Omron CJ2 CPU UNIT SOFTWARE User Manual

5-5
5 Understanding Programming
CJ2 CPU Unit Software User’s Manual
5-1 Programming
5
5-1-1 Programming Overview
Each language can be used in the following locations.
The following addressing methods can be used for each language.
*1 Physical addresses can be used by assigning them to symbols.
*2 Physical address and symbols can be used in Boolean actions and transitions in SFC charts.
The maximum program capacities of the CJ2 CPU Units for all user programs (i.e., the total capacity for
all tasks) are given in the following table.
It is possible to check the program capacity by selecting View
− Memory View in the CX-programmer.
The size of a ladder instruction depends on the specific instruction and operands that are used. For
details, refer to A-2 Instruction Execution Times and Number of Steps.
Refer to 5-4-3 Function Block Specifications for the amount of memory used for function blocks.
Location
Language
Tasks
Action programs and transi-
tion programs in SFCs
Algorithms in function
block definitions
Ladder diagrams Yes Yes Yes
ST Yes Yes Yes
SFC Yes --- ---
Addressing method
Language
Physical addresses Symbols
Ladder programming Yes Yes
ST
Depends
*1
Ye s
SFC
Depends
*2
Depends
*2
Program Capacity
Model Program capacity I/O capacity
CJ2H-CPU68(-EIP) 400K steps 2,560 points
CJ2H-CPU67(-EIP) 250K steps
CJ2H-CPU66(-EIP) 150K steps
CJ2H-CPU65(-EIP) 100K steps
CJ2H-CPU64(-EIP) 50K steps
CJ2M-CPU@5 60K steps
CJ2M-CPU@4 30K steps
CJ2M-CPU@3 20K steps
CJ2M-CPU@2 10K steps
CJ2M-CPU@1 5K steps

Omron CJ2 CPU UNIT SOFTWARE Specifications

General

Brand	Omron
Model	CJ2 CPU UNIT SOFTWARE
Category	Software
Language	English