Appendices; Appendix 1 Module Label - Mitsubishi Electric MELSEC iQ-R AnyWireASLINK User Manual

APPENDICES

Appendix 1
The I/O signals and buffer memory of the RJ51AW12AL can be set using module label.
Structure of the module label
The module label name is defined with the following structure.
"Instance name"_"Module number"."Label name"
"Instance name"_"Module number"."Label name"_D
Ex.
RJ51AW12AL_1.bModuleREADY
■Instance name
The following is the instance name of the RJ51AW12AL.
Model
RJ51AW12AL
■Module number
A sequential number starting with "1" for identifying a module from the one with the same instance name.
■Label name
A label name unique to the module.
■_D
This symbol indicates that the module label is for direct access. The label without "_D" is for refresh. The following are the
differences between refresh and direct access.
Type
Refresh
Direct access
APPX
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Appendix 1 Module Label

Module Label
Description
The values read/written from/to the module labels are reflected to the module at
refresh.
The execution time of the program can be shortened.
The values read/written from/to the module labels are reflected to the module
immediately. Although the execution time of the program is longer than the one
at the refresh, the responsiveness is improved.
Instance name
RJ51AW12AL
Access timing
At refresh
At writing to or reading from the
module label