diff --git a/APP/peripheral_main.c b/APP/peripheral_main.c
index fbdde96..aebf32e 100644
--- a/APP/peripheral_main.c
+++ b/APP/peripheral_main.c
@@ -259,7 +259,22 @@ int main(void)
     // 改成 4000000 波特率了
     BSP_UART1_Init(4000000);
 #endif
-    DelayMs(1000 * 2);
+
+    CH58x_BLEInit();
+    HAL_Init();
+    GAPRole_PeripheralInit();
+    Peripheral_Init();
+
+    for (uint8_t i = 0; i < 10; i++)
+    {
+        if (TMOS_GetSystemClock() > 0)
+        {
+            logDebug("i = %d ms", i * 100);
+            logDebug("TMOS_GetSystemClock = %d", TMOS_GetSystemClock());
+            break;
+        }
+        DelayMs(100);
+    }
 
     ShowRestartReason();
 
@@ -276,11 +291,6 @@ int main(void)
     logDebug("MacAddr: %02X:%02X:%02X:%02X:%02X:%02X", MacAddr[5], MacAddr[4]
         , MacAddr[3], MacAddr[2], MacAddr[1], MacAddr[0]);
 
-    CH58x_BLEInit();
-    HAL_Init();
-    GAPRole_PeripheralInit();
-    Peripheral_Init();
-
     BSP_FLASH_Init();
 
     BSP_KEY_Init(app_task_handler);
@@ -290,8 +300,6 @@ int main(void)
 
     BSP_VAVLE_Init();
 
-    // DelayMs(2000 * 1);
-
     // 如果电压低就都不亮灯、蜂鸣器
     if (bat_mv <= LOW_VABAT_CLOSE_MV)
     {
diff --git a/BSP/src/bsp_adc.c b/BSP/src/bsp_adc.c
index 7806e3f..729d6b7 100644
--- a/BSP/src/bsp_adc.c
+++ b/BSP/src/bsp_adc.c
@@ -34,9 +34,10 @@ __HIGH_CODE
 uint8_t BSP_ReadVbat(void)
 {
     uint8_t i;
+    logDebug("BSP_ReadVbat start");
 
     BSP_NoNeedBoost();
-    // DelayMs(1);
+    DelayUs(2);
 
     // VBAT
     uint32_t CountBat = 0;
@@ -79,6 +80,8 @@ uint8_t BSP_ReadVbat(void)
 
     bat_mv = CountBat;
 
+    logDebug("BSP_ReadVbat end");
+
     //缩小到100mV
     return vbat;
 }