Chapter 2 Compoway/F Communications Procedures - Omron E5AN User Manual

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CHAPTER
CHAPTER 2
CompoWay/F
COMMUNICATIONS
PROCEDURES
Read this chapter if you are to communicate using the CompoWay/F
format.
2.1 Data Format
2.2 Structure of Command Text
2.3 Details of Services
2.4 Response Code List

CHAPTER 2 CompoWay/F COMMUNICATIONS PROCEDURES

2
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Command frame
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BCC calculation example
Response frame
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Communications data
Example of end code
PDU structure
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Area definitions
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Type code (variable type)
Addresses
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Number of elements
List of services
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Read from variable area
Write to variable area
Read controller attributes
Read controller status
Echoback test
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Operation instructions
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2-2
2-2
2-3
2-3
2-4
2-4
2-6
2-6
2-6
2-6
2-7
2-7
2-7
2-8
2-8
2-9
2-11
2-12
2-13
2-14
2-17
2--1

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