diff --git a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/peripheral.c b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/peripheral.c
index 1d1a540..f59d1be 100644
--- a/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/peripheral.c
+++ b/vd960DBN/BLE/OnlyUpdateApp_Peripheral/APP/peripheral.c
@@ -728,7 +728,13 @@ static void peripheralChar4Notify(uint8_t *pValue, uint16_t len)
         }
         else
         {
+            uint8_t _ti = 0;
             PRINT("BLE notify OK, len:%d, MTU:%d\n", len, peripheralMTU);
+            for(_ti = 0; _ti < len; _ti++)
+            {
+                PRINT(" %02X", pValue[_ti]);
+            }
+            PRINT("\n");
         }
     }
 }