Transmitting Data
FrameTransmitter
public class FrameTransmitter {
    protected void initSystem() throws ModemException;
    protected boolean isLoopback();
    protected void finalize();
    public FrameTransmitter(FrameTransmitterConfig conf) throws ModemException;
    public long send(byte[] frame) throws IOException;
    public long send(byte[] frame, long length) throws IOException;
    public long send(byte[] frame, long offset, long length) throws IOException;
    public void setBlocking(long seconds, long nano);
    public void setNonBlocking();
    public long getFrameLength();
    public void close();
    public void terminate(int urgency);
}
initSystem
protected void
initSystem()
throws ModemException
isLoopback
protected boolean
isLoopback()
finalize
protected void
finalize()
FrameTransmitter
public 
FrameTransmitter(FrameTransmitterConfig conf)
throws ModemException
send
public long
send(byte[] frame)
throws IOException
send
public long
send(byte[] frame,
     long length)
throws IOException
send
public long
send(byte[] frame,
     long offset,
     long length)
throws IOException
setBlocking
public void
setBlocking(long seconds,
            long nano)
setNonBlocking
public void
setNonBlocking()
getFrameLength
public long
getFrameLength()
close
terminate
public void
terminate(int urgency)