diff --git a/mac_receiver.c b/mac_receiver.c
index 63e8e09..ca2d104 100644
--- a/mac_receiver.c
+++ b/mac_receiver.c
@@ -23,6 +23,8 @@ void send_DATA_IND(Adresse source, Adresse destination, uint8_t* dataFramePtr) {
 	}
 	strPtr[dataFramePtr[2]] = '\0'; // null-terminate string
 	queueMsg.anyPtr = strPtr;
+	//retCode = osMemoryPoolFree(memPool, dataFramePtr);
+	//CheckRetCode(retCode, __LINE__, __FILE__, CONTINUE);
 
 	switch (destination.sapi) {
 		case TIME_SAPI:
diff --git a/mac_sender.c b/mac_sender.c
index ee4a558..7c4fc9f 100644
--- a/mac_sender.c
+++ b/mac_sender.c
@@ -15,7 +15,8 @@ const osMessageQueueAttr_t queue_macData_attr = {
 
 void sendToken() {
 	struct queueMsg_t queueMsg;
-	queueMsg.anyPtr = lastToken;
+	queueMsg.anyPtr = osMemoryPoolAlloc(memPool,osWaitForever);
+	memcpy(queueMsg.anyPtr, lastToken, TOKENSIZE-2);
 	queueMsg.type = TO_PHY;
 	osStatus_t retCode = osMessageQueuePut(
 		queue_phyS_id,
@@ -60,6 +61,7 @@ void MacSender(void *argument) {
 			//----------------------------------------------------------------------
 			case TOKEN: {
 				// Get token and save it
+				//lastToken = osMemoryPoolAlloc(memPool,osWaitForever);
 				memcpy(lastToken, msg, TOKENSIZE-2);
 
 				// update token
@@ -70,7 +72,8 @@ void MacSender(void *argument) {
 
 				// send to lcd
 				queueMsg.type = TOKEN_LIST;
-				queueMsg.anyPtr = lastToken;
+				memcpy(queueMsg.anyPtr , lastToken, TOKENSIZE-2);
+				//queueMsg.anyPtr = lastToken;
 				retCode = osMessageQueuePut(
 					queue_lcd_id,
 					&queueMsg,
@@ -91,6 +94,8 @@ void MacSender(void *argument) {
 						0);
 					CheckRetCode(retCode, __LINE__, __FILE__, CONTINUE);
 				} else {
+					retCode = osMemoryPoolFree(memPool, queueMsg.anyPtr);
+					CheckRetCode(retCode, __LINE__, __FILE__, CONTINUE);
 					sendToken();
 				}
 				break;
@@ -196,7 +201,8 @@ void MacSender(void *argument) {
 				}
 				gTokenInterface.station_list[gTokenInterface.myAddress] = (0x1 << TIME_SAPI) + (gTokenInterface.connected << CHAT_SAPI);
 				lastToken[gTokenInterface.myAddress+1] = gTokenInterface.station_list[gTokenInterface.myAddress];
-				
+				sendToken();
+				/*
 				queueMsg.type = TO_PHY;
 				queueMsg.anyPtr = lastToken;
 				
@@ -206,6 +212,7 @@ void MacSender(void *argument) {
 					osPriorityNormal,
 					osWaitForever);
 				CheckRetCode(retCode, __LINE__, __FILE__, CONTINUE);
+				*/
 				break;
 			}
 			
diff --git a/main.h b/main.h
index 2cf9529..3c2ba57 100644
--- a/main.h
+++ b/main.h
@@ -16,7 +16,7 @@
 //--------------------------------------------------------------------------------
 // Constants to change the system behavior
 //--------------------------------------------------------------------------------
-#define DEBUG_MODE				1					// mode is physical line (0) or debug (1)
+#define DEBUG_MODE				0					// mode is physical line (0) or debug (1)
 #define MYADDRESS   			3					// your address choice (table number)
 #define MAX_BLOCK_SIZE 		100				// size max for a frame
 
