diff --git a/app/app.uvoptx b/app/app.uvoptx
index fa2d23b..d3ea4eb 100644
--- a/app/app.uvoptx
+++ b/app/app.uvoptx
@@ -134,10 +134,6 @@
         </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
-          <Key>DLGUARM</Key>
-        </SetRegEntry>
-        <SetRegEntry>
-          <Number>0</Number>
           <Key>JL2CM3</Key>
           <Name>-U150710864 -O78 -S1 -ZTIFSpeedSel10000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(2BA01477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD20000000 -FC4000 -FN2 -FF0nrf52xxx.flm -FS00 -FL0200000 -FP0($$Device:nRF52833_xxAA$Flash\nrf52xxx.flm) -FF1nrf52xxx_uicr.flm -FS110001000 -FL11000 -FP1($$Device:nRF52833_xxAA$Flash\nrf52xxx_uicr.flm)</Name>
         </SetRegEntry>
diff --git a/app/src/app_ble_service.c b/app/src/app_ble_service.c
index ef7d527..baa9ddc 100644
--- a/app/src/app_ble_service.c
+++ b/app/src/app_ble_service.c
@@ -98,9 +98,9 @@ static void prvf_try_report_sensor_drop_event(uint8_t dropstate0, uint8_t dropst
 
 static void prvf_try_report_sample_end_event() {
   ify_hrs_packet_t* reportpacket = (ify_hrs_packet_t*)m_reportbuf;
-  reportpacket->cmd                               = ify_hrs_report_sample_finish_end;
-  reportpacket->frame_index                       = 0;
-  reportpacket->frame_type                        = kifyhrs_pt_report;
+  reportpacket->cmd              = ify_hrs_report_sample_finish_end;
+  reportpacket->frame_index      = 0;
+  reportpacket->frame_type       = kifyhrs_pt_report;
 
   uint16_t sendlen = sizeof(ify_hrs_packet_t);
   zdatachannel_data_send2(m_reportbuf, sendlen);
@@ -142,6 +142,9 @@ void prvf_report_sample_data(uint32_t frameIndex, uint32_t data, uint32_t data2,
   reportpacket->data[10] = (data3 >> 16) & 0xFF;
   reportpacket->data[11] = 0;
 
+  // reportpacket->data[12] = 0xFE;
+  // reportpacket->data[13] = 0xEF;
+
   uint16_t sendlen = sizeof(heartrate_report_packet_t) + 4 * 3;
   zdatachannel_data_send2(m_reportbuf, sendlen);
   return;
diff --git a/app/src/board/board.h b/app/src/board/board.h
index 93bea1b..8a5fc51 100644
--- a/app/src/board/board.h
+++ b/app/src/board/board.h
@@ -58,7 +58,7 @@
 
