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COMM+850.LPCI
User Manual | 7104
1
© Sealevel Systems, Inc.
7104 Manual | SL9051 7/2021

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Summary of Contents for SeaLevel COMM+850.LPCI

  • Page 1 COMM+850.LPCI User Manual | 7104 © Sealevel Systems, Inc. 7104 Manual | SL9051 7/2021...
  • Page 2: Table Of Contents

    APPENDIX C – ELECTRICAL INTERFACE ......................14 APPENDIX D – ASYNCHRONOUS COMMUNICATIONS .................. 15 APPENDIX E – SILK SCREEN ..........................16 APPENDIX F – COMPLIANCE NOTICES ......................17 WARRANTY ................................ 18 © Sealevel Systems, Inc. 7104 Manual | SL9051 7/2021...
  • Page 3: Introduction

    PCISIG in PCI 2.2 "Low Profile Addendum." The COMM+850.LPCI also features Universal Bus (3.3 and 5.0V) operation. The COMM+850.LPCI ships with a Low Profile PCI bracket that will only work in a Low Profile PCI slot. If you need a standard size PCI bracket, please order Item# 7104S.
  • Page 4: Before You Get Started

    Before You Get Started What’s Included The COMM+850.LPCI is shipped with the following items. If any of these items are missing or damaged, please contact Sealevel for replacement. • COMM+850.LPCI Serial I/O Adapter Item# 7104 ships with a Low Profile PCI bracket...
  • Page 5: Card Setup

    Adding or removing other hardware may change the assignment of I/O addresses and IRQs. Clock Modes The COMM+850.LPCI employs a unique clocking option that allows the end user to select from divide by 4 and divide by 1 clocking modes. These modes are selected at Header J1.
  • Page 6 For this Data Rate Choose this Divisor 1200 bps 2400 bps 4800 bps 9600 bps 19.2K bps 38.4K bps 57.6K bps 115.2K bps 230.4K bps 460.8K bps © Sealevel Systems, Inc. 7104 Manual | SL9051 7/2021...
  • Page 7: 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 8 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 9: Physical Installation

    4. Gently insert the PCI adapter into the slot. Make sure that the adapter is seated properly. 5. Replace the screw. (This is required to ensure FCC Part 15 compliance.) 6. Replace the cover. 7. Connect the power cord Installation is finished. © Sealevel Systems, Inc. 7104 Manual | SL9051 7/2021...
  • Page 10: Technical Description

    The Sealevel Systems COMM+850.LPCI provides a versatile interface for any RS-232 device including modems, printers, and plotters. The COMM+850.LPCI utilizes the 16850 UART. This chip features programmable baud rates, data format, interrupt control and industry leading 128-byte FIFOs. Connector Pin Assignments...
  • Page 11: Specifications

    10 to 90% R.H. Non-Condensing Manufacturing All Sealevel Systems Printed Circuit boards are built to UL 94V0 rating and are 100% electrically tested. These printed circuit boards are solder mask over bare copper or solder mask over tin nickel. Power Consumption...
  • Page 12: Appendix A - Troubleshooting

    4. Make sure the Sealevel Systems adapter is securely installed in a motherboard slot. 5. When running DOS or Windows 3.x refer to the Sealevel Software and this User Manual to verify that the Sealevel Systems adapter is configured correctly. This software contains a diagnostic program ‘SSD’...
  • Page 13: 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 14: Appendix C - Electrical Interface

    The RS-232 and the EIA/TIA-574 specification define two types of interface circuits, Data Terminal Equipment (DTE) and Data Circuit-Terminating Equipment (DCE). The COMM+850.LPCI is a DTE device. © Sealevel Systems, Inc. 7104 Manual | SL9051 7/2021...
  • Page 15: 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. 7104 Manual | SL9051 7/2021...
  • Page 16: Appendix E - Silk Screen

    Appendix E – Silk Screen 2.536" 4.721" © Sealevel Systems, Inc. 7104 Manual | SL9051 7/2021...
  • Page 17: 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. 7104 Manual | SL9051 7/2021...
  • Page 18: 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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