Index Modification Of Entire Ladder - Mitsubishi MELSEC-Q/L Programming Manual

Program Example
(1) Turning on M0 enables the program to execute the select refresh, while turning off M0 disables the program to execute
the select refresh.
[Ladder Mode]
7.6.12 IX, IXEND

Index modification of entire ladder

7.6.12
IX, IXEND
IX
IXEND
: Head number of the devices where index modification data is stored (BIN 16 bits)
S
Internal Devices
Setting
Data
Bit
––
S
Function
(1) Performs index modification on all devices in the ladder up to the IXEND instruction after the IX instruction, using the
index modification value specified in the index modification table. Refer to Page 416, Section 7.6.13 for how to configure
an index modification table.
The configuration of the index modification table and the corresponding index register numbers are as shown below:
Device name
Modification value of timer
S
(T)
Modification value of counter
S + 1
(C)
Modification value of input
S + 2
(X)
Modification value of output
+ 3
S
(Y)
Modification value of
S + 4
internal relay (M)
Modification value of
S + 5
latch relay (L)
Modification value of
+ 6
S
link relay (B)
Modification value of
S
+ 7
edge relay (V)
*1: When using a basic model QCPU, index registers with numbers from Z10 onward cannot be used.
[List Mode]
Step
R, ZR
Word Bit
Index register
number
S
Z0
S
Z1
S
Z2
S
Z3
Z4 S
S
Z5
Z6
S
S
Z7
Instruction Device
High
Basic
performance
Ladder where index modification is performed
J \
U \G
Word
Index register
Device name
Modification value of
+ 8
data register (D)
Modification value of
+ 9
link register (W)
Modification value of
+ 10
file register (R)
Modification value of
+ 11
buffer register I/O No. (U)
Modification value of
+ 12
buffer register (G)
Modification value of
+ 13
link direct device
network No. (J)
Modification value of
+ 14
file register (ZR)
Modification value of pointer
+ 15
(P)
IX, IXEND
Process Redundant Universal LCPU
IX S
I X END
Zn Constants
––
number
Z8
Z9
Z10
Z11
Z12
*1
Z13
Z14
Z15
1
2
3
4
4
6
7
Other
8
413