CODESYS 瀹炴垬锛氱畻鏈�骞冲潎婊ゆ尝鍣ㄧ殑瀹炵幇 ...

FUNCTION_BLOCK PM_ArithmeticMeanFilter
VAR_INPUT    InputValue : REAL; (* 寰呭�勭悊鍊� *) 
   SampleCount : INT := 5; (* 閲囨牱娆℃暟 *)
END_VAR
VAR_OUTPUT
    FilteredValue : REAL; (* 澶勭悊鍚庣殑鍊� *)
END_VAR
VAR
    Samples : ARRAY [1..100] OF REAL; (* 瀛樺偍杈撳叆鏍锋湰鍊肩殑鏁扮粍锛屽亣璁炬渶澶�100娆￠噰鏍� *)
    Total : REAL; (* 鏍锋湰鍊肩殑鎬诲拰 *)
    I : INT; (* 寰�鐜�鍙橀噺 *)
    Initialized : BOOL := FALSE; (* 鍒濆�嬪寲鏍囧織 *)
END_VAR
(*鐗堟湰璁板綍锛氱増鏈�          鏃ユ湡          浣滆��
 V1         2024-5-10     *)
// 鍒濆�嬪寲鏍锋湰鏁扮粍
 IF NOT Initialized THEN
    FOR I := 1 TO 100 DO
        Samples[I] := 0.0;
    END_FOR
    Initialized := TRUE;
END_IF
// 閲囨牱娆℃暟闄愬埗鍦�1鍒�100涔嬮棿
IF SampleCount < 1 THEN
    SampleCount := 1;
ELSIF SampleCount > 100 THEN
    SampleCount := 100;
END_IF
// 灏嗚緭鍏ュ�煎瓨鍏ユ牱鏈�鏁扮粍
FOR I := SampleCount TO 2 BY -1 DO
    Samples[I] := Samples[I-1];
END_FOR
Samples[1] := InputValue;
// 璁＄畻鏍锋湰鍊肩殑鎬诲拰
Total := 0.0;
FOR I := 1 TO SampleCount DO
    Total := Total + Samples[I];
END_FOR
// 璁＄畻绠楁湳骞冲潎鍊�
FilteredValue := Total / SampleCount;