From e5d9b9db6db987f7fb066e0211251a122a529bfb Mon Sep 17 00:00:00 2001
From: Abel Silva <abel.silva@gmail.com>
Date: Tue, 16 May 2017 18:30:39 -0300
Subject: [PATCH] fixing 5.001 feedback translation and tests

---
 src/KNXLib/DPT/DataPoint8BitNoSignScaledScaling.cs     |  6 +++++-
 .../Unit/DataPoint/DataPoint8BitNoSignScaledScaling.cs | 10 +++++-----
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/KNXLib/DPT/DataPoint8BitNoSignScaledScaling.cs b/src/KNXLib/DPT/DataPoint8BitNoSignScaledScaling.cs
index efb0f9f..d6a4d92 100644
--- a/src/KNXLib/DPT/DataPoint8BitNoSignScaledScaling.cs
+++ b/src/KNXLib/DPT/DataPoint8BitNoSignScaledScaling.cs
@@ -23,7 +23,11 @@ public override object FromDataPoint(string data)
 
         public override object FromDataPoint(byte[] data)
         {
-            if (data == null || data.Length != 1)
+            if (data == null)
+                return 0;
+            if (data.Length == 2)
+                data = data.Skip(1).ToArray();
+            else if (data.Length != 1)
                 return 0;
 
             var value = (int) data[0];
diff --git a/tests/KNXLibTests/Unit/DataPoint/DataPoint8BitNoSignScaledScaling.cs b/tests/KNXLibTests/Unit/DataPoint/DataPoint8BitNoSignScaledScaling.cs
index d240e5d..1672140 100644
--- a/tests/KNXLibTests/Unit/DataPoint/DataPoint8BitNoSignScaledScaling.cs
+++ b/tests/KNXLibTests/Unit/DataPoint/DataPoint8BitNoSignScaledScaling.cs
@@ -12,15 +12,15 @@ public void DataPoint8BitNoSignScaledScalingTest()
             string dptType = "5.001";
 
             int scale0 = 0;
-            byte[] scale0Bytes = {0x00};
+            byte[] scale0Bytes = { 0x00, 0x00 };
             int scale20 = 20;
-            byte[] scale20Bytes = {0x33};
+            byte[] scale20Bytes = { 0x00, 0x33 };
             int scale60 = 60;
-            byte[] scale60Bytes = {0x99};
+            byte[] scale60Bytes = { 0x00, 0x99 };
             int scale80 = 80;
-            byte[] scale80Bytes = {0xCC};
+            byte[] scale80Bytes = { 0x00, 0xCC };
             int scale100 = 100;
-            byte[] scale100Bytes = {0xFF};
+            byte[] scale100Bytes = { 0x00, 0xFF };
 
             Assert.AreEqual(scale0, ((int) (decimal) DataPointTranslator.Instance.FromDataPoint(dptType, scale0Bytes)));
             Assert.AreEqual(scale20, ((int) (decimal) DataPointTranslator.Instance.FromDataPoint(dptType, scale20Bytes)));