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20 - Connecting Serial Devices

RocketPort EXPRESS User Guide

: 2000481 Rev. G

RJ11 Straight-Through Cable (RS-232 or RS-485 Half-Duplex)

RJ11 Straight-
Through Cable (RS-
232 or RS-485 Half-
Duplex)

Use straight-through cables to connect modems and 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.

RJ11 Loopback
Plugs

RocketPort EXPRESS models with RJ11 connectors are shipped with
a 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:

•

Pins 3 to 4

•

Pins 1 to 6

DTR TRxD+

1

DCD
RxD

TxD TRxD-
DTR TRxD+
GND

Signal

DCD
RxD

TxD TRxD-

GND

Signal

RJ11

5
4
3

2

Pins

DB25

8
3
2
20
7

Pins

RocketPort

DCE Serial Device

DB9

1
2
3
4
5

Pins

CTS

CTS

6

5

8

RS-232 RS-485HD

RS-232 RS-485HD

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Содержание RocketPort EXPRESS

Страница 1: ...User Guide ...

Страница 2: ... Edition Rev G October 31 2018 Copyright 2007 2018 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 you...

Страница 3: ... Cable Signals 14 Interface Box Signals 15 DB25 Null Modem Cables RS 232 15 DB25 Null Modem Cables RS 422 or RS 485 Full Duplex 16 DB25 Straight Through Cables RS 232 or RS 485 Half Duplex 16 DB25M Fan out Cable Loopback Plugs 16 DB25F Standard Interface Box 16 DB25M Surge Interface Box Loopback Plugs 17 RJ45 Serial Cables and Loopback Plugs 17 RJ45 Signals 17 RJ45 Null Modem Cable RS 232 18 RJ45 ...

Страница 4: ...s 26 Stress Testing the RocketPort EXPRESS 26 Exiting the Diagnostic 26 If the Diagnostic Fails 26 Troubleshooting Windows Systems 27 Comtrol Utility 27 Using PortMon to Test the Driver Installation 29 Using Test Terminal to Test a Port 32 Troubleshooting Linux Systems 34 lcom 1 34 File Transfer 34 Changing Serial Port Settings stty 34 Setting Up Terminals and Modems mgetty getty 34 Testing with m...

Страница 5: ... 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 placed 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 links in the following table to locate the latest device ...

Страница 6: ...6 Overview RocketPort EXPRESS User Guide 2000481 Rev G Locating the Latest Drivers and Documentation ...

Страница 7: ...ket attach the interface that came with your card using the appropriate procedure Attaching a Quad Octacable Interface Cable on Page 8 Attaching an Interface Box on Page 9 Installing a Rackmount Interface Box on Page 10 8 If this is a 4J or 8J installation see Connecting Serial Devices on Page 11 for cabling information after driver installation a Tighten the retaining screws b Replace the system ...

Страница 8: ... that the connector is seated tightly before tightening the retaining screws on the connector 3 Tighten the retaining screws 4 Power on the host system 5 Click Cancel if a Found New Hardware message appears on a Windows operating system Execute the device driver assembly to start the driver installation For other operating system device drivers see Locating the Latest Drivers and Documentation on ...

Страница 9: ...the connector the interface box Make sure that the connectors are properly aligned Do NOT use force when connecting the cables to the host adapter card Note The 32 port card uses a Y cable that is labeled 1 16 and 17 32 on the connectors 3 Tighten the retaining screws 4 Power on the host system 5 Click Cancel if a Found New Hardware message appears on a Windows operating system Execute the device ...

Страница 10: ...ard 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 4 Power on the host system 5 Click Cancel if a Found New Hardware message appears on a Windows operating system Execute the device driver assembly to start the driver installation For...

Страница 11: ...ion 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 COM1 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 str...

Страница 12: ... Duplex Use the following figure if you need to build an RS 422 or RS 485 full duplex null modem cable A null modem cable is required for connecting DTE devices Note RS 422 and RS 45 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 DB9 Male Connector Signals Pin RS 232 RS 422 RS ...

Страница 13: ...rial device documentation for signal information DB9 Loopback Plugs RocketPort EXPRESS models with DB9 connectors on the interface are shipped with a a single loopback plug RS 232 422 Wire the following pins together to build additional plugs or replace a missing RS 232 422 loopback plug Pins 1 to 4 to 6 Pins 2 to 3 Pins 7 to 8 to 9 Wire these pins together if you want to build an RS 422 only loop...

Страница 14: ...r to the manufacturer s installation documentation if you need help with connector pinouts or cabling for the serial device Fan out Cable Signals Refer to the manufacturer s installation documentation if you need help with the connector pinouts or cabling for the serial device DB25 Male Connector Signals Quad Octacables Pin RS 232 RS 422 RS 485 Full Duplex RS 485 Half Duplex 1 Not used Not used No...

Страница 15: ...face Box Connector Signals Pin RS 232 RS 422 RS 485 Full Duplex RS 485 Half 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 SIG GND SIG GND SIG GND SIG GND 8 DCD Not used Not used Not used 15 CTS RxD RxD Not used 17 RxD RxD RxD Not used 19 RTS TxD TxD TRxD 20 DTR Not used Not used No...

Страница 16: ...owing pins together to build additional RS 232 422 plugs or replace a missing RS 232 422 loopback plug Pins 2 to 3 Pins 4 to 5 to 22 Pins 6 to 8 to 20 You can wire the following pins together for an RS 422 only loopback plug Pins 2 to 3 Pins 4 to 5 DB25F Standard Interface Box RocketPort EXPRESS models with DB25 female connectors on the interface box are shipped with a a single loopback plug RS 23...

