__inline_atan2f
In this section:
Syntax
__intrinsic float __inline_atan2f(float _Y, float _X);
Description
Returns the arctangent of the variables _Y and _X, using the Arithmetic Unit for Trigonometric Functions (TFU). This function requires an RXv3-based device with a TFU, and the compiler option --tfu must be used to enable the TFU.
Note
To use intrinsic functions in an application, you must include the header file(s) where they are declared, see Summary of intrinsic functions.