早上好，我不确定，我正在使用智能手机的锁定库，正在与PLC通讯，但是当您建立连接时，它无法连接，也不知道自从我每次以来的错误单击单选按钮，是的，如果他不连接并且无论何时不讲话，他都会这样做，有人可以帮我吗？
private TCPMasterConnection con = null;
private ModbusTCPTransaction trans = null;
private ReadCoilsRequest rcreq=null;
private ReadCoilsResponse rcres=null;
private InetAddress addr = null;
private int port = Modbus.DEFAULT_PORT;
private byte byteArray[]={(byte)192, (byte)168, (byte)0, (byte)182};
private RadioGroup radioGroup;
private Button buttonAction;
private TextView depurar;
@RequiresApi(api = Build.VERSION_CODES.M)
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_principal);
radioGroup = findViewById(R.id.radioGroup);
buttonAction = findViewById(R.id.buttonAction);
depurar = findViewById(R.id.textViewD);
checkRadioButotn();
buttonAction.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
}
});
}
public void checkRadioButotn(){
radioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int i) {
if (i == R.id.radioButtonYes ){
try {
//IP address;
addr = InetAddress.getByName("192.168.8.87");
// Open the connection
con = new TCPMasterConnection(addr);
con.setPort(502);
con.connect();
rcreq = new ReadCoilsRequest(02001, 2);
trans = new ModbusTCPTransaction(con);
trans.setRequest(rcreq);
trans.execute();
rcres = (ReadCoilsResponse) trans.getResponse();
if (con.isConnected()) {
depurar.setText("conecta");
}
} catch (Exception e) {
Log.d("MODBUS", "connection error");
depurar.setText("no conecta");
con.close();
}
} else if (i == R.id.radioButtonNo){
} else if (i == R.id.radioButtonThanks){
} else if (i == R.id.radioButtonCheers){
}
}
});
}