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今天教的直接用 PC 程式來控制機臺 ( 臺灣丙級機電整合術科第一題 )
用 PC 來程式…真的不方便，還是 Ladder 比較容易。
附上程式
PCtoPLC.rar (73 K) 下载次数:217
private void timerAuto_Tick(object sender, EventArgs e)
        {
            int a1 = X0[0];
            int a0 = X0[1];
            int s0 = X0[2];
            int s1 = X0[3];
            int p0 = X0[4];
            int p1 = X0[5];
            int p2 = X0[6];
            int COS2 = X1[3];
            int COS1 = X1[4];
            int PB1 = X1[5];
            int ST = X1[6];
            int EMS = X1[7];
            int A = Y0[0];
            int R1 = Y0[2];
            int R2 = Y0[4];
            int R3 = Y0[5];
            int BF = Y0[6];
            int BB = Y0[7];
            int RL = Y1[5];
            int YL = Y1[6];
            int GL = Y1[7];
            switch (StepN0 )
            {
                case 1:
                    RL = 0; // Y15 紅燈滅
                    if (a0 == 1 && p0  == 1)
                    {
                        
                        GL = 1; // Y17 綠燈亮

                        if (COS1  == 1 && COS2 ==1 && ST ==1) // COS1 & COS2 & ST
                        {
                            StepN0 = 2;
                            TAuto = 0;
                        }
                    }
                    break;
                case 2:
                    TAuto =TAuto +1;
                    if (TAuto == 10)
                    {
                        R1 = 1;
                        GL = 0;
                        if (s0 == 1)
                        {
                            StepN0 = 3;
                            TAuto = 0;
                        }
                    }
                    break;
                case 3:
                    
                    TAuto =TAuto +1;
                    if(TAuto ==20 && s1 ==1)
                    {
                        StepN0 =4;
                    }
                    break;
                case 4:
                    R1 =0;
                    if (R1 ==0)
                    {
                        A = 1;
                    }
                    
                    if(a1 ==1)
                    {
                        BF = 1;
                        TAuto = TAuto + 1;
                            if (TAuto  == 20)
                            {
                        StepN0 =5;
                            }

                    }
                    break;
                case 5:
                    A  = 0;
                    if(a0==1)
                    {
                        R2=1;
                        if (p1 ==1)
                        {

                            TAuto = 0;
                            StepN0 = 6;
                        }
                    }
                    
                    break;
                case 6:
                    R2 = 0;
                    if(COS2 ==1)
                    {
                        TAuto = 0;
                        StepN0 = 7;
                    }
                    if (COS2 == 0 && ST==1)
                    {
                        TAuto = 0;
                        StepN0 = 7;
                    }
                    break;
                case 7:
                    BF = 0;
                    BB = 1;
                    TAuto = TAuto + 1;
                            if (TAuto  == 10)
                            {
                                R3 = 1;
                                if(p0 ==1)
                                {
                                    StepN0 = 8;
                                    TAuto = 0;
                                }
                            }
                            break;
                case 8:
                            R3 = 0;
                            TAuto = TAuto + 1;

                            if (TAuto == 10)
                            {
                                StepN0 = 1;
                            }
                            break;
            }

        

用C#寫的吧，現在用三菱通訊的MX COMPENT軟件很方便，里面有很多函數。