479
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
18 Floating Point – FNC110 to FNC139
18.7 FNC119 – EBIN / Scientific Notation to Floating Point Conversion
11
FN
C30-
FN
C39
R
o
ta
tion and
Sh
ift
12
FNC
4
0
-FNC49
D
a
ta
Op
e
ra
tio
n
13
FNC5
0
-FNC5
9
H
igh Speed
Pr
ocessi
ng
14
FM
C6
0
-F
NC6
9
H
and
y
In
st
ru
cti
o
n
15
FNC7
0
-FNC7
9
Ex
te
rn
a
l F
X
I
/O
D
evi
ce
16
FNC8
0
-FNC8
9
Ext
e
rnal
FX
D
evi
ce
17
F
N
C1
00
-F
NC
10
9
Da
ta
Tr
ansf
e
r 2
18
FN
C
110-FN
C
13
9
Fl
oat
ing P
o
in
t
19
FN
C
140-FN
C
149
Da
ta
O
per
at
io
n
2
20
FN
C
15
0-F
N
C
159
P
o
si
tioni
ng
C
ont
ro
l
Program example
By DEBIN instruction, a numeric value containing the decimal point can be directly converted into binary
floating point.
Example: Converting "3.14" into binary floating point
3.14 = 314
×
10
−
2
(scientific notation)
→
For program examples of floating point operations, refer to Section 12.10.
X002
FNC 12
MOVP
K314
D 0
K314
→
D0
FNC 12
MOVP
K -2
D 1
FNC119
DEBIN
D 0
D 10
K -2
→
D1
(D1,D0)
→
(D11,D10)
314
×
10
−
2
Binary floating point
[D1]
[D0]
314
×
10
−
2