private void InitComPort(int port)
{
com_port = new SerialPort();
com_port.Encoding = System.Text.Encoding.ASCII;
com_port.RtsEnable = false; // kd5tfd hack for soft rock ptt
com_port.DtrEnable = false; // set dtr off
com_port.ErrorEvent += new SerialPorts.SerialEventHandler(this.SerialPort_Error);
com_port.ReceivedEvent += new SerialPorts.SerialEventHandler(this.SerialPort_ReceivedData);
com_port.PinChangedEvent += new SerialPorts.SerialEventHandler(this.SerialPort_PinChanged);
com_port.PortName = "COM" + port.ToString();
com_port.Parity = SerialPorts.Parity.None;
com_port.StopBits = SerialPorts.StopBits.One;
com_port.DataBits = 8;
com_port.BaudRate = 38400;
com_port.ReadTimeout = 5000;
com_port.WriteTimeout = 500;
com_port.ReceivedBytesThreshold = 1;
com_port.Open();
out_buffer = new byte[7];
out_buffer[0] = 0x02;
Encoding.ASCII.GetBytes("D3", 0, 2, out_buffer, 1);
out_buffer[3] = 0x03;
byte crc = CRC(out_buffer);
out_buffer[4] = ByteToAscii((byte)(crc>>4));
out_buffer[5] = ByteToAscii((byte)(crc&0x0F));
out_buffer[6] = 0x0D;
}
public SDRSerialPort(int portidx)
{
commPort = new SerialPort();
commPort.Encoding = System.Text.Encoding.ASCII;
commPort.RtsEnable = false; // kd5tfd hack for soft rock ptt
commPort.DtrEnable = false; // set dtr off
commPort.ErrorEvent += new SerialPorts.SerialEventHandler(this.SerialPortErrorEvent);
commPort.ReceivedEvent += new SerialPorts.SerialEventHandler(this.SerialPortReceivedEvent);
commPort.PinChangedEvent += new SerialPorts.SerialEventHandler(this.SerialPortPinChangedEvent);
commPort.PortName = "COM" + portidx.ToString();
commPort.Parity = SerialPorts.Parity.None;
commPort.StopBits = SerialPorts.StopBits.One;
commPort.DataBits = 8;
commPort.BaudRate = 9600;
commPort.ReadTimeout = 5000;
commPort.WriteTimeout = 500;
commPort.ReceivedBytesThreshold = 1;
}
public void Close()
{
try
{
if(com_port != null && com_port.IsOpen)
com_port.Close();
}
catch(Exception) { }
com_port = null;
}