Mitsubishi MELSEC LJ71C24, User Manual

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9 DATA COMMUNICATION USING THE PREDEFINED PROTOCOL
9.5.3 Communication settings
(1) Settings on GX Works2
This section explains the settings required for executing the predefined protocol
communication on GX Works2.
For details, refer to Chapter 7.
(a) Addition of new modules and I/O assignment
For adding new modules, add an intelligent function module to a project.
For I/O assignment settings, set each module type and I/O signal range.
1) Display the "New Module" screen.
Project window [Intelligent function module] Right click [New
Module]
2) Set the following items and click the OK button.
[Display/Setting screen]
[Display/Setting details]
Item Setting details
Module Type Set "Serial communication module". Module
Selection
Module Name Set "LJ71C24".
Mounted Slot No. Set "0".
Mount Position
Specify start XY address Set "0000".
3) Display the screen to set the I/O assignment.
Project window [Parameters] [PLC parameters] [PLC system
setting]
I/O assignment
4) Set the start I/O number to "0020", and click the End setup button.
For details of setting method for the start I/O number, refer to the
MELSEC-L CPU Module User's Manual (Function Explanation, Program
Fundamentals).