Table Of Contents - Omron E5AN Communications Manual

Table of Contents

SECTION 1
Communications Methods
SECTION 2
CompoWay/F Communications Procedures
SECTION 3
Communications Data for CompoWay/F and SYSWAY
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 .............................................................. 1-7
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 (Main Request Codes and Sub-Request Codes) ...... 2-7
2.3 Detailed Description of the Services .......................................................... 2-9
Read Variable Area ............................................................................. 2-9
Write Variable Area ........................................................................... 2-10
Composite Read from Variable Area ................................................ 2-12
Composite Write to Variable Area ..................................................... 2-13
Read Controller Attributes ................................................................. 2-16
Read Controller Status ...................................................................... 2-17
Echoback Test .................................................................................. 2-18
Operation Command ......................................................................... 2-19
2.4 Response Code List ................................................................................. 2-26
3.1 Variable Area (Setting Range) List ............................................................. 3-2
3.2 Status and Status 2 .................................................................................. 3-15
Status Structure ................................................................................ 3-15
Status 2 Structure ............................................................................. 3-17
Status Details .................................................................................... 3-18
Status 2 Details ................................................................................. 3-19
Preface - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - I
Conventions Used in This Manual - - - - - - - - - - -IX
XI