public string ReadProbeValue()
{
float readvalue;
short decimalPlaces;
ReadFloatFromDevice(29061, out readvalue, out decimalPlaces);
return(DataConverters.ConvertFloatToString(readvalue, decimalPlaces));
}
public string ReadOutputControlValue()
{
float readvalue;
short decimalPlaces;
ReadFloatFromDevice(29066, out readvalue, 2);
return(DataConverters.ConvertFloatToString(readvalue, 2));
}
private void ReadFloatFromDevice(short registerAddress, out float value, short decimalPlaces)
{
short[] bytes = new short[4];
var resp = modbus.ReadRawData(registerAddress, bytes);
if (resp == 0)
{
value = DataConverters.ConvertInt32ToFloat(DataConverters.ConvertRawDataToInt32(bytes), decimalPlaces);
return;
}
throw new Exception(Common.Errors[resp]);
}
public string SetSetPointValue(string text)
{
var floatValue = DataConverters.ConvertInputTextToFloat(text);
var intValue = DataConverters.ConvertFloatToIntRemovingDecimalPlaces(floatValue, 1);
byte[] bytesToBeWrite = DataConverters.ExtractBytesFromInt(intValue);
Array.Resize(ref bytesToBeWrite, 5);
bytesToBeWrite[4] = 1;
var shortToBeWrite = DataConverters.ConvertByteArrayToShortArray(bytesToBeWrite);
var resp = modbus.WriteRawDataToDevice(29044, shortToBeWrite);
if (resp == 0)
{
return(DataConverters.ConvertFloatToString(floatValue, 1));
}
throw new Exception(Common.Errors[resp]);
}