RocketPort EXPRESS User Guide
Contents
1. 27 Troubleshooting Windows Systema 28 DE ie ER rr E E E terri is HERE E tans cp cien Mi aM dE 29 Aes Test Terminal Testa 29 Troubleshooting Linux Systems enarcar Vu M OIN UNE BEEF MESE PE M M EMEN 30 Bp pee crc T 30 File Transier Em 30 Serial Port Seling caesar eae Pal EE 30 Setting Up Terminals and Modems mgelby getty 30 wb HORROR Ew t PUE RD THER pc XN a 31 Technical SUDDOPL iic Ru etre Und TY a aU pL errr eer oer srr ets AMD AEN T RUND GENI AME 31 Index E 5E iv Table of Contents RocketPort EXPRESS User Guide 2000481 Rev D Overview Product Overview The RocketPort EXPRESS is a high speed in server serial expansion card that is RS 232 422 485 software selectable for use in a PCI Express PCIe compatible slot in a host system The RocketPort EXPRESS was designed to support speeds up to 921Kbps if connected using fan out cables or the 4J 8J models or 460 8Kbps if using an interface box The RocketPort EXPRESS series uses Comtrol Application Specific Integrated Circuit ASIC technology to replace most hardware functionality to minimize components including e The processor e serial controller e Bus interface logic a2. 1 DTR TxD TxD TRxD 2 Gnd Not Usedt Not Usedt Not Usedt 3 TxD TxD TxD TRxD 4 RxD RxD RxD Not Used 5 DCD Not Used Not Used Not Used 6 CTS RxD RxD Not Used Pin 2 is tied to ground on the board but is not used in the cable Use the following figure if you need to build an RS 282 null modem DTE Serial Device cable A null modem cable is RS 232 RJ11 DB9 DB25 required for connecting DTE devices Signal Pins Pins Pins Signal TxD gt 3 RxD RxD 4 4 3 2 TxD CTS 69 7 4 RIS DTR 1 1 8 DCD DCD 5 lt 14 20 DTR GND 2 GND Use the following figure if you need to build an RS 422 ni cable null modem ocketPort cable is required for connecting DTE devices RS 422 RS 485FD D E pd ial Note RS 422 pinouts are not standardized Signal Pins Signal Each serial manufacturer uses TxD 1 RxD various pinouts Please refer to the documentation for the serial to determine the pinouts for the signals in the previous picture TxD 3 RxD RxD 6 TxD RxD 4 484 amp RocketPort EXPRESS User Guide 2000481 Rev D Connecting Serial Devices 19 RJ11 Straight Through Cable RS 232 or RS 485 Half Duplex RJ11 Straight Use straight through cables to connect modems and other DTE devices For Through Cable RS example you can connect one end of a straight through cable to
3. LFH60 and DB37M Multiplex Connectors DB9 and DB25 Interface Box Cable Use the following table if you need to build an interface cable a t Ports 1 16 Ports 17 32 Source Dest Pair Signal Source Dest Pair Signal J1 1 N C J3 1 N C J1 2 J2 44 GND J3 2 N C GND J1 3 J2 43 GND J3 3 J2 37 GND J1 4 J2 42 GND J3 4 J2 36 GND J1 5 2 41 GND J3 5 J2 35 GND J1 6 J2 23 RESET J3 6 J2 8 RESET J1 7 J2 46 1A RXCLK J3 7 J2 24 1A RXCLK J1 8 J2 16 2A RXDATA J3 8 J2 25 2A RXDATA J1 9 J2 17 3A RXDATB J3 9 2 26 RXDATB J1 10 2 18 4A RXCNVT J3 10 42 27 4A RXCNVT J1 11 N C J3 11 N C J1 12 J2 19 5A TXDATB J3 12 J2 28 5A TXDATB J1 13 J2 20 6A TXDATA J3 13 J2 29 6A TXDATA 191 14 4221 7A TXCLK 173 14 22440 7A TXCLK J1 15 J2 22 8A TXCNVT J3 15 J2 31 8A TXCNVT J1 16 J2 47 V J3 16 J2 54 V RocketPort EXPRESS User Guide 2000481 Rev D Specifications and Notices 23 FCC Notices FCC Notices Ports 1 16 Continued Ports 17 32 Continued Source Dest Pair Signal Source Dest Pair Signal J1 17 J2 48 V J3 17 J2 55 V J1 18 J2 49 V J3 18 J2 56 V J1 19 J2 50 V J3 19 N C J1 20 N C J3 20 N C J1
4. This section discusses the following Installing the Card Installing the Card Attaching a Quad Octacable Interface Cable on Page 8 Attaching an Interface Box on Page 8 Installing a Rackmount Interface Box on Page 9 Use the following procedure to install a RocketPort EXPRESS card 1 p RO Permit 9 10 11 12 Turn off the host computer Remove the system cover from your computer Select a PCI Express PCIe compatible slot Remove the slot cover or release the clamp If necessary replace the low profile mounting bracket with the standard mounting bracket shipped with the RocketPort EXPRESS Insert the card into the slot and seat it securely Reinstall the expansion slot retaining screw or clamp If this is not a 4J 8J RJ45 11 connector integrated in the card bracket attach the interface that came with your card using the appropriate procedure e Attaching a Quad Octacable Interface Cable below e Attaching an Interface Box on Page 8 e Installing a Rackmount Interface Box on Page 9 e Ifthis 4J or 8J installation see Connecting Serial Devices on Page 11 for cabling information after driver installation Do not connect an interface box to the card when the host system is powered on this can cause card failure After connecting the interface cable or box replace the system cover on your computer Power on your host system Click Cancel
5. 6 DSR RTS TRxD 1 7 4 RTS TRxD CTS 8 p8 5 CIS RI N A 9 2 RI RocketPort EXPRESS models with RJ45 connectors are shipped with a a single loopback plug RS 232 422 RS 232 422 Wire the following pins together to build additional loopback plugs or rmn replace a missing RS 232 422 loopback plug nii e Pins 4to5 i e Pins 1408 e Pins2to6to7 Wire the following pins together for RS 422 loopback plug e Pins4to5 e Pins1to8 18 Connecting Serial Devices RocketPort EXPRESS User Guide 2000481 Rev D RJ11 Serial Cables and Loopback Plugs RJ11 Serial Cables and Loopback Plugs RJ11 Signals RJ11 Null Modem Cable RS 232 RJ11 Null Modem Cable RS 422 or RS 485 Full Duplex This section describes RJ11 cables and loopback plugs for the RocketPort EXPRESS 8J RJ11 Signals RJ11 Null Modem Cable RS 232 on Page 19 RJ11 Null Modem Cable RS 422 or RS 485 Full Duplex on Page 19 RJ11 Straight Through Cable RS 232 or RS 485 Half Duplex on Page 20 RJ11 Loopback Plugs on Page 20 There are no standards for RJ11 connector pinouts Refer to the manufacturer s installation documentation if you need help with connector pinouts or cabling for the serial device Note Ring indicator Request to Send and Data Set Ready are not supported on the RJ11 connector PIN 1 Hi RJ11 Connector Signals Eum HESS 852 Fuh Duplex
