diff --git a/HybirdFrameworkCore/Utils/BitUtls.cs b/HybirdFrameworkCore/Utils/BitUtls.cs
index 8f652f0..a6034d7 100644
--- a/HybirdFrameworkCore/Utils/BitUtls.cs
+++ b/HybirdFrameworkCore/Utils/BitUtls.cs
@@ -18,6 +18,7 @@ public static class BitUtls
     private static readonly Type FLOAT = typeof(float);
     private static readonly Type DOUBLE = typeof(double);
     private static readonly Type STRING = typeof(string);
+    private static readonly Type BYTEARRAY = typeof(byte[]);
 
     #endregion
 
@@ -211,6 +212,7 @@ public static class BitUtls
     public static object Bytes2Value(byte[] bytes, Type propertyType, int start, int length, 
         double scale, int round,double offset)
     {
+       
         if (propertyType == BOOLEAN)
         {
             return Convert.ChangeType(Byte2Bit(bytes, start, length) == 1, propertyType);
@@ -255,6 +257,18 @@ public static class BitUtls
         {
             return Convert.ChangeType(BytesToHexStr(bytes, start, length), propertyType);
         }
+        else if (propertyType == BYTEARRAY)
+        {
+            length = length / 8;
+            byte[] bt = new byte[length];
+
+            for (int i = start; i < (start + length); i++)
+            {
+                bt[i - start] = bytes[i];
+            }
+
+            return bt;
+        }
 
         throw new ArgumentException($"参数类型{propertyType}不支持encode！");
     }
@@ -320,6 +334,11 @@ public static class BitUtls
                 return Encoding.ASCII.GetBytes(s);
             }
         }
+        if (propertyType == BYTEARRAY)
+        {
+            var bytes = value as byte[];
+            return bytes;
+        }
         
         throw new ArgumentException($"参数类型{propertyType}不支持encode！");
     }