 #define HEART_WAVE_SAMPLE_SERVICE_CACHE_SIZE (3 * 3 * 256)
 #define FILE_MAX_COUNT                       1
-#define SDCARD_MAX_FILE_SIZE                 (3 * 1024 * 1024 * 1024)
+#define SDCARD_MAX_FILE_SIZE                 (uint32_t)(3 * 1024 * 1024 * 1024)
 //
 #define SAMPLE_RATE      800
 #define SAMPLE_PRECISION 24
diff --git a/app/src/device_ctrl_service.c b/app/src/device_ctrl_service.c
index 552a539..e5c5dd7 100644
--- a/app/src/device_ctrl_service.c
+++ b/app/src/device_ctrl_service.c
@@ -116,6 +116,7 @@ static void prvf_change_to_standby_state() {
 static void prvf_change_to_ready_state() {
   poweron();
   DeviceCtrl_change_to_state(kdevice_state_ready);
+  BoardBeepCtrl_setEffect(kBoardBeepEffect_oneShortBeep);
 }
 static const char* dropstate(uint8_t drop0, uint8_t drop1) {
   static char state[128];
@@ -179,6 +180,8 @@ static void app_event_listener(void* p_event_data, uint16_t event_size) {  //
         event.eventType = kevent_sample_start_event;
         AppEvent_pushEvent(&event);
       }
+
+      BoardBeepCtrl_setEffect(kBoardBeepEffect_oneShortBeep);
     }
   }
   //
diff --git a/app/src/sample_data_manager_service.c b/app/src/sample_data_manager_service.c
index 3e78d05..505c0cf 100644
--- a/app/src/sample_data_manager_service.c
+++ b/app/src/sample_data_manager_service.c
@@ -136,7 +136,7 @@ int32_t SampleDataMgr_read(int32_t fd, uint8_t* data, int32_t size) {
   ZASSERT(ff_result == FR_OK);
   return read_size;
 }
-int32_t SampleDataMgr_getFileSizeByFd(int32_t fd) {
+uint32_t SampleDataMgr_getFileSizeByFd(int32_t fd) {
   ZASSERT(m_is_open);
   return f_size(&m_default_file_handler);
 }
diff --git a/app/src/sample_data_manager_service.h b/app/src/sample_data_manager_service.h
index 1781f7d..56955d0 100644
--- a/app/src/sample_data_manager_service.h
+++ b/app/src/sample_data_manager_service.h
@@ -67,7 +67,7 @@ int32_t SampleDataMgr_open(sample_data_filename_t* filename, wrflag_t flag);
 int32_t SampleDataMgr_close(int32_t fd);
 int32_t SampleDataMgr_write(int32_t fd, const uint8_t* data, int32_t size);
 int32_t SampleDataMgr_read(int32_t fd, uint8_t* data, int32_t size);
-int32_t SampleDataMgr_getFileSizeByFd(int32_t fd);
+uint32_t SampleDataMgr_getFileSizeByFd(int32_t fd);
 