Страница 17: ...ables and loopback plugs for the RocketPort EXPRESS 4J Octacable and Rackmount interface boxes RJ45 Signals 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 RJ45 Loopback Plugs on Page 18 RJ45 Signals There are no standards for RJ45 connector pinouts Refer to the manufacturer s ...

Страница 18: ... a straight through cable to COM2 on one computer and the other end of the straight through cable to a modem RJ45 Loopback Plugs RocketPort EXPRESS models with RJ45 connectors are shipped with a 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 Pins 4 to 5 Pins 1 to 8 Pins 2 to 6 to 7 Wire the followi...

Страница 19: ... an RS 232 null modem cable A null modem cable is required for connecting DTE devices RJ11 Null Modem Cable RS 422 or RS 485 Full Duplex Use the following figure if you need to build an RS 422 null modem cable A null modem cable is required for connecting DTE devices Note RS 422 pinouts are not standardized Each serial manufacturer uses various pinouts Please refer to the documentation for the ser...

Страница 20: ...mputer and the other end of the straight through cable to a modem RJ11 Loopback Plugs RocketPort EXPRESS models with RJ11 connectors are shipped with a 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 Pins 3 to 4 Pins 1 to 6 DTR TRxD 1 DCD RxD TxD TRxD DTR TRxD GND Signal DCD RxD TxD TRxD GND Signal ...

Страница 21: ...DB25 Interface Box Cable on Page 23 68 Pin VHDCI Connector Quad Octacable Use the following table if you need to build a cable for a proprietary serial device 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 DTR2 13 RTS2 TXD 2 TXD 2 TRXD 2 14 DSR2 15...

Страница 22: ...R4 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 SIG GND SIG GND SIG GND SIG GND 52 SIG GND SIG GND SIG GND SIG GND 5...

Страница 23: ...Source LFH60 Dest Pair Signal DB37 2 Source LFH60 Dest Pair Signal J1 1 N C J3 1 N C J1 2 J2 44 SIG GND J3 2 N C SIG GND J1 3 J2 43 SIG GND J3 3 J2 37 SIG GND J1 4 J2 42 SIG GND J3 4 J2 36 SIG GND J1 5 J2 41 SIG GND J3 5 J2 35 SIG 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 J2 26 3A RXDATB J1 10 J2...

Страница 24: ...RXCLK J3 25 J2 7 1B RXCLK J1 26 J2 15 2B RXDATA J3 26 J2 6 2B RXDATA J1 27 J2 14 3B RXDATB J3 27 J2 5 3B RXDATB J1 28 J2 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 6B 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 J2 57 V J1 35 J2 52 V J3 35 J2 58 V...

Страница 25: ...r README file packaged with the Linux or QNX driver If none of the above work you can refer to one of these subsections Troubleshooting Windows Systems on Page 27 Troubleshooting Linux Systems on Page 34 RocketPort EXPRESS Diagnostics This subsection describes how to run the bootable diagnostic CD to verify that the RocketPort EXPRESS hardware is functioning properly You can download Page 5 the Ro...

Страница 26: ... the loopback plug on the appropriate port and press Enter 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 Note Use Shift Page Up Down to review the diagnostic report To end the diagnostic you may need to select b to return to a screen that contains a q to quit A summary is displayed if you select q Type reboot select Enter and...

Страница 27: ...l Utility package Use the following subsection Comtrol Utility below for installation and adapter testing procedures Comtrol Utility The Comtrol Utility is available on the Software and Documentation CD or you can download Page 5 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 The...

Страница 28: ...28 Troubleshooting RocketPort EXPRESS User Guide 2000481 Rev G Comtrol Utility 3 Click Next 4 Click Install 5 Click Finish ...

Страница 29: ...ortMon to Test the Driver Installation You can use PortMon to check whether the RocketPort EXPRESS can communicate through the device driver for Windows If necessary use Comtrol Utility on Page 27 to install PortMon 1 From the Start menu select Programs Comtrol Utilities Port Monitor PortMon2 2 Click Add Ports using the icon or Tools Add Ports click Driver ROCKETPORT and click Ok ...

Страница 30: ...rrors represent receive buffer overflow errors If this is the case you will have to configure either software or hardware handshaking to control the flow of data The most common errors are Overrun errors Framing Errors indicate that there is an synchronization error between the beginning of a data frame and the end of the data frame A frame usually consists of a start bit 8 data bits and a stop bi...

Страница 31: ...stallation 4 You can view additional statistics to Port Monitor by adding columns Click Tools and Add Columns 5 Highlight or shift click to add multiple statistics and click Ok Note See the Port Monitor help system if you need an explanation of a column 6 Scroll to the right to view the new columns ...

Страница 32: ...est 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 The Loopback Test option 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 Loop...

Страница 33: ...running it should show data sent and received and show the average data throughput on the port 6 Select Port Send and Receive Test Data to stop the scrolling data 7 Select Port Loopback Test This is a pass fail test and will take a second or two to complete Repeat for each port that needs testing The loopback test test the modem control hardware handshaking signals It only has meaning in RS 232 mo...

Страница 34: ...tyRP0 device at 9600 baud 8 n 1 and no parity Changing Serial Port Settings stty 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 ttyRP0 To view the current serial port settings for ttyRP0 enter stty a dev ttyRP0 Note Settings changes via stty are onl...

Страница 35: ...e 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 Comtrol Corporate Headquarters Support http comtrol com Support Device drivers ftp ftp comtrol com html rp_express_drivers htm Diagnostic and Utilities ftp ftp comtrol com html rp...

Страница 36: ...36 Troubleshooting RocketPort EXPRESS User Guide 2000481 Rev G Technical Support ...

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