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Omega Engineering OMG-PCI-DIO48 manual

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Table of contents for the manual

  • Page 1

    www .omega.com e-mail: info@omega.com U ser ’ s Guide OMG-PCI-DIO4 8 48 Channel Digital I/O Board Shop online at[...]

  • Page 2

    Servicing Nor th America: USA: One Omega Drive, P.O. Box 4047 ISO 9001 Certified Stamford CT 06907-0047 TEL: (203) 359-1660 FAX: (203) 359-7700 e-mail: info@omega.com Canada: 976 Bergar Laval (Quebec) H7L 5A1, Canada TEL: (514) 856-6928 FAX: (514) 856-6886 e-mail: info@omega.ca For immediate technical or application assistance: USA and Canada: Sale[...]

  • Page 3

    Contents INTRODUCTION .......................................................................................................... 1 O VERVIEW ........................................................................................................................ 1 W HAT ’ S I NCLUDED ................................................................[...]

  • Page 4

    APPENDIX A - TROUBLE SHOOTING .................................................................. 23 APPENDIX B - HOW TO GET ASSISTANCE ...................................................... 24 APPENDIX C - SILK - SC REEN ................................................................................. 25 APPENDIX D - COMPLIA NCE NOTICES ...........[...]

  • Page 5

    Introduction and Installation OMG - PCI - DIO48 Page 1 Introduction Overview The OMG - PCI - DIO48 provides two 8255 mode 0 compatible ports providing four ei ght - bit ports and four four - bit ports. Each can be individually configured as inputs or outputs. When configured as outputs each bit of the four bit ports may be set or reset individually[...]

  • Page 6

    Introduction and Installation OMG - PCI - DIO48 Page 2 System Installation The OMG - PCI - DIO48 can be install ed in any of the PCI expansion slots. 1. Turn off PC power. Disconnect the power cord. 2. Remove the PC case cover. 3. Locate an available PCI slot and remove the blank metal slot cover. 4. Remove the clamping portion of the bracket from [...]

  • Page 7

    Technical Description OMG - PCI - DIO48 Page 3 Technical Description The OMG - PCI - DIO48 provides 48 channels of digital I/O configurable as inputs or outputs, which can be utilized for PC based control and automation including sensors, switches, satellite antenna control systems, video and audio studio automation, security control systems, and o[...]

  • Page 8

    Technical Description OMG - PCI - DIO48 Page 4 3 rd Party Software Support Third party software su pport for many HMI/MMI and other process control software is included on the product installation CD. For the most up to date information on third party software support, please visit http://www.omega.com .[...]

  • Page 9

    Technical Description OMG - PCI - DIO48 Page 5 Electrical Characteristics The table below provides the electrical characteristics of each Input/Output. Each port is buffered with a 74LS245 octal bi - directional transceiver. Each input is capable of sinking up to 24 mA, while each output can source up to 15 mA. Recommended Operating Conditions Min [...]

  • Page 10

    Technical Description OMG - PCI - DIO48 Page 6 Pull Ups Ten pin bussed resistor packs are installed to provide pull - ups to the input ports. These are installed on all ports. The pull - up resistor packs are rated at 10K ohms. Figure 2 below provides the bussed resistor and corresponding port. The resistors insure that no line is floating which is[...]

  • Page 11

    Technical Description OMG - PCI - DIO48 Page 7 50 Pin Ribbon Pin Out Figure 3 - 50 Pin Ribbon Cable Pin Out Description Pin # Port A A0 47 A1 45 A2 43 A3 41 A4 39 A5 37 A6 35 A7 33 Port B B0 31 B1 29 B2 27 B3 25 B4 23 B5 21 B6 19 B7 17 Port C C0 15 C1 13 C2 11 C3 9 C4 7 C5 5 C6 3 C7 1 GND All Even pins +5V 49[...]

  • Page 12

    Technical Description OMG - PCI - DIO48 Page 8 Application Programmers Interface (API) Most modern operating systems do not allow direct hardware access. The SeaIO driver and API have been included to provide control over the hardware in Windows and Linux environments. The purpose of this section of the manual is to help the customer with the mappi[...]

  • Page 13

    Technical Description OMG - PCI - DIO48 Page 9 Port C relative addressing (when port C is split) The input and output nibbles will each be treated as individual four bit ports. Port Configuration: Each eight - bit port can be configured as inputs or outputs. The API provides a set adapter state call to access the control words. For this device, two[...]

  • Page 14

    Notes Page OMG - PCI - DIO48 Page 10[...]

  • Page 15

    Technical Description OMG - PCI - DIO48 Page 11 Tables : API Por t/bit reference numbers for Absolute and Relative Addressing R = Read W = Write R/W = Read or Write Port API Port # Absolute Address (function) A1 0 ( R/W ) B1 1 ( R/W ) C1 2 ( R/W ) A2 8 ( R/W ) B2 9 ( R/W ) C2 10 ( R/W ) Figure 5 - Absolute byte Address (any configuration) Port API [...]

  • Page 16

    Technical Description OMG - PCI - DIO48 Page 12 Absolute Address Port 1 Port 2 Absolut e bit Address Port - Bit Absolut e bit Address Port - Bit 0 A1 - 0 64 A2 - 0 1 A1 - 1 65 A2 - 1 2 A1 - 2 66 A2 - 2 3 A1 - 3 67 A2 - 3 4 A1 - 4 68 A2 - 4 5 A1 - 5 69 A2 - 5 6 A1 - 6 70 A2 - 6 7 A1 - 7 71 A2 - 7 8 B1 - 0 72 B2 - 0 9 B1 - 1 73 B2 - 1 10 B1 - 2 74 B2[...]

