diff --git a/app_protocols b/app_protocols
index 7c86a5d..5f6308f 160000
--- a/app_protocols
+++ b/app_protocols
@@ -1 +1 @@
-Subproject commit 7c86a5d3b430a0a02b78355035f18ed2ec9ee24d
+Subproject commit 5f6308f9929809ffe5481b03d32488334f33c0e9
diff --git a/usrc/service/app_core.cpp b/usrc/service/app_core.cpp
index 454b53d..684a97e 100644
--- a/usrc/service/app_core.cpp
+++ b/usrc/service/app_core.cpp
@@ -81,7 +81,7 @@ void AppCore::processKeyEventFromRemoter(hand_acid_remoter_key_event_t keyEvent)
 void blelogdump(uint8_t* rx, int32_t len) {
   //
   zble_proto_packet_t* packet = (zble_proto_packet_t*)rx;
-  ZLOGI(TAG, "onEvent: index:[%d],from:%d,to:%d cmd:%d", packet->frameIndex, packet->from, packet->to, packet->cmd);
+  // ZLOGI(TAG, "onEvent: index:[%d],from:%d,to:%d cmd:%d", packet->frameIndex, packet->from, packet->to, packet->cmd);
 
   if (packet->cmd == kzble_report_connected_event) {
     zble_connected_event_t* event = (zble_connected_event_t*)packet->data;
@@ -144,7 +144,7 @@ void AppCore::appsetup() {
    ***********************************************************************************************************************/
   RCTRL->regOnReport([this](uint8_t* rx, int32_t len) {
     zble_proto_packet_t* packet = (zble_proto_packet_t*)rx;
-    ZLOGI(TAG, "[] rx event : %s", zhex2str(rx, len));
+    // ZLOGI(TAG, "[] rx event : %s", zhex2str(rx, len));
 
     blelogdump(rx, len);
     if (packet->cmd == kzble_app_report_key_event) {
@@ -154,6 +154,8 @@ void AppCore::appsetup() {
     }
   });
 
+  // AciDisp00000
+
   /***********************************************************************************************************************
    *                                                        START                                                        *
    ***********************************************************************************************************************/
@@ -161,6 +163,7 @@ void AppCore::appsetup() {
   RCTRL->startSchedule();
   RemoteControlerStateSyncService::ins()->startSync();
 
+
   // dim
   UIS->chpage(pg_login);
 }
diff --git a/usrc/service/remote_controler.cpp b/usrc/service/remote_controler.cpp
index 477078c..8e3a936 100644
--- a/usrc/service/remote_controler.cpp
+++ b/usrc/service/remote_controler.cpp
@@ -3,11 +3,11 @@
 #include "app_protocols/ble_through/ble_proto_utils.h"
 using namespace iflytop;
 
-#define UART_RX_OVERTIME 10
+#define UART_RX_OVERTIME 100
 #define TAG              "RemoteControler"
 
 #define CMD_OVERTIME 500
-#define DEBUG        1
+#define DEBUG        0
 
 static ZQueue<RemoteControlerReportPacket_t> ackQueue;
 static ZQueue<RemoteControlerReportPacket_t> eventQueue;
@@ -59,23 +59,41 @@ void RemoteControlerUpper::startSchedule() {
     while (1) {
       // static uint8_t processbuf[128];
       static RemoteControlerReportPacket_t rxpacket;
-      rxpacket.datalen = 0;
-      if (m_uart->USR_UartITRxOff != 0 && zos_haspassedms(m_uart->USR_UartITLastRxTicket) > UART_RX_OVERTIME) {
-        vPortEnterCritical();
-        if (m_uart->USR_UartITRxOff != 0 && zos_haspassedms(m_uart->USR_UartITLastRxTicket) > UART_RX_OVERTIME) {
-          memset(rxpacket.data, 0, sizeof(rxpacket.data));
-          memcpy(rxpacket.data, m_uart->USR_UartITRxBuf, m_uart->USR_UartITRxOff);
-          rxpacket.datalen        = m_uart->USR_UartITRxOff;
-          m_uart->USR_UartITRxOff = 0;
+      rxpacket.datalen                   = 0;
+      zble_proto_packet_t* rxblepacket   = (zble_proto_packet_t*)m_uart->USR_UartITRxBuf;
+      uint8_t*             rxblepacketu8 = (uint8_t*)m_uart->USR_UartITRxBuf;
+      int                  curPacketlen  = rxblepacket->packetlen;
+
+      if (m_uart->USR_UartITRxOff != 0) {
+        if ((m_uart->USR_UartITRxOff >= curPacketlen) &&  //
+            rxblepacket->h1 == 0xAA &&                    //
+            rxblepacket->h2 == 0xBB &&                    //
+            rxblepacketu8[curPacketlen - 1] == 0xCC) {
+          vPortEnterCritical();
+          // copy data
+          memcpy(rxpacket.data, rxblepacketu8, curPacketlen);
+          rxpacket.datalen = curPacketlen;
+          // move data
+          memmove(m_uart->USR_UartITRxBuf, m_uart->USR_UartITRxBuf + curPacketlen, curPacketlen);
+          m_uart->USR_UartITRxOff = m_uart->USR_UartITRxOff - curPacketlen;
+          vPortExitCritical();
+        } else {
+          if (zos_haspassedms(m_uart->USR_UartITLastRxTicket) > UART_RX_OVERTIME) {
+            // drop data
+            ZLOGI(TAG, "drop data %d %s", m_uart->USR_UartITRxOff, zhex2str(m_uart->USR_UartITRxBuf, m_uart->USR_UartITRxOff));
+
+            vPortEnterCritical();
+            m_uart->USR_UartITRxOff = 0;
+            memset(rxbuf, 0, 128);
+            vPortExitCritical();
+          }
         }
-        vPortExitCritical();
       }
-
       if (rxpacket.datalen != 0) {
         preProcessrxpacket(&rxpacket);
       }
       // ZLOGI(TAG,".");
-      osDelay(3);
+      osDelay(2);
     }
   });