diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index f4eae2a..dbc3e42 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -31,7 +31,13 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity android:name=".activity.grade.GradeActivity" />
+        <activity android:name=".activity.grade.GradeActivity">
+            <!--            <intent-filter>-->
+            <!--                <action android:name="android.intent.action.MAIN" />-->
+
+            <!--                <category android:name="android.intent.category.LAUNCHER" />-->
+            <!--            </intent-filter>-->
+        </activity>
         <activity android:name=".activity.clasz.ClassActivity" />
         <activity android:name=".activity.list.ListActivity" />
         <activity android:name=".activity.detail.DetailActivity" />
@@ -53,6 +59,9 @@
         <activity
             android:name=".activity.perform.PerformActivity"
             android:screenOrientation="landscape" />
+        <activity
+            android:name=".activity.begin.BeginActivity"
+            android:screenOrientation="landscape" />
 
         <service
             android:name="com.loop.loopminisdk.LoopMini"
diff --git a/app/src/main/java/com/skipping/activity/begin/BeginActivity.kt b/app/src/main/java/com/skipping/activity/begin/BeginActivity.kt
new file mode 100644
index 0000000..d5d85fc
--- /dev/null
+++ b/app/src/main/java/com/skipping/activity/begin/BeginActivity.kt
@@ -0,0 +1,99 @@
+package com.skipping.activity.begin
+
+import android.app.Activity
+import android.content.Intent
+import android.os.Bundle
+import android.view.Window
+import android.view.WindowManager
+import androidx.recyclerview.widget.GridLayoutManager
+import com.libs.fragment.BaseActivity
+import com.libs.fragment.BasePresenter
+import com.libs.utils.ActivityManager
+import com.skipping.*
+import com.skipping.TIMING_NAME
+import com.skipping.activity.home.HomeActivity
+import com.skipping.activity.home.HomeGridAdaper
+import com.skipping.activity.perform.PerformActivity
+import com.skipping.activity.setting.SettingActivity
+import com.skipping.net.DetailActivityBean
+import com.skipping.utils.ScreenUtil
+import com.skipping.utils.StatusBarUtil
+import com.skipping.utils.ThreadPoolUtil
+import com.tencent.mmkv.MMKV
+import kotlinx.android.synthetic.main.activity_begin.*
+import kotlinx.android.synthetic.main.activity_home.*
+import kotlinx.android.synthetic.main.net_item.view.*
+import java.util.concurrent.Future
+import java.util.concurrent.ScheduledFuture
+
+
+/**
+ * @author Ming
+ * 3/25/22
+ *
+ */
+class BeginActivity : BaseActivity<BeginPresenter>() {
+    lateinit var adaper: BeginGridAdaper
+    lateinit var detailBean: DetailActivityBean
+    lateinit var future: ScheduledFuture<*>
+
+    companion object {
+        val ID = "id"
+        val DATA = "data"
+        fun startBegin(activity: Activity, id: String) {
+            val intent = Intent(activity, BeginActivity::class.java)
+            val bundle = Bundle()
+            bundle.putString(ID, id)
+            intent.putExtra(DATA, bundle)
+            activity.startActivity(intent)
+        }
+    }
+
+    override fun getContentViewResId(): Int? {
+        return R.layout.activity_begin
+    }
+
+    override fun initStart() {
+    }
+
+    override fun initView() {
+        initPresnter()
+    }
+
+    override fun initData() {
+        p.getActivityDetail(intent.getBundleExtra(DATA).getString(ID))
+        begin_back.setOnClickListener {
+            finish()
+        }
+        begin_start.setOnClickListener {
+            if (detailBean.activityType == TIMING) {
+                //定时计数
+                var num = detailBean.activityValue
+                future = ThreadPoolUtil.getSingleton().scheduleWithFixedDelayMain({
+                    if (num <= 0) {
+                        future.cancel(false)
+                        return@scheduleWithFixedDelayMain
+                    }
+                    num--
+                    begin_type.text = TIMING_NAME + "： " + num + " 秒"
+                }, 0, 1000)
+
+            }
+
+        }
+    }
+
+    fun activityDetailResult(bean: DetailActivityBean) {
+        detailBean = bean
+        begin_name.text = bean.activityName