6. User Guide Network Enabling Devices 2 CowrROL ww Trademark Notices Comtrol and RocketPort are trademarks of Comtrol Corporation Windows and Microsoft are registered trademarks of Microsoft Corporation Other product names mentioned herein may be trademarks and or registered trademarks of their respective owners Fourth Edition Rev D March 7 2011 Copyright O 2007 2010 Comtrol Corporation All Rights Reserved Comtrol Corporation makes no representations or warranties with regard to the contents of this document or to the suitability of the Comtrol product for any particular purpose Specifications subject to change without notice Some software or features may not be available at the time of publication Contact your reseller for current product information Document Number 2000481 Rev D Table of Contents Verv 5 Product et MP 5 Before Installing the RocketPort EXPRESS cete ecce e eee eee eese ess sesso teens sese tee en ases e tease ee tee aa sese a 5 Locating the Latest Drivers and Documentation ee ee ee eee ee eene eee eee ness eee tn ases e eta sees teens aee eene 5 Card and Interface Installation 6er eter epe Fen eva evo VE vae Ee vv VER ue e eie aves sv aeas d Installing the u iu eure Mace Bud iuM E eae ai eee ee 7 Attaching a Quad Octacable Interface Cable 8 Attaching a
7. If you are experiencing problems with the RocketPort EXPRESS review the troubleshooting procedures for your system before calling Technical Support Before Calling Technical Support Review the following information before calling Technical Support because they will request that you perform many of the procedures or verifications before they will be able to help you diagnose a problem e Verify the cabling using Connecting Serial Devices on Page 11 Note Most customer problems reported to Comtrol Technical Support are eventually traced to cabling or network problems e If you have not done so run the diagnostics RocketPort EXPRESS Diagnostics on Page 27 e Verify that you have installed the latest RocketPort EXPRESS device driver see Locating the Latest Drivers and Documentation on Page 5 If necessary remove or update the existing driver using the procedures in the RocketPort EXPRESS Device Driver Installation Guide for Windows or README file packaged with the FreeBSD Linux QNX or SCO OpenServer driver If none of the above work you can refer to one of these subsections e Troubleshooting Windows Systems on Page 28 e Troubleshooting Linux Systems on Page 30 RocketPort EXPRESS Diagnostics This subsection describes how to run the bootable diagnostic CD to verify that the RocketPort EXPRESS hardware is functioning properly The RocketPort EXPRESS is shipped with a bootable CD that executes hardware d
8. You can wire the following pins together for an RS 422 only loopback plug e Pins 2 to 3 or alternately Pins 17 to 25 e Pins 4 to 5 or alternately Pins 15 to 19 RS 232 422 Back View RJ45 Serial Cables and Loopback Plugs RJ45 Signals This section describes RJ45 cables and loopback plugs for the RocketPort EXPRESS 4 Octacable and Rackmount interface boxes RJ45 Signals e RJ45 Null Modem Cable RS 232 on Page 18 RJ45 Null Modem Cable RS 422 or RS 485 Full Duplex on Page 18 RJ45 Straight Through Cable RS 232 or RS 485 Half Duplex on Page 18 e RJ45 Loopback Plugs on Page 18 There are no standards for RJ45 connector pinouts Refer to the manufacturer s installation documentation if you need help with connector pinouts or cabling for the serial device PIN 1 E H Note Ring indicator is not supported on the RJ45 connector RJ45 Connector Signals i Mb dB m Fuh Duplex Halt Duslex 1 RTS TxD TxD TRxD al 2 DTR Not Used Not Used Not Used 8 Not Usedt Not Usedt Not Usedt 4 TxD TxD TxD TRxD 5 RxD RxD RxD Not Used 6 DCD Not Used Not Used Not Used 7 DSR Not Used Not Used Not Used 8 CTS RxD RxD Not Used Pin 9 is tied to ground on the board but is not used in the cable RocketPort EXPRESS User Guide 2000481 Rev D Connecting Serial Devices 17 RJ45 Null Modem Cable RS 232 RJ45 Nul
9. COM2 on one 232 or RS 485 Half computer and the other end of the straight through cable to a modem Duplex RocketPort DCE Serial Device Signal RJ11 DB9 DB25 Signal RS 232 RS 485HD Pins Pins Pins RS 232 RS 485HD DCD 5 1 8 DOD RxD 4 p2 3 RD TxD TRxD 3 2 TxD TRxD DTR TRxD 1 4 20 DTR TRxD GND 2 5 7 CTS 6 8 5 CTS RJ11 Loopback RocketPort EXPRESS models with RJ11 connectors are shipped with Plugs a single loopback plug RS 232 422 Wire the following pins together to build additional loopback plugs or replace a missing RS 232 422 loopback plug e Pins 3 4 e Pins1to6 20 Connecting Serial Devices RocketPort EXPRESS User Guide 2000481 Rev D Specifications and Notices This section discusses the following e 68 VHDCI Connector Quad Octacable on Page 21 e LFH60 and DB37M Multiplex Connectors DB9 and DB25 Interface Box Cable on Page 23 e FCC Notices on Page 24 68 Pin VHDCI Connector Quad Octacable Use the following table if you need to build a cable for a proprietary serial device M2 X 049 THREADED INSERT 2 PLACESI 1 5 33 628 35 Pin RS 232 RS 422 RS 485 FD RS 485 HD 1 TXD1 TXD 1 TXD 1 TRXD 1 2 RI1 3 DCD1 4 DTR1 5 RTS1 TXD 1 TXD 1 TRXD 1 6 DSR1 7 RXD1 RXD 1 RXD 1 8 CTS1 RXD 1 RXD 1 9 TXD2 TXD 2 TXD 2 TRXD 2 10 RI2 11 DCD2 12 DTR
10. build an RS 422 or RS 485 full duplex null modem Rocket P ec cable A null modem cable is required for connecting DTE devices Signal Pins Signal TxD 4 RxD Interface boxes have optional pins available TxD 9 gt RxD for these signals Refer to Interface Box Signals on Page 15 for more information Note RS 422 and RS 485 signals are not standardized and each serial manufacturer uses different pinouts Refer to the serial device documentation to determine the pinouts for the signals above 5 2 amp TxD 3 lt lt TxD RxD RxD Use the following figure gt RocketPort DCE Serial Device if you need to build an DB25 DB9 DB25 RS 232 or RS 485 half Signal Pins Pins Pins Signal duplexstraight through DCD 8 1 8 DCD cable Straight through p p 3 2 3 RxD cables are used to TxD or TRxD 2 9 3 2 TxD or TRxD connect modems and other DTE devices For DTR 20 p 4 20 DTR example a straight GND 5 7 GND through cable can be DSR 6 6 6 DSR used to connect COM2 RTS TRxD 4 7 4 RTS or TRxD of one PC to a modem CTS 5 5 CTS RI 22 9 22 RI Interface boxes have alternate pins available for this signal Refer to Interface Box Signals for more information RocketPort EXPRESS models with DB25 male connectors on the interface are shipped with a a single loopback plug RS 232 422 Wire the following p
