/// <summary>
/// Disposes the SD by tearing down any current connection and disposing the SerialPort.
/// </summary>
public override void Dispose()
{
if (!m_disposed)
{
Disconnect();
SwitchPower(false);
m_port.Dispose();
if (null != m_power)
{
m_power.Dispose();
m_power = null;
}
m_ioCtrl = null;
ForceState(BTDeviceState.UNINITIALIZED);
m_disposed = true;
}
}
///////////////////////////////////////////////////////////////////////////
// Private helper methods
/// <summary>
/// A helper method to create the serial connection objects (SerialPort) and
/// SDIOController.
/// </summary>
/// <param name="com">
/// The COM port number
/// </param>
/// <param name="baud">
/// The baudrate for the specified COM port
/// </param>
/// <returns>
/// True if the objects were successfully created, false o/w
/// </returns>
private bool CreateSerialConnection(string com, BaudRate baud)
{
bool created = false;
try
{
if (null != m_port) m_port.Dispose();
m_port = null;
m_port = new SerialPort(com, (int)baud);
m_port.Open();
m_ioCtrl = new SDIOController(m_port);
created = true;
}
finally
{
if (!created)
{
if (null != m_port)
{
m_port.Dispose();
m_port = null;
}
if (null != m_ioCtrl) m_ioCtrl = null;
}
}
return created;
}