514
ACOSD, ACOSDP
Program Example
(1) The following program seeks the inverse cosine of the 32-bit floating decimal point real number at D0 and D1, and
outputs the angle to the 4 BCD digits at Y40 to Y4F.
[Ladder Mode]
[List Mode]
[Operations involved when the D0 and D1 value is 0.5]
: COS value of which the COS
-1
(inverse cosine) value is obtained or head number of the devices where the COS value is stored (real number)
: Head number of the devices where the operation result will be stored (real number)
7.12.10 ACOSD , ACOSDP Arc cosine ope ration on floa ting-point data (Do uble
precision)
7.12.10
ACOSD, ACOSDP
Setting
Data
Internal Devices
R, ZR
J\
U\G
Zn
Constants
E
Other
Bit Word Bit Word
–– –– ––
–– –– –– ––
Calculates an angle (radian value)
by COS
-1
operation ( )
Converts the radian value into an angle ( )
Converts the angle in 32-bit floating-point
real number into an integer ( )
Outputs the integer-converted angle
to a display device ( )
1
2
3
4
Step Instruction Device
Conversion
to BIN
32-bit floating-point
real number
D21
D20
INT
BCD operation
BCD
ACOS
Conversion to angle
DEG
Y4F
BCD value
0060
Y40
D30
b15
b0
BIN value
60
32-bit floating-point
real number
D1
D0
32-bit floating-point
real number
D11
D10
COS
-1
operation
0
.
5
1
.
047
1
98
60
Universal
LCPU
Basic
High
performance
Process
Redundant
Command
Command
ACOSDP
ACOSD
ACOSDP
ACOSD S D
S D
S
D
S
D
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