11. more information about connecting serial devices see Connecting Serial Devices on Page 11 Rx Tx Each port has transmit and receive LEDs The receive LED is lit if connected to an RS 232 device The transmit LED is illuminated when RS 232 422 485 data is being transmitted Noticeable flashing occurs only if transmit data starts and stops a few times per second or less Otherwise if data is being transmitted continuously the LED illumination appears to be constant If no data is transmitted the LED is off RocketPort EXPRESS User Guide 2000481 Rev D Card and Interface Installation 9 Installing Rackmount Interface Box 10 Card and Interface Installation RocketPort EXPRESS User Guide 2000481 Rev D Connecting Serial Devices This section provides information about the RocketPort EXPRESS connectors in the event that you need to build cables or loopback plugs e DB9 Serial Cables and Loopback Plugs on Page 11 e DB25 Serial Cables and Loopback Plugs on Page 14 RJ45 Serial Cables and Loopback Plugs on Page 17 e RJ11 Serial Cables and Loopback Plugs on Page 19 A loopback plug is a serial port plug with pins wired together that you can use with application for example the diagnostic Test Terminal or minicom to test serial ports See Before Calling Technical Support on Page 27 for information about using the test application shipped with the RocketPort EXPRESS DTE Versus DCE Most devic
12. 2 13 RTS2 TXD 2 TXD 2 TRXD 2 14 DSR2 RocketPort EXPRESS User Guide 2000481 Rev D Specifications and Notices 21 68 Pin VHDCI Connector Quad Octacable Pin RS 232 RS 422 RS 485 FD RS 485 HD 15 RXD2 RXD 2 RXD 2 16 CTS2 RXD 2 RXD 2 17 RJ45 18 GND 19 TXD3 TXD 3 TXD 3 TRXD 3 20 RI3 21 DCD3 22 DTR3 23 RTS3 TXD 3 TXD 3 TRXD 3 24 DSR3 25 RXD3 RXD 3 RXD 3 26 CTS3 RXD 3 RXD 3 27 TXD4 TXD 4 TXD 4 TRXD 4 28 4 29 DCD4 30 DTR4 31 RTS4 TXD 4 TXD 4 TRXD 4 32 DSR4 33 RXD4 RXD 4 RXD 4 34 CTS4 RXD 4 RXD 4 35 TXD5 TXD 5 TXD 5 TRXD 5 36 RI25 37 DCD5 38 DTR5 39 RTS5 TXD 5 TXD 5 TRXD 5 40 DSR5 41 RXD5 RXD 5 RXD 5 42 CTS5 RXD 5 RXD 5 43 TXD6 TXD 6 TXD 6 TRXD 6 44 RI6 45 DCD6 46 DTR6 47 RTS6 TXD 6 TXD 6 TRXD 6 48 DSR6 49 RXD6 RXD 6 RXD 6 50 CTS6 RXD 6 RXD 6 51 GND 52 4 Port 53 TXD7 TXD 7 TXD 7 TRXD 7 54 RI7 55 DCD7 56 DTR7 57 RTS7 TXD 7 TXD 7 TRXD 7 58 DSR7 22 Specifications and Notices RocketPort EXPRESS User Guide 2000481 Rev D LFH60 and DB37M Multiplex Connectors DB9 and DB25 Interface Box Cable Pin RS 232 RS 422 RS 485 FD RS 485 HD 59 RXD7 RXD 7 RXD 7 60 CTS7 RXD 7 RXD 7 61 TXD8 TXD 8 TXD 8 TRXD 8 62 RI8 63 DCD8 64 DTR8 65 RTS8 TXD 8 TXD 8 TRXD 8 66 DSR8 67 RXD8 RXD 8 RXD 8 68 CTS8 RXD 8 RXD 8
13. 21 N C J3 21 N C J1 22 J2 40 GND J3 22 J2 34 GND J1 23 J2 39 GND J3 23 J2 33 GND J1 24 J2 39 GND J3 24 J2 32 GND J1 25 J2 45 1B RXCLK 8 25 J2 7 1B RXCLK J1 26 J2 15 2B RXDATA J3 26 J2 6 2B RXDATA J1 27 2 14 3B RXDATB 43 27 42 5 3B RXDATB J1 28 2 13 4B RXCNVT J3 28 J2 4 4B RXCNVT J1 29 N C J3 29 N C J1 30 J2 12 5B TXDATB J3 30 J2 3 5B TXDATB J1 31 J2 11 6 TXDATA J3 31 J2 2 6B TXDATA J1 32 J2 10 7B TXCLK J3 32 J2 1 7B TXCLK J1 33 J2 9 8B TXCNVT J3 33 J2 60 8B TXCNVT J1 34 J2 51 V J3 34 2 57 V J1 35 J2 52 V J3 35 J2 58 V J1 36 J2 53 V J3 36 J2 59 V J1 37 N C J3 37 N C Radio Frequency Interference RFI FCC 15 105 The RocketPort EXPRESS has been tested and found to comply with the limits for Class B digital devices pursuant to Part 15 of the FCC Rules when connected to e Quad octacable interface e Standard or surge interface boxes 4 8 16 32 port models The RocketPort EXPRESS has been tested and found to comply with the limits for Class A digital devices pursuant to Part 15 of the FCC Rules when connected to 16 or 32 port Rackmount interface boxes This 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 However there is no guarantee that interference will not occur in a particular installation If this equipment does cause h
14. 28 product overview 5 Q quadcable 68 pin VHDCI connector 21 DB25 connectors 14 DB9 connectors 11 installation 8 RJ45 connectors 17 R Rackmount interface box installation 9 RJ11 loopback plugs 20 null modem cables 19 signals 19 straight through cables 20 RJ45 loopback plugs 18 null modem cables 18 signals 17 straight through cables 18 34 Index RS 232 DB25 null modem cables 15 DB25F standard interface box signals 15 DB25M fan out cable signals 14 DB25M surge interface box signals 15 DB9 null modem cables 12 signals 12 RJ11 null modem cables 19 signals 19 RJ45 null modem cables 18 signals 17 RS 422 DB25 null modem cables 16 DB25F standard interface box signals 15 DB25M fan out cable signals 14 DB25M surge interface box signals 15 DB9 null modem cables 12 signals 12 RJ11 null modem cables 19 signals 19 RJ45 null modem cables 18 signals 17 RS 485 DB25M fan out cable signals 14 DB25M surge interface box signals 15 DB9 signals 12 RJ11 signals 19 RJ45 signals 17 RS 485 full duplex DB25 null modem cable 16 DB9 null modem cables 12 RJ11 null modem cables 19 RJ45 null modem cables 18 RS 485 half duplex 18 20 S Send and Receive Test Data 29 serial devices connect 11 signals 19 DB9 12 RJ11 19 RJ45 17 RocketPort EXPRESS User Guide 2000481 Rev D specifications product 21 straight through cables DB25 16 DB9 13 RJ11 20 RJ45 18 surge interface box installation 8 Rocket
15. Pin 13 Pin 14 Pin 25 LE S Full Duplex Halt Duplex 1 Not used Not used Not used Not used 2 TxD TxD TxD TRxD 3 RxD RxD RxD Not used 4 RTS TxD TxD TRxD 5 CTS RxD RxD Not used 6 DSR Not used Not used Not used 7 Gnd Not used Not used Not used 8 DCD Not used Not used Not used 9 to 19 Not used Not used Not used Not used 20 DTR Not used Not used Not used 21 Not used Not used Not used Not used 22 RI Not used Not used Not used 23 25 Not used Not used Not used Not used T Pin 7 is tied to ground on the board but is not used in the cable 14 Connecting Serial Devices RocketPort EXPRESS User Guide 2000481 Rev D Interface Box Signals DB25 Null Modem Interface Box Signals Refer to the manufacturer s installation documentation if you need help with the connector pinouts or cabling for the serial device DB25 Female Standard Interface Box DB 25 Male Surge Interface Box Connector Signals Pin 13 Pin 1 Pin 1 Pin 13 0000000000000 Pin 25 T Pin 14 Pin 14 Male Pin 25 Pino 8822 88522 Full Duplex Halt 1 Not used Not used Not used Not used 2 TxD TxD TxD TRxD 3 RxD RxD RxD Not used 4 RTS TxD TxD TRxD 5 CTS RxD RxD Not used 6 DSR Not used Not used Not used 7 Gnd Not used Not used Not used 8 DCD Not used Not used Not used 15 CTS RxD RxD Not used 17 RxD RxD RxD Not used 19 RTS TxD TxD TR
