diff --git a/bsp/src/bsp_flash.c b/bsp/src/bsp_flash.c
index 325e8e6..c0cf5a2 100644
--- a/bsp/src/bsp_flash.c
+++ b/bsp/src/bsp_flash.c
@@ -144,7 +144,7 @@ int Get_IotImei (char *buf, rt_size_t len)
     if ((*(rt_uint8_t *)FLASH_IOT_IMEI_ADDR != 0xE3) && (*(rt_uint8_t *)FLASH_IOT_IMEI_ADDR != 0x39))
     {
         char imei_buf[FLASH_IOT_IMEI_LEN]={0};
-        Flash_Read(FLASH_IOT_IMEI_ADDR, imei_buf, len);
+        Flash_Read(FLASH_IOT_IMEI_ADDR, (rt_uint8_t *)&imei_buf[0], len);
         LOG_D ("read imei: %s", imei_buf);
         rt_memcpy(buf, imei_buf, len);
         return 0;
@@ -166,7 +166,7 @@ int Get_IotImsi (char *buf, rt_size_t len)
     if ((*(rt_uint8_t *)FLASH_IOT_IMSI_ADDR != 0xE3) && (*(rt_uint8_t *)FLASH_IOT_IMSI_ADDR != 0x39))
     {
         char imsi_buf[FLASH_IOT_IMSI_LEN]={0};
-        Flash_Read(FLASH_IOT_IMSI_ADDR, imsi_buf, len);
+        Flash_Read(FLASH_IOT_IMSI_ADDR, (rt_uint8_t *)imsi_buf, len);
         LOG_D ("read imsi: %s", imsi_buf);
         rt_memcpy(buf, imsi_buf, len);
 
@@ -189,7 +189,7 @@ int Get_IotIccid (char *buf, rt_size_t len)
     if ((*(rt_uint8_t *)FLASH_IOT_ICCID_ADDR != 0xE3) && (*(rt_uint8_t *)FLASH_IOT_ICCID_ADDR != 0x39))
     {
         char iccid_buf[FLASH_IOT_ICCID_LEN]={0};
-        Flash_Read(FLASH_IOT_ICCID_ADDR, iccid_buf, len);
+        Flash_Read(FLASH_IOT_ICCID_ADDR, (rt_uint8_t *)iccid_buf, len);
         LOG_D ("read iccid: %s", iccid_buf);
         rt_memcpy(buf, iccid_buf, len);
         return 0;
@@ -797,7 +797,7 @@ int BSP_Flash_Init (void)
             LOG_D ("Flash_Set_Sever_Data error!");
         }
 
-        Flash_SetProductTimeLimit (2025, 1, 15, 13, 50, 20, kFactoryTimeId);
+        Flash_SetProductTimeLimit (2025, 1, 19, 13, 50, 20, kFactoryTimeId);
         Set_ExpirationTime (MAX_EXPIRATION_DAYS);
 
         sci.hw_ver = SYS_HW_VERSION;
diff --git a/bsp/src/bsp_nt26k.c b/bsp/src/bsp_nt26k.c
index 8113797..e6afc90 100644
--- a/bsp/src/bsp_nt26k.c
+++ b/bsp/src/bsp_nt26k.c
@@ -1536,7 +1536,7 @@ static void Nt26k_Life_Thread_Entry(void *parameter)
         if (result != RT_EOK)
         {
             LOG_D("重连网络失败,等待%d s后重连\n",delay_n * 5);
-
+            
             rt_thread_mdelay(delay_n * 5000);
             delay_n++;
             if (delay_n >= 66)//大于3小时的重连都不行，则重启设备
diff --git a/bsp/src/bsp_rtc.c b/bsp/src/bsp_rtc.c
index f10d3c8..a9a2f8b 100644
--- a/bsp/src/bsp_rtc.c
+++ b/bsp/src/bsp_rtc.c
@@ -8,7 +8,7 @@
 #define LOG_LVL LOG_LVL_DBG // 该模块对应的日志输出级别。不定义时，默认：调试级别
 #include <ulog.h>
 
-#define RTC_FIRST_INIT_VALUE (0x1319)
+#define RTC_FIRST_INIT_VALUE (0x1318)
 
 TsRtcDateTime RtcDateTime;