private void COMPort_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{
if (firstStart)
{
Display.Series[0].Points.Clear();
Display.Series[1].Points.Clear();
Display.Series[2].Points.Clear();
firstStart = false;
}
if (NumMode.Checked == false)
{
byte[] buf = new byte[COMPort.BytesToRead];
COMPort.Read(buf, 0, buf.Length);
foreach (Byte mes in buf)
{
countByte++;
value = value << 8 | mes;
if (countByte == length)
{
//Display.Series[seriousCount].Points.AddY(value);
this.Invoke(new Action(() =>
{
Display.Series[seriousCount].Points.AddY(value);
}));
value = 0;
seriousCount++;
countByte = 0;
}
if (seriousCount == seriousnum)
{
seriousCount = 0;
}
}
}
else
{
byte[] buf = new byte[COMPort.BytesToRead];
COMPort.Read(buf, 0, buf.Length);
foreach (Byte mes in buf)
{
countByte++;
value = value * 10 + (mes - '0');
if (countByte == length)
{
//Display.Series[seriousCount].Points.AddY(value);
this.Invoke(new Action(() =>
{
Display.Series[seriousCount].Points.AddY(value);
}));
value = 0;
seriousCount++;
countByte = 0;
}
if (seriousCount == seriousnum)
{
seriousCount = 0;
}
}
}
}
public static void ThreadReadProcess()
{
COMPort cp = new COMPort("COM2");
cp.Open();
while (true)
{
Thread.Sleep(100);
if (cp.Read() > 0)
{
Console.WriteLine(System.Text.Encoding.ASCII.GetString(cp.getBuffer()));
}
}
}
private void ModbusSendReceive(object param)
{
lock (this)
{
try
{
ModbusParam parameters;
if (param is ModbusParam)
{
parameters = (ModbusParam)param;
}
else
{
throw new ModbusPDUException("Wrong parametrization of ModbusSendReceive method.");
}
byte[] responseFrame = new byte[(int)parameters.ResponseSize];
COMPort.DiscardInBuffer();
COMPort.Write(parameters.RequestADU, 0, parameters.RequestADU.Length);
Thread.Sleep(ResponseWaitingDelay);
COMPort.Read(responseFrame, 0, (int)parameters.ResponseSize);
byte[] adu = ModbusSerialPDU.extractADU(responseFrame);
if (responseFrame[1] > (byte)127)
{
throw new ModbusPDUException(String.Format("Modbus application error : function {0:X}, exception {1:X}", responseFrame[1], responseFrame[2]));
}
else
if (responseFrame[1] == 0x03)
{
Int16[] values = GetValuesFromResponseADU03(adu);
ModbusDataReceived(values);
}
}
catch (Exception ex)
{
commException = ex;
ModbusError(ex);
}
}
}
private void btnRead_Click(object sender, EventArgs e)
{
byte[] buff = new byte[41];
buff[0] = 0xaa;
buff[1] = 0x52; // R
for (int i = 2; i < 40; i++)
{
buff[i] = 0;
}
buff[40] = 0x5d;
COMPort.Open();
COMPort.Write(buff, 0, 41);
int cnt = 0;
while (cnt < 40)
{
if (COMPort.BytesToRead > 40)
{
cnt = COMPort.Read(buff, 0, 41);
}
}
COMPort.Close();
chkPPMA.Checked = (buff[2] == 1);
if (buff[3] - 4 < 7)
{
cbFrameA.SelectedIndex = buff[3] - 4;
}
if (buff[4] - 1 < 16)
{
cbChannelsA.SelectedIndex = buff[4] - 1;
}
if (buff[5] < 17)
{
cbChA1.SelectedIndex = buff[5];
}
if (buff[6] < 17)
{
cbChA2.SelectedIndex = buff[6];
}
if (buff[7] < 17)
{
cbChA3.SelectedIndex = buff[7];
}
if (buff[8] < 17)
{
cbChA4.SelectedIndex = buff[8];
}
if (buff[9] < 17)
{
cbChA5.SelectedIndex = buff[9];
}
if (buff[10] < 17)
{
cbChA6.SelectedIndex = buff[10];
}
if (buff[11] < 17)
{
cbChA7.SelectedIndex = buff[11];
}
if (buff[12] < 17)
{
cbChA8.SelectedIndex = buff[12];
}
if (buff[13] < 17)
{
cbChA9.SelectedIndex = buff[13];
}
if (buff[14] < 17)
{
cbChA10.SelectedIndex = buff[14];
}
if (buff[15] < 17)
{
cbChA11.SelectedIndex = buff[15];
}
if (buff[16] < 17)
{
cbChA12.SelectedIndex = buff[16];
}
if (buff[17] < 17)
{
cbChA13.SelectedIndex = buff[17];
}
if (buff[18] < 17)
{
cbChA14.SelectedIndex = buff[18];
}
if (buff[19] < 17)
{
cbChA15.SelectedIndex = buff[19];
}
if (buff[20] < 17)
{
cbChA16.SelectedIndex = buff[20];
}
chkPPMB.Checked = (buff[21] == 1);
if (buff[22] - 4 < 7)
{
cbFrameB.SelectedIndex = buff[22] - 4;
}
if (buff[23] - 1 < 16)
{
cbChannelsB.SelectedIndex = buff[23] - 1;
}
if (buff[24] < 17)
{
cbChB1.SelectedIndex = buff[24];
}
if (buff[25] < 17)
{
cbChB2.SelectedIndex = buff[25];
}
if (buff[26] < 17)
{
cbChB3.SelectedIndex = buff[26];
}
if (buff[27] < 17)
{
cbChB4.SelectedIndex = buff[27];
}
if (buff[28] < 17)
{
cbChB5.SelectedIndex = buff[28];
}
if (buff[29] < 17)
{
cbChB6.SelectedIndex = buff[29];
}
if (buff[30] < 17)
{
cbChB7.SelectedIndex = buff[30];
}
if (buff[31] < 17)
{
cbChB8.SelectedIndex = buff[31];
}
if (buff[32] < 17)
{
cbChB9.SelectedIndex = buff[32];
}
if (buff[33] < 17)
{
cbChB10.SelectedIndex = buff[33];
}
if (buff[34] < 17)
{
cbChB11.SelectedIndex = buff[34];
}
if (buff[35] < 17)
{
cbChB12.SelectedIndex = buff[35];
}
if (buff[36] < 17)
{
cbChB13.SelectedIndex = buff[36];
}
if (buff[37] < 17)
{
cbChB14.SelectedIndex = buff[37];
}
if (buff[38] < 17)
{
cbChB15.SelectedIndex = buff[38];
}
if (buff[39] < 17)
{
cbChB16.SelectedIndex = buff[39];
}
}