16. Port EXPRESS User Guide 2000481 Rev D T Technical Support 31 Test Terminal 29 testing ports Linux 30 Microsoft systems 28 troubleshooting 27 WwW web site 31 Index 35 36 Index RocketPort EXPRESS User Guide 2000481 Rev D
17. Port or Ports Enter A to test all ports on the RocketPort EXPRESS or enter the port number of a port that you want to test and follow the instructions on the screen If you are testing all of the ports and have only one loopback plug you must move it from port to port during the test Stress Testing the RocketPort EXPRESS The stress test uses a default configuration to simultaneously stream data to all ports of the RocketPort EXPRESS cards in a system until you stop the test To stop the test and review the results of the stress test enter S To end the diagnostic you may need to select b to return to a screen that contains a q to quit Type reboot select Enter and remove the CD from the drive when prompted If the diagnostics did not detect a hardware problem you may have a device driver problem See Before Calling Technical Support on Page 277 for more information If the diagnostics could not find the card e Check for proper cable connections between the card and interface Verify your cables using Connecting Serial Devices on Page 11 e Verify that the loopback plug is firmly connected e Turn offthe power and reseat the RocketPort EXPRESS card into the slot e Try running the diagnostics again If they fail again you may have a bad port contact Technical Support on Page 31 Troubleshooting Windows Systems If you are using a RocketPort EXPRESS driver on a Windows system and the diagnostic verified that t
18. RS 232 422 Pin 1 Pin 5 Wire the following pins together to build additional plugs or replace a missing RS 232 422 loopback plug e Pins1to4to 6 e Pins 2 to3 e Pins 7 to 8 to9 Wire these pins together if you want to build an RS 422 only loopback plug e Pins 2 to 3 e Pins 708 Pin 6 Ie in 9 RocketPort EXPRESS User Guide 2000481 Rev D Connecting Serial Devices 13 DB25 Serial Cables and Loopback Plugs DB25 Serial Cables and Loopback Plugs Fan out Cable Signals This section describes DB25 cables and loopback plugs for the following models e Fan out Cable Signals quadcable and octacable e Interface Box Signals on Page 15 standard and surge models e DB25 Null Modem Cables RS 232 on Page 15 DB25 Null Modem Cables RS 422 or RS 485 Full Duplex on Page 16 e DB25 Straight Through Cables RS 232 or RS 485 Half Duplex on Page 16 e DB25M Fan out Cable Loopback Plugs on Page 16 Note Refer to the manufacturer s installation documentation if you need help Refer to the manufacturer s installation documentation if you need help with the DB25F Standard Interface Box on Page 16 DB25M Surge Interface Box Loopback Plugs on Page 17 with connector pinouts or cabling for the serial device connector pinouts or cabling for the serial device DB25 Male Connector Signals Quad Octacables Pin 1
19. Support If you call for Technical Support please have the following information available Model number Serial number Interface type Operating system type release and service package and if Linux the kernel version Device driver version Computer make model speed and single or dual processor List other devices in the computer and their addresses Contact Method Corporate Headquarters Support http www comtrol com pub en Support Device drivers ftp ftp comtrol com html rp express drivers htm Diagnostic and Utilities ftp ftp comtrol com html rp express diag htm User Guides ftp ftp comtrol com html rp express docs htm Web site http www comtrol com Phone 763 494 4100 Downloads ftp ftp comtrol com html default htm RocketPort EXPRESS User Guide 2000481 Rev D Troubleshooting 31 Technical Support 32 Troubleshooting RocketPort EXPRESS User Guide 2000481 Rev D Index A attach interface 8 serial devices 11 B bootable diagnostic using 27 C card installation 7 troubleshooting 27 Comtrol contact information 31 connect serial devices 11 connector 68 pin VHDCI 21 DB25F standard interface box 15 DB25M fan out cable 14 surge interface box 15 DB9 12 RJ11 19 RJ45 17 D DB25 null modem cables 15 straight through cables 16 DB25F standard interface box connector signals 15 loopback plugs 16 DB25M fan out cable connector signals 14 loopback plug
20. armful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try and correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the distance between the equipment and receiver e Connect the equipment to an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help 24 Specifications and Notices RocketPort EXPRESS User Guide 2000481 Rev D Labeling Requirements FCC 15 19 Modifications FCC 15 21 Serial Cables FCC 15 27 Labeling Requirements FCC 15 19 This equipment complies with Part 15 of FCC Rules Operation is subject to the following two conditions e This device may not cause harmful interference and e This device must accept any interference received including interference that may cause undesired operation Changes or modifications to this equipment not expressly approved by Comtrol Corporation may void the user s authority to operate this equipment Depending on the interface box this equipment is certified for Class B operation when used with shielded cables RocketPort EXPRESS User Guide 2000481 Rev D Specifications and Notices 25 Serial Cables 15 27 26 Specifications and Notices RocketPort EXPRESS User Guide 2000481 Rev D Troubleshooting
