Merge branch 'master' of gitee.com:sh_13808852820/program

src/utils/bluetooth.js

@@ -443,8 +443,10 @@ export default {
       if (hexStr.toUpperCase().indexOf("AADD0A") != -1) {
         //没连接上教具
         if (hexStr.toUpperCase().indexOf("AADD0A0000") != -1) {
-          $this.change_toy_connect_status(3);
-          return false;
+          if(is_new){
+            $this.change_toy_connect_status(3);
+            return false;
+          }
         }
         let $mHexStrIndex = hexStr.toUpperCase().indexOf("AADD0A");
         let $hex_index = hexStr.substr($mHexStrIndex + 28, 2)