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Mitsubishi Manuals
Controller
MELSEC-F Series
Programming manual
Mitsubishi MELSEC-F Series Programming Manual
Mitsubishi programmable controller
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Contents
Table of Contents
Bookmarks
Table of Contents
Safety Precautions
Conditions of Use for the Product
Revisions
Table of Contents
Manuals
1 Overview
Purpose of this Manual
Overview
Generic Terms and Abbreviations in this Manual
Features of Structured Programs
Applicable CPU Modules
Compatible Software Package
2 Structured Design of Sequence Programs
What Is a Hierarchical Sequence Program
What Is a Structured Sequence Program
3 Procedure for Creating Programs
3.1 Procedure for Creating Sequence Programs in Structured Project
4 Program Configuration
Overview of Program Configuration
Project
Program Files
Tasks
Pous
Types of POU
Program Blocks
Functions
Function Blocks
Ladder Blocks
Programming Languages for Pous
Functions and Function Blocks
EN and ENO
Labels
Global Labels
Local Labels
Label Classes
Setting Labels
Data Types
Expressing Methods of Constants
Method for Specifying Data
Bit Data
Word (16 Bits) Data
Double Word (32 Bits) Data
Single-Precision Real/Double-Precision Real Data
String Data
Time Data
Arrays
Structures
Device and Address
Device
Address
Correspondence between Devices and Addresses
Index Setting
Libraries
User Libraries
Precautions on Assigning a Name
5 Writing Programs
ST Language
Standard Format
Operators in ST Language
Syntaxes in ST Language
Calling Functions in ST Language
Calling Function Blocks in ST Language
Structured Ladder Language
Standard Format
Ladder Symbols in Structured Ladder Language
Appendix
Appendix 1 Correspondence between Generic Data Types and Devices App
Appendix 2 Character Strings that Cannot be Used in Label Names and Data Names App
Appendix 3 Recreating Ladder Programs App
Appendix 3.1 Procedure for Creating a Structured Program
Appendix 3.2 Example of Creating a Structured Program
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Programming Manual
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Reference Manual
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Summarization of Contents
SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
REVISIONS
INTRODUCTION
1 OVERVIEW
1.1 Overview
General description of the manual's scope and content.
1.2 Purpose of This Manual
Explains the manual's objective and intended audience.
1.3 Generic Terms and Abbreviations in This Manual
Defines common terms and abbreviations used throughout the manual.
1.4 Features of Structured Programs
Highlights the advantages and characteristics of structured programming methods.
1.5 Applicable CPU Modules
Lists the CPU modules compatible with the structured programming project.
2 STRUCTURED DESIGN OF SEQUENCE PROGRAMS
2.1 What is a Hierarchical Sequence Program?
Explains the concept of creating sequence programs in multiple levels.
2.2 What is a Structured Sequence Program?
Defines structured programs as components with high independence.
3 PROCEDURE FOR CREATING PROGRAMS
3.1 Procedure for Creating Sequence Programs in Structured Project
Outlines the basic steps for creating structured programs.
4 PROGRAM CONFIGURATION
4.1 Overview of Program Configuration
Describes the project structure composed of program files, tasks, and POUs.
4.2 POUs (Program Organization Units)
Explains the different types of POUs: program blocks, functions, and function blocks.
4.3 Labels
Details global and local labels, their classes, and setting methods.
4.4 Method for Specifying Data
Covers various data types and how to specify them for instructions.
4.5 Device and Address
Explains how to express devices and addresses using different formats.
4.6 Index Setting
Describes how to use index registers for indirect addressing.
5 WRITING PROGRAMS
5.1 ST Language
Explains the text-based ST language, its syntax, and operators.
5.2 Structured Ladder Language
Describes the graphic-based structured ladder language and its symbols.
Appendix 1 Correspondence between Generic Data Types and Devices
Appendix 2 Character Strings that cannot be Used in Label Names and Data Names
Appendix 3 Recreating Ladder Programs
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