21. es except modems are Data Terminal Equipment DTE devices Modems are Data Communication Equipment DCE devices RocketPort EXPRESS ports are configured as DTE How you build a cable depends on which device your are connecting to DTE or DCE For example you need a null modem cable to connect the COM ports COMI or COM2 on the computer or the RocketPort EXPRESS ports to printers terminals bar code readers or DNC equipment If you are connecting a DTE device to a DCE device you need a straight through modem cable e Straight through cable DTE to DCE connects TxD to TxD and RxD to RxD e Null modem cable DTE to DTE connects TxD to RxD and RxD to TxD DB9 Serial Cables and Loopback Plugs The following figures and table illustrate the signals present on DB9 connectors if you need to build your own null modem or straight through DB9 serial cables Quadcable octacable and the interface boxes use DB9 male connectors e DB9 Signals on Page 12 e DB9 Null Modem Cables RS 232 on Page 12 e DB9 Null Modem Cables RS 422 or RS 485 Full Duplex on Page 12 e DB9 Straight Through Cables RS 232 or RS 485 Half Duplex on Page 13 e DB9 Loopback Plugs on Page 13 RocketPort EXPRESS User Guide 2000481 Rev D Connecting Serial Devices 11 DB9 Signals DB9 Signals DB9 Null Modem Cables RS 232 DB9 Null Modem Cables RS 422 or RS 485 Full Duplex Refer to the manufacturer s installation documentation if y
22. formation The default settings are 9600 8 n 1 and no parity To send a file you can redirect output to a device for example cat etc inittab dev ttyRPO Sends the contents of the etc inittab file to the ttyRPO device at 9600 baud 8 n 1 and no parity Use the following information if you need assistance changing or viewing the baud rate settings To change the baud rate use the following example which changes the baud rate to 19200 stty 19200 dev ttyRPO To view the current serial port settings for ttyRP0 enter stty a dev ttyRPO0 Note Settings changes via stty are only valid during current log in session For permanent setting changes use the letc inittab file Add the appropriate line or lines to the etc inittab file then restart Terminal Example T0 23 respawn sbin agetty L ttyRPO 57600 vt100 Modem Example T1 23 respawn sbin mgetty m AT amp F OK D x9 s 115200 ttyRPO Note If necessary see the manual pages for more information on mgetty 30 Troubleshooting RocketPort EXPRESS User Guide 2000481 Rev D Testing with minicom Testing with You can also use minicom which shipped with most Linux distributions to test the minicom serial ports A Comtrol document is available for using minicom Technical Support Comtrol has a staff of support technicians available to help you You should review Before Calling Technical Support on Page 27 before calling Technical
23. he card is functional you can check the following 1 Verify that the RocketPort EXPRESS has installed by checking the Device Manager to verify that the RocketPort EXPRESS card displays 2 Verify that you are addressing the port correctly In many applications device names above 9 require the prefix V V V in order to be recognized For example to reference COM20 use COM20 as the file or port name RocketPort EXPRESS 3 After driver installation if a port does not open go to Ports COM amp LPT right click on the yellow exclamation mark on the port and click Update Driver Use the same procedure used when installing the ports that are detected with plug and play systems 4 Enable the Verbose Event Log feature on the Options tab of the RocketPort EXPRESS driver and then reboot the server 5 Install and use one of the tools in the Comtrol Utility package The Comtrol Utility is available on the Software and Documentation CD or you can download the latest version The file is a self extracting zip file that automatically starts the installation procedure It is not necessary to reboot the PC after installation 28 Troubleshooting RocketPort EXPRESS User Guide 2000481 Rev D Test Terminal Explanation The Comtrol Utility package includes the following applications that you can access from the Comtrol Program group e Test Terminal can be used to troubleshoot communications on a port by port basis Test Termi
24. iagnostics In the event that you cannot locate the CD you can download the latest version and burn the iso image to a CD ROM You can use the diagnostic to e Confirm that the hardware is functioning e Determine resolutions to conflicts during installation e Perform a stress test on all RocketPort EXPRESS ports in the system The diagnostic requires a loopback plug to test a port or ports A single loopback plug is shipped with the RocketPort EXPRESS You can build additional loopback plugs or move the loopback plug to the port you want to test See Connecting Serial Devices on Page 11 if you want to build loopback plugs Use the following procedure to run the diagnostics 1 Insert the bootable CD that contains the diagnostic and restart your machine The diagnostic starts automatically and takes a few minutes before the first Screen appears 2 Press Enter at the disclaimer screen to begin the diagnostic RocketPort EXPRESS User Guide 2000481 Rev D Troubleshooting 27 Troubleshooting Windows Systems Note If the diagnostic goes into sleep mode while unattended press the Num Lock key to activate the screen 3 Enter 1 to 4 to test a port or ports on a specific RocketPort EXPRESS or select S to run the stress test on all RocketPort EXPRESS cards installed in the system Note The stress test requires a loopback plug for each port on each card Use Ctrl Alt Delete to kill the diagnostic process at any time Testing a
25. ical as it will depend on what is connected and how many signal lines are in use For example if you are using RS 232 in 3 wire mode Transmit Receive and Ground a failure will cause no discernible issue since the other signals are not being used If the port is configured for use as either RS 422 or RS 485 this test will fail and is expected to fail since RS 422 and RS 485 do not have the modem control signals that are present in RS 232 for which this test is designed Using Test Terminal The following procedure shows how to use Test Terminal to send and receive test to Test a Port data to the serial ports and run a loopback test 1 Stop all applications that may be accessing the ports such as RAS RRAS or any faxing or production software See the appropriate help systems or manuals for instructions on stopping these services or applications If another application is controlling the port then Test Terminal will be unable to open the port and an error message will be shown Note Remember to restart the application once testing of the ports has been completed From the Start menu select Programs gt Comtrol gt Utilities gt Test Terminal WCOM2 Select File gt Open Port and the appropriate port or ports from the Open Ports drop list Install the loopback plug onto the port or ports that you want to test Select Port gt Send and Receive Test Data You should see the alphabet scrolling across the port If so then the po
