diff --git a/applications/alarmer.c b/applications/alarmer.c
index a9bde00..1b4aa92 100644
--- a/applications/alarmer.c
+++ b/applications/alarmer.c
@@ -115,6 +115,7 @@ void updatelog_callback(rt_alarm_t alarm, time_t timestamp)
         rstCnt = 0;
         if (isIdle())
         {
+            LOG_W("--------------------reboot in 1 sec.--------------------");
             rt_hw_cpu_reset(); //reboot
         }
     }
diff --git a/applications/core.c b/applications/core.c
index 5e4d98a..baf00f1 100644
--- a/applications/core.c
+++ b/applications/core.c
@@ -495,7 +495,7 @@ static void upSendFile_thread_entry(void *parameter)
                     issendall=0;
 //                    break;
                 }
-                rt_thread_mdelay(3000);//发送间隔，目前服务器未处理，暂设为3s避免粘包
+                rt_thread_mdelay(5000);//发送间隔，目前服务器未处理，暂设为3s避免粘包
             }
         }
         if (issendall) {
@@ -629,7 +629,7 @@ static void chkAndSendFile_thread_entry()
                 if (isTTok)
                 {
                     isTTok=0;
-                    rt_thread_mdelay(3000);
+                    rt_thread_mdelay(15000);
                     getAndSendFile();
                     flag=1;
                     break;
diff --git a/applications/func/func.c b/applications/func/func.c
index 987c005..cc8fe02 100644
--- a/applications/func/func.c
+++ b/applications/func/func.c
@@ -1418,6 +1418,7 @@ void parseTTData(uint8_t *din, size_t len)
             if (rst)
             {
                 LOG_W("帧头不匹配");
+                parse3SData(din,len);//由于串口收数据会出现断帧的情况，这里统一改为不处理，异常数据直接透传
                 return;
             }
 
diff --git a/applications/uart_3S.c b/applications/uart_3S.c
index 89d2418..440178d 100644
--- a/applications/uart_3S.c
+++ b/applications/uart_3S.c
@@ -90,6 +90,7 @@ static void serial_thread_entry(void *parameter)
     size_t rx_length=0;//单次收到的数据长度
     static char rx_buffer[RT_SERIAL_RB_BUFSZ + 1];
     memset(rx_buffer,0,RT_SERIAL_RB_BUFSZ + 1);//清空rx_buffer
+    static uint8_t p=0;
 
     while (1)
     {
@@ -101,12 +102,28 @@ static void serial_thread_entry(void *parameter)
         if (result == RT_EOK)
         {
             /* 从串口读取数据*/
-            rx_length = rt_device_read(msg.dev, 0, rx_buffer, msg.size);
+            rx_length = rt_device_read(msg.dev, 0, rx_buffer+p, msg.size);
             if (!rx_length) {
 //                LOG_W("read from RS232 error,should be %d Bytes",msg.size);
                 continue;
             }
             LOG_I("%d Bytes received from RS232",rx_length);
+
+            //对于断帧数据的处理
+            if (rx_buffer[p+rx_length-1] != 0xed) {
+                p=p+rx_length;
+                if (p > 120*5) {//不死等
+                    rx_length = p + rx_length;
+                    p=0;
+                    parseRS232(rx_buffer, rx_length);
+                }
+                continue;
+            }
+            else {
+                rx_length = p + rx_length;
+                p=0;
+            }
+
 //            LOG_HEX("232rx:",16,rx_buffer,rx_length);//print what received.
             parseRS232(rx_buffer, rx_length);
         }