_EXTERNAL <variable name> : <data type>; END

_INPUT Name Data Type [...] Data Type Initial

_AND_SET gets a type DWORD [...] OldValue and dw must be of data type DWORD . Example

the WSTRING data type [...] your data in the input [...] a DINT type

the data type of inputs

Variable name Type Data type of the variable

Return type: : Data [...] of type POU is a [...] . There are following POU types

or type names POU or type names [...] , and so on) POU or type

_INPUT Name Data Type [...] _OUTPUT Name Data Type

Data Type Initial [...] Name Data Type