positionToDeg (Function)

This function converts a coordinate from GPS position format to decimal degrees.

Note: This function works with DOUBLE, but can also work with FLOAT as described in the Floating-point math introductory section.

Input:

v : DINT

Value to convert.

Returns: DOUBLE

The value in decimal degrees.

Declaration:

FUNCTION positionToDeg : DOUBLE;
VAR_INPUT
v : DINT;
END_VAR;

Example:

INCLUDE rtcu.inc
INCLUDE math.inc
 
PROGRAM test;
 
DebugMsg( message := "Pos = (" +
  doubleToStr( v:= positionToDeg(v := 55513078)) + ", " +
  doubleToStr( v:= positionToDeg(v := 9510530)) + ")");
 
END_PROGRAM;