97久久精品人人爽人人爽蜜臀/www.青草视频/成视频年人黄网站视频福利/国产第一页第二页/国产裸拍裸体视频在线观看/国产又色又爽又高潮免费/精品超清无码视频在线观看/久久精品蜜芽亚洲国产av/辽宁熟女高潮狂叫视频/你懂在线/欧美少妇15p/人妖 丝袜 另类 亚洲/日韩欧美网站/少妇人妻大乳在线视频/婷婷色国产/性色av无码久久一区二区三区/亚洲精品图片一区15p/亚洲一卡2卡3卡4卡5卡精品

誰有樣例

富士的SPH系列PLC所使用的ST：
IF ENABLE THEN
    (*如果復位按鈕按下，那么系統復位*)
    IF RESET THEN
        LOOP_CASE := 0;
    END_IF;
    
    (*如果運行過程中氣壓，風壓異常，停止*)
    IF (NOT(X4) OR NOT(X5)) AND LOOP_CASE <> 0 THEN
        LOOP_CASE := -10;
    END_IF;
        
    (*步進循環*)
    CASE LOOP_CASE OF
        -10: Y0 := FALSE;
             Y1 := FALSE;
             Y2 := FALSE;
             Y3 := FALSE;
             Y4 := TRUE;
             Y5 := FALSE;
             STEP := LOOP_CASE;
          0:(*如果氣壓正常，那么程序繼續運行*)
              IF X5 THEN
                LOOP_CASE := 10;
                STEP := LOOP_CASE;
            ELSE
                LOOP_CASE :=-10;
                STEP := LOOP_CASE;
            END_IF;
         10:(*開風機，同時檢測風壓是否正常*)
             Simple_Button_1(Button:=X1);
            Y4:=Simple_Button_1.Out_Coil;
            IF Y4 THEN
                IF  X4 THEN
                    LOOP_CASE := 20;
                ELSE
                    LOOP_CASE := -10;
                END_IF;
            END_IF;
            STEP := LOOP_CASE;
         20:(*燃燒啟動，同時啟動后延時10S*)
             Simple_Button_2(Button:=X2);
            Y3:=Simple_Button_2.Out_Coil;
            IF Y3 THEN
                IF CLOCK_1S THEN
                    DelayTime := DelayTime + 1;
                END_IF;
                IF DelayTime >= 10 THEN
                    LOOP_CASE := 30;
                    DelayTime := 0;
                END_IF;
            END_IF;
            STEP := LOOP_CASE;
         30:(*Y0輸出，延時2S*)
             Y0:=TRUE;
            IF Y0 THEN
                IF CLOCK_1S THEN
                    DelayTime := DelayTime + 1;
                END_IF;
                IF DelayTime >= 2 THEN
                    LOOP_CASE := 40;
                    DelayTime := 0;
                END_IF;
            END_IF;
            STEP := LOOP_CASE;
         40:(*Y2輸出，延時1S*)
             Y2:=TRUE;
            IF Y2 THEN
                IF CLOCK_1S THEN
                    DelayTime := DelayTime + 1;
                END_IF;
                IF DelayTime >= 1 THEN
                    LOOP_CASE := 50;
                    DelayTime := 0;
                END_IF;
            END_IF;
            STEP := LOOP_CASE;
         50:(*Y1輸出，延時3S*)
             Y1:=TRUE;
            IF Y1 THEN
                IF CLOCK_1S THEN
                    DelayTime := DelayTime + 1;
                END_IF;
                IF DelayTime >= 3 THEN
                    LOOP_CASE := 60;
                    DelayTime := 0;
                END_IF;
            END_IF;
            STEP := LOOP_CASE;
         60:(*點火次數檢測*)
             IF COUNT>=3 THEN
                LOOP_CASE := 200;
            ELSE
                LOOP_CASE :=70;
            END_IF;
            STEP := LOOP_CASE;
         70:(*火焰檢測*)
             IF X0 THEN
                Y3 := FALSE;
            ELSE
                LOOP_CASE := 80;
            END_IF;
            STEP := LOOP_CASE;
         80:(*點火失敗的處理*)
             Y1:=FALSE;
            Y2:=FALSE;
            Y3:=TRUE;
            IF (NOT Y1) AND (NOT Y2) AND Y3 THEN
                IF CLOCK_1S THEN
                    DelayTime := DelayTime + 1;
                END_IF;
                IF DelayTime >= 10 THEN
                    LOOP_CASE := 90;
                    DelayTime := 0;
                END_IF;
            END_IF;
            STEP := LOOP_CASE;
         90:(*Y2輸出，延時1S*)
             Y2 := TRUE;
            IF Y2 THEN
                IF CLOCK_1S THEN
                    DelayTime := DelayTime + 1;
                END_IF;
                IF DelayTime >= 1 THEN
                    LOOP_CASE := 100;
                    DelayTime := 0;
                END_IF;
            END_IF;
            STEP := LOOP_CASE;
        100:(*Y1輸出，計數器加1*)
            Y1 := TRUE;
            COUNT := COUNT + 1;
            LOOP_CASE := 60;
            STEP := LOOP_CASE;
        200:(*重啟動*)
            Y0 := TRUE;
            Y1 := FALSE;
            Y2 := FALSE;
            Y3 := TRUE;
            Y4 := TRUE;
            IF NOT X6 THEN
                IF CLOCK_2S_Out THEN
                    Y5 := TRUE;
                ELSE
                    Y5 := FALSE;
                END_IF;
            END_IF;
            IF X3 THEN
                COUNT := 0;
                LOOP_CASE := 60;
                STEP := LOOP_CASE;
            END_IF;
    END_CASE;
END_IF;

問題是這樣的樣例對您有多大的幫助呢？？？

具有參考價值，謝謝