Portrait 用于确定可视化大小 FUNCTION
FUNCTION_BLOCK POU [...] 块的实现 POU FUNCTION [...] ChangedListener . FUNCTION_BLOCK POU
Init : // This function is [...] initialization') FUNCTION Visu
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'} FUNCTION_BLOCK FB1 VAR
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_VAR FUNCTION_BLOCK FB METHOD
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.Prop; FUNCTION_BLOCK FB VAR
CODESYS Development System
_VAR FUNCTION_BLOCK FB VAR