Index Modification Of Entire Ladder (Ix,Ixend) - Mitsubishi MELSEC Q Series Programming Manual

7.6.12

Index modification of entire ladder (IX,IXEND)

IX,IXEND
IX
IXEND
Setting
Data
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 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:
S
S + 1
S + 2
+ 3
S
S + 4
S + 5
+ 6
S
S
+ 7
*1: When using a basic model QCPU, index registers with numbers from Z10 onward cannot be used.
: Head number of the devices where index modification data is stored (BIN 16 bits)
S
Internal Devices
R, ZR
Bit Word
––
Index register
Device name
number
Modification value of timer
Z0
(T)
Modification value of counter
Z1
(C)
Modification value of input
Z2
(X)
Modification value of output
Z3
(Y)
Modification value of
Z4
internal relay (M)
Modification value of
Z5
latch relay (L)
Modification value of
Z6
link relay (B)
Modification value of
Z7
edge relay (V)
High
Basic
performance
Ladder where index modification is performed
J \
U \G
Bit Word
Device name
Modification value of
S + 8
data register (D)
Modification value of
S
+ 9
link register (W)
Modification value of
S
+ 10
file register (R)
Modification value of
+ 11
S
buffer register I/O No. (U)
Modification value of
+ 12
S
buffer register (G)
Modification value of
+ 13
S
link direct device
network No. (J)
Modification value of
+ 14
S
file register (ZR)
Modification value of pointer
S + 15
IX,IXEND
Process
Redundant Universal LCPU
IX
S
I X END
Zn Constants Other
––
Index register
number
Z8
Z9
Z10
Z11
Z12
Z13
Z14
Z15
(P)
7-143
1
2
3
4
6
6
7
8
*1