Start Here MVI56E-MCMR ♦ ControlLogix Platform
User Manual Modbus Communication Module with Reduced Data Block
Page 42 of 223 ProSoft Technology, Inc.
1.10.1 Configuring the RSLinx Driver for the PC COM Port
If RSLogix is unable to establish communication with the processor, follow these
steps.
1 Open RSLinx.
2 Open the COMMUNICATIONS menu, and choose CONFIGURE DRIVERS.
This action opens the Configure Drivers dialog box.
Note: If the list of configured drivers is blank, you must first choose and configure a driver from the
Available Driver Types list. The recommended driver type to choose for serial communication with
the processor is RS-232 DF1 Devices.