private void Srl_DataReceived(object sender, System.IO.Ports.SerialDataReceivedEventArgs e)
{
string myquery = srlPort.srl.ReadExisting();
txtQuery.Text = myquery;
prg1.Visible = true;
string response = MyLibrary.Decode(myquery, srlPort.srl.PortName);
prg1.Visible = false;
txtQueryElaborata.Text = response;
srlPort.Write(response);
}