 800 921 600 baud Transmission Data bits 4 8 Parity None Odd Even Mark Space Stop bits 1 1 5 or 2 Protocol Xon Xoff Hardware None Page 13 Meilhaus Electronic User Manual ME 90 PC 104 UART type FIFO Revision 2 1E 4x XR16L788 Quad UART or compatibles register compatible with the 16550 with integrated 64 byte transmit and receive FIFOs per port General Specifications Current consumption Up to 1A max typically 480mA Dimensions Connectors ESD protection Temperature range Humidity CE Certification EC directive Emission Immunity mm 90 x 96 board only 105 x 96 x 24 board including connectors PC 104 bus connector and 2x pin field including 2x ribbon cables each with 4x 9 pin D sub connectors Each port has an additional 5V pin 10 pole Molex connector for interrupt external Molex mating connector included in delivery Up to 15kV IEC 1000 40 85 C 20 55 none condensing 89 336 EMC EN 55022 EN 50082 2 1 Max possible rate with the hardw
3. Meilhaus Electronic User Manual ME 90 PC 104 2 2 Embedded PC 104 RS232 and or RS422 485 Interface Board with 8 Ports Imprint User Manual ME 90 PC 104 Revision 2 2E Date 2008 01 25 Meilhaus Electronic GmbH Fischerstrasse 2 82178 Puchheim Germany www meilhaus com Copyright 2007 Meilhaus Electronic GmbH All rights reserved No part of this publication may be reproduced or distributed in any form whether photocopied printed put on microfilm or be stored in any electronic media without the expressed written consent of Meilhaus Electronic GmbH Important note The information contained in this manual has been reviewed with great care and is believed to be complete and accurate Meilhaus Electronic assumes no responsibility for its use any infringements of patents or other rights of third parties which may result from use of this manual or the product Meilhaus Electronic assumes no responsibility for any problems or damage which may result from errors or omissions Specifications and instructions are subject to change without notice All trademarks acknowledged ISO 9001 2000 Revision 2 1E User Manual ME 90 PC 104 Contents 1 Introduction 5 1 1 Scope of Delivery 5 1 2 Features 5 1 3 System Requirements 6 1 4 Available Software 6 2 Installation 7 9 3 Hardware 3 1 Jumper Positions 9 3 2 Jumper Functions 10 3 2 1 Interrupts UART and external 10 3 2 2 Base address 11 3 2 3 Termination RT
4. S DTR and RS422 RS485 selection 12 Appendix 13 A Specifications 13 B Connector Pinouts 15 B1 Position of pin field connectors 15 B2 Molex connector interrupt external 15 B3 Assignment of pin fields for the ports 15 B4 Ribbon cables and sub D connectors 17 C Technical Questions 18 C1 Fax hotline 18 C2 Customer service address 18 C3 Updates 18 Contents Page 3 Meilhaus Electronic Revision 2 1E User Manual ME 90 PC 104 1 1 1 1 2 Introduction Introduction Dear customer Thank you for purchasing the ME 90 PC board On purchase of this board you have selected a high quality technological product that left our premises in perfect condition Please check that your delivery is complete and in good condition If any faults are obvious please contact us immediately We recommend that you carefully read this manual before installing the board especially the installation chapter This also explains how the jumpers can be set for the various board functions Scope of Delivery It goes without saying that we make every effort to ensure that the product package is complete But to check whether your delivery is complete please check your package using the following list Your package should contain the following parts e RS232 or RS422 485 interface board ME 90 PC 104 type for the ISA based embedded PC 104PCI form factor e Manual in pdf file format on the ME Power CD optional printed version e 2x ribbon cables on
