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1. PLC Development Environment Using GX Developer
1.4 Creating PLC-related Data
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1.4.5 Writing to the CNC
The following shows the method of transferring a message from the GX Developer to the CNC.
The transfer method is the same as the ladder code transfer method. Ladder codes and message
data are distinguished by their file names only.
Perform the following operation to display the [Write to PLC] screen, and choose the file to be
written.
[Online] → [Write to PLC]
The following example transfers a message first language file "M1TEST.GPG".
1.4.6 Reading and Verifying from the CNC
The following shows the method of reading and verifying a message from the CNC to the GX
Developer. The method of reading and verifying is the same as that of ladder codes. Ladder codes
and message data are distinguished by their file names only.
(1) Menu selection/screen operation
Refer to the following sections for operation methods.
For read : "1.3.6 Reading the PLC Program from the CNC"
For verification : "1.3.7 Verifying the PLC Programs"