+        if (detailBean.activityType == TIMING) {
+            begin_type.text = TIMING_NAME + "： " + bean.activityValue + " 秒"
+        } else {
+            begin_type.text = NUMBER_NAME + "： " + bean.activityValue + " 个"
+        }
+        beginList.layoutManager = GridLayoutManager(this, 4)
+        adaper = BeginGridAdaper(this, bean.candidates[0])
+        beginList.adapter = adaper
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/skipping/activity/begin/BeginGridAdaper.kt b/app/src/main/java/com/skipping/activity/begin/BeginGridAdaper.kt
new file mode 100644
index 0000000..8fcd75b
--- /dev/null
+++ b/app/src/main/java/com/skipping/activity/begin/BeginGridAdaper.kt
@@ -0,0 +1,61 @@
+package com.skipping.activity.begin
+
+import android.content.Context
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.RelativeLayout
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.libs.utils.LogUtil
+import com.skipping.*
+import com.skipping.net.ActivityBean
+import com.skipping.net.DetailActivityBean
+import com.skipping.utils.DateUtils
+
+/**
+ * @author Ming
+ * 3/25/22
+ *
+ */
+class BeginGridAdaper(context: Context, list: List<DetailActivityBean.CandidatesBean>) : RecyclerView.Adapter<BeginGridAdaper.Holder>() {
+    var list = list
+    var context = context
+    lateinit var onClick: (bean: DetailActivityBean.CandidatesBean) -> Unit
+
+    fun addData(list: List<DetailActivityBean.CandidatesBean>) {
+        this.list += list
+        notifyDataSetChanged()
+    }
+
+    fun setData(list: List<DetailActivityBean.CandidatesBean>) {
+        this.list = list
+        notifyDataSetChanged()
+    }
+
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BeginGridAdaper.Holder {
+        return Holder(LayoutInflater.from(context).inflate(R.layout.begin_item, parent, false))
+    }
+
+    override fun onBindViewHolder(holder: BeginGridAdaper.Holder, position: Int) {
+        holder.begin_item_name.text = list[position].name
+        holder.begin_item_id.text = list[position].studentID
+    }
+
+    override fun getItemCount(): Int {
+        return list.size
+    }
+
+    class Holder(itemView: View) : RecyclerView.ViewHolder(itemView) {
+        var begin_item_name = itemView.findViewById<TextView>(R.id.begin_item_name)
+        var begin_item_id = itemView.findViewById<TextView>(R.id.begin_item_id)
+
+    }
+
+    fun setOnItemClickListener(onClick: (bean: DetailActivityBean.CandidatesBean) -> Unit) {
+        this.onClick = onClick
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/skipping/activity/begin/BeginPresenter.kt b/app/src/main/java/com/skipping/activity/begin/BeginPresenter.kt
new file mode 100644
index 0000000..9fa3330
--- /dev/null
+++ b/app/src/main/java/com/skipping/activity/begin/BeginPresenter.kt
@@ -0,0 +1,36 @@
+package com.skipping.activity.begin
+
+import android.os.Parcel
+import android.os.Parcelable
+import com.libs.fragment.BasePresenter
+import com.libs.network.CallBack
+import com.libs.network.Concise
+import com.libs.utils.ToastUtil
+import com.skipping.ACCOUNT
+import com.skipping.BASE_URL
+import com.skipping.PASSWORD
+import com.skipping.TOKEN
+import com.skipping.activity.IView
+import com.skipping.net.*
+import com.tencent.mmkv.MMKV
+
+/**
+ * @author Ming
+ * 3/24/22
+ *
+ */
+class BeginPresenter() : BasePresenter<BeginActivity>() {
+    val mmkv = MMKV.defaultMMKV()
+    val concise: Concise<API> = object : Concise<API>(BASE_URL) {}.addHeader("Token", mmkv?.decodeString(TOKEN)).build() as Concise<API>
+
+    fun getActivityDetail(id: String) {
+        concise.request(v, concise.api.detailActivity(id), object : CallBack<BaseBean<DetailActivityBean>>{
+            override fun onSuccess(k: BaseBean<DetailActivityBean>?) {
+                v.activityDetailResult(k?.data!!)
+            }
+
+            override fun onFailed(e: Throwable?) {
+            }
+        })
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/skipping/activity/detail/DetailActivity.java b/app/src/main/java/com/skipping/activity/detail/DetailActivity.java
index bcc0ca6..82ed4ec 100644
--- a/app/src/main/java/com/skipping/activity/detail/DetailActivity.java
+++ b/app/src/main/java/com/skipping/activity/detail/DetailActivity.java
@@ -52,7 +52,7 @@ public class DetailActivity extends BaseActivity {
 
