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Omron SYSMAC CS/CJ Series User Manual

Omron SYSMAC CS/CJ Series
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19
SECTION 2
Programming
This section basic information required to write, check, and input programs.
2-1 Basic Concepts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2-1-1 Programs and Tasks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2-1-2 Basic Information on Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2-1-3 Instruction Location and Execution Conditions . . . . . . . . . . . . . . . . 23
2-1-4 Addressing I/O Memory Areas. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
2-1-5 Specifying Operands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2-1-6 Data Formats. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
2-1-7 Instruction Variations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
2-1-8 Execution Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
2-1-9 I/O Instruction Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
2-1-10 Refresh Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
2-1-11 Program Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
2-1-12 Basic Ladder Programming Concepts . . . . . . . . . . . . . . . . . . . . . . . 41
2-1-13 Inputting Mnemonics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
2-1-14 Program Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
2-2 Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
2-2-1 Condition Flags. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
2-2-2 Special Program Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
2-3 Checking Programs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
2-3-1 Errors during Programming Device Input . . . . . . . . . . . . . . . . . . . . 63
2-3-2 Program Checks with the CX-Programmer . . . . . . . . . . . . . . . . . . . 63
2-3-3 Program Execution Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
2-3-4 Checking Fatal Errors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Table of Contents

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Omron SYSMAC CS/CJ Series Specifications

General IconGeneral
BrandOmron
ModelSYSMAC CS/CJ Series
CategoryController
LanguageEnglish

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