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SIO-485.LPCI
User Manual | 7107
1
© Sealevel Systems, Inc.
7107 Manual | SL9055 7/2021

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Summary of Contents for SeaLevel SIO-485.LPCI

  • Page 1 SIO-485.LPCI User Manual | 7107 © Sealevel Systems, Inc. 7107 Manual | SL9055 7/2021...
  • Page 2: Table Of Contents

    APPENDIX C – ELECTRICAL INTERFACE ..................................15 APPENDIX D – ASYNCHRONOUS COMMUNICATIONS ............................. 16 APPENDIX E – SILK SCREEN – 7107 PCB ..................................17 APPENDIX F – COMPLIANCE NOTICES..................................18 WARRANTY ............................................19 © Sealevel Systems, Inc. 7107 Manual | SL9055 7/2021...
  • Page 3: Introduction

    Introduction The SIO-485.LPCI, Item Number 7107, is a low profile PCI module that provides a single RS-422/485 serial interface port. The board is designed using the OX16C950 UART, which features a 128-byte FIFO and flexible clock prescalar (from 1 to 31.875), with support for 9-bit protocol and isochronous mode.
  • Page 4: Before You Get Started

    Before You Get Started What’s Included The SIO-485.LPCI is shipped with the following items. If any of these items are missing or damaged, please contact Sealevel for replacement. • SIO-485.LPCI Adapter • 7107 includes low profile PCI bracket • 7107S includes standard size PCI bracket...
  • Page 5 DB9 Male to DB9 Female Optomux adapter (Item Number DB103) The DB103 is designed to convert a Sealevel DB9 Male connector to a pinout compatible with AC24AT and AC422AT Opto-22 ISA bus cards. This allows Optomux devices to be controlled from any Sealevel RS-422 board with a DB9 Male connector.
  • Page 6: Software Installation

    Only users running Windows 7 or newer should utilize these instructions for accessing and installing the appropriate driver via Sealevel’s website. If you are utilizing an operating system prior to Windows 7, please contact Sealevel by calling 864.843.4343 or emailing support@sealevel.com...
  • Page 7 For additional software support, including QNX, please call Sealevel Systems’ Technical Support, (864) 843- 4343. Our technical support is free and available from 8:00 AM - 5:00 PM Eastern Time, Monday through Friday. For email support contact: support@sealevel.com.
  • Page 8: Physical Installation

    Gently insert the PCI adapter into the slot. Make sure that the adapter is seated properly. Replace the screw. (This is required to ensure FCC Part 15 compliance.) Replace the cover. Connect the power cord Installation is finished. The SIO-485.LPCI is now ready for use. Physical Connection RS-422 Signal Name...
  • Page 9: Card Setup

    I/O address may be modified by the user. Adding or removing other hardware may change the assignment of I/O addresses and IRQs. Electrical Interface Selection The SIO-485.LPCI can be individually configured via SW1 as RS-422, or as a two/four wire RS-485 interface. The following table illustrates the electrical modes for SW1: Electrical Mode...
  • Page 10 460.8K bps 921.6K bps If you are utilizing an operating system developed after Windows XP and need additional data rates for a different O/S not provided in the tables above, please contact Sealevel’s Technical Support by calling 864.843.4343 or emailing support@sealevel.com to receive access to the proper driver download and installation instructions.
  • Page 11 Power Supply The SIO-485.LPCI has the ability to provide DC power on pin 9 of the DB-9 connector to be used by the integrator in low power implementations. This power is fused at 1A and is selectable as +5, +12 VDC or no power required.
  • Page 12: Electrical Characteristics

    Temperature Range Operating 0°C – 70°C Storage -50°C – 105°C Power Requirements Supply line +5 VDC Rating 400 mA Physical Dimensions Length 4.721 inches (11.99 cm) Height 2.536 inches (6.44 cm) © Sealevel Systems, Inc. 7107 Manual | SL9055 7/2021...
  • Page 13: Appendix A - Troubleshooting

    No two adapters can occupy the same I/O address. Make sure the Sealevel Systems adapter is using a unique IRQ The IRQ is typically selected via an on-board header block. Refer to the section on Card Setup for help in choosing an I/O address and IRQ.
  • Page 14: Appendix B - How To Get Assistance

    If possible, please have the adapter installed in a computer ready to run diagnostics. 3. Sealevel Systems provides an FAQ section on its web site. Please refer to this to answer many common questions. This section can be found at http://www.sealevel.com/faq.asp.
  • Page 15: Appendix C - Electrical Interface

    (Tx+ to Rx+ and Tx- to Rx-). Four wire mode allows full duplex data transfers. RS-485 does not define a connector pin-out or a set of modem control signals. RS-485 does not define a physical connector. © Sealevel Systems, Inc. 7107 Manual | SL9055 7/2021...
  • Page 16: Appendix D - Asynchronous Communications

    The communication parameters are baud rate, parity, number of data bits per character, and stop bits (i.e.,9600,N,8,1). © Sealevel Systems, Inc. 7107 Manual | SL9055 7/2021...
  • Page 17: Appendix E - Silk Screen - 7107 Pcb

    Appendix E – Silk Screen – 7107 PCB © Sealevel Systems, Inc. 7107 Manual | SL9055 7/2021...
  • Page 18: Appendix F - Compliance Notices

    Always use cabling provided with this product if possible. If no cable is provided or if an alternate cable is required, use high quality shielded cabling to maintain compliance with FCC/EMC directives. © Sealevel Systems, Inc. 7107 Manual | SL9055 7/2021...
  • Page 19: Warranty

    Sealevel's commitment to providing the best I/O solutions is reflected in the Lifetime Warranty that is standard on all Sealevel manufactured I/O products. We are able to offer this warranty due to our control of manufacturing quality and the historically high reliability of our products in the field. Sealevel products are designed and manufactured at its Liberty, South Carolina facility, allowing direct control over product development, production, burn-in and testing.

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