 /*******************************************************************************
  *                                文件管理操作                                 *
diff --git a/ble_app_uart_c/ble_app_uart_c_pca10100_s122.uvguix.h_zha b/ble_app_uart_c/ble_app_uart_c_pca10100_s122.uvguix.h_zha
index 8ff0156..c2e9985 100644
--- a/ble_app_uart_c/ble_app_uart_c_pca10100_s122.uvguix.h_zha
+++ b/ble_app_uart_c/ble_app_uart_c_pca10100_s122.uvguix.h_zha
@@ -101,17 +101,17 @@
         <yPos>-1</yPos>
       </MaxPosition>
       <NormalPosition>
-        <Top>-243</Top>
-        <Left>-1445</Left>
-        <Right>-267</Right>
-        <Bottom>598</Bottom>
+        <Top>1295</Top>
+        <Left>-1091</Left>
+        <Right>87</Right>
+        <Bottom>2141</Bottom>
       </NormalPosition>
     </WindowPosition>
     <MDIClientArea>
       <RegID>0</RegID>
       <MDITabState>
-        <Len>515</Len>
-        <Data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ata>
+        <Len>443</Len>
+        <Data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ata>
       </MDITabState>
     </MDIClientArea>
     <ViewEx>
@@ -134,7 +134,7 @@
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
-          <Data>F4000000660000009005000006010000</Data>
+          <Data>B9FCFFFF7D050000550100001D060000</Data>
         </RectRecentFloat>
       </Window>
       <Window>
@@ -150,7 +150,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>0300000066000000ED000000FF000000</Data>
+          <Data>0300000066000000ED00000004010000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -170,7 +170,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>0300000066000000ED000000FF000000</Data>
+          <Data>0300000066000000ED00000004010000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -450,7 +450,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>0300000066000000ED000000FF000000</Data>
+          <Data>0300000066000000ED00000004010000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -470,7 +470,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>0300000066000000ED000000FF000000</Data>
+          <Data>0300000066000000ED00000004010000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -490,7 +490,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>00000000300100008A0400000F030000</Data>
+          <Data>00000000350100008A04000014030000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -530,7 +530,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>03000000330100007D070000F6020000</Data>
+          <Data>030000003801000087040000FB020000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -1150,7 +1150,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>0300000066000000ED00000046020000</Data>
+          <Data>0300000066000000ED00000004010000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -1170,7 +1170,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>03000000330100007D070000F6020000</Data>
+          <Data>030000003801000087040000FB020000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -1190,7 +1190,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>03000000330100007D070000F6020000</Data>
+          <Data>030000003801000087040000FB020000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -1250,7 +1250,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>03000000330100007D070000F6020000</Data>
+          <Data>030000003801000087040000FB020000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -1270,7 +1270,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>03000000330100007D070000F6020000</Data>
+          <Data>030000003801000087040000FB020000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -1730,7 +1730,7 @@
         <RecentRowIndex>0</RecentRowIndex>
         <RectRecentDocked>
           <Len>16</Len>
-          <Data>000000000F0300008A04000022030000</Data>
+          <Data>00000000140300008A04000027030000</Data>
         </RectRecentDocked>
         <RectRecentFloat>
           <Len>16</Len>
@@ -1799,7 +1799,7 @@
       </Window>
       <DockMan>
         <Len>3312</Len>
-        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       </DockMan>
       <ToolBar>
         <RegID>59392</RegID>
@@ -1822,7 +1822,7 @@
         <Name>Build</Name>
         <Buttons>
           <Len>1024</Len>
-          <Data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ata>
+          <Data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ata>
         </Buttons>
         <OriginalItems>
           <Len>583</Len>
@@ -3616,7 +3616,7 @@
       <Doc>
         <Name>..\sdk\components\boards\boards.c</Name>
         <ColumnNumber>14</ColumnNumber>
-        <TopLine>31</TopLine>
+        <TopLine>33</TopLine>
         <CurrentLine>40</CurrentLine>
         <Folding>1</Folding>
         <ContractedFolders></ContractedFolders>
@@ -3625,7 +3625,7 @@
       <Doc>
         <Name>..\sdk\components\boards\boards.h</Name>
         <ColumnNumber>18</ColumnNumber>
-        <TopLine>55</TopLine>
+        <TopLine>64</TopLine>
         <CurrentLine>71</CurrentLine>
         <Folding>1</Folding>
         <ContractedFolders></ContractedFolders>
diff --git a/ble_app_uart_c/main.c b/ble_app_uart_c/main.c
index 67c5516..a6b6794 100644
--- a/ble_app_uart_c/main.c
+++ b/ble_app_uart_c/main.c
@@ -221,7 +221,8 @@ static void ble_nus_chars_received_uart_print(uint8_t * p_data, uint16_t data_le
 
     NRF_LOG_DEBUG("Receiving data.");
     NRF_LOG_HEXDUMP_DEBUG(p_data, data_len);
-
+    // app_uart_put(0x5A);
+    // app_uart_put(data_len);
     for (uint32_t i = 0; i < data_len; i++)
     {
         do
@@ -234,6 +235,8 @@ static void ble_nus_chars_received_uart_print(uint8_t * p_data, uint16_t data_le
             }
         } while (ret_val == NRF_ERROR_BUSY);
     }
+    app_uart_put(0x5A);
+    app_uart_put(0xA5);
     // if (p_data[data_len-1] == '\r')
     // {
     //     while (app_uart_put('\n') == NRF_ERROR_BUSY);
@@ -690,7 +693,7 @@ int main(void)
     app_timer_create(&m_uart_send_tmr, APP_TIMER_MODE_REPEATED, uart_send_tmr_cb);
     app_timer_start(m_uart_send_tmr, APP_TIMER_TICKS(2), NULL);
 
-    app_uart_put(1);
+    // app_uart_put(1);
 
     // Start execution.
     printf("BLE UART central example started.\r\n");