Mitsubishi 00JCPU User Manual

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CHAPTER6 FUNCTIONS
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6.12 Writing Programs While CPU Module is in RUN Status 6.12.3 Precautions for online change
(2) Instructions do not operate normally during online change
If the following instructions are executed during online change, they do not operate normally.
• Fall instruction
• Rise instruction
• SCJ instruction
• STMR instruction
(a) Fall instruction
The fall instruction within the program targeted for online change will be executed even though the execution
condition of the instruction (off on) is not met at the completion of online change.
To prevent the fall instruction from being executed during online change, refer to POINT in this section.
The corresponding fall instructions are LDF, ANDF, ORF, MEF, PLF, FCALLP, and EFCALLP.
Figure 6.43 Operation of the fall instruction
Completion of
online change
END
1 scan
END END00 0
OFF OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON ON
ON OFF
X0 status
XO
MO
XO
MO
XO
MO
The fall instruction is executed
even if the execution condition is off off.
[ PLF MO ]
XO
A
A

Mitsubishi 00JCPU Specifications

General

Brand	Mitsubishi
Model	00JCPU
Category	Controller
Language	English