  • Page 17

    Technical Description OMG - PCI - DIO48 Page 13 The following tables are provided for the user in the event that he/she wishes to record their particular relative addressing setup, provided its constant. Print this page and fill in the tables starting in the top left corner of each and work from top to bottom, left to right. Start with zero on the [...]

  • Page 18

    Technical Description OMG - PCI - DIO48 Page 14 C1 - 6 C2 - 6 C1 - 7 C2 - 7 Figure 9 - (Print and fill in for your configuration) Direct Hardware Control In system s where the users program has direct access to the hardware (DOS) the tables below gives the mapping and functions that the 8005 provide. The address of each eight - bit port is calculat[...]

  • Page 19

    Technical Description OMG - PCI - DIO48 Page 15 Interrupts Interrupts can be set up as shown in the tables on the next page .[...]

  • Page 20

    Technical Description OMG - PCI - DIO48 Page 16 Port C Port C is written and read to as a single eight bit port, but it has the ability to be configured as two four bit po rts. If both lower and upper nibbles are configure the same then no special considerations need to be made. But if they are configured differently, one nibble as input, and one a[...]

  • Page 21

    Notes Page OMG - PCI - DIO48 Page 17[...]

  • Page 22

    Technical Description OMG - PCI - DIO48 Page 18 Control Words n = control word for port1 or 2 I/O Configuration CWnD0 Port C1 lower nibble (bits 0 - 3) 1 = input 0 = output 1 on power up CWnD1 Port B1 1 = input 0 = output 1 on power up CWnD2 0 or 1 (no eff ect) CWnD3 Port C1 upper nibble (bits 4 - 7) 1 = input 0 = output 1 on power up CWnD4 Port A1[...]

  • Page 23

    Technical Description OMG - PCI - DIO48 Page 19 Bit Set or Reset Port C n = port number CWnD0 1 = set to +5V 0 = Reset to GND CWnD4 0 or 1 (no effect) CWnD5 0 or 1 (no effect) CWnD6 0 or 1 (no effect) CWnD7 Always a zero when using Bit set/reset Bit Select CWnD3 CWnD2 CWnD1 C1 Bit 0 0 0 = 0 0 0 1 = 1 0 1 0 = 2 0 1 1 = 3 1 0 0 = 4 1 0 1 = 5 1 1 0 = [...]

  • Page 24

    Technical Description OMG - PCI - DIO48 Page 20 0 X X X 1 1 1 1 0F 7[...]

  • Page 25

    Technical Description OMG - PCI - DIO48 Page 21 Interrupt control When enabled interrupts are generated on A10 and A20 (Pin 47 on each 50 pin header), for this reason to use interrupts on a Port its A byte must be set as an input. IRQENX interrupt enable 1 = enabled 0 = disabled ( 0 on power up ) IRQCX0 IRQCX1 Interrupt mode select see table Interr[...]

  • Page 26

    Specifications OMG - PCI - DIO48 Page 22 Specifications Environmental Specifications Specification Operating Storage Temperature Range 0º to 50º C (32º to 122º F) - 20 º to 70º C (- 4º to 158º F) Humidity Range 10 to 90% R.H. Non - Condensing 10 to 90% R.H. Non - Condensing Power Consumption Supply line +5 VDC Rating 794 mA Mean Time Betwee[...]

  • Page 27

    Appendix A - Troubleshooting OMG - PCI - DIO48 Page 23 Appendix A - Troubleshooting Following these simple steps can eliminate most common pr oblems. Install software first . After installing the software then proceed to adding the hardware. This places the required installation files in the correct locations. 1. Read this manual thoroughly before [...]

  • Page 28

    Appendix B - How To Get Assistance OMG - PCI - DIO48 Page 24 Appendix B - How To Get Assistance Please refer to Troubleshooting Guide prior to calling Technical Support. 1. Begin by reading through the Trouble Shooting Guide in Appendi x A. If assistance is still needed please see below. 2. When calling for technical assistance, please have your us[...]

  • Page 29

    A ppendix C - Silk - Screen OMG - PCI - DIO48 Page 25 Appendix C - Silk - Screen 4.2" 6.1"[...]

  • Page 30

    Appendix D - Compliance Notices OMG - PCI - DIO48 Page 26 Appendix D - Compliance Notices Federal Communications Commission Statement FCC - This equipment has been tested and found to comply with the limits fo r Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful i[...]

  • Page 31

    W ARRANTY / DISCLAIMER OME GA ENGINEERING, INC. war rants this unit to be free of defects in materials and workmanship for a period of 1 3 months from date of purc hase. OM E G A ’ s W ARRAN TY adds an additional one (1) month grace period to the normal one (1) year pr oduct warranty to cover handling and shipping time. This ensures that OME GA ?[...]

  • Page 32

    M 38 9 1 /0303 Where Do I Find Ever ything I Need for Pr ocess Measurement and Control? OM EGA…Of Course! Shop online at www .omega.com TEMPERA TURE   Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies   Wire: Thermocouple, RTD & Thermistor   Calibrators & Ice Point References   Recorder[...]