diff --git a/HDFwear/Tools/Bluetooth+Types.swift b/HDFwear/Tools/Bluetooth+Types.swift
index 6565d06..9eac08d 100644
--- a/HDFwear/Tools/Bluetooth+Types.swift
+++ b/HDFwear/Tools/Bluetooth+Types.swift
@@ -28,6 +28,8 @@ public struct BLEConfig {
     static let ReadUUID = "0000FFF3-0000-1000-8000-00805F9B34FB"   //读取数据特征值
     static let WriteUUID = "0000FFF2-0000-1000-8000-00805F9B34FB"  //写入数据特征值
     
+    static let NotificationUUID = "0000FFD2-0000-1000-8000-00805F9B34FB"  //写入数据特征值
+    
 //    0000FFF4-0000-1000-8000-00805F9B34FB    //  转换特征值
     
     // 旧
diff --git a/HDFwear/Tools/BluetoothManager.swift b/HDFwear/Tools/BluetoothManager.swift
index ecd9676..38afbce 100644
--- a/HDFwear/Tools/BluetoothManager.swift
+++ b/HDFwear/Tools/BluetoothManager.swift
@@ -1882,6 +1882,9 @@ extension BluetoothManager: CBPeripheralDelegate {
                     delegate.didSetupServiceCharacteristics(peripheral)
                 }
             }
+            if BLEConfig.NotificationUUID.contains(uuid) {
+                peripheral.setNotifyValue(true, for: char)
+            }
         }
     }