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Instructions not Supported in Subroutines
The following instructions cannot be used in a subroutine.
Classification
by function
Step Ladder
Instructions
Instructions not Supported in Step Ladder Program Sections
The following instructions cannot be used in step ladder program sections.
Classification
by function
Sequence Con-
trol Instructions
Subroutines
Note A step ladder program section can be used in an interlock section (between IL and ILC).
The step ladder section will be completely reset when the interlock condition is ON.
CP1E CPU Unit Software User's Manual(W480)
Mnemonic
Instruction
STEP
STEP DEFINE
SNXT
STEP NEXT
Mnemonic
FOR, NEXT, and BREAK
END
IL and ILC
JMP and JME
CJP
SBN and RET
4 Understanding Programming
Instruction
FOR, NEXT, and BREAK LOOP
END
INTERLOCK and INTERLOCK CLEAR
JUMP and JUMP END
CONDITIONAL JUMP and CONDITIONAL JUMP NOT
SUBROUTINE ENTRY and SUBROUTINE RETURN
4
4-23
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