This bit (status 1) indicates that the axis is performing a
Reference Point type function.
Applied to Real Axis Function
Reference Point type function.
Applied to Imaginary Axis Function
Not significant
Applied to the Group of Co-ordinated Axes, Group of Slave Axes or SERCOS® Ring Functions
This bit is set to 1 if one or more member axis AXIS_HOMING bits (AXIS_IS_LINKED) are set to 1.
