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ProSoft Technology MVI56-DFCM User Manual

Page 54

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Diagnostics and Troubleshooting

MVI56-DFCM ♦ ControlLogix Platform

User Manual

DF1 Half/Full Duplex Master/Slave Serial Communication Module

Page 54 of 106

ProSoft Technology, Inc.

September 24, 2014

Using the Configuration/Debug Port
To connect to the module’s Configuration/Debug port:
1

Connect your computer to the module’s port using a null modem cable.

2 Start the communication program on your computer and configure the

communication parameters with the following settings:

Baud Rate

57,600

Parity

None

Data Bits

8

Stop Bits

1

Software Handshaking

None

3 Open the connection. When you are connected, press the [?] key on your

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:

1 Verify that the null modem cable is connected properly between your

computer’s serial port and the module. A regular serial cable will not work.

2 Verify that RSLinx is not controlling the COM port. Refer to Disabling the

RSLinx Driver for the Com Port on the PC.

3 Verify that your communication software is using the correct settings for baud

rate, parity and handshaking.

4 On computers with more than one serial port, verify that your communication

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.

Navigation
All of the submenus in ProSoft Configuration Builder for this module contain
commands to redisplay the menu or return to the previous menu. You can always
return from a submenu to the next higher menu by pressing [M]

on your

keyboard.

The organization of the menu structure is represented in simplified form in the
following illustration:

The remainder of this section shows you the menus available for this module,
and briefly discusses the available commands.