→Function block type
according to →IEC-standard: language element consisting of:
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the definition of a data structure partitioned into input, output, and internal →variables; and
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a set of operations or a set of →methods to be performed upon the elements of the data structure when an →instance of the function block type is called
Compare →function block
In ST, a function block type may be specified as type for a local →variable (= declaration of a function block instance), an →input variable, an →output variable, an →in-out variable or a structure element of a →structured data type.