function block name VAR_INPUT [...] 命名约定编码 FUNCTION_BLOCK FB_A VAR_INPUT [...] ) 代码 FUNCTION_BLOCK
: FUNCTION_BLOCK 功能 乐趣 : FUNCTION 属性: attribute 内部变量 范围: {input
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功能块的实例。 CAL <function block> (<input variable1> := <value>, <input
CODESYS Development System
_VAR FUNCTION_BLOCK FB VAR [...] : BIT 类型的变量必须在 VAR_INPUT [...] _IN_OUT 参数。 错误修正 :仅在 VAR_INPUT
CODESYS Development System
的范围: FUNCTION FUNCTION_BLOCK [...] END_VAR FUNCTION_BLOCK [...] ; END_VAR FUNCTION_BLOCK
Function Block Factory [...] library “Function Block [...] . Note Each function
function block or type [...] (fb or function [...] : memory, input, output
FUNCTION_BLOCK FB VAR_INPUT [...] FUNCTION_BLOCK FB VAR_INPUT [...] ); //Declaration FB1 FUNCTION_BLOCK
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_VAR FUNCTION_BLOCK FB METHOD FB_exit VAR_INPUT [...] _exit VAR_INPUT b
CODESYS Development System
); FUNCTION_BLOCK FB VAR_INPUT [...] : VAR_INPUT in : INT