diff --git a/tokenring_project.uvoptx b/tokenring_project.uvoptx
index b18b2c9..d6555e7 100644
--- a/tokenring_project.uvoptx
+++ b/tokenring_project.uvoptx
@@ -159,7 +159,7 @@
           <Type>0</Type>
           <LineNumber>18</LineNumber>
           <EnabledFlag>1</EnabledFlag>
-          <Address>134311450</Address>
+          <Address>134312290</Address>
           <ByteObject>0</ByteObject>
           <HtxType>0</HtxType>
           <ManyObjects>0</ManyObjects>
@@ -173,39 +173,7 @@
         <Bp>
           <Number>1</Number>
           <Type>0</Type>
-          <LineNumber>264</LineNumber>
-          <EnabledFlag>1</EnabledFlag>
-          <Address>134256144</Address>
-          <ByteObject>0</ByteObject>
-          <HtxType>0</HtxType>
-          <ManyObjects>0</ManyObjects>
-          <SizeOfObject>0</SizeOfObject>
-          <BreakByAccess>0</BreakByAccess>
-          <BreakIfRCount>1</BreakIfRCount>
-          <Filename>.\mac_sender.c</Filename>
-          <ExecCommand></ExecCommand>
-          <Expression>\\tokenring_project\mac_sender.c\264</Expression>
-        </Bp>
-        <Bp>
-          <Number>2</Number>
-          <Type>0</Type>
-          <LineNumber>86</LineNumber>
-          <EnabledFlag>1</EnabledFlag>
-          <Address>134255102</Address>
-          <ByteObject>0</ByteObject>
-          <HtxType>0</HtxType>
-          <ManyObjects>0</ManyObjects>
-          <SizeOfObject>0</SizeOfObject>
-          <BreakByAccess>0</BreakByAccess>
-          <BreakIfRCount>1</BreakIfRCount>
-          <Filename>.\mac_sender.c</Filename>
-          <ExecCommand></ExecCommand>
-          <Expression>\\tokenring_project\mac_sender.c\86</Expression>
-        </Bp>
-        <Bp>
-          <Number>3</Number>
-          <Type>0</Type>
-          <LineNumber>199</LineNumber>
+          <LineNumber>106</LineNumber>
           <EnabledFlag>1</EnabledFlag>
           <Address>0</Address>
           <ByteObject>0</ByteObject>
@@ -219,7 +187,23 @@
           <Expression></Expression>
         </Bp>
         <Bp>
-          <Number>4</Number>
+          <Number>2</Number>
+          <Type>0</Type>
+          <LineNumber>107</LineNumber>
+          <EnabledFlag>1</EnabledFlag>
+          <Address>0</Address>
+          <ByteObject>0</ByteObject>
+          <HtxType>0</HtxType>
+          <ManyObjects>0</ManyObjects>
+          <SizeOfObject>0</SizeOfObject>
+          <BreakByAccess>0</BreakByAccess>
+          <BreakIfRCount>0</BreakIfRCount>
+          <Filename>.\mac_sender.c</Filename>
+          <ExecCommand></ExecCommand>
+          <Expression></Expression>
+        </Bp>
+        <Bp>
+          <Number>3</Number>
           <Type>0</Type>
           <LineNumber>199</LineNumber>
           <EnabledFlag>1</EnabledFlag>
@@ -261,6 +245,11 @@
           <WinNumber>1</WinNumber>
           <ItemText>memPool</ItemText>
         </Ww>
+        <Ww>
+          <count>5</count>
+          <WinNumber>1</WinNumber>
+          <ItemText>qPtr</ItemText>
+        </Ww>
       </WatchWindow1>
       <MemoryWindow1>
         <Mm>
@@ -294,7 +283,7 @@
       <DebugFlag>
         <trace>0</trace>
         <periodic>1</periodic>
-        <aLwin>1</aLwin>
+        <aLwin>0</aLwin>
         <aCover>0</aCover>
         <aSer1>0</aSer1>
         <aSer2>0</aSer2>
@@ -569,7 +558,7 @@
 
   <Group>
     <GroupName>::CMSIS</GroupName>
-    <tvExp>0</tvExp>
+    <tvExp>1</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>1</RteFlg>
diff --git a/tokenring_project.uvprojx b/tokenring_project.uvprojx
index 6099233..0ad19f1 100644
--- a/tokenring_project.uvprojx
+++ b/tokenring_project.uvprojx
@@ -10,7 +10,7 @@
       <TargetName>Target 1</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060960::V5.06 update 7 (build 960)::C:\Program Files (x86)\ARM_Compiler_5.06u7</pCCUsed>
+      <pCCUsed>5060960::V5.06 update 7 (build 960)::..\..\Program Files (x86)\ARM_Compiler_5.06u7</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>