Справочник Пользователя для Mitsubishi Electronics QCPU

7-271

ATAN(P)

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.12 Special function

 instructions

7

.12.11 TAN

 -1 oper

ation on floatin

g-point

 data (

S

ingle pr

ecision)

 (ATAN

(P))

TAN 

-1

 operation on floating-point data (Single precision) 

(ATAN(P))

ATAN(P)

*1: Applicable for the Universal model QCPU only.

Function

(1) Returns the TAN

-1

 angle of the TAN value designated by 

, and stores operation results at 

word device designated by 

.

(2) The angle (operation result) stored at 

 is stored in radian units.

For more information on the conversion between radian and angle data, see description of 
RAD and DEG instructions.

: TAN value of which the TAN

-1

 (inverse tangent) value is obtained or head number of the devices where the 

TAN value is stored (real number)

: Head number of the devices where the operation result will be stored (real number)

Setting 

Data

Internal Devices 

R, ZR

J

\

U

\G

Zn

Constants

E

Other

Bit

Word

Bit

Word

––

––

*1

––

––

––

*1

––

––

Basic

Command

Command

ATANP

ATAN

ATANP

ATAN

S

D

S

D

S

D

S

D

S

D

+1

+1

S

D

S

D

TAN   (

-1

32-bit floating-point
real number

)

32-bit floating-point
real number

D