491
FX
3G
/FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
18 Floating Point – FNC110 to FNC139
18.3 FNC112 – EMOV / Floating Point Move
11
FN
C30
-FN
C3
9
R
ota
tion and
Shi
ft
12
FN
C40-FN
C49
D
ata O
perati
on
13
FNC
50-FNC
59
High-Speed
Proc
essing
14
FM
C60-FN
C69
H
andy
In
struction
15
FN
C70-FN
C79
E
xternal
F
X
I/O
De
vice
16
FNC
80-FNC
89
External
FX
Dev
ice
17
FNC1
00-
FNC10
9
Dat
a
Transfer 2
18
FNC1
10-
FNC139
Fl
oa
ting Poi
nt
19
FNC14
0-F
N
C
149
Da
ta
Operation 2
20
FNC1
50-
FNC159
Pos
itioning
Control
18.3
FNC112 – EMOV / Floating Point Move
Outline
This instruction transfers binary floating point data.
→
For handling of floating point, refer to Subsection 5.1.3.
1. Instruction format
2. Set data
3. Applicable devices
S
: This function is supported only in FX
3U
/FX
3UC
PLCs.
Explanation of function and operation
1. 32 bit operation (DEMOV and DEMOPV)
The contents (binary floating point data) of the transfer source [
+1,
] are transferred to [
+1,
].
A real number (E) can be directly specified as
.
Program examples
1. In the program example shown below, a real number stored in D11 and D10 is transferred to D1
and D0 when X007 turns ON
2. In the program shown below, a real number "-1.23" is transferred to D11 and D10 when X007
turns ON
Operand Type
Description
Data Type
Binary floating point data (transfer source) or device number storing data
Real number (binary)
Device number receiving floating point data
Oper-
and
Type
Bit Devices
Word Devices
Others
System User
Digit Specification
System User
Special
Unit
Index
Con-
stant
Real
Number
Charac-
ter String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS T C D R U
\G
V
Z Modify K H
E
"
"
P
3 3
S
3
3
3 3
S
3
−
−
Mnemonic
Operation Condition
16-bit Instruction
P
FNC 112
EMOV
D
DEMOV
DEMOVP
Mnemonic
Operation Condition
32-bit Instruction
9 steps
Continuous
Operation
Pulse (Single)
Operation
S
D
S
D
S
S
D
D
S
4.23542
Binary floating point
(real number)
4.23542
Binary floating point
(real number)
Transfer
+1
+1
S
D
S
D
Command
input
FNC112
DEMOV
S
D
X007
FNC112
DEMOVP
D10
D0
END
36.475
36.475
D1
D0
D11
D10
X007
FNC112
DEMOVP
E
−
1.23
D10
END
−
1.23
−
1.23
D11
D10
Содержание FX3G SERIES
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