     @Override
     protected void initData() {
-        connectManager = new ConnectManager(this);
+//        connectManager = new ConnectManager(this,new ConnectManager.DeviceHandler());
         String id = (String) getIntent().getBundleExtra("id").get("id");
         recyclerview.setLayoutManager(new LinearLayoutManager(this));
         adapter = new DetailAdapter(recyclerview);
diff --git a/app/src/main/java/com/skipping/activity/home/HomeActivity.kt b/app/src/main/java/com/skipping/activity/home/HomeActivity.kt
index 9adf677..bb79afe 100644
--- a/app/src/main/java/com/skipping/activity/home/HomeActivity.kt
+++ b/app/src/main/java/com/skipping/activity/home/HomeActivity.kt
@@ -2,14 +2,12 @@ package com.skipping.activity.home
 
 import android.app.Activity
 import android.content.Intent
-import android.view.DragEvent
 import android.view.View
 import androidx.core.content.ContextCompat
 import androidx.core.view.GravityCompat
 import androidx.drawerlayout.widget.DrawerLayout
 import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.RecyclerView
-import androidx.swiperefreshlayout.widget.SwipeRefreshLayout
 import com.libs.fragment.BaseActivity
 import com.libs.utils.ActivityManager
 import com.libs.utils.LogUtil
@@ -17,6 +15,7 @@ import com.libs.utils.ToastUtil
 import com.skipping.NUMBER
 import com.skipping.R
 import com.skipping.TIMING
+import com.skipping.activity.begin.BeginActivity
 import com.skipping.activity.perform.PerformActivity
 import com.skipping.activity.setting.SettingActivity
 import com.skipping.net.ActivityBean
@@ -41,6 +40,7 @@ class HomeActivity : BaseActivity<HomePresenter>() {
     var choseCla: GradleBean? = null
     lateinit var adaper: HomeGridAdaper
     var position = 0
+    val layoutManager = GridLayoutManager(this, 3)
 
     companion object {
         fun startHome(activity: Activity) {
@@ -65,7 +65,7 @@ class HomeActivity : BaseActivity<HomePresenter>() {
         create_activity.setOnClickListener {
             drawerlayout.openDrawer(GravityCompat.START)
         }
-        p.getActivityList()
+        p.getActivityList(1)
         p.getClassList()
         choseClass.setOnClickListener {
             bubbleWindow.show(chooseIV)
@@ -89,7 +89,6 @@ class HomeActivity : BaseActivity<HomePresenter>() {
             }
         })
 
-
         ok_btn.setOnClickListener {
             if (choseCla == null) {
                 ToastUtil.longToast("请选择班级")
@@ -129,7 +128,9 @@ class HomeActivity : BaseActivity<HomePresenter>() {
             homeTitle.text = "跳绳数量"
         }
 
-        refreshLayout.setOnRefreshListener { p.getActivityList() }
+        refreshLayout.setOnRefreshListener {
+            p.getActivityList(1)
+        }
 
         recyclerview.addOnScrollListener(object : RecyclerView.OnScrollListener() {
             override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
@@ -137,6 +138,13 @@ class HomeActivity : BaseActivity<HomePresenter>() {
                 refreshLayout.setEnabled(recyclerView.getChildCount() == 0 || recyclerView.getChildAt(0).getTop() >= 0)
             }
         })
+        recyclerview.setOnScrollChangeListener(object : View.OnScrollChangeListener {
+            override fun onScrollChange(v: View?, scrollX: Int, scrollY: Int, oldScrollX: Int, oldScrollY: Int) {
+                if (layoutManager.findLastCompletelyVisibleItemPosition() >= 8 && p.loadBoolean) {
+                    p.getActivityList(p.page + 1)
+                }
+            }
+        })
     }
 
     override fun initStart() {
@@ -144,15 +152,24 @@ class HomeActivity : BaseActivity<HomePresenter>() {
     }
 
