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1. PLC Development Environment Using GX Developer
1.4 Creating PLC-related Data
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1.4.4 Entering/Editing Data Using GX Developer
The message data in GX Developer are handled as the "integrated type interlinear statements" of a
PLC program. "Integrated type interlinear statements" are interlinear comments provided to assist
the understanding of the PLC program, and those transferred to the controller together with the PLC
program are called the "integrated type".
"Interlinear statements" can be displayed and edited using [Ladder] or [Instruction list].
(1) Interlinear statement display using circuit display
(a) Display of project data list
Perform the following operation to display the Project data list window and double-click the file
name to display the edit screen. First, the normal ladder screen appears.
[View] → [Project data list], then double-click File name you want to display.
(b) Display of message data
Perform the following operation to display the message data that are integrated type interlinear
statements.
[View] → [Statement]