Diagnostics and Troubleshooting
4.1.3 Required Software
In order to send and receive data over the serial port (COM port) on your
computer to the module, you must use a communication program (terminal
emulator).
A simple communication program called HyperTerminal is pre-installed with
recent versions of Microsoft Windows operating systems. If you are connecting
from a machine running DOS, you must obtain and install a compatible
communication program. The following table lists communication programs that
have been tested by ProSoft Technology.
DOS
Windows 3.1
Windows 95/98
Windows NT/2000/XP
4.1.4 Using the Configuration/Debug Port
To connect to the module's Configuration/Debug port:
Connect your computer to the module's port using a null modem cable.
1
Start the communication program on your computer and configure the
2
communication parameters with the following settings:
Baud Rate
Parity
Data Bits
Stop Bits
Software Handshaking
Open the connection. When you are connected, press the [?] key on your
3
keyboard. If the system is set up properly, you will see a menu with the
module name followed by a list of letters and the commands associated with
them.
If there is no response from the module, follow these steps:
Verify that the null modem cable is connected properly between your
1
computer's serial port and the module. A regular serial cable will not work.
Verify that RSLinx is not controlling the COM port. Refer to Disabling the
2
RSLinx Driver for the Com Port on the PC (page 57).
Verify that your communication software is using the correct settings for baud
3
rate, parity and handshaking.
On computers with more than one serial port, verify that your communication
4
program is connected to the same port that is connected to the module.
If you are still not able to establish a connection, you can contact ProSoft
Technology Technical Support for further assistance.
ProSoft Technology, Inc.
December 26, 2007
ProComm, as well as several other terminal emulation programs
Terminal
HyperTerminal
HyperTerminal
57,600
None
8
1
None
MVI56-CAS ♦ ControlLogix Platform
Teledyne CA Slave Module
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