diff --git a/BLE/DLD110S_Peripheral_28K/APP/dbn_ble_srv.c b/BLE/DLD110S_Peripheral_28K/APP/dbn_ble_srv.c
index f134859..40f74c7 100644
--- a/BLE/DLD110S_Peripheral_28K/APP/dbn_ble_srv.c
+++ b/BLE/DLD110S_Peripheral_28K/APP/dbn_ble_srv.c
@@ -516,6 +516,7 @@ void  usart_packet_processing_acs_loop(uint8_t flag)
 
     g_tmp_report_buf.buf[i++] = (uint8_t)g_loop_acs_info.variation;
     g_tmp_report_buf.buf[i++] = (g_loop_acs_info.variation >> 8) % 0x100;
+    g_tmp_report_buf.buf[i++] = (g_loop_acs_info.variation >> 16) % 0x100;
 
 
     g_tmp_report_buf.len = i;
diff --git a/BLE/DLD110S_Peripheral_28K/APP/include/storage.h b/BLE/DLD110S_Peripheral_28K/APP/include/storage.h
index dd8e8f4..03c8b43 100644
--- a/BLE/DLD110S_Peripheral_28K/APP/include/storage.h
+++ b/BLE/DLD110S_Peripheral_28K/APP/include/storage.h
@@ -163,7 +163,7 @@ typedef struct _LOOP_ACS_INFO
     uint8_t flag_change;
     uint32_t frequent;
     uint32_t loop_capvd;
-    int16_t variation;
+    int32_t variation;
     uint32_t event_counter;
     uint32_t report_counter;
 } Loop_ACS_Info;
diff --git a/BLE/DLD110S_Peripheral_28K/APP/peripheral_main.c b/BLE/DLD110S_Peripheral_28K/APP/peripheral_main.c
index 400fdcb..15f492f 100644
--- a/BLE/DLD110S_Peripheral_28K/APP/peripheral_main.c
+++ b/BLE/DLD110S_Peripheral_28K/APP/peripheral_main.c
@@ -581,9 +581,7 @@ void vd1_task(void){
     if (g_loop_acs_info.flag_change == 0) {
         int32_t _var = (int32_t)loop1_Origin - (int32_t)loop1_CAPVD;
         g_loop_acs_info.loop_capvd = loop1_CAPVD;
-        if (_var > 32767) _var = 32767;
-        if (_var < -32768) _var = -32768;
-        g_loop_acs_info.variation = (int16_t)_var;
+        g_loop_acs_info.variation = _var;
         if (g_flag_bt_state && (_var > VARIATION_EVENT_TH || _var < -VARIATION_EVENT_TH)) {
             g_loop_acs_info.flag_event = 1;
         }