说起单片机wifi控制app，单片机方机的资料还容易找，对于app资料网上可以找得到的资料不多，就是找到了，也就是个APP，单片机wifi控制app配套的单片机C语言程序及手机APP源代码一般的都无法找得到，资料不全，给使用带来很大困难。目前，单片机wifi控制app，目前最常见到的是安桌手机的app，其编程用得比较多的是JAVA语言写的,其开发环境是Eclipse，对于基英语基础不好的人来说，比较容易上手的就是易语言编程环境E4A。这里我就贴出一个Eclipse开发环境下写的wifi控制app,下面是APP界面截图：

实物照片(照片中的APP是E4A写的，单片机的代码是一样的)

布局文件：

xmlns:tools="http://schemas.android.com/tools"

xmlns:android1="http://schemas.android.com/apk/res/android"

android:layout_width="match_parent"

android:layout_height="match_parent"

tools:context=".ESP8266" >

android:id="@+id/textView1"

style="text-align:center"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_marginTop="16dp"

android:gravity="center"

android:scrollHorizontally="true"

android:text="@string/ljzt"

android:textAppearance="?android:attr/textAppearanceLarge" />

android:id="@+id/button1"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_alignParentLeft="true"

android:layout_below="@+id/textView1"

android:layout_marginLeft="16dp"

android:layout_marginTop="19dp"

android:minWidth="128dip"

android:scrollHorizontally="true"

android:text="@string/open" />

android:id="@+id/Button02"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_below="@+id/button1"

android:layout_marginLeft="16dp"

android:layout_marginTop="50dp"

android:minWidth="128dip"

android:scrollHorizontally="true"

android:text="K1开" />

android:id="@+id/Button03"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_below="@+id/button1"

android:layout_marginLeft="170dp"

android:layout_marginTop="50dp"

android:minWidth="128dip"

android:scrollHorizontally="true"

android1:text="K1关" />

android:id="@+id/Button04"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_alignLeft="@+id/Button02"

android:layout_below="@+id/Button02"

android:layout_marginTop="36dp"

android:minWidth="128dip"

android:scrollHorizontally="true"

android:text="K2开" />

android:id="@+id/Button06"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_alignLeft="@+id/Button04"

android:layout_below="@+id/Button04"

android:layout_marginTop="36dp"

android:minWidth="128dip"

android:scrollHorizontally="true"

android:text="K3开" />

android:id="@+id/Button07"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_below="@+id/Button05"

android:layout_marginLeft="170dp"

android:layout_marginTop="36dp"

android:minWidth="128dip"

android:scrollHorizontally="true"

android:text="K3关" />

android:id="@+id/Button05"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_below="@+id/Button02"

android:layout_marginLeft="170dp"

android:layout_marginTop="36dp"

android:minWidth="128dip"

android:scrollHorizontally="true"

android:text="K2关" />

android:id="@+id/Button01"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_below="@+id/textView1"

android:layout_marginLeft="170dp"

android:layout_marginTop="19dp"

android1:layout_alignParentLeft="true"

android:minWidth="128dip"

android:scrollHorizontally="true"

android:text="@string/close" />

android1:id="@+id/TextView02"

style="text-align:center"

android1:layout_width="wrap_content"

android1:layout_height="wrap_content"

android1:layout_alignParentLeft="true"

android1:layout_alignParentRight="true"

android1:layout_below="@+id/Button07"

android:layout_marginTop="35dp"

android1:gravity="center"

android1:text="@string/ggnr3"

android1:textAppearance="?android:attr/textAppearanceLarge" />

JV语言：

package com.example.esp8266_gpio;

import java.io.IOException;

import java.io.PrintStream;

import java.net.Socket;

import java.net.UnknownHostException;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.TextView;

import android.widget.Toast;

import android.os.Handler;

public class ESP8266 extends Activity

{

Handler handler = new Handler();

private final String SERVER_HOST_IP = "192.168.4.1";

private final int SERVER_HOST_PORT = 5000;

private Button button1;

private Button Button01;

private Button Button02;

private Button Button03;

private Button Button04;

private Button Button05;

private Button Button06;

private Button Button07;

private TextView textView1;

private Socket socket;

private PrintStream output;

Runnable runnable = new Runnable() {

@Override

public void run() {

try

{

socket.sendUrgentData(0xFF);

}catch(Exception ex){

closeSocket();//断开连接

}

handler.postDelayed(this, 1000);

}

};

public void toastText(String message)

{

Toast.makeText(this, message, Toast.LENGTH_LONG).show();

}

public void handleException(Exception e, String prefix)

{

e.printStackTrace();

toastText(prefix + e.toString());

}

@Override

public void onCreate(Bundle savedInstanceState)

{

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_esp8266);

initView();

button1.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

initClientSocket();

}

});

Button01.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

closeSocket();//断开连接

}

});

Button02.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

try

{

socket.sendUrgentData(0xFF);

}catch(Exception ex){

closeSocket();//断开连接

}

sendMessage("GPIO0=0;");

}

});

Button03.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

sendMessage("GPIO0=1;");

}

});

Button04.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

sendMessage("GPIO0=2;");

}

});

Button05.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

sendMessage("GPIO0=3;");

}

});

Button06.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

sendMessage("GPIO0=4;");

}

});

Button07.setOnClickListener(new Button.OnClickListener()

{

@Override

public void onClick(View v)

{

sendMessage("GPIO0=5;");

}

});

}

public void initView()

{

button1 = (Button)findViewById(R.id.button1);

Button01 = (Button)findViewById(R.id.Button01);

Button02 = (Button)findViewById(R.id.Button02);

Button03 = (Button)findViewById(R.id.Button03);

Button04 = (Button)findViewById(R.id.Button04);

Button05 = (Button)findViewById(R.id.Button05);

Button06 = (Button)findViewById(R.id.Button06);

Button07 = (Button)findViewById(R.id.Button07);

textView1=(TextView)findViewById(R.id.textView1);

Button01.setEnabled(false);

Button02.setEnabled(false);

Button03.setEnabled(false);

Button04.setEnabled(false);

Button05.setEnabled(false);

Button06.setEnabled(false);

Button07.setEnabled(false);

textView1.setText("设备未连接");

}

public void closeSocket()

{

try

{

output.close();

socket.close();

button1.setEnabled(true);

Button01.setEnabled(false);

Button02.setEnabled(false);

Button03.setEnabled(false);

Button04.setEnabled(false);

Button05.setEnabled(false);

Button06.setEnabled(false);

Button07.setEnabled(false);

textView1.setText("设备未连接");

}

catch (IOException e)

{

}

}

private void initClientSocket()

{

try

{

socket = new Socket(SERVER_HOST_IP, SERVER_HOST_PORT);

output = new PrintStream(socket.getOutputStream(), true, "utf-8");

button1.setEnabled(false);

Button01.setEnabled(true);

Button02.setEnabled(true);

Button03.setEnabled(true);

Button04.setEnabled(true);

Button05.setEnabled(true);

Button06.setEnabled(true);

Button07.setEnabled(true);

textView1.setText("连接成功");

handler.postDelayed(runnable, 1000);

}

catch (UnknownHostException e)

{

handleException(e, "unknown host exception: " + e.toString());

}

catch (IOException e)

{

toastText("连接错误！请检查是否连接硬件的wifi");

}

}

private void sendMessage(String msg)

{

output.print(msg);

}

}