Fnc131 - Cos / Floating Point Cosine - Mitsubishi Electric MELSEC FX3U Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
18.19 FNC131 – COS / Floating Point Cosine
Outline
This instruction obtains the cosine value of an angle (in radians).
1. Instruction format
FNC 131
D COS
2. Set data
Operand Type
S
D
3. Applicable devices
Bit Devices
Oper-
and System User
Type
X Y M T C S D .b KnX KnY KnM KnS T C D R U \G
S
D
Explanation of function and operation
1. 32-bit operation (DCOS and DCOSP)
A value of angle (binary floating point) specified in [
transferred to [
Command
input
FNC131
DCOS
S S
D D
542
Mnemonic
16-bit Instruction
P
−
Device number storing an angle (in radians) in binary floating point
Device number storing the cosine value in binary floating point
Digit Specification
+1, ].
D D
S D
+1
S
+1
D
→ For handling of floating point, refer to Subsection 5.1.3.
Operation Condition
32-bit Instruction
Description
Word Devices
Special
System User
Unit
+1,
S S
] RAD → [
[ S +1, S
Binary floating point
Value in radians (Value in degrees × π /180)
Binary floating point
Cosine value
Binary floating point
18 Floating Point – FNC110 to FNC139
18.19 FNC131 – COS / Floating Point Cosine
Mnemonic Operation Condition
DCOS
9 steps
DCOSP
Real number (binary)
Con- Real
Index
stant Number
V Z Modify K H E
] is converted into the cosine value, and
D +1, D ] COS
Binary floating point
Continuous
Operation
Pulse (Single)
Operation
Data Type
Others
Charac-
Pointer
ter String
" " P