public void WriteHexData(string strHex)
{
byte[] buf = ShujuChuli.HexStringToBytes(strParam.ToUpper());
try
{
if (comm.IsOpen)
{
comm.Write(buf, 0, buf.Length);
Console.WriteLine(strParam);
Log.Debug("CmdHex-->" + strParam);//问题调查时可用
}
else
{
ConnectPort();
try
{
if (comm.IsOpen)
{
// recEvent.WaitOne();
comm.Write(buf, 0, buf.Length);
}
}
catch (Exception)
{
comm = new SerialPort();
// MessageBox.Show(ex.Message);
}
}
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// 当前位置获取
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button13_Click(object sender, EventArgs e)
{
Button button = (Button)sender;
EquipmentCmd.Instance.SendCommand(button.Text, "", out res);
string resHexs = ByteToHexString(EquipmentCmd.Instance.resPort);
if (resHexs.IndexOf("34 0A 16 06 05 ") != -1)
{
dangQianWeiZhi_X = ShujuChuli.DiGaoBaWei(ShujuChuli.HexStringToBytes((ShujuChuli.GetIndexString(resHexs, 5)))[0], ShujuChuli.HexStringToBytes((ShujuChuli.GetIndexString(resHexs, 6)))[0]);
dangQianWeiZhi_Y = ShujuChuli.DiGaoBaWei(ShujuChuli.HexStringToBytes((ShujuChuli.GetIndexString(resHexs, 7)))[0], ShujuChuli.HexStringToBytes((ShujuChuli.GetIndexString(resHexs, 8)))[0]);
}
txtXianShi.AppendText(DateTime.Now.ToString("hh时mm分ss秒") + " " + button.Text + "-->" + res + " " + resHexs + "\r\n");
}
public bool ConnectPort()
{
//握手状态指示
bool connectOK = false;
#region 握手
while (ws)
{
if (comm.IsOpen)
{
comm.Close();
comm.Dispose();
}
else
{
int a = 0;
for (int i = 0; i < 5; i++)
{
string[] ports = SerialPort.GetPortNames();
foreach (string port in ports)
{
comm.PortName = port;
comm = new SerialPort(port);
comm.BaudRate = 19200;
comm.Parity = Parity.None;
comm.StopBits = StopBits.One;
comm.DataBits = 8;
// comm.DataReceived += new SerialDataReceivedEventHandler(comm_DataReceived);//串口数据回调函数
//comm.DataReceived +=comm_DataReceived;
try
{
comm.Open();
//开启一个线程读取串口数据
//把读取线程设置为后台线程
_readThread.Start();
byte[] sbuf = ShujuChuli.HexStringToBytes(str_woshou);
comm.Write(sbuf, 0, sbuf.Length);
ChaZhaoChuanKouCiShu = woShouEvent.WaitOne(2000);//等待返回函数将mEvent置为mEvent.Set();
if (ChaZhaoChuanKouCiShu == true)
{
//将串口名称加载在指定的控件上
// strPort = port;
connectOK = true;
ws = false;
break;
}
else
{
_readThread.Abort();
comm.Close();
comm.Dispose();
}
}
catch (Exception)
{
_readThread.Abort();
comm.Close();
comm.Dispose();
//现实异常信息给客户。
// MessageBox.Show(ex.Message);
}
}
a += 1;
if (ChaZhaoChuanKouCiShu == true)
{
// MessageBox.Show("无法找到串口！请确认硬件问题.");
ws = false;
break;
}
if (a == 5)
{
ws = false;
comm.Close();
connectOK = false;
break;
}
}
}
}
#endregion
return(connectOK);
}