ASINΒΆ

The IEC Operators and additional, norm-extending \ functions Returns the arc sine (inverse function of sine) of a number.

IN can be type BYTE, WORD, DWORD, INT, DINT, REAL, SINT, USINT, UINT, UDINT, OUT must be type REAL.

Example in IL:

LD  0.5
ASIN
ST  q  (* Result is 0.523599 *)

Example in ST:

q:=ASIN(0.5);

Example in FBD:

../_images/6cd7a172552a34df0a317d3162a66235