public TestSer(String port) {
try {
portId = CommPortIdentifier.getPortIdentifier(port);
serialPort = (SerialPort) portId.open("TestSer", 2000);
is = serialPort.getInputStream();
os = serialPort.getOutputStream();
/*
serialPort.addEventListener(this);
serialPort.notifyOnDataAvailable(true);
*/
serialPort.setSerialPortParams(
115200, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
serialPort.setFlowControlMode(
SerialPort.FLOWCONTROL_RTSCTS_OUT | SerialPort.FLOWCONTROL_RTSCTS_IN);
serialPort.enableReceiveTimeout(TIMEOUT);
// serialPort.enableReceiveThreshold(4);
} catch (Exception e) {
System.out.println(e.getMessage());
System.exit(-1);
}
}
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();
}
/** @param data */
@Override
protected void internalWrite(byte[] data) {
try {
if (m_out == null) {
m_PortIdPrinter =
CommPortIdentifier.getPortIdentifier(
m_sPortPrinter); // Tomamos el puerto
m_CommPortPrinter = m_PortIdPrinter.open("PORTID", 2000); // Abrimos el puerto
m_out = m_CommPortPrinter.getOutputStream(); // Tomamos el chorro de escritura
if (m_PortIdPrinter.getPortType() == CommPortIdentifier.PORT_SERIAL) {
((SerialPort) m_CommPortPrinter)
.setSerialPortParams(
9600,
SerialPort.DATABITS_8,
SerialPort.STOPBITS_1,
SerialPort.PARITY_NONE); // Configuramos el puerto
((SerialPort) m_CommPortPrinter)
.setFlowControlMode(
SerialPort
.FLOWCONTROL_RTSCTS_IN); // this line prevents the printer tmu220 to stop
// printing after +-18 lines printed
// this line prevents the printer tmu220 to stop printing after +-18 lines printed. Bug
// 8324
// But if added a regression error appears. Bug 9417, Better to keep it commented.
// ((SerialPort)m_CommPortPrinter).setFlowControlMode(SerialPort.FLOWCONTROL_RTSCTS_IN);
// Not needed to set parallel properties
// } else if (m_PortIdPrinter.getPortType() ==
// CommPortIdentifier.PORT_PARALLEL) {
// ((ParallelPort)m_CommPortPrinter).setMode(1);
}
}
m_out.write(data);
// JG 16 May 12 use multicatch
} catch (NoSuchPortException
| PortInUseException
| UnsupportedCommOperationException
| IOException e) {
System.err.println(e);
}
}
/**
* Sets the connection parameters to the setting in the parameters object. If set fails return the
* parameters object to origional settings and throw exception.
*
* @throws Exception if the configured parameters cannot be set properly on the port.
*/
public void setConnectionParameters() throws Exception {
// Save state of parameters before trying a set.
int oldBaudRate = m_SerialPort.getBaudRate();
int oldDatabits = m_SerialPort.getDataBits();
int oldStopbits = m_SerialPort.getStopBits();
int oldParity = m_SerialPort.getParity();
int oldFlowControl = m_SerialPort.getFlowControlMode();
// Set connection parameters, if set fails return parameters object
// to original state.
try {
m_SerialPort.setSerialPortParams(
m_Parameters.getBaudRate(),
m_Parameters.getDatabits(),
m_Parameters.getStopbits(),
m_Parameters.getParity());
} catch (UnsupportedCommOperationException e) {
m_Parameters.setBaudRate(oldBaudRate);
m_Parameters.setDatabits(oldDatabits);
m_Parameters.setStopbits(oldStopbits);
m_Parameters.setParity(oldParity);
final String errMsg = "Unsupported parameter";
logger.debug(
"{} failed to set up one of [baudRate, dataBits, stopBits, parity]: {}",
errMsg,
e.getMessage());
throw new Exception(errMsg);
}
// Set flow control.
try {
m_SerialPort.setFlowControlMode(
m_Parameters.getFlowControlIn() | m_Parameters.getFlowControlOut());
} catch (UnsupportedCommOperationException e) {
final String errMsg = "Unsupported flow control";
logger.debug("{}: {}", errMsg, e.getMessage());
throw new Exception(errMsg);
}
} // setConnectionParameters
