/// <summary>
/// 写入串口数据
/// </summary>
/// <param name="writeBytes"></param>
/// <param name="visaAddress"></param>
/// <returns></returns>
public static ErrMsg WriteData(byte[] writeBytes, string visaAddress)
{
ErrMsg ret = new ErrMsg();
ret.ErrorCode = -1;
ret.Result = true;
ret.Msg = "";
try
{
if (serialSession == null || serialSession.ResourceName != visaAddress)
{
serialSession = (SerialSession)ResourceManager.GetLocalManager().Open(visaAddress, AccessModes.NoLock, 0);
}
ret = SetSerial(serialSession, ret);
ret = FlushIO(serialSession, ret);
ret = SetIOSize(serialSession, ret);
ret = WriteIO(serialSession, writeBytes, ret);
}
catch (Exception e)
{
ret.ErrorCode = e.HResult;
ret.Msg = e.Message;
ret.Result = false;
}
//serialSession.Dispose();
return(ret);
}
/// <summary>
/// 设置串口visa参数
/// </summary>
/// <param name="serialSession"></param>
/// <param name="inErrMsg"></param>
/// <returns></returns>
private static ErrMsg SetSerial(SerialSession serialSession, ErrMsg inErrMsg)
{
if (!inErrMsg.Result)
{
return(inErrMsg);
}
ErrMsg ret = new ErrMsg();
ret.ErrorCode = -1;
ret.Result = true;
ret.Msg = "";
try
{
serialSession.Timeout = 1000;
serialSession.BaudRate = 115200;
serialSession.DataBits = 8;
serialSession.StopBits = StopBitType.One;
serialSession.FlowControl = FlowControlTypes.None;
serialSession.Parity = Parity.None;
serialSession.TerminationCharacter = 0xA;
serialSession.TerminationCharacterEnabled = true;
}
catch (Exception e)
{
ret.ErrorCode = 010010;
ret.Result = false;
ret.Msg = e.Message + e.Source + e.StackTrace;
}
return(ret);
}
/// <summary>
/// 清空IO缓冲区
/// </summary>
/// <param name="serialSession"></param>
/// <param name="inErrMsg"></param>
/// <returns></returns>
private static ErrMsg FlushIO(SerialSession serialSession, ErrMsg inErrMsg)
{
if (!inErrMsg.Result)
{
return(inErrMsg);
}
ErrMsg ret = new ErrMsg();
ret.ErrorCode = -1;
ret.Result = true;
ret.Msg = "";
try
{
serialSession.Flush(BufferTypes.InBuffer, true);
}
catch (Exception e)
{
ret.ErrorCode = 010002;
ret.Result = false;
ret.Msg = e.Message;
}
return(ret);
}
/// <summary>
/// 写入串口数据
/// </summary>
/// <param name="serialSession"></param>
/// <param name="writeBytes"></param>
/// <param name="inErrMsg"></param>
/// <returns></returns>
private static ErrMsg WriteIO(SerialSession serialSession, byte[] writeBytes, ErrMsg inErrMsg)
{
if (!inErrMsg.Result)
{
return(inErrMsg);
}
ErrMsg ret = new ErrMsg();
ret.ErrorCode = -1;
ret.Result = true;
ret.Msg = "";
try
{
serialSession.Write(writeBytes);
}
catch (Exception e)
{
ret.ErrorCode = 010004;
ret.Result = false;
ret.Msg = e.Message;
}
return(ret);
}
/// <summary>
/// 开启由对应开关组的串口指令指定的开关
/// </summary>
/// <param name="switchNum">要写入的byte[]数组</param>
/// <param name="errMsg">异常信息</param>
/// <returns></returns>
public bool Open(byte[] switchNum, ref string errMsg)
{
byte[] writeBytes = SwitchUtil.GetMcuFormatBytes(switchNum);
SpConnect();
