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ULTRA COMM+I.LPCI

Users Manual

Part # 7108

Sealevel Systems, Inc.

Telephone: 864.843.4343

PO Box 830

Fax: 864.843.3067

Liberty, SC 29657 USA

www.sealevel.com

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Summary of Contents for ULTRA COMM+I.LPCI

Page 1: ...ULTRA COMM I LPCI Users Manual Part 7108 Sealevel Systems Inc Telephone 864 843 4343 PO Box 830 Fax 864 843 3067 Liberty SC 29657 USA www sealevel com ...

Page 2: ...FICATIONS 9 ENVIRONMENTAL SPECIFICATIONS 9 MANUFACTURING 9 POWER CONSUMPTION 9 PHYSICAL DIMENSIONS 9 APPENDIX A TROUBLESHOOTING 10 APPENDIX B HOW TO GET ASSISTANCE 11 APPENDIX C ELECTRICAL INTERFACE 12 RS 232 12 RS 422 12 RS 485 12 APPENDIX D GROUND LOOP PHENOMENON 13 WHAT IS GROUND LOOP 13 CABLING RECOMMENDATIONS 13 APPENDIX E ASYNCHRONOUS COMMUNICATIONS 14 APPENDIX F SILK SCREEN 15 APPENDIX G CO...

Page 3: ...f the interface combinations to provide maximum flexibility to your application Optional Terminal Block adapters are available to simplify field wiring connections In both RS 232 and RS 422 modes the card works seamlessly with the standard operating system serial driver In RS 485 mode our special auto enable feature allows the RS 485 ports to be viewed by the operating system as a COM port This al...

Page 4: ...e your adapter Figure 1 RS 232 Figure 2 RS 422 Figure 3 RS 485 4 Wire with Echo Figure 4 RS 485 2 Wire with Echo Figure 5 RS 485 2 wire without Echo 1 2 3 4 5 6 7 ON OFF 8 9 10 1 2 3 T P P L L E RS 232 1 2 3 4 5 6 7 ON OFF 8 9 10 1 2 3 T P P L L E RS 422 1 2 3 4 5 6 7 ON OFF 8 9 10 1 2 3 T P P L L E 4 Wire RS 485 W Echo 1 2 3 4 5 6 7 ON OFF 8 9 10 1 2 3 T P P L L E 2 Wire RS 485 W Echo 1 2 3 4 5 6...

Page 5: ...Some communication software packages refer to RS 485 as RTS enable or RTS block mode transfer One of the unique features of the ULTRA COMM I LPCI is the ability to be RS 485 compatible without the need for special software or drivers This ability is especially useful in Operating Systems where the lower level I O control is abstracted from the application program This ability means that the user c...

Page 6: ...associated with COM ports i e 2400 4800 9600 19 2 115 2K Bps set switch position 2 to the On position silk screen D4 To select the maximum data rate 921 6K bps set switch position 1 to the On position silk screen D1 Caution Do not set both switches in the On position This could potentially cause damage to the adapter and definitely cause a malfunction Figure 7 Clocking Modes D 1 D 4 A T R T 1 2 3 ...

Page 7: ...aunched and the oscillator value may be entered in the Advanced tab When using any other OS i e Linux or QNX the following tables should be used For this Data Rate Choose this Data Rate 1200 bps 150 bps 2400 bps 300 bps 4800 bps 600 bps 9600 bps 1200 bps 19 2K bps 2400 bps 57 6 K bps 4800 bps 115 2 K bps 14 4K bps 230 4K bps 28 8K bps 460 8K bps 57 6 K bps 921 6K bps 115 2 K bps If your communicat...

Page 8: ...e Operating System is not aware of the driver being loaded It will not cause any harm to your system 8 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 option is also included to remove all registry INI file entri...

Page 9: ...are has been fully installed 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 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 finish...

Page 10: ...p features programmable baud rates data format interrupt control and industry leading 128 byte FIFOs Connector Pin Assignments RS 232 Signals DB 25 Male Signal Name Pin Mode GND Ground 7 RD Receive Data 3 Input CTS Clear To Send 5 Input TD Transmit Data 2 Output RTS Request to Send 4 Output Technical Note Please terminate any control signals that are not going to be used The most common way to do ...

Page 11: ...o 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 Power Consumption Supply line 5 VDC Rating 380 mA Physical Dimensions Board length 4 721 inches 11 991 cm Board Height including Goldfing...

Page 12: ... PCI slots This will typically cause the BIOS or OS to reassign the resources 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 supplied Sealevel Software and this User Manual to verify that the Sealevel Systems adapter is configured correctly This software contains a diagnostic program SSD D software seacom Other DO...

Page 13: ...ms 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 4 Sealevel Systems maintains a web page on the Internet Our home page address is http www sealevel com The latest software updates and newest manuals are available via our web site 5 Technical support is available Monday to Friday from 8 00 a m ...

Page 14: ... in voltage between a single signal and a common ground connection Differential interfaces are typically more immune to noise or voltage spikes that may occur on the communication lines Differential interfaces also have greater drive capabilities that allow for longer cable lengths RS 422 is rated up to 10 Megabits per second and can have cabling 4000 feet long RS 422 also defines driver and recei...

Page 15: ...round current can cause equipment malfunction or even destruction Cabling Recommendations When connecting the ULTRA COMM I LPCI in a RS 485 network care should be taken that both ends of the network are not isolated from ground see Figure 8 This floating ground condition could cause the capacitive or inductive coupling of voltages that will cause a break down in the DC to DC converter circuit or i...

Page 16: ...ssion of a pre defined number of stop bits usually 1 1 5 or 2 An extra bit used for error detection is often appended before the stop bits Remain Idle or next start bit Odd Even or Unused STOP P BIT 5 to 8 Data Bits Idle state of line 1 0 1 1 5 2 Figure 9 Asynchronous Communications Bit Diagram This special bit is called the parity bit Parity is a simple method of determining if a data bit has bee...

Page 17: ...Appendix F Silk Screen Sealevel Systems ULTRA COMM I LPCI Page 15 Appendix F Silk Screen 4 721 2 536 ...

Page 18: ...s expense EMC Directive Statement Products bearing the CE Label fulfill the requirements of the EMC directive 89 336 EEC and of the low voltage directive 73 23 EEC issued by the European Commission To obey these directives the following European standards must be met EN55022 Class A Limits and methods of measurement of radio interference characteristics of information technology equipment EN55024 ...

Page 19: ...d from Sealevel Systems before returned merchandise will be accepted Authorization is obtained by calling Sealevel Systems and requesting a Return Merchandise Authorization RMA number The Customer agrees to insure 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 ori...

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