 
-    fun showList(list: List<ActivityBean>) {
-        if(refreshLayout.isRefreshing){
+    fun showList(page: Int, list: List<ActivityBean>) {
+        LogUtil.e(page, list.size)
+        if (refreshLayout.isRefreshing) {
             refreshLayout.isRefreshing = false
         }
+        if (page != 1) {
+            adaper.addData(list)
+            return
+        }
         if (!::adaper.isInitialized) {
-            recyclerview.layoutManager = GridLayoutManager(this, 3)
+            recyclerview.layoutManager = layoutManager
             adaper = HomeGridAdaper(this, list)
-            adaper.setOnItemClickListener {
-                PerformActivity.startActivity(this, it.id.toString(), DateUtils.dealDateFormat(it.createdAt))
+            adaper.setOnItemChangeClickListener {
+                LogUtil.e("111111")
+//                PerformActivity.startActivity(this, it.id.toString(), DateUtils.dealDateFormat(it.createdAt))
+            }
+            adaper.setOnItemStartClickListener {
+                BeginActivity.startBegin(this, it.id.toString())
             }
             recyclerview.adapter = adaper
         } else {
@@ -180,7 +197,7 @@ class HomeActivity : BaseActivity<HomePresenter>() {
     }
 
     fun addActivityResult() {
-        p.getActivityList()
+        p.getActivityList(1)
     }
 
 
diff --git a/app/src/main/java/com/skipping/activity/home/HomeGridAdaper.kt b/app/src/main/java/com/skipping/activity/home/HomeGridAdaper.kt
index c1af76e..6de3445 100644
--- a/app/src/main/java/com/skipping/activity/home/HomeGridAdaper.kt
+++ b/app/src/main/java/com/skipping/activity/home/HomeGridAdaper.kt
@@ -1,15 +1,15 @@
 package com.skipping.activity.home
 
 import android.content.Context
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.widget.RelativeLayout
 import android.widget.TextView
 import androidx.recyclerview.widget.RecyclerView
-import com.skipping.NUMBER_NAME
-import com.skipping.R
-import com.skipping.TIMING
-import com.skipping.TIMING_NAME
+import com.libs.utils.LogUtil
+import com.skipping.*
 import com.skipping.net.ActivityBean
 import com.skipping.utils.DateUtils
 
@@ -21,8 +21,13 @@ import com.skipping.utils.DateUtils
 class HomeGridAdaper(context: Context, list: List<ActivityBean>) : RecyclerView.Adapter<HomeGridAdaper.Holder>() {
     var list = list
     var context = context
-    lateinit var onClick: (bean: ActivityBean) -> Unit
+    lateinit var onClickChange: (bean: ActivityBean) -> Unit
+    lateinit var onClickStart: (bean: ActivityBean) -> Unit
 
+    fun addData(list: List<ActivityBean>) {
+        this.list += list
+        notifyDataSetChanged()
+    }
 
     fun setData(list: List<ActivityBean>) {
         this.list = list
@@ -40,11 +45,25 @@ class HomeGridAdaper(context: Context, list: List<ActivityBean>) : RecyclerView.
         holder.className.text = list[position].id.toString()
         if (list[position].activityType == TIMING) {
             holder.status.text = TIMING_NAME
+            holder.gridItemNum.text = list[position].value.toString() + " 秒"
         } else {
             holder.status.text = NUMBER_NAME
+            holder.gridItemNum.text = list[position].value.toString() + " 个"
         }
-        if (onClick != null) {
-            holder.itemView.setOnClickListener { onClick.invoke(list[position]) }
+        if (onClickChange != null) {
+            holder.gridItemChangeRL.setOnClickListener { onClickChange.invoke(list[position]) }
+
+        }
+        if (onClickStart != null) {
+            holder.gridItemStartRL.setOnClickListener { onClickStart.invoke(list[position]) }
+        }
+
+        if (list[position].status == UNFINISHED) {
+            holder.gridItemChange.setBackgroundResource(R.drawable.grid_chengji_change)
+            holder.gridItemChange.text = "编辑"
+        } else {
+            holder.gridItemChange.setBackgroundResource(R.drawable.grid_chengji)
+            holder.gridItemChange.text = "成绩"
         }
     }
 
@@ -57,9 +76,18 @@ class HomeGridAdaper(context: Context, list: List<ActivityBean>) : RecyclerView.
         var time = itemView.findViewById<TextView>(R.id.time)
         var className = itemView.findViewById<TextView>(R.id.className)
         var status = itemView.findViewById<TextView>(R.id.status)
+        var gridItemChange = itemView.findViewById<TextView>(R.id.gridItemChange)
+        var gridItemStart = itemView.findViewById<TextView>(R.id.gridItemStart)
+        var gridItemChangeRL = itemView.findViewById<RelativeLayout>(R.id.gridItemChangeRL)
+        var gridItemStartRL = itemView.findViewById<RelativeLayout>(R.id.gridItemStartRL)
+        var gridItemNum = itemView.findViewById<TextView>(R.id.gridItemNum)
     }
 
