Program Branch Instruction; Pointer Branch Instructions (Cj, Scj, Jmp) - Mitsubishi MELSEC QCPU Programming Manual

6 BASIC INSTRUCTIONS

6.5 Program Branch Instruction

6.5.1 Pointer branch instructions (CJ, SCJ, JMP)

Internal Devices
Set
(System, User)
Data
Bit Word
P
[Instruction Symbol] [Execution Condition]
CJ
SCJ
JMP
Label
P
[Set Data]
Set Data
P
[Functions]
CJ
(1) Executes program of designated pointer number within the same program file when jump
command is ON.
(2) Executes next step in program when jump command is OFF.
Jump command OFF
CJ
SCJ
(1) Executes program of designated pointer number within the same program file from next scan
when jump command goes from OFF to ON.
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MELSECNET/10(H)
File Direct J \
Register
Bit
Command
Command
Command
Pointer number of jump destination
QCPU
PLC CPU
Basic
High Performance
Usable Devices
Special
Function
Module
Word
U \G
Meaning
ON
Executed each scan
MELSEC-Q/QnA
QnA
Process CPU
Index Other
Constant
Register
K, H
Zn
CJ P
SCJ P
JMP P
Data Type
Device name
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Q4AR
P