XI
Table of Contents
Preface - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -I
Read and Understand this Manual - - - - - - - - - - II
Warranty and Limitations of Liability - - - - - - - - - II
Application Considerations - - - - - - - - - - - - - - - - II
Disclaimers - - - - - - - - - - - - - - - - - - - - - - - - - - - III
Safety Precautions - - - - - - - - - - - - - - - - - - - - -IV
Precautions for Safe Use - - - - - - - - - - - - - - - - VII
Conventions Used in This Manual - - - - - - - - - - -IX
SECTION 1
Communications Methods
1.1 Overview of Communications Methods....................................................... 1-2
Introduction .......................................................................................... 1-2
Communications Specifications ........................................................... 1-3
Transmission Procedure ...................................................................... 1-3
Interface ............................................................................................... 1-4
Wiring................................................................................................... 1-4
Communications Parameters............................................................... 1-5
SECTION 2
CompoWay/F Communications Procedures
2.1 Data Format ................................................................................................ 2-2
Command Frame ................................................................................. 2-2
Response Frame ................................................................................. 2-3
Communications Data.......................................................................... 2-4
End Code Example .............................................................................. 2-4
2.2 Structure of Command Text ........................................................................ 2-6
PDU Structure...................................................................................... 2-6
Area Definitions.................................................................................... 2-6
Type Code (Variable Type).................................................................. 2-6
Addresses............................................................................................ 2-7
Number of Elements ............................................................................ 2-7
List of Services..................................................................................... 2-7
2.3 Detailed Description of the Services ........................................................... 2-9
Read Variable Area.............................................................................. 2-9
Write Variable Area............................................................................ 2-10
Read Controller Attributes.................................................................. 2-12
Read Controller Status....................................................................... 2-13
Echoback Test ................................................................................... 2-14
Operation Command.......................................................................... 2-15
2.4 Response Code List.................................................................................. 2-20
SECTION 3
Communications Data for CompoWay/F and SYSWAY
3.1 Variable Area (Setting Range) List.............................................................. 3-2
3.2 Status........................................................................................................ 3-15
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