diff --git a/HKControl/Main.cs b/HKControl/Main.cs
index 1b291f8..48dd77c 100644
--- a/HKControl/Main.cs
+++ b/HKControl/Main.cs
@@ -146,6 +146,7 @@ namespace HKControl
 
         private void Control(int num, string add)
         {
+            Debug.WriteLine($"{num} 号出餐口控制");
             SiemensDicitonary[num].Write(add, true);
             Thread.Sleep(1000);
             SiemensDicitonary[num].Write(add, false);
diff --git a/UHFHelper/UHF_RS485_Helper.cs b/UHFHelper/UHF_RS485_Helper.cs
index 5b7b667..c74021d 100644
--- a/UHFHelper/UHF_RS485_Helper.cs
+++ b/UHFHelper/UHF_RS485_Helper.cs
@@ -258,8 +258,18 @@ namespace UHFHelper
         /// </summary>
         public void OpenBeep(int addr)
         {
-            byte[] sendData = new byte[] { 0x07, (byte)addr, 0x33, 0x08, 0x02, 0x03, 0x33, 0xB1 };
-
+            //byte[] sendData = new byte[] { 0x07, (byte)addr, 0x33, 0x08, 0x02, 0x03, 0x33, 0xB1 };
+            byte[] data1 = new byte[6] { 0x07, (byte)addr, 0x33, 0x08, 0x02, 0x03 };
+            //生成crc校验码
+            byte[] data2 = CRC16.ToCRC16(data1);
+            byte[] data3 = new byte[data1.Length + data2.Length];
+            data1.CopyTo(data3, 0);
+            data2.CopyTo(data3, data1.Length);
+            if (_serialPort != null)
+            {
+                _serialPort.DiscardInBuffer();
+                _serialPort.Write(data3, 0, data3.Length);
+            }
         }
     }