diff --git a/code/lib/source/sifar/code/source/common/sf_common.c b/code/lib/source/sifar/code/source/common/sf_common.c
index 0f003849a..7d461810e 100644
--- a/code/lib/source/sifar/code/source/common/sf_common.c
+++ b/code/lib/source/sifar/code/source/common/sf_common.c
@@ -1586,6 +1586,7 @@ static const SF_CHAR* sf_process_message_getstatusstring(SF_MESSAGE_TYPE_E enTyp
 }
 static SINT32 sf_cardv_proccess_cmd_mcu(SF_MESSAGE_BUF_S *pMessageBuf)
 {
+    static UINT8 wifistart = 0;
     //printf("[%s:%d] ID = %#x\n", __FUNCTION__, __LINE__,pMessageBuf->arg1);
     //SF_MESSAGE_BUF_S stMessageBuf = {0};
     MLOGI("ID = %#x\n",pMessageBuf->arg1);
@@ -1599,10 +1600,10 @@ static SINT32 sf_cardv_proccess_cmd_mcu(SF_MESSAGE_BUF_S *pMessageBuf)
             sf_set_mcu_sub_ver(pMessageBuf->arg2);
             sf_set_mcu_ver(pMessageBuf->arg3);
 
-            if(sf_get_mode_flag())
+            if((sf_get_mode_flag()) && (0 == wifistart))
             {
+                wifistart = 1;
                 GOIO_Turn_Onoff_IRCUT(1);
-
                 /*wifi init*/
                 //stMessageBuf.arg1 = SF_WIFI_CMD_START;
                 //stMessageBuf.cmdId = CMD_WIFI;