ErrMsg ret = WriteData(writeBytes);
errMsg = ret.Msg;
return(ret.Result);
}
/// <summary>
/// 开启开关矩阵配置中的指定行或列的开关,由构造函数来决定打开一行或一列
/// </summary>
/// <param name="switchIndex">行/列索引</param>
/// <param name="errMsg"></param>
/// <returns></returns>
public bool Open(int switchIndex, ref string errMsg)
{
// CloseAll(ref errMsg);
byte[] writeBytes = SwitchUtil.GetMcuFormatBytes(this._switchArrays, switchIndex);
SpConnect();
ErrMsg ret = WriteData(writeBytes);
errMsg = ret.Msg;
return(ret.Result);
}
/// <summary>
/// 开启由对应开关组的串口指令指定的开关
/// </summary>
/// <param name="switchNum">要写入的byte[]数组</param>
/// <param name="errMsg">异常信息</param>
/// <returns></returns>
public bool Open(byte[] switchNum, ref string errMsg)
{
byte[] writeBytes = SwitchUtil.GetMcuFormatBytes(switchNum);
ErrMsg retErrMsg = VisaSerial.WriteData(writeBytes, _visaAddress);
errMsg = retErrMsg.Msg + retErrMsg.ErrorCode;
if (retErrMsg.Result)
{
Thread.Sleep(_responseTime);
}
return(retErrMsg.Result);
}
/// <summary>
/// 开启开关矩阵配置中的指定行或列的开关,由构造函数来决定打开一行或一列
/// </summary>
/// <param name="switchIndex">行/列索引</param>
/// <param name="errMsg"></param>
/// <returns></returns>
public bool Open(int switchIndex, ref string errMsg)
{
// CloseAll(ref errMsg);
byte[] writeBytes = SwitchUtil.GetMcuFormatBytes(this._switchArrays, switchIndex);
ErrMsg retErrMsg = VisaSerial.WriteData(writeBytes, _visaAddress);
errMsg = retErrMsg.Msg + retErrMsg.ErrorCode;
if (retErrMsg.Result)
{
Thread.Sleep(_responseTime);
}
return(retErrMsg.Result);
}
/// <summary>
/// 关闭所有通道
/// </summary>
/// <param name="errMsg">错误信息</param>
/// <returns></returns>
public bool CloseAll(ref string errMsg)
{
byte[] closeAllBytes =
{
0xEE,
0x9,
0x2,
0x80,
0x8B,
0xFF,
0xFC,
0xFF,
0xFF
};
ErrMsg retErrMsg = VisaSerial.WriteData(closeAllBytes, _visaAddress);
errMsg = retErrMsg.Msg;
return(retErrMsg.Result);
}
/// <summary>
/// 关闭所有通道
/// </summary>
/// <param name="errMsg">错误信息</param>
/// <returns></returns>
public bool CloseAll(ref string errMsg)
{
byte[] closeAllBytes =
{
0xEE,
0x9,
0x2,
0x80,
0x8B,
0xFF,
0xFC,
0xFF,
0xFF
};
ErrMsg ret = WriteData(closeAllBytes);
errMsg = ret.Msg;
return(ret.Result);
}
private ErrMsg WriteData(byte[] buffer)
{
ErrMsg ret = new ErrMsg();
ret.ErrorCode = -1;
ret.Result = true;
ret.Msg = "";
try
{
_serialPort.Write(buffer, 0, buffer.Length);
}
catch (Exception e)
{
ret.ErrorCode = e.HResult;
ret.Msg = e.Message;
ret.Result = false;
}
return(ret);
}
/// <summary>
/// 设置IO缓冲区
/// </summary>
/// <param name="serialSession"></param>
/// <param name="inErrMsg"></param>
/// <returns></returns>
private static ErrMsg SetIOSize(SerialSession serialSession, ErrMsg inErrMsg)
{
if (!inErrMsg.Result)
{
return(inErrMsg);
}
ErrMsg ret = new ErrMsg();
ret.ErrorCode = -1;
ret.Result = true;
ret.Msg = "";
try
{
serialSession.SetBufferSize(BufferTypes.InBuffer, 4096);
}
catch (Exception e)
{
ret.ErrorCode = 010003;
ret.Result = false;
ret.Msg = e.Message;
}
return(ret);
}
