diff --git a/main.cpp b/main.cpp
index 59651fe..9993245 100644
--- a/main.cpp
+++ b/main.cpp
@@ -38,7 +38,7 @@ int main(int argc, char *argv[])
 
     // 设置线程属性之栈空间大小
     boost::thread::attributes attrs;
-    attrs.set_stack_size(1024*1024);
+    attrs.set_stack_size(1024*1024*2);//2M
 
     // 初始化平台配置文件
     platform->PlatFormInit();
diff --git a/uart/SH_Uart.cpp b/uart/SH_Uart.cpp
index b9552c9..2fdba1f 100644
--- a/uart/SH_Uart.cpp
+++ b/uart/SH_Uart.cpp
@@ -64,6 +64,7 @@ int Uart::UartRecv(int fd, char srcshow,char* buffer)
 						bSendTimeStamp = false;
 						mssleep(10000);
 						m_waveTrans = true;
+						memset(mUartRecvTmpBuf,0,BUF_LENGTH);
 						GlobalConfig::EnterZigBeeWaveTransmittingFlag_G  = NO_ENTER_TRANSMITTING_STATUS;
 						GlobalConfig::EnterZigBeeWaveTransmittingCnt_G   = 0;
 						
@@ -3216,6 +3217,7 @@ void Uart::DealDataNodeFeature(const char *pData, int flag)
         break; 
     case 3:
         n = 100;
+
         break;
     }  
     dataDymZ.Amp4 = lowbit * n;