Chapter 2 Program Configuration - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

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PROGRAM CONFIGURATION
Using the engineering tool, multiple programs and program organization units (POUs) can be created.
Programs and POUs can be divided according to processing.
This chapter describes the program configuration.
Program file 1
Program block
Program block
For POUs, refer to the following.
Page 13 PROGRAM ORGANIZATION UNITS
Project
A project is a group of data (such as programs and parameters) to be executed in a CPU module.
Only one project can be written to a single CPU module.
At least one program file needs to be created in a project.
Program file
A program file is a group of programs and POUs.
A program file consists of at least one program block. ( Page 14 Program Blocks)
The following operations are performed in units of program file: changing the program execution type from the fixed scan
execution type to the standby type and writing data to the CPU module.
Project
Program file 2
Program block
FB/FUN file
Function block
Function block
Function
Function
Function
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