5. T A E A ST2 COM 5 ST1 COM 8 COM 6 COM 7 S15 Figure 1 Jumper positions Hardware Page 9 Meilhaus Electronic User Manual ME 90 PC 104 Revision 2 1E 3 2 Jumper Functions 3 2 1 Interrupts UART and external The UART interrupt is set with jumper ST1 and the external interrupt with ST2 IRQ 3 7 9 12 14 15 Figure 2a can be set Factory setting IRQ for external 5 IRQ UART 10 In the example in Figure 2b the following are set IRQ 9 for external IRQ 10 for the UART ST2 ST1 IRQ_external IRQ_UART Figure 2a Jumper ST1 and ST2 for the interrupt settings ST2 ST1 IRQ_exteral IRQ_UART Figure 2b Example Settings of IRQ 9 for external IRQ 10 for the UART Meilhaus Electronic Page 10 Hardware Revision 2 1E 3 2 2 Base address User Manual ME 90 PC 104 The board s base address is set with jumper ST3 Figure 3a The jumpers are assigned to the address lines as shown in Figure 4 1 means a set jumper By default the address 608 hex is set In the example in Figure 3b 700 hex is set Figure 5a ST3 jumper for the address setting gt 11100000000 gt 700 Hex Figure 4 Jumper assignment to the address lines Hardware Page 11 Meilhaus Electronic User Manual ME 90 PC 104 Revision 2 1E 3 2 3 Termination RTS DTR and RS422 RS485 selection These settings are made for the 8 ports individually with 8 jumper groups that are always arranged the same The assignment
6. anual ME 90 PC 104 B4 Ribbon cables and sub D connectors The ME 90 PC 104 package includes 2 ribbon cables on 4x 9 pole D sub connectors These are assigned as shown below One 5 V pin per port B4 1 9 pole D sub male connector for RS232 ports 6789 DSR 5 Ri RTS CTS N 00 B4 2 9 pole D sub male connector for RS422 RS485 ports RxD TxD 7 TxD RxD Via GND 12345 Figures 9a c Ribbon 6 cable and 9 pole sub D connector Appendix Page 17 Meilhaus Electronic User Manual ME 90 PC 104 Revision 2 1E C Technical Questions C1 Fax hotline If you have technical questions or problems relating to the board please send a detailed description of the problem to our hotline Fax hotline within Germany 089 89 01 66 28 from abroad 49 89 89 01 66 28 Email hotline support meilhaus com C2 Customer service address We hope that you will never need this part of the manual If your board has a technical defect please contact us at Meilhaus Electronic GmbH Abteilung Reparaturen Fischerstrasse 2 D 82178 Puchheim Germany If you want to return your board for repair please enclose a detailed description of the error including details of your computer system and the software used The simplest method is to use our RMA procedure which you will find online at www meilhaus com en service rma procedure C3 Updates The current drivers for Meilhaus Electronic boards an
7. are Actual rate depends on ISA bus and system Meilhaus Electronic Page 14 Appendix Revision 2 1E User Manual ME 90 PC 104 B Connector Pinouts B1 Position of pin field connectors Interrupt external Molex connector Pin field for ports 1 4 Pin field for ports 5 8 Figure Position of pin fields connectors on the ME 90 B2 Molex connector interrupt external tatat t t TIYITITYTT R N 5 reserved 7 GND TE a EEE 6 reserved 8 GND POSC Figure 7 Assignment of Molex connector Molex mating connector included in delivery B3 Assignment of pin fields for the ports The two pin fields for ports 1 4 and 5 8 are assigned identically refer to Figure 7 and the table below 39 37 35 33 31 29 27 25 232119171513 11 9 75 3 1 m iet at al al Rael al el al Bal el Rel Ball lt Beal Ball el Beal Hoel n aw oard prin 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 Figure 8 40 pole pin field of ME 90 front view Appendix Page 15 Meilhaus Electronic User Manual ME 90 PC 104 Revision 2 1E Pin Port RS232 Direction RS422 485 Direction _ Output 8 tors RI Inpt reserved Output 5 V pin 13 2or6 RxD Input RxD Input 14 2or6 RTS Output reserved Output C 3or7 ro mpu ro mpu 24 3or7 RTS Output reserved Output Output 28 30r7 Output dors RD mp f RD mp Output Meilhaus Electronic Page 16 Appendix Revision 2 1E User M
