public void ErrorSerializeTcpTest()
{
string expected = "00-05-00-00-00-03-0A-81-02";
ModbusError error = ModbusError.Create(10, 5, 0, 1, ModbusErrorCode.IllegalDataAddress);
string jstring = JsonConvert.SerializeObject(error);
ModbusError error2 = JsonConvert.DeserializeObject <ModbusError>(jstring);
string actual = System.BitConverter.ToString(error2.Encode());
Assert.AreEqual(expected, actual);
}
public void ErrorConvertToTcpTest()
{
string expected = "00-05-00-00-00-03-0A-81-02";
ModbusError error = ModbusError.Create(10, 1, ModbusErrorCode.IllegalDataAddress);
byte[] msg = error.ConvertToTcp(10, 5, 0);
string actual = System.BitConverter.ToString(msg);
Assert.AreEqual(expected, actual);
}
public void ErrorRtuTest()
{
string expected = "0A-81-02-B0-53";
ModbusError error = ModbusError.Create(10, 1, ModbusErrorCode.IllegalDataAddress);
byte[] msg = error.Encode();
string actual = System.BitConverter.ToString(msg);
Assert.AreEqual(expected, actual);
}
/// <summary>
/// 关闭串口
/// </summary>
public void CloseSerialPort()
{
try
{
serialPort.Close();
IsOpen = serialPort.IsOpen;
}
catch (Exception)
{
errorCode = ModbusError.CloseFailed;
}
}
/// <summary>
/// 打开串口
/// </summary>
public void OpenSerialPort()
{
try
{
serialPort.Open();
IsOpen = serialPort.IsOpen;
}
catch (Exception)
{
errorCode = ModbusError.OpenFailed;
}
}
internal ModbusError SendReadCommand <T>(ModbusRequest request, out T responseType) where T : class, IModbusResponse
{
byte[] data = request.GetPDU();
var responseData = SendReadCommand(data);
var response = new ModbusResponse(responseData);
if (response.ExceptionCode > 0)
{
var err = new ModbusError(response.ExceptionCode);
responseType = null;
return(err);
}
else
{
responseType = (T)Activator.CreateInstance(typeof(T), response);
return(null);
}
}
