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Omron CJ2 CPU UNIT SOFTWARE - CPU Unit Initialization

Omron CJ2 CPU UNIT SOFTWARE
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4-1
CJ2 CPU Unit Software User’s Manual
4
This section describes the initialization processing that is performed for the CPU Unit at
startup.
4-1 Overview of CPU Unit Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4-1-1 CPU Unit Initial Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4-2 PLC Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
4-3 Creating I/O Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
4-3-1 I/O Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
4-3-2 Automatic Allocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
4-3-3 Manual Allocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
4-4 Setting Routing Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
4-4-1 Routing Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
4-4-2 Cases in Which Routing Tables Are Required . . . . . . . . . . . . . . . . . . . . . . . . 4-13
4-4-3 Setting and Transferring Routing Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
4-5 Setting Allocated DM Area Words for Special I/O Units
and CPU Bus Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
4-5-1 Setting Allocated DM Area Words for Special I/O Units and CPU Bus Units 4-15
4-5-2 Setting Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
4-6 CPU Bus Unit Setup Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
4-6-1 CPU Bus Unit Setup Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
4-6-2 Setting Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
CPU Unit Initialization

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