2407 User Manual
Contents
1. addition to the API SeaCOM includes sample code and utilities to simplify software development Sealevel Systems Inc 1 SeaLINK 8 VC User Manual Other Sealevel USB Serial 1 Product Family Model Part Description SeaLINK 232 2101 1 Port RS 232 DB25 SeaLINK 232 2105 1 Port RS 232 DB9 SeaLINK 485 2102 1 Port RS 422 485 530 DB25 SeaLINK4232I 2103 Port Isolated RS 232 DB25 SeaLINK 485I 2104 Port Isolated RS 422 485 530 DB25 SeaLINK 422 2106 1 Port RS 422 Cable DB9 SeaLINK 232 PC 2108 Port Embedded RS 232 Box Header SeaLINK 2 232 2201 2 Port RS 232 DB9 SeaLINK 2 485 2202 2 Port RS 422 485 DB9 SeaLINK 2 2203 2 Port RS 232 422 485 DB9 SeaLINK 2 232 PC 2208 2 Port Embedded RS 232 Box Header SeaLINK 4 232 2401 4 Port RS 232 DB9 SeaLINK 4 485 2402 4 Port RS 422 485 DB9 SeaLINK 4 2403 4 Port RS 232 422 485 DB9 SeaLINK 4 232 RJ 2404 4 Port RS 232 RJ45 SeaLINK 4 VC 2407 4 Port RS 232 485 VersaCom SeaLINK 8 232 2801 8 Port RS 232 DB9 SeaLINK 8 485 2802 8 Port RS 422 485 DB9 SeaLINK 8 2803 8 Port RS 232 422 485 DB9 SeaLINK 8 232 RJ 2804 8 Port RS 232 RJ45 SeaLINK 8 VC 2807 8 Port RS 232 485 VersaCom SeaLINK 16 232 RJ 2161 16 Port RS 232 RJ45 SeaLINK 16 VC 2167 16 Port RS 232 485 VersaCom Sealevel Systems Inc 2 SeaLINK 8 VC User Manual Before You Get Started What s Included The SeaLINK 4 VC is shipped with the following items If any of these items is missin2. ideal for multi drop or network environments RS 485 tri state driver not dual state will allow the electrical presence of the driver to be removed from the line Only one driver may be active at a time and the other driver s must be tri stated RS 485 can be cabled in two ways two wire and four wire mode Two wire mode does not allow for full duplex communication and requires that data be transferred in only one direction at a time For half duplex operation the two transmit pins should be connected to the two receive pins 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 11 SeaLINK 8 VC User Manual Appendix D Asynchronous Communications Serial data communications implies that individual bits of a character are transmitted consecutively to a receiver that assembles the bits back into a character Data rate error checking handshaking and character framing start stop bits are pre defined and must correspond at both the transmitting and receiving ends Asynchronous communications is the standard means of serial data communication for PC compatibles and PS 2 computers The original PC was equipped with a communication or COM port that was designed around an 8250 Universal Asynchronous Receiver Transmitter UART This device allows asynchronous serial data
3. it is functioning properly in the operating system This can be done by using either the Windows 98 ME or Windows 2000 Device Manager Ensure that the Sealevel Systems software has been installed on the machine so that the necessary files are in place to complete the installation When the SeaLINK 4 VC is configured properly Sealevel s WinSSD utility and a loopback plug can be used to check communications You can make a simple Loopback in the field by connecting the TX and RX pins If you decide to test the Modem Control Signals a full pin loopback plug will be required Details on loopback plugs are included within WinSSD Contact Sealevel Systems if you need further assistance When testing the SeaLINK 4 VC in loopback mode you should see both the TD and RD echoed as data on the screen The loopback test first transmits a HEX pattern 55AA and then an ASCII string of data If this test passes then the SeaLINK 4 VC is ready for use in your application Always use the Sealevel Systems diagnostic software when troubleshooting a problem This will eliminate any software issues from the equation If these steps do not solve your problem please call Sealevel Systems Technical Support 864 843 4343 Our technical support is free and available from 8 00 AM to 5 00 PM Eastern Time Monday through Friday For email support contact support sealevel com Sealevel Systems Inc 9 SeaLINK 8 VC User Manual Appendix B How To Get A
