Operation Results Push,Read,Pop (Mps,Mrd,Mpp) - Mitsubishi MELSEC Q Series Programming Manual

MPS,MRD,MPP
5.2.2

Operation results push,read,pop (MPS,MRD,MPP)

MPS,MRD,MPP
Setting
Data
––
Function
MPS
(1) Stores the memory of the operation result (ON or OFF) immediately prior to the MPS
instruction.
(2) Up to 16 MPS instructions can be used successively.
If the MPP instruction is used during this process, the number of uses calculated for the
MPS instruction will be decremented by one.
MRD
(1) Reads the operation result stored for the MPS instruction, and uses that result to perform the
operation in the next step.
MPP
(1) Reads the operation result stored for the MPS instruction, and uses that result to perform the
operation in the next step.
(2) Clears the operation results stored by the MPS instruction.
(3) Subtracts 1 from the number of MPS instruction times of use.
5-12
In the ladder display, MPS, MRD and MPP are not displayed.
Command
Internal Devices
R, ZR
Bit Word
High
Basic
performance
Command
MPS
Command
MRD
Command
MPP
J \
U \G
Bit Word
––
Process
Redundant Universal LCPU
Zn Constants Other