diff --git a/APP_Framework/Framework/connection/adapter.c b/APP_Framework/Framework/connection/adapter.c
index 6d3d8f227..96d93c828 100644
--- a/APP_Framework/Framework/connection/adapter.c
+++ b/APP_Framework/Framework/connection/adapter.c
@@ -22,7 +22,7 @@
 
 static DoublelistType adapter_list;
 
-static int adapter_list_lock;
+static pthread_mutex_t adapter_list_lock;
 
 /**
  * @description: Init adapter framework
@@ -481,6 +481,7 @@ int AdapterDeviceDisconnect(struct Adapter *adapter, unsigned char *priv_net_gro
  */
 int AdapterDeviceSetUp(struct Adapter *adapter)
 {
+    
     if (!adapter)
         return -1;
 
@@ -488,10 +489,10 @@ int AdapterDeviceSetUp(struct Adapter *adapter)
 
     struct IpProtocolDone *ip_done = NULL;
     struct PrivProtocolDone *priv_done = NULL;
-
     switch (adapter->net_protocol)
     {
     case PRIVATE_PROTOCOL:
+        
         priv_done = (struct PrivProtocolDone *)adapter->done;
         if (NULL == priv_done->setup)
             return 0;
@@ -515,6 +516,7 @@ int AdapterDeviceSetUp(struct Adapter *adapter)
             return 0;
         
         result = ip_done->setup(adapter);
+        
         if (0 == result) {
             printf("Device %s setup success.\n", adapter->name);
             adapter->adapter_status = INSTALL;
diff --git a/APP_Framework/Framework/connection/adapter_agent.c b/APP_Framework/Framework/connection/adapter_agent.c
index 8d75767ee..bd86c43ee 100755
--- a/APP_Framework/Framework/connection/adapter_agent.c
+++ b/APP_Framework/Framework/connection/adapter_agent.c
@@ -29,6 +29,10 @@
 #ifdef ADD_XIZI_FETURES
 # include <user_api.h>
 #endif
+#ifdef ADD_RTTHREAD_FETURES
+#include <rtthread.h>
+#endif
+
 
 #define AT_CMD_MAX_LEN 128
 #define AT_AGENT_MAX 2
@@ -139,7 +143,7 @@ int ATOrderSend(ATAgentType agent, uint32 timeout_s, ATReplyType reply, const ch
 
     PrivMutexObtain(&agent->lock); 
     agent->receive_mode = AT_MODE;
-
+    
     memset(agent->maintain_buffer, 0x00, agent->maintain_max);
     agent->maintain_len = 0;
 
@@ -298,7 +302,7 @@ int EntmRecv(ATAgentType agent, char *rev_buffer, int buffer_len, int timeout_s)
     // PrivTaskDelay(1000);
     if (PrivSemaphoreObtainWait(&agent->entm_rx_notice, &abstime)) {
         printf("wait sem[%d] timeout\n",agent->entm_rx_notice);
-        return -ERROR;
+        return -1;
     }
     PrivMutexObtain(&agent->lock); 
 
@@ -382,7 +386,7 @@ static int GetCompleteATReply(ATAgentType agent)
                     memset(agent->maintain_buffer, 0x00, agent->maintain_max);
                     agent->maintain_len = 0;
                     PrivMutexAbandon(&agent->lock);
-                    return -ERROR;
+                    return -1;
                 }
                
                 printf("GetCompleteATReply done\n");
@@ -424,20 +428,20 @@ int DeleteATAgent(ATAgentType agent)
         PrivClose(agent->fd);
     }
 
-    if (agent->lock) {
-        printf("delete agent lock = %d\n",agent->lock);
-        PrivMutexDelete(&agent->lock);
-    }
+    // if (agent->lock) {
+    //     printf("delete agent lock = %d\n",agent->lock);
+    //     PrivMutexDelete(&agent->lock);
+    // }
 
     if (agent->entm_rx_notice) {
         printf("delete agent entm_rx_notice = %d\n",agent->entm_rx_notice);
         PrivSemaphoreDelete(&agent->entm_rx_notice);
     }
 
-    if (agent->rsp_sem) {
-        printf("delete agent rsp_sem = %d\n",agent->rsp_sem);
-        PrivSemaphoreDelete(&agent->rsp_sem);
-    }
+    // if (agent->rsp_sem) {
+    //     printf("delete agent rsp_sem = %d\n",agent->rsp_sem);
+    //     PrivSemaphoreDelete(&agent->rsp_sem);
+    // }
 
     if (agent->maintain_buffer) {
         PrivFree(agent->maintain_buffer);
diff --git a/APP_Framework/Framework/connection/at_agent.h b/APP_Framework/Framework/connection/at_agent.h
index 3267698cf..b6641cff4 100755
--- a/APP_Framework/Framework/connection/at_agent.h
+++ b/APP_Framework/Framework/connection/at_agent.h
@@ -42,7 +42,6 @@ struct ATReply
     uint32 reply_len;
 };
 typedef struct ATReply *ATReplyType;
-
 struct ATAgent
 {
     char agent_name[64];
@@ -53,14 +52,14 @@ struct ATAgent
     uint32 maintain_len;
     uint32 maintain_max;
     
-    int lock;
+    pthread_mutex_t lock;
 
     ATReplyType reply;
     char reply_lr_end;
     char reply_end_last_char;
     char reply_end_char;
     uint32 reply_char_num;
-    int rsp_sem;
+    sem_t rsp_sem;
 
     pthread_t at_handler;