UseDegrees

Function - Sets the unit for angles in all trigonometric functions.

Inputs

IN : BOOL     If TRUE, turn all trigonometric functions to use degrees
              If FALSE, turn all trigonometric functions to use radians (default)

Outputs

Q : BOOL      TRUE if functions use degrees before the call

Remarks

This function sets the working unit for the following functions:

SIN
COS
TAN
ASIN
ACOS
ATAN
ATAN2 		sine
cosine
tangent
arc-sine
arc-cosine
arc-tangent
arc-tangent of Y / X

ST Language

Q := UseDegrees (IN);

FBD Language

LD Language

(* Input is the rung. The rung is the output *)

IL Language

Op1: LD   IN
     UseDegrees
     ST   Q