4. keep them in an inactive state If the unused interface pins are connected to a cable the outputs will attempt to drive the lines while the inputs will attempt to interpret any voltage on the line as data which can limit cable length and may result in communication failures Sealevel Systems Inc 6 SeaLINK 8 VC User Manual Optional DC Power on Pin 5 The 2407 is USB bus powered so no external power supply is required For conveniently powering serial peripherals ordering options allow an external power source up to be connected to a DC jack on the rear of the unit The supplied power is connected to pin 5 on each of the four RJ45 connectors Each serial port utilizes an auto resetting fuse rated at 5 00mA Ordering options are shown below m Item 2407 DC05 Configured for 5VDC input power using a 2 1mm DC jack m Item 2407 DC12 Configured for 12VDC input power using a 1 3mm DC jack m Item 2407 DC24 Configured for 24VDC input power using a 1 3mm DC jack Optional RJ45 to DB9 RS 232 Adapter Preconfigured for use with Sealevel USB RJ45 enabled serial adapters the RJ45 to DB9 modular adapter item RJOP 232 converts the RJ45 RS 232 pin out to a DB9 male RS 232 serial port Standard 5 patch cables can be used to extend the serial port up to 50 feet away from the RJ45 port The pin out for the RJOP 232 is shown below RS 485 Biasing and Termination 5V 120Q termination resistor always present between Data and Dat
5. shipping charges to Sealevel and to use the original shipping container or equivalent Warranty is valid only for original purchaser and is not transferable Sealevel Systems assumes no liability for any damages lost profits lost savings or any other incidental or consequential damage resulting from the use misuse of or inability to use this product Sealevel Systems will not be liable for any claim made by any other related party This warranty applies to Sealevel manufactured Product Product purchased through Sealevel but manufactured by a third party will retain the original manufacturer s warranty Sealevel Systems Incorporated 2779 Greenville Highway P O Box 830 Liberty SC 29657 USA 864 843 4343 FAX 864 843 3067 www sealevel com email support Gsealevel com Technical Support is available Monday Friday from 8 a m to 5 p m Eastern time Sealevel Systems Incorporated acknowledges that all trademarks referenced in this manual are the service mark trademark or registered trademark of the respective company Sealevel Systems Inc 15 SeaLINK 8 VC User Manual
6. 0000000 7 RS 485 BIASING AND TERMINATION 7 ELECTRICAL 5 e es sese sese aene 8 BEAT URES 2 1 D dp e D tuba 8 SPEGCIEICATIONS OEE todo recte oret Des 8 APPENDIX A 2 1 9 APPENDIX B HOW TO GET ASSISTANCE 10 APPENDIX C ELECTRICAL 2 2 2 lt 11 Ue s Lap TUE 11 co toe Et ERR E DE cce bh 11 APPENDIX D ASYNCHRONOUS COMMUNICATIONS eee e ee ee eee 12 APPENDIX E SILK SCREEN 2407 PCB 1 1 1 11 se nous 13 APPENDIX COMPLIANCE NOTICES 2 14 FEDERAL COMMUNICATIONS COMMISSION STATEMENT 14 NARRANJDY cenanede se oo bros avete deed oa bend aFus ne dese va pensas Ve ae does oa Deae 15 OSealevel Syst
7. 5P8 The RJ25P8 includes an RJ45 connector and converts it toa DB25 Male connector which allows the use of standard twisted pair cabling The RJ25P8 ships unassembled and can be configured for virtually any pin out USB A to A Extension Cable 3 Meters in Length Item CA214 The CA214 is a fully rated USB extension cable that allows adding 3 meters USB maximum of 5 meters to any existing USB cable The cable has a type male connector on one end and a type A female connector on the other end RJ45 Patch Cable 7 in Length Item CA246 Standard 7 CATS patch cable with one to one pinout RJ45 Patch Cable 10 in Length Item CA247 Standard 10 CATS patch cable with one to one pinout Sealevel Systems Inc 3 SeaLINK 8 VC User Manual Software Installation Instructions Windows 98 ME 2000 XP Vista Operating Systems Do not connect the device to a USB port until the software is installed Start Windows 2 Insert the Sealevel Software CD in to your CD drive 3 If Auto Start is enabled the installation window will automatically appear Otherwise navigate to the root directory of your CD drive and double click the autorun exe application to launch the installation window 4 Select Install Software Select the Part Number for your device from the listing 6 setup file will automatically detect the operating environment and install the proper components Follo
