/** Opens the Serial port with the baud and port_name given */
public boolean OpenSerial(int baud, String port) {
CommPortIdentifier portId = null;
Enumeration portEnum = CommPortIdentifier.getPortIdentifiers();
while (portEnum.hasMoreElements()) {
CommPortIdentifier currPortId = (CommPortIdentifier) portEnum.nextElement();
if (currPortId.getName().equals(port)) {
portId = currPortId;
break;
}
}
if (portId == null) {
System.err.println("Can not open serial port");
return false;
}
try {
serialPort = (SerialPort) portId.open(this.getClass().getName(), 2000);
serialPort.setSerialPortParams(
baud, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
input = serialPort.getInputStream();
output = serialPort.getOutputStream();
serialPort.addEventListener(this);
serialPort.notifyOnDataAvailable(true);
Thread.sleep(1500);
} catch (Exception e) {
return false;
}
return true;
}
/*
* Open the port, wait for chip init
*/
public static int initialize(String portName) {
System.out.println("Enumerating serial ports:");
portList = CommPortIdentifier.getPortIdentifiers();
while (portList.hasMoreElements()) {
portId = (CommPortIdentifier) portList.nextElement();
if (portId.getPortType() == CommPortIdentifier.PORT_SERIAL) {
// DDT
System.out.println(portId.getName());
if (portId.getName().equals(portName)) {
System.out.println("Name match on port " + portName);
// Init the port, matches name we were given
try {
serialPort = (SerialPort) portId.open("tx-skeleton", 64);
} catch (PortInUseException e) {
e.printStackTrace();
System.out.println("Port in use!");
return (4);
}
try {
inputStream = serialPort.getInputStream();
outputStream = serialPort.getOutputStream();
} catch (IOException e) {
System.out.println("Unable to connect to I/O streams");
return (3);
}
try {
System.out.println("Initializing ADXL202 board...");
// 38400N81
serialPort.setSerialPortParams(
38400, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
// ADXL202 is powered via DTR line, so set it on
serialPort.setDTR(true);
try {
// Wait a couple of seconds for chip to initialize (blinking LED)
Thread.sleep(2000);
} catch (InterruptedException ie) {
}
} catch (UnsupportedCommOperationException e) {
System.out.println("Unable to configure serial port!");
return (1);
}
return (0);
}
}
}
return (1);
}
public void read(byte[] data) {
try {
is = port.getInputStream();
} catch (IOException e) {
System.err.println("IOException: " + e);
}
try {
is.read(data);
} catch (IOException e) {
System.err.println("IOException: " + e);
}
}
public void open()
throws NoSuchPortException, PortInUseException, IOException,
UnsupportedCommOperationException {
portId = CommPortIdentifier.getPortIdentifier(portName);
port = (SerialPort) portId.open(CLASS_NAME, 0);
in = port.getInputStream();
out = port.getOutputStream();
port.setFlowControlMode(SerialPort.FLOWCONTROL_RTSCTS_IN);
port.setFlowControlMode(SerialPort.FLOWCONTROL_RTSCTS_OUT);
printPortStatus();
port.setSerialPortParams(
19200, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
printPortStatus();
}
public void openStreams() throws IOException {
try {
serialPort = new TOSSerial(portName);
} catch (Exception e) {
throw new IOException("Could not open " + portName + ": " + e.getMessage());
}
try {
// serialPort.setFlowControlMode(SerialPort.FLOWCONTROL_NONE);
serialPort.setSerialPortParams(baudRate, 8, SerialPort.STOPBITS_1, false);
serialPort.addListener(this);
serialPort.notifyOn(SerialPortEvent.DATA_AVAILABLE, true);
} catch (Exception e) {
serialPort.close();
throw new IOException("Could not configure " + portName + ": " + e.getMessage());
}
is = serialPort.getInputStream();
os = serialPort.getOutputStream();
}
public void connection() {
try {
portId = CommPortIdentifier.getPortIdentifier("COM10");
sPort = (SerialPort) portId.open("COM10", 1000);
sPort.setSerialPortParams(9600, 8, 1, sPort.PARITY_NONE);
is = sPort.getInputStream();
os = sPort.getOutputStream();
dis = new DataInputStream(is);
dos = new DataOutputStream(os);
} catch (NoSuchPortException e) {
System.out.println("No Port\n" + e);
} catch (PortInUseException e) {
System.out.println("Port\n" + e);
} catch (UnsupportedCommOperationException e) {
System.out.println("Unsupported Problem\n" + e);
} catch (IOException e) {
System.out.println("IO Problem" + e);
} catch (Exception e) {
System.out.println("Unknown Problem" + e);
}
}
// open a serial connection to a device. We won't know it's the robot until
public int OpenPort(String portName) {
if (portOpened && portName.equals(recentPort)) return 0;
ClosePort();
Log("<font color='green'>Connecting to " + portName + "...</font>\n");
// find the port
try {
portIdentifier = CommPortIdentifier.getPortIdentifier(portName);
} catch (Exception e) {
Log("<span style='color:red'>Ports could not be identified:" + e.getMessage() + "</span>\n");
e.printStackTrace();
return 1;
}
if (portIdentifier.isCurrentlyOwned()) {
Log(
"<span style='color:red'>Error: Another program is currently using this port."
+ "</span>\n");
return 2;
}
// open the port
try {
commPort = portIdentifier.open("DrawbotGUI", 2000);
} catch (Exception e) {
Log("Port could not be opened:" + e.getMessage() + NL);
e.printStackTrace();
return 3;
}
if ((commPort instanceof SerialPort) == false) {
Log("<span style='color:red'>Only serial ports are handled by this example." + "</span>\n");
return 4;
}
// set the port parameters (like baud rate)
serialPort = (SerialPort) commPort;
try {
serialPort.setSerialPortParams(
BAUD_RATE, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
} catch (Exception e) {
Log("<span style='color:red'>Port could not be configured:" + e.getMessage() + "</span>\n");
return 5;
}
try {
in = serialPort.getInputStream();
out = serialPort.getOutputStream();
} catch (Exception e) {
Log("<span style='color:red'>Streams could not be opened:" + e.getMessage() + "</span>\n");
return 6;
}
try {
serialPort.addEventListener(this);
serialPort.notifyOnDataAvailable(true);
} catch (TooManyListenersException e) {
Log("<span style='color:red'>Streams could not be opened:" + e.getMessage() + "</span>\n");
return 7;
}
Log("<span style='green'>Opened.</span>\n");
SetRecentPort(portName);
portOpened = true;
UpdateMenuBar();
return 0;
}
