FB_BA_SubA

The FB_BA_SubA function block allows to subscribe to an analog input object. It does not have to be called explicitly. This description serves solely to explain the inheritance structure of the analog input function blocks. It passes output variables to the inheriting function blocks.

Syntax

FUNCTION_BLOCK ABSTRACT FB_BA_SubA EXTENDS FB_BA_Subscriber
VAR_OUTPUT
  fPresentValue    : REAL;
END_VAR