26. if a Found New Hardware message appears on a Windows operating system Install the latest device driver for your operating system See Locating the Latest Drivers and Documentation on Page 5 to locate the latest driver and installation documentation RocketPort EXPRESS User Guide 2000481 Rev D Card and Interface Installation 7 Attaching a Quad Octacable Interface Cable Attaching a Quad Octacable Interface Cable Use this procedure to complete the quadcable or octacable installation 1 2 Caution Make sure that the host system is powered off before connecting the cable Attach the 68 pin end of the quadcable or octacable to the card Do not use force when connecting the cables Make Octacable SSS sure that the connectors are DB9 7 E properly aligned Tighten the retaining screws Power on the host system bw X Click Cancel if a Found New a Hardware message appears on a yo Quadcable Windows operating system DB25 You are ready to install and configure the appropriate device driver For the latest software and documentation go to Locating the Latest Drivers and Documentation on Page 5 After installing the driver you should verify that the ports are functioning properly see the driver documentation and then connect your serial devices If necessary return to this guide for information about connecting serial devices Connecting Serial Devices on Page 11 At
27. ins together to build additional RS 232 422 plugs or replace a missing RS 232 422 loopback plug e Pins2to3 e Pins4 to 5 to 22 e Pins 6 to 8 to 20 You can wire the following pins together for an RS 422 only loopback plug e Pins 2 to3 e Pins4to5 RS 232 422 Back View RocketPort EXPRESS models with DB25 female connectors on the interface box are shipped with a a single loopback plug RS 232 422 Wire the following pins together to build additional RS 232 422 plugs or replace a missing RS 232 422 loopback plug RS 232 422 Back View Pin 13 H Pin 1 e Pins 2 to 3 or alternately Pins 25 to 17 0500 X e Pins 4 to 5 to 22 or alternately Pins 19 to 15 to 22 pi 25 Pin 14 e Pins 6 to 8 to 20 Female You can wire the following pins together for an RS 422 only loopback plug e Pins 2 to 3 or alternately Pins 17 to 25 e Pins 4 to 5 or alternately Pins 15 to 19 16 Connecting Serial Devices RocketPort EXPRESS User Guide 2000481 Rev D DB25M Surge Interface Box Loopback Plugs DB25M Surge Interface Box Loopback Plugs RocketPort EXPRESS models with DB25 male connectors on the Surge interface box are shipped with a a single loopback plug RS 232 422 Wire the following pins together to build additional RS 232 422 plugs or replace a missing RS 232 422 loopback plug e Pins 2 to 3 or alternately Pins 17 to 25 e Pins 4 to 5 to 22 or alternately Pins 15 to 19 to 22 Pin 14 Pin 25 e Pins 6 to 8 to 20
28. l Modem Cable RS 232 RJ45 Null Modem Cable RS 422 or RS 485 Full Duplex RJ45 Straight Through Cable RS 232 or RS 485 Half Duplex RJ45 Loopback Plugs Use the following figure if you need to build an RS 232 null modem cable RocketPort pio Device A null modem cable is required for Signal Pins Pins Pins Signal connecting DTE devices TxD RxD RxD 5 48 3 2 TxD RTS 1 5 CTS CTS 8 7 4 RTS DSR 7 ib t o 4 20 DTR DCD 6 re 1 8 DCD DTR 2 6 6 DSR GND 3 5 7 GND Use the following figure if you need to build DTE Serial an RS 422 null modem cable A null modem R Hee ois is required for connecting DTE Signal Pins Signal evices TxD 1 RxD Note RS 422 pinouts are not standardized TxD 4 RxD Each serial manufacturer uses RxD 8 TxD various pinouts Please refer to the RxD 5 48 TxD documentation for the serial to determine the pinouts for the signals in the previous picture Use straight through cables to connect modems and other DTE devices For example you can connect one end of a straight through cable to COM2 on one computer and the other end of the straight through cable to a modem RocketPort DCE Serial Device Signal RJ45 DB9 DB25 Signal RS 232 RS 485HD Pins Pins Pins RS 232 RS 485HD DCD 6 wi1 8 DCD RxD 5 3 RxD TxD TRxD 4 3 2 TxD TRxD DTR 2 gt 4 20 DTR GND 3 5 7 GND DSR 7
29. n Interface BOX qm 8 Installing a Rackmount Interface BOX euer 9 Connecting Serial Devices LL DTE Versus il cem d P noin 11 DB9 Serial Cables and Loopback Plugs et ERE 11 DEO S NU S m em 12 DES Nall Cables RECS sce c eder UMP FICA SEED EU ME eee 12 DB9 Null Modem Cables RS 422 or RS 485 enne enne 12 DB9 Straight Through Cables RS 232 or RS 485 Half Duplex esses 13 DEO Loopbaik E E em 13 DB25 Serial Cables and Loopback Plugs ccessssooecsesccsssesosoccesccocsesooocessscoesessooecesscossessoseessseosssesoseesssee 14 aa 14 interac Bax EEE EEI ero Rue Ua rue ebrio OR b ER 15 DE35 Wall Vader 15 DB25 Null Modem Cables RS 422 or RS 485 Full Duplex esses enne enne 16 DB25 Straight Through Cables RS 232 or RS 485 Half Duplex sess 16 DB25M Fan out Cable Loopback rhet t FLUE UA 16 DESDE Standard 16 DB25M Surge Interface Box Loopback PIER 17 RJ45 Serial Cables and Loopback 17 EIS s inpet bre nr nce UH ro OR s AT 17 RJ45 Null Modem 2197 pepe MM Ee 18 RJ45 Null Modem Cable RS 422 or RS 485 Full Duplex cccccsssscccsss
30. nal requires a loopback plug You can build a loopback plug if you are missing the loopback plug shipped with the RocketPort EXPRESS Connecting Serial Devices on Page 11 Port Monitor checks for errors modem control and status signals In addition it provides you with raw byte input and output counts Use the following procedures to run Test Terminal tests Test Terminal This subsection provides background information about the two tests procedures Explanation in the following subsection Send and Receive Test Data This sends data out the transmit line to the loopback plug which has the transmit and receive pins connected thus sending the data back through the Rx line to Test Terminal which then displays the received data in the terminal window for that port This test is only testing the Tx and Rx signal lines and nothing else This test works in either RS 232 or RS 422 modes as both modes have transmit and receive capability A failure in this test will essentially prevent the port from working in any manner Loopback Test This tests all of the modem control signals such as RTS DTR CTS DSR DCD and RI along with the Tx and Rx signals When a signal is made HI in one line the corresponding signal line indicates this The Loopback Test changes the state of the lines and looks for the corresponding state change If it successfully recognizes all of these changes the port passes A failure on this test is not necessarily crit