-    fun setOnItemClickListener(onClick: (bean: ActivityBean) -> Unit) {
-        this.onClick = onClick
+    fun setOnItemChangeClickListener(onClickChange: (bean: ActivityBean) -> Unit) {
+        this.onClickChange = onClickChange
+    }
+
+    fun setOnItemStartClickListener(onClickStart: (bean: ActivityBean) -> Unit) {
+        this.onClickStart = onClickStart
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/skipping/activity/home/HomePresenter.kt b/app/src/main/java/com/skipping/activity/home/HomePresenter.kt
index 470ff26..5ee5306 100644
--- a/app/src/main/java/com/skipping/activity/home/HomePresenter.kt
+++ b/app/src/main/java/com/skipping/activity/home/HomePresenter.kt
@@ -1,16 +1,11 @@
 package com.skipping.activity.home
 
-import android.text.Editable
 import com.libs.fragment.BasePresenter
 import com.libs.network.CallBack
 import com.libs.network.Concise
-import com.libs.utils.LogUtil
 import com.libs.utils.ToastUtil
-import com.skipping.ACCOUNT
 import com.skipping.BASE_URL
-import com.skipping.PASSWORD
 import com.skipping.TOKEN
-import com.skipping.activity.IView
 import com.skipping.net.*
 import com.tencent.mmkv.MMKV
 
@@ -22,21 +17,26 @@ import com.tencent.mmkv.MMKV
 class HomePresenter() : BasePresenter<HomeActivity>() {
     val mmkv = MMKV.defaultMMKV()
     val concise: Concise<API> = object : Concise<API>(BASE_URL) {}.addHeader("Token", mmkv?.decodeString(TOKEN)).build() as Concise<API>
+    var loadBoolean = true
+    var page = 1
 
-    fun getActivityList() {
+    fun getActivityList(page: Int) {
+        this.page = page
         val bean = ActivityReqBean()
-        bean.index = 1
-        bean.pageSize = 12
+        loadBoolean = false
+        bean.index = page
+        bean.pageSize = 15
         concise.request(v, concise.api.getActivityList(bean), object : CallBack<BaseBean<List<ActivityBean>>> {
             override fun onSuccess(k: BaseBean<List<ActivityBean>>?) {
+                loadBoolean = k?.data?.size == 15
                 if (k != null) {
-                    v.showList(k.data)
+                    v.showList(page, k.data)
                 }
             }
 
             override fun onFailed(e: Throwable?) {
+                loadBoolean = false
             }
-
         })
     }
 
diff --git a/app/src/main/java/com/skipping/fragment/pair/DeviceBean.kt b/app/src/main/java/com/skipping/fragment/pair/DeviceBean.kt
new file mode 100644
index 0000000..6e312fd
--- /dev/null
+++ b/app/src/main/java/com/skipping/fragment/pair/DeviceBean.kt
@@ -0,0 +1,11 @@
+package com.skipping.fragment.pair
+
+/**
+ * @author Ming
+ * 3/27/22
+ *
+ */
+class DeviceBean {
+    var id: Int? = null
+    var mac: String? = null
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/skipping/fragment/pair/PairFragment.kt b/app/src/main/java/com/skipping/fragment/pair/PairFragment.kt
index 90ad28d..d565acb 100644
--- a/app/src/main/java/com/skipping/fragment/pair/PairFragment.kt
+++ b/app/src/main/java/com/skipping/fragment/pair/PairFragment.kt
@@ -1,10 +1,18 @@
 package com.skipping.fragment.pair
 
 import android.os.Bundle
+import android.os.Handler
+import android.os.Message
 import android.view.View
 import androidx.core.content.ContextCompat
 import com.libs.fragment.BaseFragment
+import com.libs.utils.LogUtil
+import com.loop.loopminisdk.LoopDevice
+import com.loop.loopminisdk.LoopHost
+import com.loop.loopminisdk.LoopMessage
+import com.loop.loopminisdk.LoopMini
 import com.skipping.R
+import com.skipping.utils.ConnectManager
 import kotlinx.android.synthetic.main.fragment_pair.*
 
