3 。 FUNCTION_BLOCK fb1 VAR [...] Var_fb1in1 + 1; FUNCTION_BLOCK
_Base : FUNCTION_BLOCK Fb
_Service (FunctionBlock) Get_Attribute_List (FunctionBlock) Get_Attribute [...] _Attributes_All (FunctionBlock) Set_Attribute
CODESYS Development System
语言 FUNCTION_BLOCK FB [...] . WSTRING ST中的转换 FUNCTION_BLOCK
_PRG.fileListProvider // Instance of function block Visu
CODESYS Development System
是 FUNCTION_BLOCK . TYPE [...] _spur : MyFunctionBlock
缀 , FUNCTION (103) : fun [...] 约定优先于使用属性定义的前缀 {attribute 'nameprefix