31. nd other miscellaneous logic You can install up to four RocketPort EXPRESS cards in one computer providing a maximum of 128 additional serial ports Before Installing the RocketPort EXPRESS If you are planning on installing the RocketPort EXPRESS in a Windows system make sure that you have located the device driver assembly to a location that is available to the host system before installing the card in the host You can use the Software and Documentation CD to locate the latest device drivers and documentation or use the files on the CD for your installation Optionally you can use the links in the following table You may want to record the model and serial number of the RocketPort EXPRESS before installing the card in the event you need to call technical support Locating the Latest Drivers and Documentation This table contains links the software and installation documentation Optionally you can locate the latest device drivers software and installation documentation Software or Location Document Device drivers ftp ftp comtrol com html rp express drivers htm and ftp ftp comtrol com html rp express diag htm User Guides ftp ftp comtrol com html rp express docs htm RocketPort EXPRESS User Guide 2000481 Rev D Overview 5 Locating the Latest Drivers and Documentation 6 Overview RocketPort EXPRESS User Guide 2000481 Rev D Card and Interface Installation
32. ou need help with the connector pinouts or cabling for the serial device DB9 Male Connector Signals Pin1 Pin 5 Pin 6 Pin 9 Roana Full Duslex Halt Dopler 1 DCD Not used Not used Not used 2 RxD RxD RxD Not used 3 TxD TxD TxD TRxD 4 DTR Not used Not used Not used 5 Gnd Not used Not used Not used 6 DSR Not used Not used Not used 7 RTS TxD TxD TRxD 8 CTS RxD RxD Not used 9 RI Not used Not Used Not Used 1 Pin 5 is tied to ground on the board but is not used in the cable Use the following figure if you need to build an RS 232 null modem cable A null modem cable is required for connecting DTE devices If you need RTS CTS DTR DSR RocketPort DTE Serial Device hardware flow control you can use DB9 DB9 DB25 the pinouts provided in the Signal Pins Pins Pins Signal following example TxD 2 3 RxD You may want to purchase or build RxD 2 3 2 TxD a straight through cable and RTS 7 Ed 8 5 CTS purchase a null modem adapter RI 9 1 9 22 RI For example a null modem cable CTS 8 7 4 RTS can be used to connect COM2 of DSR 6 gt Ele 4 20 DTR one PC to COM2 of another PC DCD 1 ee 1 8 DCD Note RJ45 connectors are not DTR 4 6 6 DSR standardized Refer to your GND 5 7 GND serial device documentation for signal information Use the following figure if you need to build RocketPort DTE Serial RS 422 or RS 485 full duplex n
33. rt installed properly and is operational Select Port gt Send and Receive Test Data to stop the scrolling data Select Port gt Loopback Test This is a pass fail test and will take a second or two to complete Repeat for each port that needs testing RocketPort EXPRESS User Guide 2000481 Rev D Troubleshooting 29 Troubleshooting Linux Systems The loopback test test the modem control hardware handshaking signals It only has meaning in RS 232 mode on serial connector interfaces with full RS 232 signals If performed under the following conditions the test will always fail because full modem control signals are not present RS 422 e RS 485 e connectors 7 Close Test Terminal If both of these tests successfully complete then the port is operational as expected Note Do forget to restart the application Troubleshooting Linux Systems 1 1 File Transfer Changing Serial Port Settings stty Setting Up Terminals and Modems mgetty getty You can use the following subsections to test the serial ports Comtrol has available Icom 1 which is a multiport serial I O test program You can use lcom in test mode to send test data to any serial port is available on the Software and Documentation CD or you can download the latest version Note For assistance using lcom use the manual page lcom 1 that accompanies the program You can transfer a file using the following in
34. s 16 DB25M surge interface box connector signals 15 loopback plugs 17 DB9 loopback plugs 13 null modem cables 12 signals 12 straight through cables 13 device drivers download 5 devices connect serial 11 diagnostics using 27 RocketPort EXPRESS User Guide 2000481 Rev D documentation download 5 download drivers 5 Downloads 31 drivers download 5 DTE Versus DCE 11 F FCC notices 24 full duplex DB25M fan out cable signals 14 DB25M surge interface box signals 15 DB9 signals 12 RJ11 signals 19 RJ45 signals 17 H half duplex DB25M fan out cable signals 14 DB25M surge interface box signals 15 DB9 signals 12 RJ11 19 RJ45 signals 17 I installation before 5 card 7 download documents 5 interface box 8 octacable 8 quadcable 8 troubleshooting 27 interface quad octacable installation 8 interface box DB9 connectors 11 installation 8 Rackmount installation 9 L Icom Linux test application 30 LEDs Rackmount interface box 9 Linux minicom test serial ports 31 Index 33 loopback plugs DB25F standard interface box 16 DB25M fan out cable 16 DB25M surge interface box 17 DB9 13 definition 11 RJ11 20 RJ45 18 low profile bracket 7 N null modem cables DB25 15 DB9 12 RJ11 19 RJ45 18 octacable 68 pin VHDCI connector 21 DB25 connectors 14 DB9 connectors 11 installation 8 RJ45 connectors 17 P phone number Comtrol 31 Port Monitor 29 ports testing Linux 30 Microsoft systems
