SerialService.java 文件源码

public synchronized void setBaudRate(int baudRate) throws IOException {

        NDC.push("setBaudRate(" + baudRate + ")");

        try {
            if(!isPortOpen())
                throw new IOException(null, new IllegalStateException("Port Not Open"));

            try {
                // set baud rate
                serialPort.setSerialPortParams(baudRate,
                        SerialPort.DATABITS_8,
                        SerialPort.STOPBITS_1,
                        SerialPort.PARITY_NONE);

                logger.debug("Set baudRate=" + baudRate);

            } catch(UnsupportedCommOperationException ex) {
                throw new IOException("Failed to set baud rate: ", ex);
            }
        } finally {
            NDC.pop();
        }
    }