diff --git a/app/src/main/cpp/PhoneDevice.cpp b/app/src/main/cpp/PhoneDevice.cpp
index 2848e3be..48812724 100644
--- a/app/src/main/cpp/PhoneDevice.cpp
+++ b/app/src/main/cpp/PhoneDevice.cpp
@@ -3482,17 +3482,17 @@ void CPhoneDevice::SetStaticIp(const std::string& iface, const std::string& ip,
 
 int CPhoneDevice::GetIceData(IDevice::ICE_INFO *iceInfo, IDevice::ICE_TAIL *iceTail, SENSOR_PARAM *sensorParam)
 {
-    m_tempData.instantaneous_windspeed = 0;
-    m_tempData.air_temperature = 0;
-    m_tempData.instantaneous_winddirection = 0;
-    m_tempData.humidity = 0;
+    m_tempData.instantaneous_windspeed = 0xff;
+    m_tempData.air_temperature = 0xff;
+    m_tempData.instantaneous_winddirection = 0xff;
+    m_tempData.humidity = 0xff;
 
     Collect_sensor_data();		//15s
     Data_DEF airt;
     //++等值覆冰厚度, 综合悬挂载荷, 不均衡张力差 置0
-    iceInfo->equal_icethickness = 0;
-    iceInfo->tension = 0;
-    iceInfo->tension_difference = 0;
+    iceInfo->equal_icethickness = 0xff;
+    iceInfo->tension = 0xff;
+    iceInfo->tension_difference = 0xff;
 
     int pullno = 0;
     int angleno = 0;
@@ -3503,15 +3503,21 @@ int CPhoneDevice::GetIceData(IDevice::ICE_INFO *iceInfo, IDevice::ICE_TAIL *iceT
             GetPullValue(num, &airt);
             if(airt.AiState == 2)
                 iceInfo->t_sensor_data[pullno].original_tension = airt.EuValue;
+            else
+                iceInfo->t_sensor_data[pullno].original_tension = 0xff;
             pullno++;
         } else if(sensorParam[num].SensorsType == SLANT_PROTOCOL)
         {
             GetAngleValue(num, &airt, 0);
             if(airt.AiState == 2)
                 iceInfo->t_sensor_data[angleno].deflection_angle = airt.EuValue;
+            else
+                iceInfo->t_sensor_data[angleno].deflection_angle = 0xff;
             GetAngleValue(num, &airt, 1);
             if(airt.AiState == 2)
                 iceInfo->t_sensor_data[angleno].windage_yaw_angle = airt.EuValue;
+            else
+                iceInfo->t_sensor_data[angleno].windage_yaw_angle =0xff;
             angleno++;
         }
     }
@@ -3526,7 +3532,7 @@ int CPhoneDevice::GetIceData(IDevice::ICE_INFO *iceInfo, IDevice::ICE_TAIL *iceT
         } else
         {
             iceTail->instantaneous_windspeed = m_tempData.instantaneous_windspeed;
-            m_tempData.instantaneous_windspeed = 0;
+            m_tempData.instantaneous_windspeed = 0xff;
         }
         GetWindDirectionData(&airt);
         if(airt.AiState == 2)
@@ -3536,7 +3542,7 @@ int CPhoneDevice::GetIceData(IDevice::ICE_INFO *iceInfo, IDevice::ICE_TAIL *iceT
         } else
         {
             iceTail->instantaneous_winddirection = m_tempData.instantaneous_winddirection;
-            m_tempData.instantaneous_winddirection = 0;
+            m_tempData.instantaneous_winddirection = 0xff;
         }
         GetAirTempData(&airt);
         if(airt.AiState == 2) {
@@ -3545,7 +3551,7 @@ int CPhoneDevice::GetIceData(IDevice::ICE_INFO *iceInfo, IDevice::ICE_TAIL *iceT
         } else
         {
             iceTail->air_temperature = m_tempData.air_temperature;
-            m_tempData.air_temperature = 0;
+            m_tempData.air_temperature = 0xff;
         }
         GetHumidityData(&airt);
         if(airt.AiState == 2)
@@ -3555,7 +3561,7 @@ int CPhoneDevice::GetIceData(IDevice::ICE_INFO *iceInfo, IDevice::ICE_TAIL *iceT
         } else
         {
             iceTail->humidity = m_tempData.humidity;
-            m_tempData.humidity = 0;
+            m_tempData.humidity = 0xff;
         }
 
     }
@@ -3565,10 +3571,10 @@ int CPhoneDevice::GetIceData(IDevice::ICE_INFO *iceInfo, IDevice::ICE_TAIL *iceT
 
 int CPhoneDevice::GetWData(IDevice::WEATHER_INFO *weatherInfo)
 {
-    m_tempData.instantaneous_windspeed = 0;
-    m_tempData.air_temperature = 0;
-    m_tempData.instantaneous_winddirection = 0;
-    m_tempData.humidity = 0;
+    m_tempData.instantaneous_windspeed = 0xff;
+    m_tempData.air_temperature = 0xff;
+    m_tempData.instantaneous_winddirection = 0xff;
+    m_tempData.humidity = 0xff;
 
     Collect_sensor_data();		//15s
 
@@ -3587,7 +3593,7 @@ int CPhoneDevice::GetWData(IDevice::WEATHER_INFO *weatherInfo)
             weatherInfo->avg_windspeed_10min = m_tempData.instantaneous_windspeed;
             weatherInfo->extreme_windspeed = m_tempData.instantaneous_windspeed;
             weatherInfo->standard_windspeed = m_tempData.instantaneous_windspeed;
-            m_tempData.instantaneous_windspeed = 0;
+            m_tempData.instantaneous_windspeed = 0xff;
         }
         GetWeatherData(&airt, 3);
         if(airt.AiState == 2)
@@ -3597,7 +3603,7 @@ int CPhoneDevice::GetWData(IDevice::WEATHER_INFO *weatherInfo)
         } else
         {
             weatherInfo->avg_winddirection_10min = m_tempData.instantaneous_winddirection;
-            m_tempData.instantaneous_winddirection = 0;
+            m_tempData.instantaneous_winddirection = 0xff;
         }
         GetWeatherData(&airt, 0);
         if(airt.AiState == 2)
@@ -3607,7 +3613,7 @@ int CPhoneDevice::GetWData(IDevice::WEATHER_INFO *weatherInfo)
         } else
         {
             weatherInfo->air_temperature = m_tempData.air_temperature;
-            m_tempData.air_temperature = 0;
+            m_tempData.air_temperature = 0xff;
         }
         GetWeatherData(&airt, 1);
         if(airt.AiState == 2)
@@ -3617,7 +3623,7 @@ int CPhoneDevice::GetWData(IDevice::WEATHER_INFO *weatherInfo)
         } else
         {
             weatherInfo->humidity = m_tempData.humidity;
-            m_tempData.humidity = 0;
+            m_tempData.humidity = 0xff;
         }
         GetWeatherData(&airt, 4);
         if(airt.AiState == 2)