35. ssececcseseecceccseseesecsscseeeeeeses 18 RJ45 Straight Through Cable RS 232 or RS 485 Half Duplex 18 EJ45 Loopback PIS a eee bi enero eor erben ep bl e bcp e eer ool hpc t Re eR e OR nba 18 RJ11 Serial Cables and Loopback 19 Ap S anl mU MT 19 EJ11Null Modem Cable R3 932 iiceanbexuise beta ee iHe baton rb 19 RJ11 Null Modem Cable RS 422 or RS 485 Full Duplex enne enne 19 RJ11 Straight Through Cable RS 232 or RS 485 Half Duplex 20 EJ Loop acik 20 RocketPort EXPRESS User Guide 2000481 Rev D Table of Contents iii Table of Contents Specifications and Notices 68 Pin VHDCI Connector Quad Octacable sesesecccsccsssessococcecccseesccsccssocccccccecsessccsoseccccscccesssssosossecseese 21 LFH60 and DB37M Multiplex Connectors DB9 and DB25 Interface Box Cable 23 lj Ebor ceto MR HE 24 Radio Frequency Interference RFI FCC 15 108 TER ERE 24 Labeling Bequirements FCC 1519 oes coro RERO o COUR A ER PUR VOR E PER Men E ia 25 Modiheationa FOC rm 25 BEC IIT aE 25 i Troubleshootitig Betore Calling Technical cans wea ies 27 RocketPort EXPRESS
36. taching an Interface Box Use this procedure to complete the installation with an interface box Caution Do not connect the cable to the RocketPort EXPRESS card or interface box when the computer is powered on m E g Connecting the cable to the RocketPort EXPRESS od z card or interface box while the computer is powered DB37 on may damage the electronics on the card or interface box Make sure that the host system is powered off before connecting the cable Attach the LFH60 end of the interface cable to the RocketPort EXPRESS card and the DB37 end to the connector the interface box Do not use force when connecting the cables Make sure that the connectors are properly aligned Note The 32 port card uses a Y cable that is labeled 1 16 and 17 32 on the connectors i LFH60 Tighten the retaining screws Power on the host system Click Cancel if a Found New Hardware message appears on a Windows operating system You are ready to install and configure the appropriate device driver For the latest software and documentation go to Locating the Latest Drivers and Documentation on Page 5 8 Card and Interface Installation RocketPort EXPRESS User Guide 2000481 Rev D 7 Installing a Rackmount Interface Box After installing the driver you should verify that the ports are functioning properly see the driver documentation and then connect your serial devices If necessary return
37. to this guide for information about connecting serial devices Connecting Serial Devices on Page 11 Installing a Rackmount Interface Box Rackmount interface boxes are sturdy enough to allow you to stack several units on a shelf or you can mount it directly into a rack 1 2 aution Make sure that the host system is powered off before connecting the cable Place the Rackmount interface box on a stable surface or attach the L brackets to the interface box using the screws supplied with the unit and attach the L bracket into your rack Note You can mount the unit facing in either direction Attach the cable shipped with the 3 card between the interface box 5 and the card Do not connect 16 port cards located in various machines to the 32 port Rackmount It is possible to damage the interface box and card if the interface box is connected to two PCs using separate line power sources Power on the host system If this is Windows operating system Found New Hardware message starts the driver installation for the RocketPort EXPRESS when you power on the system Use the appropriate software installation document for your operating system with the driver to complete the RocketPort EXPRESS installation For the latest software and documentation go to Locating the Latest Drivers and Documentation on Page 5 Verify that the ports are functioning properly and connect your serial devices For
38. ull modem OCC Device cable A null modem cable is required for Signal Pins Signal Fins Signal connecting DTE devices TxD Note RS 422 and RS 45 signals are not TxD 3 gt RxD standardized and each serial manufacturer uses different pinouts Refer to the serial device documentation to determine the pinouts for the signals above RxD RxD 8 4 TxD 2 lt lt TxD 12 Connecting Serial Devices RocketPort EXPRESS User Guide 2000481 Rev D DB9 Straight Through Cables RS 232 or RS 485 Half Duplex DB9 Loopback Plugs DB9 Straight Through Cables RS 232 or RS 485 Half Duplex Use the following figureif RocketPort DCE Serial Device you need to build an RS DB9 DB9 DB25 232 or RS 485 half duplex Signal Pins Pins Pins Signal straight through cable DCD 1 8 DCD Straight through cables RxD 2 2 3 RxD are used to D TxD or TRxD 3 9 3 2 TxD or TRxD modems and other DTE DTR 4 4 20 DTR devices For example a 5 5 7 straight through cable can GND GND be used to connect COM2 DSR B 9 5 DSR of one PC to a modem RTS or TRxD 7 7 4 RTS or TRxD CTS 8 5 CTS Note RJ45 connectors are not standardized RI 9 gt 9 Be WM Refer to your serial device documentation for signal information RocketPort EXPRESS models with DB9 connectors on the interface are shipped with a single loopback plug Bach View
39. xD 20 DTR Not used Not used Not used 21 Not used Not used Not used Not used 22 RI Not used Not used Not used 23 24 Not used Not used Not used Not used 25 TxD TxD TxD TRxD Pin 7 is tied to ground on the board but is not used in the cable Use the following figure if you Cables RS 232 need to build an RS 232 null RocketPort DTE Serial Device modem cable A null modem were DES ak cable is required for lt 8 sins 2185 Signal y connecting DTE devices ed 1 T X 8 X You may want to purchase or RTS 4 8 5 CTS build a straight through cable RI 22 9 22 RI and purchase a null modem CTS 5 lt 7 4 RTS adapter For example a null modem cable can be used to DSR 6 4 20 DTR connect of one PC to DCD 8 1 8 DCD COM2 of another PC DTR 20 6 6 DSR GND 7 5 7 GND Note RJ45 connectors are not standardized Refer to your serial device documentation for signal information Interface boxes have alternate pins available for this signal Refer to Interface Box Signals for additional information RocketPort EXPRESS User Guide 2000481 Rev D Connecting Serial Devices 15 DB25 Null Modem Cables RS 422 or RS 485 Full Duplex DB25 Null Modem Cables RS 422 or RS 485 Full Duplex DB25 Straight Through Cables RS 232 or RS 485 Half Duplex DB25M Fan out Cable Loopback Plugs DB25F Standard Interface Box Use the following figure if you need to
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