diff --git a/MewtocolNet/Mewtocol/MewtocolHelpers.cs b/MewtocolNet/Mewtocol/MewtocolHelpers.cs
index 11cb77e..1b82ccc 100644
--- a/MewtocolNet/Mewtocol/MewtocolHelpers.cs
+++ b/MewtocolNet/Mewtocol/MewtocolHelpers.cs
@@ -46,17 +46,9 @@ internal static string BuildBCCFrame (this string asciiArr) {
         
         }
 
-        internal static byte[] ParseDTBytes (this string _onString ,int _blockSize = 4) {
-
-            var res = new Regex(@"\%([0-9]{2})\$RD(.{"+_blockSize+"})").Match(_onString);
-            if(res.Success) {
-                string val = res.Groups[2].Value;
-                return val.HexStringToByteArray();
-            }
-            return null;
-
-        }
-
+        /// <summary>
+        /// Parses the byte string from a incoming RD message
+        /// </summary>
         internal static string ParseDTByteString (this string _onString, int _blockSize = 4) {
 
             if (_onString == null)
@@ -71,7 +63,7 @@ internal static string ParseDTByteString (this string _onString, int _blockSize
 
         }
 
-        internal static bool? ParseRCSingleBit (this string _onString, int _blockSize = 4) {
+        internal static bool? ParseRCSingleBit (this string _onString) {
 
             var res = new Regex(@"\%([0-9]{2})\$RC(.)").Match(_onString);
             if (res.Success) {
diff --git a/MewtocolTests/TestHelperExtensions.cs b/MewtocolTests/TestHelperExtensions.cs
index d0dc5e7..b39e65e 100644
--- a/MewtocolTests/TestHelperExtensions.cs
+++ b/MewtocolTests/TestHelperExtensions.cs
@@ -31,7 +31,7 @@ public void ToBitStringGeneration () {
         }
 
         [Fact(DisplayName = nameof(MewtocolHelpers.ToHexString))]
-        public void ToHexStringGeneration() {
+        public void ToHexStringGeneration () {
 
             var bytes = new byte[6] {
                 0x10,
@@ -47,7 +47,7 @@ public void ToHexStringGeneration() {
         }
 
         [Fact(DisplayName = nameof(MewtocolHelpers.ToHexASCIIBytes))]
-        public void ToHexASCIIBytesGeneration() {
+        public void ToHexASCIIBytesGeneration () {
 
             string test = "Hello, world!";
 
@@ -69,6 +69,41 @@ public void ToHexASCIIBytesGeneration() {
 
         }
 
+        [Fact(DisplayName = nameof(MewtocolHelpers.BuildBCCFrame))]
+        public void BuildBCCFrameGeneration () {
+
+            string test = "%01#RCSX0000";
+            string expect = "%01#RCSX00001D";
+
+            Assert.Equal(expect, test.BuildBCCFrame());
+
+        }
+
+        [Fact(DisplayName = nameof(MewtocolHelpers.ParseDTByteString))]
+        public void ParseDTByteStringGeneration () {
+
+            var testList = new List<string>() {
+                "1112",
+                "1C2C",
+                "FFFF",
+            };
+
+            foreach (var item in testList) {
+
+                Assert.Equal(item, $"%01$RD{item}".BuildBCCFrame().ParseDTByteString());
+
+            }
+
+        }
+
+        [Fact(DisplayName = nameof(MewtocolHelpers.ParseRCSingleBit))]
+        public void ParseRCSingleBitGeneration () {
+
+            Assert.True($"%01$RC1".BuildBCCFrame().ParseRCSingleBit());
+            Assert.False($"%01$RC0".BuildBCCFrame().ParseRCSingleBit());
+
+        }
+
     }
 
 }
\ No newline at end of file