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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
18 Floating Point – FNC110 to FNC139
18.18 FNC130 – SIN / Floating Point Sine
11
FNC30-FNC39
Rotation and
Shift
12
FNC40-FNC49
Data Operation
13
FNC50-FNC59
High Speed
Processing
14
FMC60-FNC69
Handy
Instruction
15
FNC70-FNC79
External FX I/O
Device
16
FNC80-FNC89
External FX
Device
17
FNC100-FNC109
Data
Transfer 2
18
FNC110-FNC139
Floating Point
19
FNC140-FNC149
Data
Operation 2
20
FNC150-FNC159
Positioning
Control
18.18 FNC130 – SIN / Floating Point Sine
Outline
This instruction obtains the sine value of an angle (in radians).
→ For handling of floating point, refer to Subsection 5.1.3.
1. Instruction format
2. Set data
3. Applicable devices
Explanation of function and operation
1. 32-bit operation (DSIN and DSINP)
A value of angle (binary floating point) specified in [ +1, ] is converted into the sine value, and transferred
to [ +1, ].
Program example
Operand Type Description Data Type
Device number storing an angle (in radians) in binary floating point
Real number (binary)
Device number storing the sine value in binary floating point
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
XYMTCSD.b KnX KnY KnM KnS T C D R U\G VZModifyKH E ""P
33 3 3 3
33 3 3
−
Mnemonic Operation Condition
16-bit Instruction
DSIN
DSINP
Mnemonic Operation Condition
32-bit Instruction
9 steps
Continuous
Operation
Pulse (Single)
Operation
P
FNC 130
SIN
D
S
D
S
D
S
S
D
D
Command
input
FNC130
DSIN
S
D
[ +1, ] RAD
→
[ +1, ] SIN
Binary floating point Binary floating point
S
S
D
D
Value in radians (Value in degrees
× π
/180)
Binary floating point
Sine value
Binary floating point
+1
+1
S
D
S
S
D
D
X001
FNC 12
MOVP
K 45 D 0
(K45)
→
(D 0)
X002
FNC 12
MOVP
K 90 D 0
(K90)
→
(D 0)
M8000
FNC 49
FLTP
D 0 D 4
(D 0)
→
(D5, D4) Binary floating point
value
RUN
monitor
FNC123
DEDIV
K31415926 K1800000000 D 20
(
π
/180)
→
(D21, D20)
Binary floating point
FNC122
DEMUL
D 4 D 20 D 30
FNC130
DSIN
D 30 D100
(D31, D30) RAD
→
(D101, D100) SIN
Binary floating point
(D5, D4) Degrees
×
(
π
/180)
→
(D31, D30) Radians
Binary floating point
An angle is selected by the inputs
X001 and X002.
S
D