c#串口通信

tfzdh 2012-06-11 04:34:30

帮忙修改这段代码的错误。



 private void comm1_DataReceived(object sender, SerialDataReceivedEventArgs e)

        {





            if (ReceiveEventFlag) return;   //禁止接收事件时直接退出

            try

            {

                Listening = true;//设置标记，说明我已经开始处理数据，一会儿要使用系统UI的。 

                int n = serialPort1.BytesToRead;//先记录下来，避免某种原因，人为的原因，操作几次之间时间长，缓存不一致   

                byte[] buff1 = new byte[9];           

                serialPort1.Read(buff1, 0, n);          

                System.Threading.Thread.Sleep(100);             

                EDA17_Mg1_Llimit = Convert.ToUInt32((Scoft.Bclas.ClasCRC.ByteToString(buff1)).Substring(6, 4), 16);

                this.Invoke((EventHandler)

                    (delegate

                    {

                        if (E9060_K1KZ == 1)

                        {

                            this.textBox1.Text=

Convert.ToString(Scoft.Bclas.ClasCRC.GetSiSheWuRuNumber(Bclas.ClasCRC.L_ineartn(EDA17_Rge1_Ulimit, EDA17_Rge1_Llimit, EDA17_Nf1_Ulimit, EDA17_Nf1_Llimit, EDA17_Mg1_Llimit), 2));



                            E9060_K1KZ = 2;

                         



                        }

                        else if (E9060_K1KZ == 2)

                        {

                       this.textBox2.Text = Convert.ToString(Scoft.Bclas.ClasCRC.GetSiSheWuRuNumber(Bclas.ClasCRC.L_ineartn(EDA17_Rge1_Ulimit, EDA17_Rge1_Llimit, EDA17_Nf1_Ulimit, EDA17_Nf1_Llimit, EDA17_Mg1_Llimit), 2));

                            E9060_K1KZ = 1;//Bclas.ClasCRC.L_ineartn（）线性处理，Scoft.Bclas.ClasCRC.GetSiSheWuRuNumber（）四舍五入

                          

                        }

                       

                    }));



                serialPort1.DiscardInBuffer();

                ReceiveEventFlag = true;

            }

            finally

            {

                  Listening = false;             

                timer2.Start();

            }



        }

     private void timer2_Tick(object sender, EventArgs e)

        {



            timer2.Stop();

            EDA17_M_tx();

           

        }