diff --git a/APP_Framework/Framework/connection/adapter_agent.c b/APP_Framework/Framework/connection/adapter_agent.c
index 60475e84c..659ff1635 100755
--- a/APP_Framework/Framework/connection/adapter_agent.c
+++ b/APP_Framework/Framework/connection/adapter_agent.c
@@ -200,11 +200,11 @@ int EntmRecv(ATAgentType agent, char *rev_buffer, int buffer_len, int time_out)
     UserSemaphoreSetValue(agent->entm_rx_notice, 0);
 
     if (UserSemaphoreObtain(agent->entm_rx_notice, time_out)){
-        return ERROR;
+        return -ERROR;
     }
 
     if (buffer_len < agent->entm_recv_len){
-        return ERROR;
+        return -ERROR;
     }
 
     printf("EntmRecv once .\n");
diff --git a/APP_Framework/Framework/connection/zigbee/E18/e18.c b/APP_Framework/Framework/connection/zigbee/E18/e18.c
index cf8916d25..f6f59c289 100644
--- a/APP_Framework/Framework/connection/zigbee/E18/e18.c
+++ b/APP_Framework/Framework/connection/zigbee/E18/e18.c
@@ -363,7 +363,7 @@ static int E18Send(struct Adapter *adapter, const void *buf, size_t len)
     switch (adapter->info->work_mode)
     {
         case TT_MODE1:
-            PrivWrite(adapter->fd, buf, len);
+            EntmSend(adapter->agent, buf, len);
             break;
         case STT_MODE2:
             /* need to do */
@@ -390,12 +390,7 @@ static int E18Recv(struct Adapter *adapter, void *buf, size_t len)
             if(!adapter->agent){
                 PrivRead(adapter->fd, buf, len);
             } else {
-                // while(1){
-                    if(adapter->agent->temp_recv_len > 0){
-                        memcpy(buf,adapter->agent->temp_recv_buf,adapter->agent->temp_recv_len);
-                        break;
-                    }
-                // }
+               EntmRecv(adapter->agent, buf, len, 3000);/* wait timeout 3000ms*/
             }
             break;
         case STT_MODE2: