/// <summary>
/// Opens this instance.
/// </summary>
public void Open()
{
if (_isOpen)
{
throw new InvalidOperationException("Port is already open");
}
_stream = new SerialPortStream(_portName, _baudRate, _dataBits, _parity, _stopBits, _dtrEnable,
_rtsEnable, _handshake, _readTimeout, _writeTimeout, _readBufferSize, _writeBufferSize);
_isOpen = true;
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="disposing">
/// <c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected void Dispose(bool disposing)
{
if (!_isOpen)
{
return;
}
_isOpen = false;
// Do not close the base stream when the finalizer is run; the managed code can still hold a reference to it.
if (disposing)
{
_stream.Close();
}
_stream = null;
}