diff --git a/db/gateway.db b/db/gateway.db
index 4a556c4..2e276bc 100644
Binary files a/db/gateway.db and b/db/gateway.db differ
diff --git a/loadconfig.go b/loadconfig.go
index f02aac3..19bd69f 100644
--- a/loadconfig.go
+++ b/loadconfig.go
@@ -25,6 +25,7 @@ type Conf struct {
 	WEBSOCKETURL     []string                `json:"websocketurl"`
 	POST_TO_SERVER   string                  `json:"post_to_server"`
 	DEBUG            bool                    `json:"debug"`
+	OPENSERIAL            bool                    `json:"openserial"`
 }
 
 type Gateway_info struct {
diff --git a/main.go b/main.go
index ab35fa6..3d74da7 100644
--- a/main.go
+++ b/main.go
@@ -26,7 +26,7 @@ func main() {
         log.Printf("listen fail, err: %v\n", err)
         return
     }
- 
+
     for {
         conn, err := listener.Accept()
         if err != nil {
@@ -34,7 +34,7 @@ func main() {
             continue
         }
  //       go process(conn)
-	go handleConn(conn)   
+	go handleConn(conn)
  }
 
 //	select {}
diff --git a/serial_init.go b/serial_init.go
index 06a7fbf..3180bb6 100644
--- a/serial_init.go
+++ b/serial_init.go
@@ -21,25 +21,30 @@ func serial_run() {
 		port_arr = append(port_arr, ports_arr[i])
 	}
 	// 解析串口配置
-	for _, i := range port_arr {
-		var PARITY serial.Parity
-		switch conf.SERIALPORTS_LIST[i].PARITY {
-		case "N":
-			PARITY = 'N'
-		case "E":
-			PARITY = 'E'
+	if conf.OPENSERIAL{
+		for _, i := range port_arr {
+			var PARITY serial.Parity
+			switch conf.SERIALPORTS_LIST[i].PARITY {
+			case "N":
+				PARITY = 'N'
+			case "E":
+				PARITY = 'E'
+			}
+			// 打开串口
+			SERIAL_PORT[i], err = serial.OpenPort(&serial.Config{
+				Name:        conf.SERIALPORTS_LIST[i].COM,
+				Baud:        conf.SERIALPORTS_LIST[i].BAUDS,
+				Parity:      PARITY,
+				ReadTimeout: time.Millisecond * time.Duration(conf.SERIALPORTS_LIST[i].READTIMEOUT),
+
+				// ReadTimeout: time.Second * time.Duration(conf.SERIALPORTS_LIST[i].READTIMEOUT),
+
+			})
+			check(err)
+			defer SERIAL_PORT[i].Close()
 		}
-		// 打开串口
-		SERIAL_PORT[i], err = serial.OpenPort(&serial.Config{
-			Name:        conf.SERIALPORTS_LIST[i].COM,
-			Baud:        conf.SERIALPORTS_LIST[i].BAUDS,
-			Parity:      PARITY,
-			ReadTimeout: time.Millisecond * time.Duration(conf.SERIALPORTS_LIST[i].READTIMEOUT),
-			// ReadTimeout: time.Second * time.Duration(conf.SERIALPORTS_LIST[i].READTIMEOUT),
-		})
-		check(err)
-		defer SERIAL_PORT[i].Close()
 	}
+
 	if conf.DEBUG {
 		log.Println(SERIAL_PORT)
 	}
diff --git a/worker.go b/worker.go
index 615ef62..2310745 100644
--- a/worker.go
+++ b/worker.go
@@ -35,7 +35,7 @@ func yunhorn_ys_l_v1(data_buf []byte){
           log.Println(device)
       }
   
-      send_data(1005, device)
+   //   send_data(1005, device)
 
 }