diff --git a/MTC_Adapter/SCMCncLib/thdNcEsaGvKvara.cs b/MTC_Adapter/SCMCncLib/thdNcEsaGvKvara.cs
index 6ac924f..b933771 100644
--- a/MTC_Adapter/SCMCncLib/thdNcEsaGvKvara.cs
+++ b/MTC_Adapter/SCMCncLib/thdNcEsaGvKvara.cs
@@ -35,9 +35,14 @@ namespace SCMCncLib
         private UInt16 WriteNumber;
         private UInt16 VAreaByteSize;
         private UInt16 EOKAreaByteSize;
-        private UInt16 ETKAreaByteSize; 
+        private UInt16 ETKAreaByteSize;
         private UInt16 AlarmByteSize;
 
+        private UInt16 IOTByteAreaByteSize;
+        private UInt16 IOTWordAreaByteSize;
+        private UInt16 IOTDWordAreaByteSize;
+        private UInt16 IOTStringAreaByteSize;
+
 
         private string SysLink = "";
         private string DefCn = "";
@@ -58,11 +63,24 @@ namespace SCMCncLib
         private TS_REG EOKAreaAddress;
         
         private string ETKAreaAddressName;
-        private TS_REG ETKAreaAddress; 
-        
+        private TS_REG ETKAreaAddress;
+
         private string PlcErrAreaAddressName;
         private TS_REG PlcErrAreaAddress;
 
+
+        private string IOTByteAreaAddressName;
+        private TS_REG IOTByteAreaAddress;
+
+        private string IOTWordAreaAddressName;
+        private TS_REG IOTWordAreaAddress;
+
+        private string IOTDWordAreaAddressName;
+        private TS_REG IOTDWordAreaAddress;
+
+        private string IOTStringAreaAddressName;
+        private TS_REG IOTStringAreaAddress;
+
         /// <summary>
         /// Memorie a 4 byte (32 bit)
         /// </summary>
@@ -94,6 +112,25 @@ namespace SCMCncLib
         /// </summary>
         public Byte[] PLC_MemoryAreaAllarmi;
 
+
+
+        /// <summary>
+        /// memorie a 1 byte (8 bit) x area IOT.Byte
+        /// </summary>
+        public UInt32[] PLC_MemoryAreaIOTByte;
+        /// <summary>
+        /// memorie a 2 byte (16 bit) x area IOT.Word
+        /// </summary>
+        public uint[] PLC_MemoryAreaIOTWord;
+        /// <summary>
+        /// memorie a 4 byte (32 bit) x area IOT.DWord
+        /// </summary>
+        public UInt32[] PLC_MemoryAreaIOTDWord;
+        /// <summary>
+        /// memorie stringa x area IOT.String
+        /// </summary>
+        public UInt32[] PLC_MemoryAreaIOTString;
+
         // esa constants
         #region ESA_PLC_CONSTANTS
         private const UInt32 MAX_PATH = 256;
@@ -258,6 +295,23 @@ namespace SCMCncLib
             // leggo da posizione memorie EOK TS_REG
             iError = read_regbuffer(ref EOKAreaAddress, 60, EOKAreaByteSize, PLC_MemoryAreaEOK);
 
+            // 2017.02: modifiche x nuova versione PLC
+            // leggo intero buffer BYTE
+            iError = read_regbuffer(ref IOTByteAreaAddress, 0, IOTByteAreaByteSize, PLC_MemoryAreaIOTByte);
+
+            // leggo intero buffer WORD
+            iError = read_regbuffer(ref IOTWordAreaAddress, 0, IOTWordAreaByteSize, PLC_MemoryAreaIOTWord);
+
+            // leggo intero buffer DWORD
+            iError = read_regbuffer(ref IOTDWordAreaAddress, 0, IOTDWordAreaByteSize, PLC_MemoryAreaIOTDWord);
+
+            // leggo intero buffer STRING
+            iError = read_regbuffer(ref IOTStringAreaAddress, 0, IOTStringAreaByteSize, PLC_MemoryAreaIOTString); 
+
+
+
+
+
             // copio in array a byte...
             try
             {