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SeaLevel 3420, User Manual

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SeaLevel 3420 User Manual Download Page 6

 

6 

© Sealevel Systems, Inc.  3420 Manual   |   SL9145    9/2022 

The following table illustrates the port assignments for the Factory Default setting. 

 

Port #

 

DB-25#

 

Address

 

Example

 

1 

1 

Base+0 

280-287 

2 

2 

Base+8 

288-28F 

3 

3 

Base+16 

290-297 

4 

4 

Base+24 

298-29F 

5 

5 

Base+32 

2A0-2A7 

6 

6 

Base+40 

2A8-2AF 

7 

7 

Base+48 

2B0-2B7 

8 

8 

Base+56 

2B8-2BF 

 

 

 

 

Summary of Contents for 3420

Page 1: ...1 Sealevel Systems Inc 3420 Manual SL9145 9 2022 COMM 8 User Manual 3420 ...

Page 2: ...ET STARTED 4 CARD SETUP 7 INSTALLATION 11 TECHNICAL DESCRIPTION 13 SPECIFICATIONS 16 APPENDIX A TROUBLESHOOTING 17 APPENDIX B HOW TO GET ASSISTANCE 18 APPENDIX C ELECTRICAL INTERFACE 19 APPENDIX D ASYNCHRONOUS COMMUNICATIONS 20 APPENDIX E SILK SCREEN 21 APPENDIX F COMPLIANCE NOTICES 22 WARRANTY 23 ...

Page 3: ...2022 Introduction Overview The Sealevel Systems COMM 8 provides the PC with eight RS 232 asynchronous ports The COMM 8 allows for connection to any device utilizing the RS 232 electrical interface such as modems data entry terminals and plotters ...

Page 4: ...visory 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 fail Note The lowest level of importance used to provide background information additio...

Page 5: ... Port 1 280 5 DIV4 Port 2 288 5 Port 3 290 5 Port 4 298 5 Port 5 2A0 5 Port 6 2A8 5 Port 7 2B0 5 Port 8 2B8 5 To install the COMM 8 using factory default settings refer to the Installation section of this manual For your reference record installed COMM 8 settings below Port Base Address IRQ E12 Port 1 Port 2 Port 3 Port 4 Port 5 Port 6 Port 7 Port 8 ...

Page 6: ...wing table illustrates the port assignments for the Factory Default setting Port DB 25 Address Example 1 1 Base 0 280 287 2 2 Base 8 288 28F 3 3 Base 16 290 297 4 4 Base 24 298 29F 5 5 Base 32 2A0 2A7 6 6 Base 40 2A8 2AF 7 7 Base 48 2B0 2B7 8 8 Base 56 2B8 2BF ...

Page 7: ... do not cause a conflict Refer to Appendix A for common address contentions Address Switch Position Setting 1 2 3 4 5 6 7 100 13F On On On On Off On On 180 1BF On On On On Off Off On 240 27F On On On Off On On Off 280 2BF On On On Off On Off On 2C0 2FF On On On Off On Off Off 300 3FF On On On Off Off On On 500 53F On On Off On Off On On 580 5BF On On Off On Off Off On 1500 153F Off On Off On Off O...

Page 8: ...r a particular port first select the header for the port desired Headers E1 E8 correspond to Ports 1 8 Next select an IRQ by placing one of the jumpers on the header location that corresponds to the IRQ number that you wish to use Below is an example of a selected IRQ Figure 3 Headers E1 to E8 IRQ15 selected Interrupt Mode Options The COMM 8 will allow each port to have an independent interrupt le...

Page 9: ... a bus you should only have one port set to M The following example shows all eight ports sharing a single IRQ 1 2 3 4 5 6 7 8 N S M N S M E9 E10 Figure 5 Header E9 and E10 Shared IRQ Mode Set all jumpers to S if you are using more than one COMM 8 in a bus or you wish to completely remove the pull down resistor for hardware compatibility Setting the COMM 8 in this configuration when it is not acco...

Page 10: ...Figure 7 Clocking Mode Divide By 4 To select the maximum data rate 460 8K bps place the jumper in the divide by 1 silk screen DIV1 position DIV1 DIV4 Figure 8 Clocking Mode Divide By 1 Baud Rates and Divisors for the Div1 mode The following table shows some common data rates and the matching data rates you should choose if using the adapter in the Div1 mode For this Data Rate Choose this Data Rate...

Page 11: ...e until the software has been fully installed 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 to receive access to the proper driver download and installation i...

Page 12: ...g 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 System Installation The COMM 8 can be installed in any 16 bit PC expansion slot The COMM 8 contains several jumper straps for each port that must be set for proper operation prior to inst...

Page 13: ... ports on a single interrupt line The ISP is a read only 8 bit register that sets a corresponding bit when an interrupt is pending Port 1 interrupt line corresponds with Bit D0 of the status port Port 2 with D1 etc The ISP can be addressed two different ways If header E11 is in the Switch position the Status Register is located at Base 7 on each port Example Base 280 Hex Status Port 287 28F etc Th...

Page 14: ...5 Input DSR Data Set Ready 6 Input DCD Data Carrier Detect 8 Input RI Ring Indicator 22 Input Figure 9 DB 25 Connector Pin Assignments DB 9 EIA 574 DTE DB 9 Male Signal Name Pin Mode GND Ground 5 TD Transmit Data 3 Output RTS Request To Send 7 Output DTR Data Terminal Ready 4 Output RD Receive Data 2 Input CTS Clear To Send 8 Input DSR Data Set Ready 6 Input DCD Data Carrier Detect 1 Input RI Ring...

Page 15: ...5 13 26 4 74 52 65 43 DSR 18 30 9 21 57 69 48 60 DCD 38 10 29 1 77 49 68 40 RI 15 33 6 24 54 72 45 63 GND 34 14 25 5 73 53 64 44 Figure 11 DB 78 Connector Pin Assignments Please terminate any control signals that are not going to be used The most common way to do this is connect RTS to CTS and RI Also connect DCD to DTR and DSR Terminating these pins if not used will help insure you get the best p...

Page 16: ...o 158º F Humidity Range 10 to 90 R H Non Condensing 10 to 90 R H Non Condensing Power Consumption Supply line 12 VDC 12 VDC 5 VDC Rating 110 mA 130 mA 320 mA Mean Time Between Failures MTBF Greater than 150 000 hours Calculated Physical Dimensions Board length 7 0 inches 17 78 cm Board height including Goldfingers 4 2 inches 10 66 cm Board height excluding Goldfingers 3 9 inches 9 91 cm ...

Page 17: ...rior to Windows 7 please contact Sealevel by calling 864 843 4343 or emailing support sealevel com to receive more information in regard to the utility software which will determine if your product is functioning properly 6 Only users running Windows 7 or newer should utilize the diagnostic tool WinSSD installed in the SeaCOM folder on the Start Menu during the setup process First find the ports u...

Page 18: ...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 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 to 5 00 P M Eastern Time Technical supp...

Page 19: ...l 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 20 Kbps 50 ft The absolute maximum data rate may vary due to line conditions and cable lengths RS 232 often operates at 38 4 Kbps over very short distances The vol...

Page 20: ...he character is defined by the transmission 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 Figure12 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 ...

Page 21: ...21 Sealevel Systems Inc 3420 Manual SL9145 9 2022 Appendix E Silk Screen 3 9 7 0 4 2 ...

Page 22: ...d to correct the interference at the user 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...

Page 23: ...ty 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 manufact...

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