Arctangent: Atan - Mitsubishi Electric R16MTCPU Programming Manual

Arctangent: ATAN

Format
ATAN(S)
Setting data
■Usable data
: Usable
Setting Usable Data
data
Bit
device

(S)
■Description, data type of result
Setting data
(S)
Processing details
-1
• TAN (arctangent) operation is performed on the TAN value data specified with (S) to find an angle.
• The operation result is in an angle (degree) unit.
• If (S) is an integer type, it is converted into a floating-point type before operation is performed.
Operation error
An operation error will occur if:
• (S) is an indirectly specified device and its device No. is outside the range.
Program example
■Program which performs the TAN
#0F
#0F = ATAN(D0F)
#3 #2
#0F
4 OPERATION CONTROL PROGRAMS
150
4.7 Standard Functions
Number of basic steps
4
Word device
16-bit 32-bit 64-bit
integer integer floating
type type (L) point
type (F)
  
Description
-1
TAN value data on which TAN
-1
#1 #0
45.0
Usable steps
F/FS

Constant
16-bit 32-bit 64-bit
integer integer floating
type type point
(K/H) (K/H, L) type (K)
  
(arctangent) operation will be performed
(arctangent) operation of D0F and substitutes the result to
D3
D0F
G

Calculation Bit
expression conditional
expression
 
Data type of result
Floating-point type
D2 D1 D0
1.0
Comparison
conditional
expression
