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8 APPLICATION INSTRUCTION
8.9 Real Number Instruction
529
8
Converting single-precision real number radian to angle
DEG(P)/DDEG(P)
These instructions convert a unit of angle from radians specified by (s) into degrees (DEG.), and store the converted angle in
the device specified by (d). The DEG(P) instructions can also be used as DDEG(P).
Setting data
■
Descriptions, ranges, and data types
■
Applicable devices
Processing details
• These instructions convert a unit of angle from radians specified by (s) into degrees (DEG.), and store the converted angle
in the device specified by (d).
• The conversion from radians into degrees is executed as follows:
• The table below shows the related devices.
Ladder diagram
Structured text
ENO:=DEG(EN,s,d);
ENO:=DEGP(EN,s,d);
FBD/LD
Operand Description
Range
Data type
Data type (label)
(s)
A value in radians to be converted into a value in degrees or
the head device number storing a value in radians
Single-precision real number
ANYREAL_32
(d)
Head device number storing a value in degrees acquired by
conversion
Single-precision real number
ANYREAL_32
EN
Execution condition
Bit
BOOL
ENO
Execution result
Bit
BOOL
Operand
Bit
Word
Double word Indirect
specification
Constant
Others
X, Y, M, L, SM,
F, B, SB, S
T, ST, C, D, W,
SD, SW, R
U
\G
Z
LC
LZ
K, H
E
$
(s)
(d)
Device
Name
Description
Condition
Operation
SM700
Carry
The absolute value of the operation result
2
128
The value of (d) is the maximum value (2
128
) of 32-bit real
numbers and the carry flag SM700 turns on.
SM8020
Zero
The operation result is true "0".
(The mantissa part is "0").
The zero flag SM8020 turns on.
SM8021
Borrow
The absolute value of the operation result < 2
-126
The value of (d) is the minimum value (2
-126
) of 32-bit real
numbers and the borrow flag SM8021 turns on.
SM8022
Carry
The absolute value of the operation result
2
128
The value of (d) is the maximum value (2
128
) of 32-bit real
numbers and the carry flag SM8022 turns on.
(s)
(d)
EN
ENO
d
s
(s)+1
(s)
(d)+1
(d)
( )
( ) rad
Single-precision real number
Single-precision real number
Degrees = Radians
180
Summary of Contents for MELSEC iQ-F FX5
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