Справочник Пользователя для Mitsubishi Electronics FXCPU
5 Basic Instruction
5.7 MPS, MRD, MPP
73
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
1
O
utlin
e
e
2
Instruc
tion Li
st
3
Configurati
on of
Instruction
4
Ho
w t
o R
ea
d
Explanati
on of
Ins
truction
truction
s
5
B
asic
Instruction
6
Step Ladder
Instruct
ions
7
Ap
pl
ied Inst
ruct
io
io
ns
(Program Flow)
8
Appl
ied
ied
In
stru
cti
cti
ons
(Mov
e and
C
omp
are)
are)
9
App
lie
lie
d Instr
uction
s
s
(Ari
thm
eti
thm
eti
c and
Lo
gic
al O
per
at
ion)
10
App
lied Inst
lied Inst
ructi
ons
ons
(Rot
ati
ati
on and
Shift O
perati
on)
5.7
MPS, MRD, MPP
Outline
These PLCs have 11 memories called "Stack" which store the intermediate result (ON or OFF) of operations.
1. Format and operation, execution form
2. Set data
3. Applicable devices
FX
3U(C)
FX
3G(C)
FX
3S
FX
2N(C)
FX
1N(C)
FX
1S
FX
U
/FX
2C
FX
0N
FX
0(S)
Instruction
name
Execution
form
Expression in each language
Structured ladder/FBD
ST
MPS
Continuous
MPS(EN);
MRD
Continuous
MRD(EN);
MPP
Continuous
MPP(EN);
Variable
Description
Data type
Input
variable
variable
EN
Execution condition
MPS:
Bit
MRD, MPP:
Always TRUE
Output
variable
variable
ENO
Execution state
Bit
Instruction
Bit Devices
Word Devices
Others
System User
Digit Specification
System
User
Special
Unit
Index
Constant
Real
Number
Character
String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS T C D R U
\G
V Z Modifier K
H
E
"
"
P
MPS
There are no applicable devices.
MRD
MPP
MPS
EN
ENO
MRD
EN
ENO
MPP
EN
ENO