private void ParseBlock(ModbusReadBlockConfiguration readBlock, byte[] data)
{
foreach (var tag in readBlock.Tags)
{
var value = data.Parser(tag.Format, tag.BlockIndex * RowSize);
if (value is string valStr)
{
Console.WriteLine("Write String Tag {0} => {1}", tag.TagName, valStr);
connector.SetText(tag.TagName, valStr);
}
else
{
var valDbl = Convert.ToDouble(value);
Console.WriteLine("Write Numeric Tag {0} => {1}", tag.TagName, valDbl);
connector.SetNumeric(tag.TagName, valDbl);
}
}
}
private async Task <byte[]> ReadBlockAsync(ModbusReadBlockConfiguration readBlock)
{
switch (readBlock.Function)
{
case ModbusFunctions.ReadCoilStatus:
{
var result = await modbusClient.ReadCoilsAsync(readBlock.AddressOffset, readBlock.Count);
return(result);
}
case ModbusFunctions.ReadInputStatus:
{
var result = await modbusClient.ReadInputsAsync(readBlock.AddressOffset, readBlock.Count);
return(result);
}
case ModbusFunctions.ReadHoldingRegister:
{
var result = await modbusClient.ReadHoldingRegistersAsync(readBlock.AddressOffset, readBlock.Count);
return(readBlock.ByteSwap ? result.ReadDataByteSwap() : result.RawData);
}
case ModbusFunctions.ReadInputRegister:
{
var result = await modbusClient.ReadInputRegistersAsync(readBlock.AddressOffset, readBlock.Count);
return(readBlock.ByteSwap ? result.ReadDataByteSwap() : result.RawData);
}
default:
return(null);
}
}
