diff --git a/APP/peripheral_main.c b/APP/peripheral_main.c
index cfae4fd..b186b71 100644
--- a/APP/peripheral_main.c
+++ b/APP/peripheral_main.c
@@ -31,6 +31,8 @@
 
 #include "bsp_valve.h"
 
+#include "bsp_bat.h"
+
 #undef LOG_ENABLE
 #define LOG_ENABLE 1
 
@@ -375,6 +377,8 @@ int main(void)
 
     DelayMs(500 * 1);
 
+    // BSP_BAT_Init();
+
     // tmos_set_event(Peripheral_TaskID, SBP_REPLY_CMD_EVT);
 #if 0
     // GPIOA_ModeCfg(GPIO_Pin_2, GPIO_ModeIN_Floating);
diff --git a/BSP/inc/bsp_bat.h b/BSP/inc/bsp_bat.h
new file mode 100644
index 0000000..bb6e063
--- /dev/null
+++ b/BSP/inc/bsp_bat.h
@@ -0,0 +1,16 @@
+#ifndef __BSP_BAT_H__
+#define __BSP_BAT_H__
+
+
+#include "CONFIG.h"
+
+void BSP_BAT_Init(void);
+
+
+
+
+
+
+
+
+#endif //!@__BSP_BAT_H__
diff --git a/BSP/src/bsp_bat.c b/BSP/src/bsp_bat.c
new file mode 100644
index 0000000..11bcbf4
--- /dev/null
+++ b/BSP/src/bsp_bat.c
@@ -0,0 +1,44 @@
+#include "bsp_bat.h"
+
+#include "bsp_uart.h"
+#include "log.h"
+
+#undef LOG_ENABLE
+#define LOG_ENABLE 1
+
+#undef LOG_TAG
+#define LOG_TAG "bat"
+
+void BSP_BAT_Init(void)
+{
+    // 低精度
+    PowerMonitor(ENABLE, LPLevel_2V1);
+    PFIC_EnableIRQ(WDOG_BAT_IRQn);
+
+    // 高精度
+    // PowerMonitor(ENABLE, HALevel_2V5);
+}
+
+__INTERRUPT
+__HIGH_CODE
+void WDOG_BAT_IRQHandler(void)
+{
+    logDebug("R8_BAT_STATUS=%x.", R8_BAT_STATUS);
+    while (R8_BAT_STATUS & RB_BAT_STAT_LOWER) // 等电压恢复
+    {
+        logDebug("BAT low..");
+    }
+    logDebug("BAT normal..");
+}
+
+__INTERRUPT
+__HIGH_CODE
+void NMI_IRQHandler(void)
+{
+    // logDebug("R8_BAT_STATUS=%x.",R8_BAT_STATUS);
+    // while(R8_BAT_STATUS&RB_BAT_STAT_LOWER) //等电压恢复
+    // {
+    // logDebug("BAT low.. ");
+    // }
+    // logDebug("BAT normal..");
+}
diff --git a/BSP/src/bsp_key.c b/BSP/src/bsp_key.c
index 3d391e7..44c0baf 100644
--- a/BSP/src/bsp_key.c
+++ b/BSP/src/bsp_key.c
@@ -124,6 +124,8 @@ void BSP_KEY_EnterLowpower(void)
     // PWR_PeriphWakeUpCfg(ENABLE, RB_SLP_GPIO_WAKE, Long_Delay);
     PWR_PeriphWakeUpCfg(ENABLE, RB_GPIO_WAKE_MODE | RB_SLP_GPIO_WAKE, Long_Delay);
 
+    PWR_PeriphWakeUpCfg(ENABLE, RB_SLP_GPIO_WAKE | RB_SLP_BAT_WAKE, Long_Delay);
+
     BSP_RequestSleep();
     #endif
 }
diff --git a/StdPeriphDriver/CH58x_pwr.c b/StdPeriphDriver/CH58x_pwr.c
index 25daa80..4df395c 100644
--- a/StdPeriphDriver/CH58x_pwr.c
+++ b/StdPeriphDriver/CH58x_pwr.c
@@ -6,7 +6,7 @@
  * Description        : source file(ch585/ch584)
  *********************************************************************************
  * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
- * Attention: This software (modified or not) and binary are used for 
+ * Attention: This software (modified or not) and binary are used for
  * microcontroller manufactured by Nanjing Qinheng Microelectronics.
  *******************************************************************************/
 
@@ -28,7 +28,7 @@ void PWR_DCDCCfg(FunctionalState s)
 
     if(s == DISABLE)
     {
-        
+
         adj &= ~RB_DCDC_CHARGE;
         plan &= ~(RB_PWR_DCDC_EN | RB_PWR_DCDC_PRE); // ��· DC/DC
         sys_safe_access_enable();
@@ -227,7 +227,7 @@ void PowerMonitor(FunctionalState s, VolM_LevelypeDef vl)
         }
         else
         {
-            
+
             cfg = vl & 0x03;
             ctrl = RB_BAT_DET_EN;
         }
@@ -374,7 +374,7 @@ void LowPower_Sleep(uint16_t rm)
     flash_sck = R8_FLASH_SCK;
 
     sys_safe_access_enable();
-    R8_BAT_DET_CTRL = 0; // �رյ�ѹ���
+    // R8_BAT_DET_CTRL = 0; // �رյ�ѹ���
     sys_safe_access_disable();
     sys_safe_access_enable();
     R8_XT32M_TUNE = x32Mpw;