版本v2.70，加入防撞代码，uwb 4G

WXK

2023-09-14 f41e89f0825b39b4b98b8a82e9e8fd5c655de55d

 Src/application/dw_app.c

@@ -1258,6 +1258,7 @@
          //  Poll();
            break;
   }
    FZNearPoll();
     userkey_state = !GET_USERKEY;
   dwt_entersleep();
}