public String Open_USB_Port() {
List<UsbSerialDriver> availableDrivers =
UsbSerialProber.getDefaultProber().findAllDrivers(mUsbManager);
String message = "null";
if (availableDrivers.isEmpty()) {
Log.v(TAG, "No USB Drivers connected");
return "No Drivers Detected";
}
final UsbSerialDriver driver = availableDrivers.get(0);
connection = mUsbManager.openDevice(driver.getDevice());
if (connection == null) {
Log.v(TAG, "No USB connection found");
return "No USB Available";
} else {
final List<UsbSerialPort> portList = driver.getPorts();
port = portList.get(0);
try {
port.open(connection);
port.setParameters(38400, 8, UsbSerialPort.STOPBITS_1, UsbSerialPort.PARITY_NONE);
return "USB Connected";
} catch (IOException e) {
System.out.print("Can't Connect to ELM327!");
// alertView("Connection Problem", "Can't find the ELM327");
}
}
return message;
}
