public async Task ModbusReadAsync()
{
if (Networking.NetworkCheck(IpAddr))
{
try
{
ModbusTcp ModbusDevice =
new ModbusTcp(502, IpAddr, NodeId);
RegisterValues = await Task.Run(() =>
ModbusDevice.ReadAsync(StartReg, RegQty, FunctionCode));
int[] RegValInts = new List <int>(RegisterValues).ToArray();
byte[] RegValBytes = IntArray.ToByteArray(RegValInts);
Response = BitConverter.ToString(RegValBytes);
}
catch (Exception ex)
{
Response = ex.Message;
StopCyclicRead();
MessageBox.Show("0x" + ex.HResult.ToString("X") + ": " +
ex.Message, "Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
}
else
{
StopCyclicRead();
}
}
public async Task ModbusWriteAsync()
{
if (Networking.NetworkCheck(IpAddr))
{
try
{
ModbusTcp ModbusDevice =
new ModbusTcp(502, IpAddr, NodeId);
byte[] ModbusResponse = await Task.Run(() =>
ModbusDevice.WriteAsync(StartReg, RegQty, RegisterValues,
FunctionCode));
Response = BitConverter.ToString(ModbusResponse);
}
catch (Exception ex)
{
Response = ex.Message;
StopCyclicWrite();
MessageBox.Show($"0x{ex.HResult.ToString("X")}: " +
ex.Message, "Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
}
else
{
StopCyclicWrite();
}
}