8. SeaLINK 4 VC User Manual Part Number 2407 SYSTEMS INCORPORATED www sealevel com PO Box 830 Liberty SC 29657 864 843 4343 Table of Contents INTRODUGTIQN eode es ecseac ae ce sa ce asses aca eee aate o aeo edes cana deas e desea 1 OTHER SEALEVEL USB SERIAL I O PRODUCT 2 00 0 0 0060160000 2 BEFORE YOU GET eee as gabe esas nane ee ese aar esa a aene ao se acne aun 3 WHAT SINGLE UDED revo CR opu EE 3 OPTIONAL ITEMS si lehnt eH e debet ere a ed i tes delet et EH beoe 3 SOFTWARE INSTALLATION INSTRUCTIONS ccccccccccccscsccccccsscccsscccssecssesssssssssossoes 4 WINDOWS 98 ME 2000 XP VISTA OPERATING 5 5 8 4 PHYSICAL INSTALLATIUIGQN eee e saco nose aene a bae eo ao eaae e anna 58465665066 5 TECHNICAL DESCRIPTION ean vae one aa e an a uoa ooa aes cadcsscsoocssescons 6 CONNECTOR PIN ASSIGNMENTS RJ42 24 6 ches pee ve i teen 6 OPTIONAL DC POWER ON PIN 5 edet eee eroe dee Ee ea EE ense e dE 7 OPTIONAL RJ45 TO DB9 RS 232 64 000000
9. a 5100 Biasing pull up resistors on Data 510Q Biasing pull down resistors on Data Sealevel Systems Inc 7 SeaLINK 8 VC User Manual Electrical Characteristics Features Specifications USB cable m Powered by USB connection Temperature Range 0 C 70 50 105 m Operating m Storage Power Requirements m 5VDC 500mA Physical Dimensions Length Width Height 9 2 5 3 1 7 23 37 cm 13 46 cm 4 32 cm Manufacturing Provides four RJ45 serial ports with status LEDs Allows RS 232 or RS 485 pin out selection on port by port basis Housed in rugged attractive plastic enclosure Integrates transmit and receive LED indicators on each port High retention USB type B connector prevents accidental disconnection of 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 Sealevel Systems Inc 8 SeaLINK 8 VC User Manual Appendix A Troubleshooting Sealevel Software is supplied with the Sealevel Systems adapter and may be used in the troubleshooting procedures Using this software and following these simple steps can eliminate most common problems without the need to call Technical Support 1 If your adapter isn t working first check to make sure that USB support is enabled in the System BIOS and
10. eiving ends 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 12 SeaLINK 8 VC User Manual Appendix E Silk Screen 2407 PCB Griy Bria LAAL ory Selo priy Zd 1 63 Sei veld LNO Star CIE 82 Wi Orly 1818 282 ld 81 4 cel tela 6215 9215 Scis ezia Zia ezia 115 eiu 4 i118 szn euis szn 6014 zn 80i ezn 4015 zzn 9018 120 5918 ezn 822 49 9 2 L 2 1015 92 692 299 192 952 so 92 592 66 164 8 SHOY UON SHON 2020220 642 712 42 zo 2 oala 664 863 Leu 9s 892 992 592 92 992 862 455 952 252 952 6 2 892 1442 i2 Ord aot v6 968 YSN NI 9002 LHOIMAdOD 2 38 082 zee v iva 6 L 27020220 SeaLINK 8 VC User Manual 13 Sealevel Systems Inc Appendix F Compliance Notices Federal Communications Commission Statement This equipment has been tested and found to comply with the limits for Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment T
11. ems Inc SeaLINK 8 VC User Manual SL9174 Revision 4 2007 Introduction The Sealevel Systems SeaLINK 4 VC Item 2407 is a USB device that equips the PC with four RS 232 or RS 485 Asynchronous serial ports SeaLINK 4 VC supports RS 232 data rates up to 115 2K bps and RS 485 data rates up to 921 6K bps The box does not need to be opened nor are there any dipswitches to set The 2407 is housed in an attractive plastic enclosure with a high retention USB type B connector that prevents accidental disconnection of the included USB cable The 2407 is USB bus powered so no external power supply is required For conveniently powering serial peripherals ordering options allow an external power source up to be connected to a DC jack on the rear of the unit The supplied power is fused and connected to pin 5 on each of the four RJ45 connectors With the unique VersaCom multi interface connector design included on the SeaLINK 4 VC both RS 232 and two wire RS 485 signals are always present and active on the RJ45 serial connectors Simply select the appropriate pin out for RS 232 or two wire RS 485 on a port by port basis SeaLINK 4 VC is designed to be used with a variety of Operating Systems including Windows 98 ME 2000 XP The SeaCOM API Application Programmer Interface included on CD with the SeaLINK 4 VC provides a variety of useful high level function calls implemented as a Windows dynamic link library DLL In
