Google Android - это несложно

Код: Выделить всё

package com.example.bluetoothterminal;

import java.io.IOException;
import java.lang.reflect.Method;
import java.util.UUID;

import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothSocket;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;



public class MainActivity extends Activity implements OnClickListener {

	public BluetoothAdapter btAdapter;
	public TextView out;
	public EditText MAC_adress;
	public Button btn_Connect;
	private BluetoothSocket btSocket;
	private Object Method;
	private static final int REQUEST_ENABLE_BT = 1;
	private static String MacAdress = "20:11:02:47:01:60";
	private static final UUID MY_UUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");
	
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        out = (TextView) findViewById(R.id.textView1);
        MAC_adress = (EditText) findViewById(R.id.MAC);
        btn_Connect = (Button) findViewById(R.id.button3);
        
        
        btAdapter = BluetoothAdapter.getDefaultAdapter();
        if (btAdapter != null) {
        	if (btAdapter.isEnabled()) {
        	out.setText("Bluetooth включен!");
        	}else{
        		Intent enebleBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
        		startActivityForResult(enebleBtIntent, REQUEST_ENABLE_BT);
        		out.setText("Bluetooth включен");
        	}
        		
        }else
        {
        	out.setText("Bluetooth не найден");
        }
        
        
        
        btn_Connect.setOnClickListener(this);
    }
    
    @Override
    public void onClick(View v) {
         	try {
         	BluetoothDevice device = btAdapter.getRemoteDevice(MAC_adress.getText().toString());
            out.setText("Получили Device ="+device.getName());
			btSocket = device.createRfcommSocketToServiceRecord(MY_UUID);
			btAdapter.cancelDiscovery();
			//Toast.makeText(getApplicationContext(), "CancelDiscovery", Toast.LENGTH_LONG).show();
			btSocket.connect();
			Toast.makeText(getApplicationContext(), "CONNECTED", Toast.LENGTH_LONG).show();
		}catch (IOException e) {
            Log.d("BLUETOOTH", e.getMessage());
		}
    	
     }



    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();
        if (id == R.id.action_settings) {
            return true;
        }
        return super.onOptionsItemSelected(item);
    }
}

Код: Выделить всё

private static final UUID MY_UUID = UUID.fromString("00001101-0000-1000-8000-00805F9B34FB");