7 APPLICATION INSTRUCTIONS
7.2 Program Branch Instructions
537
7
7.2
Program Branch Instructions
Pointer branch
CJ, SCJ, JMP
• CJ: This instruction executes the program specified by the pointer number within the same program file.
• SCJ: This instruction executes the program specified by the pointer number within the same program file starting with the
next scan.
• JMP: This instruction unconditionally executes the program specified by the pointer number within the same program file.
■
Execution condition
Setting data
■
Description, range, data type
■
Applicable devices
Processing details
■
CJ
• This instruction executes the program specified by the pointer number within the same program file when the execution
command is on.
• When the execution command is off, the program in the next step is executed.
Ladder
ST
Not supported
FBD/LD
Not supported
Instruction
Execution condition
CJ
SCJ
JMP
Every scan
Operand
Description
Range
Data type
Data type (label)
(P)
Pointer number of the jump destination
Device name
POINTER
Operand
Bit
Word
Double word Indirect
specification
Constant
Others
(P)
X, Y, M, L,
SM, F, B, SB,
FX, FY
J
\
T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD
U
\G
, J
\
,
U3E
\(H)G
Z
LT, LST,
LC
LZ
K, H E
$
(P)
(1) Execution command
(2) Executed in each scan
RnCPU RnENCPU
RnSFCPU RnSFCPU
RnPCPU
RnPCPU
(Standard)
(Safety)
(Redundant)
(Process)
(P)
ON
OFF
(1)
(2)
CJ
Summary of Contents for MELSEC iQ-R Series
Page 1: ...MELSEC iQ R Programming Manual Instructions Standard Functions Function Blocks ...
Page 2: ......
Page 24: ...22 INDEX 2092 INSTRUCTION INDEX 2093 REVISIONS 2104 WARRANTY 2105 TRADEMARKS 2106 ...
Page 34: ...32 MEMO ...
Page 35: ...33 PART 1 PART 1 OVERVIEW This part consists of the following chapter 1 OVERVIEW ...
Page 68: ...66 1 OVERVIEW 1 5 Precautions on Programming MEMO ...
Page 1448: ...1446 14 REDUNDANT SYSTEM INSTRUCTIONS 14 2 Disabling Enabling System Switching MEMO ...
Page 1972: ...1970 33 TIME DATA TYPE FUNCTIONS 33 4 Division MEMO ...
Page 2067: ...APPX Appendix 5 PID Control Program Examples 2065 A 252 Set PID control data for loop 2 ...
Page 2109: ......