diff --git a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
index 4d2f29a2..68723511 100644
--- a/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
+++ b/app/src/main/java/com/xypower/mpapp/MicroPhotoService.java
@@ -460,6 +460,9 @@ public class MicroPhotoService extends Service {
 
         private void ProcessReceivedAction(final Context context, final Intent intent) {
             String action = intent.getAction();
+            infoLog("MpApp验证电压读取的问题开始");
+            int gpioInt = getGpioInt(117);
+            infoLog("MpApp验证电压读取的问题结束:" + gpioInt);
             if (TextUtils.equals(ACTION_HEARTBEAT, action)) {
                 long ts = System.currentTimeMillis();
                 long expectedHbTime = intent.getLongExtra("HeartbeatTime", ts);
diff --git a/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java b/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java
index 047c64ce..9055b25d 100644
--- a/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java
+++ b/mpmaster/src/main/java/com/xypower/mpmaster/MpMasterService.java
@@ -233,6 +233,8 @@ public class MpMasterService extends Service {
         mPreviousMpHbTime = System.currentTimeMillis();
         mTimeToStartMpApp = mPreviousMpHbTime;
 
+        buildChargingBatteryVoltage(System.currentTimeMillis());
+
         logger.info("MpMaster started version=" + mMpMasterVersion);
 
         mHander = new Handler();
@@ -333,7 +335,9 @@ public class MpMasterService extends Service {
             } catch (Exception ex) {
             }
         }
-
+        if (batterySingleThread != null) {
+            batterySingleThread.shutdown();
+        }
         super.onDestroy();
     }
 
@@ -665,6 +669,8 @@ public class MpMasterService extends Service {
                 mService.mPreviousHeartbeatTime = 0;
                 mService.registerHeartbeatTimer();
 
+                mService.buildChargingBatteryVoltage(System.currentTimeMillis());
+
                 if (!keepAlive) {
                     mService.startMaster(false);
                 }
@@ -1083,6 +1089,44 @@ public class MpMasterService extends Service {
         return signalLevel;
     }
 
+    public static String getBatteryVoltage() {
+        int val = 0;
+        for (int idx = 0; idx < 3; idx++) {
+            val = MpMasterService.getInt(117);
+            if (val > 0) {
+                return Integer.toString(val / 1000) + "." + Integer.toString((val % 1000) / 100);
+            }
+        }
+
+        return "";
+    }
+
+    private void buildChargingBatteryVoltage(long ts) {
+        batterySingleThread = SingletonThread.getInstance();
+        batterySingleThread.execute(new Runnable() {
+            @Override
+            public void run() {
+                logger.info("电压线程开始");
+                int val = 0;
+                for (int idx = 0; idx < 3; idx++) {
+                    logger.info("电压测试第" + idx + "次开始读取");
+                    val = MpMasterService.getInt(112);
+                    logger.info("电压测试第" + idx + "次读取结束 " + val);
+                    if (val > 0) {
+                        break;
+                    }
+                }
+                if (val > 0) {
+                    if (val > mMaxBCV) {
+                        mMaxBCV = val;
+                        mMaxBCVTime = ts;
+                    }
+                }
+            }
+        });
+
+    }
+
     public String getAndResetMaxBCV() {
         String val = Integer.toString(mMaxBCV / 1000) + "." + Integer.toString((mMaxBCV % 1000) / 100)
                 + "/" + Long.toString(mMaxBCVTime / 1000);
@@ -1093,6 +1137,18 @@ public class MpMasterService extends Service {
         return val;
     }
 
+    public static String getChargingBatteryVoltage() {
+        int val = 0;
+        for (int idx = 0; idx < 3; idx++) {
+            val = MpMasterService.getInt(112);
+            if (val > 0) {
+                return Integer.toString(val / 1000) + "." + Integer.toString((val % 1000) / 100);
+            }
+        }
+
+        return "";
+    }
+
     public void downloadAndInstall(final String url) {
 
         final Context context = getApplicationContext();
@@ -1488,8 +1544,6 @@ public class MpMasterService extends Service {
 
     public native static int[] getStats(long ts);
 
-    public native static long[] getBatteryInfo();
-
     public native static String getSystemProperty(String key);
 
     public native static void rebootDevice();