 /**
@@ -14,11 +22,16 @@ import kotlinx.android.synthetic.main.fragment_pair.*
  */
 class PairFragment : BaseFragment<PairPresenter>() {
     var position = 0
+    lateinit var manager: ConnectManager
+
     override fun getLayoutId(): Int {
         return R.layout.fragment_pair;
     }
 
     override fun initView(view: View?, savedInstanceState: Bundle?) {
+        pairStatus.setOnClickListener {
+            manager.pairDevice(1)
+        }
 
         pair_btn.setOnClickListener {
             if (position == 0) {
@@ -44,5 +57,16 @@ class PairFragment : BaseFragment<PairPresenter>() {
     }
 
     override fun initData() {
+        manager = ConnectManager.getSingleton(activity)
+    }
+
+    override fun onResume() {
+        super.onResume()
+        manager.resume()
+    }
+
+    override fun onPause() {
+        super.onPause()
+        manager.pause()
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/skipping/utils/ConnectManager.java b/app/src/main/java/com/skipping/utils/ConnectManager.java
index fb6aadc..74183db 100644
--- a/app/src/main/java/com/skipping/utils/ConnectManager.java
+++ b/app/src/main/java/com/skipping/utils/ConnectManager.java
@@ -37,13 +37,26 @@ public class ConnectManager {
     private LoopMini loopMax;
     private Set<LoopDevice> loopDeviceSet = new HashSet<>();
     private LoopDevice loopDevice;
-    private EditText editText;
     private LoopHost loopHost;
     private Activity activity;
-    private MyHandler mHandler;
+    private Handler mHandler;
     private int position;
     private ScheduledFuture scheduledFuture;
-    private Button btn, btn2, btn3, btn4, btn5;
+    private static volatile ConnectManager connectManager;
+
+    public static ConnectManager getSingleton(Activity activity) {
+        if (connectManager == null) {
+            synchronized (ThreadPoolUtil.class) {
+                if (connectManager == null) {
+                    connectManager = new ConnectManager(activity);
+                }
+            }
+        }
+        return connectManager;
+    }
+
+
+
     private final BroadcastReceiver mUsbReceiver = new BroadcastReceiver() {
         @Override
         public void onReceive(Context context, Intent intent) {
@@ -69,7 +82,7 @@ public class ConnectManager {
 
     public ConnectManager(Activity activity) {
         this.activity = activity;
-        mHandler = new MyHandler();
+        mHandler = new DeviceHandler();
     }
 
     private final ServiceConnection usbConnection = new ServiceConnection() {
@@ -77,6 +90,13 @@ public class ConnectManager {
         public void onServiceConnected(ComponentName arg0, IBinder arg1) {
             loopMax = ((LoopMini.UsbBinder) arg1).getService();
             loopMax.setHandler(mHandler);
+            ThreadPoolUtil.getSingleton().scheduleMain(new Runnable() {
+                @Override
+                public void run() {
+                    loopMax.getHostInfo();
+                    loopMax.openPairMode();
+                }
+            },1000);
         }
 
         @Override
@@ -156,10 +176,6 @@ public class ConnectManager {
         }, 0, 10);
     }
 
-    public interface ConnectInterface {
-        void connect(LoopDevice loopDevice);
-    }
-
 
     public void resume(){
         setFilters();
@@ -193,7 +209,7 @@ public class ConnectManager {
     }
 
