65
FX
3G
/FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
3 Instruction List
3.1 Basic Instructions
1
Introduction
2
Overview
3
Instruction
List
4
Devices
in Detail
5
Specified the
Device &
Constant
6
Before
Programming
7
Basic
Instruction
8
FNC00-FNC09
Program Flow
9
FNC10-FNC19
Move & Compare
10
FNC20-FNC29
Arith. & Logic
Operation
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 internal 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
MEP MEP
Conversion of
operation result
to leading edge pulse
– Section 7.11
MEF MEF Conversion of operation
result to trailing edge pulse – Section 7.11
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 7.13
RST Reset RESET Bit device OFF Y,M,S,D.b,T,C,
D,R,V,Z Section 7.13
PLS Pulse Rising edge pulse Y,M Section 7.12
PLF Pulse Falling Falling/trailing edge pulse Y,M Section 7.12
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 7.14
End Instruction
END END Program END, I/O refresh
and Return to Step 0 – Section 7.15
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 devicesMC N
MCR
N
END