/// <summary>
/// OpenRelay - creates and sends a message to open a relay at the given location
/// </summary>
/// <param name="loc" - the location - logical address></param>
private void OpenRelay(int loc, byte seqnum)
{
KeyDispenseMessage command = new KeyDispenseMessage(KeyDispenseMessage.MessageType.OPEN_RELAY, loc, seqnum);
Program.logDebug("Open relay " + loc.ToString() + " - " + command.ToString());
SendMessage(command);
}
/// <summary>
/// SendMessage - writes a byte stream to the RCB port
/// </summary>
/// <param name="command" - the command array of bytes></param>
private void SendMessage(KeyDispenseMessage command)
{
if (command == null)
{
throw new Exception("null command");
}
try
{
if (port.IsOpen)
{
port.Write(command.commandBytes, 0, command.commandSize);
}
}
catch (Exception e)
{
string message = "Error writing to RCB port: " + e.Message;
throw new Exception(message);
}
}
