Mitsubishi Electric MELSEC FX Series - 7.12.25 DDEG

7 Applied Instructions
7.12 Floating Point
511
FXCPU Structured Programming Manual
(Basic & Applied Instruction)
1
Outline
2
Instruction List
3
Configuration of Instruction
4
How to Read Explanation of Instructions
5
Basic Instruction
6
Step Ladder Instructions
7
Applied Instructions
8
Interrupt Function and Pulse Catch Function
A
Relationships between devices and addresses
7.12.25 DDEG
Outline
This instruction converts the radian unit value into the angle (DEG) unit.
→ As for handling of floating decimal point, refer to FX Structured Programming Manual (Device &
Common).
1. Format and operation, execution form
2. Set data
3. Applicable devices
Function and operation explanation
1. 32-bit operation (DDEG/DDEGP)
(DDEG/DDEGP)
The unit of the angle specified by is converted from the radian unit to the degree unit, and is stored in
the device specified by .
• Conversion from radian unit to degree unit is as follows.
FX3U(C) FX3G FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder ST
DDEG 32 bits Continuous DDEG(EN, s, d);
DDEGP 32 bits Pulse DDEG_P(EN, s, d);
Variable Description Data type
Input
variable
EN Execution condition Bit
Head device for storing the radian angle to be converted to degree unit.
FLOAT(Single
Precision)
Output
variable
ENO Execution state Bit
Head device for storing the value having been converted to degree unit.
FLOAT(Single
Precision)
Operand
type
Bit Devices Word Devices Others
System user Digit designation
System
user
Special
unit
Index
Cons
tant
Real
Number
Character
String
Pointer
XYMTCS
D.b
KnX KnY KnM KnS T C D R
U\G
VZModifierK H E
""
P
zz z z z
zz z z
DDEG
EN ENO
d
s
DDEG_P
EN ENO
d
s
Command
input
DDEG
EN ENO
d
s
+1
Binary floating decimal
point (real number)
+1
Binary floating decimal
point (real number)
ºrad
d
s s
d
Label 1
*1
Label 2
*2
*1. To define the head device for storing the radian angle to be converted to degree unit.
*2. To define the head device for storing the value having been converted to degree unit.
Degree unit = radian unit ×
π
180