diff --git a/app/src/main.c b/app/src/main.c
index 708589f..67c2753 100644
--- a/app/src/main.c
+++ b/app/src/main.c
@@ -118,9 +118,14 @@ static void on_uart_data(uint8_t* data, int32_t len) {
       // TODO
       // const char* slaveName, bool autoconnected
       zble_start_scan_t* param = (zble_start_scan_t*)rx->data;
-      param->auto_connect;
-      param->auto_connect_client_name;
-      zble_master_sdk_rescan(param->auto_connect_client_name, param->auto_connect);
+      param->slaveName;
+      param->autoConnect;
+      NRF_LOG_INFO("on start scan cmd");
+      NRF_LOG_INFO("slaveName   :%s", param->slaveName);
+      NRF_LOG_INFO("autoConnect :%d", param->autoConnect);
+
+      zble_master_sdk_rescan(param->slaveName, param->autoConnect);
+
       send_success_receipt(rx, NULL, 0);
     } else if (rx->cmd == kzble_cmd_stop_scan) {
       // TODO
@@ -160,7 +165,7 @@ int main(void) {
   zappcore_init();
   board_init();
 
-  zble_master_sdk_init("AciDisp", "AciDisp00000", true, on_sdk_event_cb);
+  zble_master_sdk_init("AciDisp", NULL, false, on_sdk_event_cb);
 
   uart_initer_init(on_uart_data);
 
diff --git a/app_protocols b/app_protocols
index 052e25b..0c908a3 160000
--- a/app_protocols
+++ b/app_protocols
@@ -1 +1 @@
-Subproject commit 052e25b45d9164b75941565940ffcb9720c398cb
+Subproject commit 0c908a36e5a34c4060689ae533ceca8f137bb54e