Data Memory; Refresh Memory; Cpu Buffer Memory - Mitsubishi Electric MELSEC iQ-R Series User Manual

Data memory

This memory is used to store the parameter file, device comment file, and/or the user's folder/file. Data such as the parameter
file and the device comment files written by the engineering tool is stored in the "$MELPRJ$" folder. The "$MELPRJ$" folder
is created after memory initialization. Note that the "$MELPRJ$" folder cannot be deleted. (Folders under the "$MELPRJ$"
folder can be deleted.)
/
$MELPRJ$
Root directory
Any folder
Any file
For details on how to create and delete user folders, refer to the following.
 GX Works3 Operating Manual
Precautions
Do not delete or rename the folders or files being accessed or those being executed by a function.

Refresh memory

This memory is used to store data used to refresh communication with the intelligent function module. ( Page 482
Refresh Data Register (RD))

CPU buffer memory

This memory is used by the Ethernet function or in data communication between multiple CPUs. ( Page 707 Buffer
Memory)
Parameter files
Any folder
Any file
10 MEMORY CONFIGURATION OF THE CPU MODULE
10.1 Memory Configuration
10
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