12. evice Manager You should have new COM ports in the Ports COM amp LPT Device Class indicating the installation was successful You can access your new COM port by using the assigned COM identifier This assignment will vary from system to system To verify operation use Sealevel Systems supplied WinSSD diagnostic utility WinSSD can be found in the Start Programs group SeaLINK 4 VC is now ready for use Sealevel Systems Inc 5 SeaLINK 8 VC User Manual Technical Description SeaLINK 4 VC utilizes four USB UARTs These chips feature programmable baud rate data format 128 byte Dual Port TX Buffer and 384 byte Dual Port RX Buffer The transceivers support data rates up to 921 6K bps Connector Pin Assignments RJ45 D RS485Daas 1 GND Ground 4 D 85 485 8 Note DCD DSR and RI are inputs that are not brought out on the RJ45 connector DSR and DCD are biased active and RI is biased inactive RS 232 RS 485 XL SLY 0 as 20 t ejeq 8 GND v e1eq L Interface Selection With the unique VersaCom multi interface connector design both RS 232 and two wire RS 485 signals are always present and active on the RJ45 connectors Simply select the appropriate pin out for RS 232 or two wire RS 485 on each individual port The unused interface on each connector should be left unconnected All inputs have appropriate biasing to
13. g or damaged please contact Sealevel for replacement Optional Items Item 2407 SeaLINK 4 VC USB 8 Port Serial Device Item CA179 72 USB A to B Device Cable Item LB116 RS 232 RJ45 Serial Loopback Item LB115 RS 485 RJ45 Serial Loopback Sealevel SeaCOM Software CD Depending upon your application you are likely to find one or more of the following items useful for interfacing the SeaLINK 4 VC All items can be purchased from our website http www sealevel com or by calling 864 843 4343 DB9 Male to RJ45 Modular Adapter Item RJ9P 232 Preconfigured for use with the SeaLINK 4 VC this modular adapter converts the RJ45 RS 232 pinout from the SeaLINK 4 VC to a DB9 male RS 232 serial port Standard CATS patch cables can be used to extend the serial port up to 50 feet away from the SeaLINK 4 VC DB25 Male to RJ45 Modular Adapter Item RJ25P 232 Preconfigured for use with the SeaLINK 4 VC this modular adapter converts the RJ45 RS 232 pinout from the SeaLINK 4 VC to a DB25 male RS 232 serial port Standard CATS patch cables can be used to extend the serial port up to 50 feet away from the SeaLINL 16 VC DB9 Male to RJ45 Modular Adapter RJ9P8 The RJ9P8 includes an RJ45 connector and converts it to DB9 Male connector which allows the use of standard twisted pair cabling The RJOP8 ships unassembled and can be configured for virtually any pin out DB25 Male to RJ45 Modular Adapter Item RJ2
14. his equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in such case the user will be required to correct the interference at the users 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 Information technology equipment Immunity characteristics Limits and methods of measurement EN60950 IEC950 Safety of information technology equipment including electrical business equipment Warning This is a Class A Product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures to prevent or correct the interference 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 14 SeaLINK 8 VC U
15. ser Manual Warranty WARRANTY Trademarks Sealevel s commitment to providing the best I O solutions is reflected in the Lifetime Warranty that is standard on all Sealevel manufactured 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 Sealevel Systems Inc hereafter Sealevel warrants that the Product shall conform to and perform in accordance with published technical specifications and shall be free of defects in materials and workmanship for life In the event of failure Sealevel will repair or replace the product at Sealevel s sole discretion Failures resulting from misapplication or misuse of the Product failure to adhere to any specifications or instructions or failure resulting from neglect or abuse are not covered under this warranty Warranty service is obtained by delivering the Product to Sealevel and providing proof of purchase Return authorization must be obtained 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