 
-    private class MyHandler extends Handler {
+    public class DeviceHandler extends Handler {
         @Override
         public void handleMessage(Message msg) {
             super.handleMessage(msg);
diff --git a/app/src/main/res/drawable/grid_24right.xml b/app/src/main/res/drawable/grid_24right.xml
new file mode 100644
index 0000000..ed3d80b
--- /dev/null
+++ b/app/src/main/res/drawable/grid_24right.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:radius="24dp"/>
+    <solid android:color="@color/color_F7FFF300" />
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/grid_chengji_change.xml b/app/src/main/res/drawable/grid_chengji_change.xml
new file mode 100644
index 0000000..47f69b9
--- /dev/null
+++ b/app/src/main/res/drawable/grid_chengji_change.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners android:radius="20dp" />
+    <stroke android:width="2dp"
+        android:color="@color/color_FFE6E6E6"/>
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_begin.xml b/app/src/main/res/layout/activity_begin.xml
new file mode 100644
index 0000000..863055a
--- /dev/null
+++ b/app/src/main/res/layout/activity_begin.xml
@@ -0,0 +1,114 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/color_F6F6F6"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="130dp"
+        android:background="@color/color_2C2C2C"
+        android:gravity="center_vertical"
+        android:orientation="horizontal"
+        android:paddingLeft="40dp"
+        android:paddingRight="40dp">
+
+        <LinearLayout
+            android:id="@+id/begin_back"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:gravity="center_vertical"
+            android:orientation="horizontal"
+            android:paddingLeft="10dp"
+            android:paddingTop="20dp"
+            android:paddingRight="50dp"
+            android:paddingBottom="20dp">
+
+            <ImageView
+                android:layout_width="20dp"
+                android:layout_height="30dp"
+                android:src="@mipmap/back" />
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="10dp"
+                android:text="返回"
+                android:textColor="@color/white"
+                android:textSize="28dp" />
+        </LinearLayout>
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="40dp"
+        android:orientation="horizontal"
+        android:paddingLeft="40dp"
+        android:paddingRight="40dp">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="60dp"
+            android:textColor="@color/black"
+            android:textSize="28dp" />
+
+
+        <TextView
+            android:id="@+id/begin_name"
+            android:layout_width="320dp"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="10dp"
+            android:textColor="@color/black"
+            android:textSize="28dp" />
+
+        <TextView
+            android:id="@+id/begin_type"
+            android:layout_width="500dp"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="10dp"
+            android:textColor="@color/black"
+            android:textSize="28dp" />
+
+        <TextView
+            android:id="@+id/begin_list"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="150dp"
+            android:paddingRight="30dp"
+            android:paddingBottom="30dp"
+            android:text="第一组"
+            android:textColor="@color/black"
+            android:textSize="28dp" />
+
+
+        <RelativeLayout
+            android:id="@+id/begin_start"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:paddingLeft="10dp"
+            android:paddingRight="30dp"
+            android:paddingBottom="30dp">
+
+            <TextView
+                android:layout_width="140dp"
+                android:layout_height="48dp"
+                android:layout_marginLeft="50dp"
+                android:background="@drawable/grid_24right"
+                android:gravity="center"
+                android:text="开始"
+                android:textColor="@color/color_3d3d3d"
+                android:textSize="28dp" />
+
+        </RelativeLayout>
+    </LinearLayout>
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/beginList"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_setting.xml b/app/src/main/res/layout/activity_setting.xml
index b64182f..c24e8b4 100644
--- a/app/src/main/res/layout/activity_setting.xml
+++ b/app/src/main/res/layout/activity_setting.xml
@@ -15,6 +15,8 @@
 
         <LinearLayout
             android:id="@+id/back"
+            android:paddingRight="50dp"
+            android:paddingBottom="30dp"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginTop="40dp"
@@ -40,7 +42,7 @@
             android:id="@+id/pair"
             android:layout_width="match_parent"
             android:layout_height="150dp"
-            android:layout_marginTop="150dp"
+            android:layout_marginTop="120dp"
             android:gravity="center"
             android:text="设备配对"
             android:textColor="@color/white"
diff --git a/app/src/main/res/layout/begin_item.xml b/app/src/main/res/layout/begin_item.xml
new file mode 100644
index 0000000..400637b
--- /dev/null
+++ b/app/src/main/res/layout/begin_item.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:gravity="center">
+
+    <RelativeLayout
+        android:layout_width="360dp"
+        android:layout_height="180dp"
+        android:layout_marginTop="20dp"
+        android:layout_marginBottom="20dp"
+        android:background="@drawable/grid_item_bg"
+        android:orientation="vertical"
+        android:padding="30dp">
+
+        <TextView
+            android:id="@+id/begin_item_number"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerInParent="true"
+            android:gravity="center"
+            android:text="0"
+            android:textColor="@color/color_3d3d3d"
+            android:textSize="72dp"
+            android:textStyle="bold" />
+
+        <TextView
+            android:id="@+id/begin_item_name"
+            android:textColor="@color/color_3d3d3d"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="王一"
+            android:textSize="24dp" />
+
+        <TextView
+            android:id="@+id/begin_item_id"
+            android:textColor="@color/color_3d3d3d"
+            android:layout_alignParentBottom="true"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="15号"
+            android:textSize="24dp" />
+    </RelativeLayout>
+
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_pair.xml b/app/src/main/res/layout/fragment_pair.xml
index a5e2c81..552b2dd 100644
--- a/app/src/main/res/layout/fragment_pair.xml
+++ b/app/src/main/res/layout/fragment_pair.xml
@@ -10,7 +10,7 @@
         android:layout_width="match_parent"
         android:layout_height="180dp"
         android:orientation="vertical"
-        android:paddingLeft="90dp"
+        android:paddingLeft="70dp"
         android:paddingRight="90dp">
 