8. d our manuals in PDF format are available from www meilhaus de Meilhaus Electronic Page 18 Appendix Revision 2 1E Index A address lines 11 assembly 7 auto switch 13 Base address 6 11 13 Baud rate 13 COM port 6 connector 14 15 Connector pinouts 15 CTS 16 Customer service address 18 D sub 14 17 Data bits 13 DCD 16 Dimension 14 driver software 6 DSR 16 DTR 6 12 13 16 electrostatic discharge 7 Email hotline 18 ESD protection 6 14 5 V Pin 16 Fax Hotline 18 Features 5 FIFO 14 half duplex 13 handshake 6 13 Hardware 9 Appendix Page 19 User Manual ME 90 PC 104 Installation 7 Interface 13 interrupt 5 6 10 14 15 IRQ 10 13 jumper 9 10 11 12 13 Jumper functions 10 Jumper positions 9 Linux 6 ME 90 8 MIX PC 104 5 13 ME 90 8 RS232 PC 104 5 13 ME 90 8 RS485 PC 104 5 13 Model Overview 5 Molex 5 14 15 Parity 13 PC 104 5 13 14 PC 104 stack 6 7 pin field 15 ports 12 15 17 Protocol 13 pull down 12 13 pull up 12 13 RI 16 ribbon cable 5 14 17 RMA procedure 18 RS232 5 6 13 17 RS422 5 6 13 17 RS422 RS485 selection 12 RS485 5 6 13 17 RTS 6 12 13 16 Meilhaus Electronic User Manual ME 90 PC 104 Revision 2 1E RxD 16 Scope of delivery 5 Signal GND 16 Signal reference 16 Software 6 Specifications 13 standard COM port 6 Stop bits 13 System Requirements 6 Technical Questions 18 Temperature range 6 14 Termination 12 13 Transmiss
9. ion rates 6 TxD 16 UART 13 UART interrupt 10 Updates 18 Windows 6 Xon Xoff 13 Meilhaus Electronic Page 20 Appendix
10. of the jumper groups to the ports is shown in Figure 1 Figure 5a shows the functions of the jumpers DTR RTS is selected with the triple jumper below In the example in Figure 5b RTS is set The termination is set for In above the triple jumper and Out using the three upper jumpers pull up pull down differential none settings No jumper is set in the example in Figure 5b and therefore no termination RS422 open or RS485 inserted is selected directly with the jumpers above the triple jumper In pull up R Out pull up R In diff R Out diff R In pull down R Out pull down R open RS422 set RS485 open RS422 set RS485 DTR RTS Figure 5a Jumpers for setting the RS422 RS485 modes In pull up R Out pull up R In diff R Out diff R In pull down R Out pull down R open RS422 set RS485 open RS422 set RS485 DTR RTS Figure 5b Example RTS selected no termination RS422 mode Meilhaus Electronic Page 12 Hardware Revision 2 1E User Manual ME 90 PC 104 Appendix Appendix Specifications PC 104 interface Bus interface ISA 16 bit based PC 104 embedded bus Base address Can be set with jumpers in a wide range the A3 A11 address lines are wired to jumpers Interrupt 2 IRQs IRQ of the UART and external interrupt input both individually selectable by jumper 3 7 9 12 14 15 Data transfer Ports ME 90 8 RS232 PC 104 8x RS232 ME 90 8 RS485 PC 104 8x RS422 or RS485 selectable by jumper M
11. withstand electrostatic discharge e For the ISA based PC 104 form factor e Works as standard COM ports under Windows Linux and others No special driver required 1 3 System Requirements The ME 90 will be used with a PC 104 stack with Intel processor or compatible 1 4 Available Software The ME 90 works as standard COM port under Windows Linux and others There is no need to install a special driver software 1 Max possible rate with the hardware Actual rate depends on ISA bus and system Meilhaus Electronic Page 6 Introduction Revision 2 1E User Manual ME 90 PC 104 2 Installation When installing the board in a PC 104 stack do not use inappropriate force It should be possible to insert the board into other PC 104 modules without a great deal of effort Please note the relevant regulations of the PC 104 standard for assembly Caution Risk of destroying highly sensitive components through electrostatic discharge Therefore make sure you dissipate your body s charge before installing the board for example by touching a blank casing element on your computer I AN Installation Page 7 Meilhaus Electronic Revision 2 1E User Manual ME 90 PC 104 3 Hardware 3 1 Jumper Positions Figure 1 shows the jumper positions They are referred to as ST1 to ST69 COM 2 COM 3 COM 4 COM 1 a Ie f BO m En gt Ao F 6 f T pa E H a Ee z i gt z Ta at I u ann
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