块本身和处理通道输出的输出参数之前的属性很重要。 {attribute 'io_function_block'} FUNCTION_BLOCK Scale [...] _OUTPUT {attribute 'io_function_block

是 FUNCTION_BLOCK . TYPE [...] _spur : MyFunctionBlock

_TYPE FUNCTION_BLOCK FB

_TYPE 位访问 FUNCTION_BLOCK

字符串 宣言 FUNCTION_BLOCK [...] 实现语言 宣言 FUNCTION_BLOCK

FUNCTION_BLOCK FB

different sizes. FUNCTION_BLOCK [...] ="FUNCTION_BLOCK" iecname [...] ="FUNCTION_BLOCK" iecname

LocOut . FUNCTION_BLOCK locio VAR

_ConvertIntegersFromInt 的 ST 声明 FUNCTION_BLOCK [...] 声明 FUNCTION_BLOCK FB

_CamTableSelect (FunctionBlock) SMC_CAMBounds (FunctionBlock) SMC_CAMBounds_Pos (FunctionBlock) SMC