entry/src/main/ets/pages/Index.ets

@@ -506,8 +506,7 @@ struct Index {
     // await getUDP(this.context, false)
     ObtainSignalData.init();
     CentralHeartbeat.init();
-    CentralHeartbeat.sendHeartData()
+    CentralHeartbeat.getData((data: centerCallBackMsgType) => {
-    CentralHeartbeat.getData((data:centerCallBackMsgType)=>{
       if (data.id == 32) {
         AppStorage.setOrCreate('signNum', data.body[1])
       }