16. ssistance Begin by reading through the Trouble Shooting Guide in Appendix A If assistance is still needed please see below When calling for technical assistance please have your user manual and current adapter settings If possible please have the adapter installed in a computer ready to run diagnostics 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 fag asp Sealevel Systems maintains a Home page on the Internet Our home page address is http www sealevel com The latest software updates and newest manuals are available via our FTP site that can be accessed from our home page Technical support is available Monday to Friday from 8 00 AM to 5 00 PM eastern time Technical support can be reached at 864 843 4343 RETURN AUTHORIZATION MUST BE OBTAINED FROM SEALEVEL SYSTEMS BEFORE RETURNED MERCHANDISE WILL BE ACCEPTED AUTHORIZATION CAN BE OBTAINED BY CALLING SEALEVEL SYSTEMS AND REQUESTING A RETURN MERCHANDISE AUTHORIZATION RMA NUMBER Sealevel Systems Inc 10 SeaLINK 8 VC User Manual Appendix C Electrical Interface RS 232 RS 485 Quite possibly the most widely used communication standard is RS 232 This implementation has been defined and revised several times and is often referred to as RS 232 or EIA TIA 232 The IBM PC computer defined the RS 232 port on a 9 pin D sub connector and subsequen
17. tly the EIA TIA approved this implementation as the EIA TIA 574 standard This standard is defined as the 9 Position Non Synchronous Interface between Data Terminal Equipment and Data Circuit Terminating Equipment Employing Serial Binary Data Interchange Both implementations are in wide spread 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 at distances less than 50 ft The absolute maximum data rate may vary due to line conditions and cable lengths RS 232 is a single ended or unbalanced interface meaning that a single electrical signal is compared to a common signal ground to determine binary logic states 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 SeaLINK 4 VC is a DTE device RS 485 is backwardly compatible with RS 422 however it is optimized for partyline or multi drop applications The output of the RS 422 485 driver is capable of being Active enabled or Tri State disabled This capability allows multiple ports to be connected in a multi drop bus and selectively polled RS 485 allows cable lengths up to 4000 feet and data rates up to 10 Megabits per second The signal levels for RS 485 are the same as those defined by RS 422 RS 485 has electrical characteristics that allow for 32 drivers and 32 receivers to be connected to one line This interface is
18. to be transferred through a simple and straightforward programming interface A starting bit followed by a pre defined number of data bits 5 6 7 or 8 defines character boundaries for asynchronous communications The end of the 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 Idle state of Odd Even line 7 5 to 8 Data Bits Unused niei n 1 472r 1 D d dam 1 0 Mcd Ltt al 15 l4 2 4 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 corruption Common methods are called E ven Parity or O dd Parity Sometimes parity is not used to detect errors on the data stream This is refereed to as N o parity Because each bit in asynchronous communications is sent consecutively it is easy to generalize asynchronous communications by stating that each character is wrapped framed by pre defined bits to mark the beginning and end of the serial transmission of the character The data rate and communication parameters for asynchronous communications have to be the same at both the transmitting and rec
19. w the information presented on the installation screens that follow 7 screen may appear with the declaration The publisher cannot be determined due to the problems below Authenticode signature not found Please select the Yes button and proceed with 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 8 During setup you 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 included to remove the driver and all registry INI file entries from your system 9 Proceed with the physical installation of your SeaLINK USB serial adapter NOTE i Windows NT is not USB aware and thus cannot support this device Sealevel Systems Inc 4 SeaLINK 8 VC User Manual Physical Installation SeaLINK 4 VC can be connected to any spare USB port Do not connect the device to a USB port until the software has been fully installed 1 Connect the SeaLINK 4 VC to a USB port with the supplied CA179 USB device cable The software drivers installed during setup will automatically recognize and configure the device You should see one or more New Hardware Found windows indicating the actual device being created Next view your system s D
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