154
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
7 Basic Instruction
Connection Instruction
ANB
AND Block
Serial connection of
multiple parallel circuits
−
Section 7.7
ORB
OR Block
Parallel connection of
multiple contact circuits
−
Section 7.6
MPS
Memory Point
Store
Stores the current result of
the internal PLC
operations
−
Section 7.8
MRD
Memory Read
Reads the current result of
the initial PLC operations
Section 7.8
MPP
Memory POP
Pops (recalls and
removes) the currently
stored result
Section 7.8
INV
Inverse
Invert the current result of
the internal PLC
operations
−
Section 7.10
Out Instruction
OUT
OUT
Final logical operation type
coil drive
Y,M,S,D
.b,T,C
Section 7.2
SET
SET
Set bit device latch ON
Y,M,S,D
.b
Section 7.12
RST
Reset
Reset bit device OFF
Y,M,S,D
.b,T,C,
D,R,V,Z
Section 7.12
PLS
Pulse
Rising edge pulse
Y,M
Section 7.11
PLF
Pulse Falling
Falling/trailing edge pulse
Y,M
Section 7.11
Master Control Instruction
MC
Master Control
Denotes the start of a
master control block
Y,M
Section 7.9
MCR
Master Control
Reset
Denotes the end of a
master control block
−
Section 7.9
Other Instruction
NOP
No Operation
No operation or null step
−
Section 7.13
End Instruction
END
END
Program end, I/O refresh
and return to step 0
−
Section 7.14
Mnemonic
Name
Symbol
Function
Applicable devices
Reference
MPS
MRD
MPP
INV
Applicable devices
SET Applicable devices
RST Applicable devices
PLS Applicable devices
PLF Applicable devices
Applicable devices
MC N
MCR
N
END