单按钮控制，求大神给写个，有没有简单的办法

M120.5 :=M100.5 AND NOT M110.5;//m100.5设置的时钟周期一秒 产生一秒脉冲
M110.5 :=M100.5;
M22.0 :=I0.0 AND (NOT M22.1); // i0.0的上升沿
M22.1 :=I0.0;

IF M22.0 AND NOT Q0.0 THEN  //没启动
    MW0 :=1;
ELSE IF M22.0 AND Q0.2 THEN //全启动
    MW0 := 2;
ELSE IF  M22.0 AND Q0.0 AND NOT Q0.2 THEN //未全启动
    MW0 :=3;
END_IF;
END_IF;
END_IF;
CASE MW0 OF
    1:  
     IF M120.5 AND (NOT Q0.2)THEN
        MW10 := MW10+1;
    END_IF;
    Q0.0 :=MW10>=5;
    Q0.1 :=MW10>=10;
    Q0.2 :=MW10>=15;
    2:
    IF M120.5 AND Q0.0 THEN
        MW12 :=MW12 +1;
    END_IF;
    Q0.2 :=0;
    IF MW12=3 THEN
        Q0.1 :=0;
    ELSE IF MW12=6 THEN
        Q0.0 :=0;
    END_IF;
END_IF;
    3:
  IF  MW10 <10  THEN
        Q0.0 :=0;
    ELSE IF MW10>=10 AND  M120.5 AND Q0.0 THEN
        Q0.1 :=0;
        MW14 :=MW14 +1 ;
        ELSE IF MW14 =1 THEN
            Q0.0 :=0;
        
            
        END_IF;
    
    END_IF;
END_IF;    
END_CASE;
M22.3 := NOT Q0.0 AND M22.4;
M22.4 :=Q0.0;
IF M22.3 THEN
    MW10 :=0;
    MW12 :=0;
    MW14 :=0;
    END_IF;  
            
  
END_ORGANIZATION_BLOCK