         <View
@@ -80,10 +80,12 @@
                 android:layout_height="0dp" />
 
             <TextView
+                android:id="@+id/pairStatus"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:text="主机未连接"
-                android:textColor="@color/color_50_FF0000" />
+                android:textColor="@color/color_50_FF0000"
+                android:textSize="20dp" />
         </LinearLayout>
 
         <View
@@ -101,7 +103,7 @@
         android:layout_width="wrap_content"
         android:layout_height="100dp"
         android:gravity="center_vertical"
-        android:paddingLeft="80dp"
+        android:paddingLeft="70dp"
         android:text="手柄信息"
         android:textColor="@color/color_3d3d3d"
         android:textSize="24dp" />
@@ -114,9 +116,9 @@
 
         <TextView
             android:layout_width="0dp"
-            android:paddingLeft="80dp"
             android:layout_height="wrap_content"
             android:layout_weight="1"
+            android:paddingLeft="80dp"
             android:text="编号"
             android:textColor="@color/color_3d3d3d"
             android:textSize="20dp" />
diff --git a/app/src/main/res/layout/grid_item.xml b/app/src/main/res/layout/grid_item.xml
index a52823c..7c2d569 100644
--- a/app/src/main/res/layout/grid_item.xml
+++ b/app/src/main/res/layout/grid_item.xml
@@ -33,7 +33,6 @@
                 android:textSize="28dp" />
 
 
-
             <TextView
                 android:id="@+id/time"
                 android:layout_width="match_parent"
@@ -100,8 +99,10 @@
                 android:layout_weight="1" />
 
             <TextView
+                android:id="@+id/gridItemNum"
                 android:layout_width="132dp"
                 android:layout_height="wrap_content"
+                android:gravity="center_vertical"
                 android:text="180"
                 android:textColor="@color/color_3d3d3d"
                 android:textSize="16dp" />
@@ -110,37 +111,52 @@
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginTop="20dp"
             android:gravity="center_vertical"
-            android:paddingLeft="20dp"
-            android:paddingRight="20dp">
+            android:paddingLeft="20dp">
 
             <View
                 android:layout_width="0dp"
                 android:layout_height="0dp"
                 android:layout_weight="1" />
 
-            <TextView
-                android:layout_width="100dp"
-                android:layout_height="40dp"
-                android:background="@drawable/grid_chengji"
+            <RelativeLayout
+                android:id="@+id/gridItemChangeRL"
+                android:layout_width="140dp"
+                android:layout_height="80dp"
                 android:gravity="center"
-                android:text="编辑"
-                android:textColor="@color/color_3d3d3d"
-                android:textSize="20dp" />
+                android:paddingTop="20dp"
+                android:paddingBottom="20dp">
 
-            <View
-                android:layout_width="30dp"
-                android:layout_height="0dp" />
+                <TextView
+                    android:id="@+id/gridItemChange"
+                    android:layout_width="100dp"
+                    android:layout_height="40dp"
+                    android:gravity="center"
+                    android:text="编辑"
+                    android:textColor="@color/color_3d3d3d"
+                    android:textSize="20dp" />
+            </RelativeLayout>
 
-            <TextView
-                android:layout_width="100dp"
-                android:layout_height="40dp"
-                android:background="@drawable/grid_right"
+
+            <RelativeLayout
+                android:id="@+id/gridItemStartRL"
+                android:layout_width="wrap_content"
+                android:layout_height="80dp"
                 android:gravity="center"
-                android:text="开始"
-                android:textColor="@color/color_3d3d3d"
-                android:textSize="20dp" />
+                android:paddingTop="20dp"
+                android:paddingBottom="20dp">
+
+                <TextView
+                    android:id="@+id/gridItemStart"
+                    android:layout_width="100dp"
+                    android:layout_height="40dp"
+                    android:background="@drawable/grid_right"
+                    android:gravity="center"
+                    android:text="开始"
+                    android:textColor="@color/color_3d3d3d"
+                    android:textSize="20dp" />
+            </RelativeLayout>
+
         </LinearLayout>
 
     </LinearLayout>