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© Sealevel Systems, Inc. 7406e Manual | SL9252 10/2022

COMM+4/232.PCIe

User Manual | 7406e and 7406eS

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Summary of Contents for 7406e

Page 1: ...1 Sealevel Systems Inc 7406e Manual SL9252 10 2022 COMM 4 232 PCIe User Manual 7406e and 7406eS ...

Page 2: ...Address and IRQ selection 7 Clock Modes 7 Baud Rates 7 SOFTWARE INSTALLATION 8 Windows Installation 8 Linux Installation 9 TECHNICAL DESCRIPTION 10 RS 232 CA 199 DB 25 Connector Pin Assignments 10 RS 232 DB 44 11 SPECIFICATIONS 11 Environmental Specifications 11 Manufacturing 11 Power Consumption 11 APPENDIX A TROUBLESHOOTING 12 APPENDIX B HANDLING INSTRUCTIONS 13 APPENDIX C ELECTRICAL INTERFACE 1...

Page 3: ...rs The COMM 4 232 PCIe will operate on x1 x4 x8 or x16 PCIe Bus slots Features PCI Express four port serial interface adapter High performance OXPCIe954 UART with 128 byte FIFOs Oscillator and clock prescaler support wide range of baud rates Supports 9 bit protocol framing Each port supports data rates to 921 6K bps PCI Express x1 compliant via x1 connector Compatible with all low profile and stan...

Page 4: ...Express Board with Standard Height PC Bracket CA199 DB44 Male to 4 DB25 Male Cable Advisory Conventions Warning The highest level of importance used to stress a condition where damage could result to the product or the user could suffer serious injury Important The middle level of importance used to highlight information that might not seem obvious or a situation that could cause the product to fa...

Page 5: ...All items can be purchased from our website www sealevel com by calling our sales team at 864 843 4343 Terminal Block Kit Item KT104 Terminal Block Kit TB04 CA104 Cable DB25 Serial Cable Item CA104 DB5 Female to DB25 Male Extension Cable 72 Inch Length DB25F to DB9M Adapter Item CA140 DB25 Female to DB9 Male RS 232 Converter Modular Adapter Item RJ25S8 DB25 Female to RJ45 Modular Adapter ...

Page 6: ...PCI Express slot It is available in standard height PCI Express as item 7406eS DB44F Board Connector The board integrates a DB44 female connector for interfacing the four serial ports via the included cable DB25M Serial Connectors The 7406e ships with a four port cable Item CA199 that includes four DB25 male serial connectors The pin out for these connectors is detailed in the following Technical ...

Page 7: ...t clock divisor to provide a wide range of possible baud rates Note that there are many combinations that can give the same result e g Prescaler 1 and Divisor 8 Prescaler 2 and Divisor 4 or Prescaler 8 and Divisor 1 As long as the calculated data rate is within 2 you should communicate fine Baud Rates The following table shows some common data rates and the rates you should choose to achieve them ...

Page 8: ...h the installation This declaration simply means that the operating system is not aware of the driver being loaded It will not cause any harm to your system 6 During setup the user may specify installation directories and other preferred configurations This program also adds entries to the system registry that are necessary for specifying the operating parameters for each driver An uninstall optio...

Page 9: ...p to extract the tar gz file In addition the software selectable interface settings can be accessed by referencing seacom utilities 7406emode 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 Linux...

Page 10: ...epth can be changed to match the depth of these UARTs RS 232 CA 199 DB 25 Connector Pin Assignments Signal Name Pin Mode GND Ground 7 TD Transmit Data 2 Output RTS Request To Send 4 Output DTR Data Terminal Ready 20 Output RD Receive Data 3 Input CTS Clear To Send 5 Input DSR Data Set Ready 6 Input DCD Data Carrier Detect 8 Input RI Ring Indicator 22 Input Please terminate any control signals that...

Page 11: ...ecifications Specification Operating Storage Temperature Range 0º to 70º C 32º to 158º F 50º to 105º C 58º to 221º F Humidity Range 10 to 90 R H Non Condensing 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 P...

Page 12: ...or help in choosing an I O address and IRQ 4 Make sure the Sealevel Systems adapter is securely installed in a motherboard slot 5 If you are utilizing an operating system prior to Windows 7 please contact Sealevel s Technical support as directed below to receive more information regarding the utility software which will determine if your product is functioning properly 6 Only users running Windows...

Page 13: ...ostatically sensitive components in protective packaging or on anti static mats Grounding Methods The following measures help to avoid electrostatic damages to the device Cover workstations with approved antistatic material Always wear a wrist strap connected to a properly grounded workplace Use antistatic mats heel straps and or air ionizers for more protection Always handle electrostatically sen...

Page 14: ...nal Equipment and Data Circuit Terminating Equipment Employing Serial Binary Data Interchange Both implementations are in widespread use and will be referred to as RS 232 in this document RS 232 is capable of operating at data rates up to 20K bps 50 ft The absolute maximum data rate may vary due to line conditions and cable lengths RS 232 often operates at 38 4K bps over very short distances The v...

Page 15: ...efined number of stop bits usually 1 1 5 or 2 An extra bit used for error detection is often appended before the stop bits Figure 1 Asynchronous Communications Bit Diagram This special bit is called the parity bit Parity is a simple method of determining if a data bit has been lost or corrupted during transmission There are several methods for implementing a parity check to guard against data corr...

Page 16: ...16 Sealevel Systems Inc 7406e Manual SL9252 10 2022 Appendix E Mechanical Drawing ...

Page 17: ...anty Warranty service may be obtained by delivering the Product to Sealevel and providing proof of purchase Customer agrees to ensure the Product or assume the risk of loss or damage in transit to prepay shipping charges to Sealevel and to use the original shipping container or equivalent Warranty is valid only for original purchaser and is not transferable This warranty applies to Sealevel manufa...

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