TeachPosition

This core function is used for referencing analog encoder systems.

Syntax:

FUNCTION_BLOCK FB_TeachPosition EXTENDS FB_CorefunctionFeedback

Name	Type	Access	Description
TeachLatchM	LREAL	Get, (Set)	The recorded value when executing `DoTeachM()` in analog increments.
TeachLatchPTeachLatchP	LREAL	Get, (Set)	The recorded value when executing `DoTeachP()` in analog increments.
Valid	BOOL	Get	Two valid values were recorded.

Name	Description
DoTeach(`bExecute`)	Sets the axis to teaching mode.
DoTeachM(`bExecute`)	Triggers the recording of the lower position.
DoTeachP(`bExecute`)	Triggers the recording of the upper position.

Type	Description
I_TeachPosition	Standard interface on FB_TeachPosition.
I_TeachPositionDev	Extended interface with access to the setters of the latch properties.

Development environment	Target platform	PLC libraries to include
TwinCAT v3.1.4024.55	PC or CX (x64, x86)	Tc3_PlasticFunctions (>= v3.12.5.0)