Structure Creation Instructions; For To Next Instruction Loop - Mitsubishi MELSEC-Q/L Programming Manual

7.6

Structure creation instructions

7.6.1 FOR, NEXT

FOR to NEXT instruction loop

7.6.1
FOR, NEXT
FOR
NEXT
n : Number of repetitions of FOR to NEXT loop (1 to 32767) (BIN 16 bits)
Internal Devices
Setting
Data
Bit
n
Function
(1) When the processing in the FOR to NEXT loop is executed n-times without conditions, the step following the NEXT
instruction will be executed.
(2) The value of n can be designated at between 1 and 32767. If it is designated from -32768 to 0, the processing which is
executed when n=1 will be performed.
(3) If you do not desire to execute the processing called for within the FOR to NEXT loop, use the CJ or SCJ instruction to
jump.
(4) FOR instructions can be nested up to 16 deep.
R, ZR
Word Bit
FOR
X
FOR
X1
FOR
X2
High
Basic
performance
Repeat program
J \
U \G
Word
K5
K3
FOR instructions can be
K100
nested up to 16 deep.
NEXT
NEXT
NEXT
FOR, NEXT
Process LCPU
Redundant Universal
n
FOR
NEXT
Constants
Zn Other
K, H
1
2
3
4
––
4
6
7
8
383