diff --git a/dram/resources/configs/memconfigs/fifo.xml b/dram/resources/configs/memconfigs/fifo.xml
index c37033bb..97064ad2 100644
--- a/dram/resources/configs/memconfigs/fifo.xml
+++ b/dram/resources/configs/memconfigs/fifo.xml
@@ -10,5 +10,5 @@
   <Chipseed value="42" />
   <csvfile value="../src/error/error_new.csv" />
 
-  <StorMo value="0" /><!--3 Modes: 0 no storage, 1 store data without errormodel, 2 store data with errormodel-->
+  <StorMo value="NoStorage" /> <!--3 Modes: NoStorage, Store (store data without errormodel), ErrorModel (store data with errormodel)-->
 </memconfig>
diff --git a/dram/resources/configs/memconfigs/fifoStrict.xml b/dram/resources/configs/memconfigs/fifoStrict.xml
index 36f48e64..2bb773c9 100644
--- a/dram/resources/configs/memconfigs/fifoStrict.xml
+++ b/dram/resources/configs/memconfigs/fifoStrict.xml
@@ -9,5 +9,5 @@
   <!-- Error Modelling -->
   <Chipseed value="42" />
   <csvfile value="../src/error/error_new.csv" />
-  <StorMo value="0" /><!--3 Modes: 0 no storage, 1 store data without errormodel, 2 store data with errormodel-->
+  <StorMo value="NoStorage" /> <!--3 Modes: NoStorage, Store (store data without errormodel), ErrorModel (store data with errormodel)-->
 </memconfig>
diff --git a/dram/resources/configs/memconfigs/fr_fcfs.xml b/dram/resources/configs/memconfigs/fr_fcfs.xml
index b5022068..de65253a 100644
--- a/dram/resources/configs/memconfigs/fr_fcfs.xml
+++ b/dram/resources/configs/memconfigs/fr_fcfs.xml
@@ -9,7 +9,7 @@
   <!-- Error Model: -->
   <Chipseed value="42" />
   <csvfile value="../src/error/error_new.csv" />
-  <StorMo value="0" /><!--3 Modes: 0 no storage, 1 store data without errormodel, 2 store data with errormodel-->
+  <StorMo value="NoStorage" /> <!--3 Modes: NoStorage, Store (store data without errormodel), ErrorModel (store data with errormodel)-->
   <!-- 
   <Buswidth value="128" />
   <ReadWriteGrouping value="false" />
diff --git a/dram/src/controller/core/configuration/Configuration.cpp b/dram/src/controller/core/configuration/Configuration.cpp
index d073900c..43fa04fa 100644
--- a/dram/src/controller/core/configuration/Configuration.cpp
+++ b/dram/src/controller/core/configuration/Configuration.cpp
@@ -57,6 +57,20 @@ EPowerDownMode string2PDNMode(string s)
     }
 }
 
+StorageMode string2StorageMode(string s)
+{
+    if (s == "NoStorage")
+            return StorageMode::NoStorage;
+    else if (s == "Store")
+            return StorageMode::Store;
+    else if (s == "ErrorModel")
+            return StorageMode::ErrorModel;
+    else
+    {
+        SC_REPORT_FATAL("Configuration", ("Unknown StorageMode: " + s).c_str());
+        throw;
+    }
+}
 
 void Configuration::setParameter(std::string name, std::string value)
 {
@@ -99,7 +113,7 @@ void Configuration::setParameter(std::string name, std::string value)
     else if(name == "csvfile")
         csvfile = value;
     else if(name == "StorMo")
-        StorMode = string2int(value);
+        StorMode = string2StorageMode(value);
     else
     {
         SC_REPORT_FATAL("Configuration", ("Parameter " + name + " not defined in Configuration").c_str());
diff --git a/dram/src/controller/core/configuration/Configuration.h b/dram/src/controller/core/configuration/Configuration.h
index 3a5b15d4..b50cd749 100644
--- a/dram/src/controller/core/configuration/Configuration.h
+++ b/dram/src/controller/core/configuration/Configuration.h
@@ -13,7 +13,7 @@
 #include "MemSpec.h"
 
 enum class EPowerDownMode{NoPowerDown, Staggered, TimeoutPDN, TimeoutSREF};
-
+enum class StorageMode{NoStorage, Store, ErrorModel};
 
 struct Configuration
 {
@@ -54,7 +54,7 @@ struct Configuration
     //Configs for Seed, csv file and StorageMode
     unsigned int Chipseed;
     std::string csvfile ="not defined.";
-    unsigned int StorMode;
+    StorageMode StorMode;
 
 private:
     Configuration();
diff --git a/dram/src/simulation/Dram.h b/dram/src/simulation/Dram.h
index 79e1aa5d..85f7f07c 100644
--- a/dram/src/simulation/Dram.h
+++ b/dram/src/simulation/Dram.h
@@ -50,10 +50,9 @@ struct Dram: sc_module
     tlm_utils::simple_target_socket<Dram, BUSWIDTH, tlm::tlm_base_protocol_types> tSocket;
     IFPOW(libDRAMPower *DRAMPower);
 
-    const unsigned int StorageMode = Configuration::getInstance().StorMode;    // 0 no storage,    1 store,    2 error model
+    StorageMode StorMode = Configuration::getInstance().StorMode;
 
     flip_memory * fmemory; 
-    //Configuration::getInstance().memSpec.NumberOfBanks];
     map< unsigned long int, unsigned char[BUSWIDTH/2] > memory;
 
     SC_CTOR(Dram) : tSocket("socket")
@@ -62,9 +61,9 @@ struct Dram: sc_module
 
         IFPOW( MemorySpecification memSpec(MemSpecParser::getMemSpecFromXML(Configuration::getInstance().memspecUri)) );
         IFPOW( DRAMPower = new libDRAMPower( memSpec, 0 ) );
-        cout << "StorageMode = " << StorageMode << endl;
+        //cout << "StorageMode = " << StorMode << endl;
 
-        if(StorageMode == 2) 
+        if(StorMode == StorageMode::ErrorModel)
         {
             fmemory = new flip_memory[Configuration::getInstance().memSpec.NumberOfBanks];
         }
@@ -76,7 +75,7 @@ struct Dram: sc_module
         IFPOW( DRAMPower->calcEnergy() );
         IFPOW( cout << endl << endl << "Total Energy" << "\t" << DRAMPower->getEnergy().total_energy << endl);
         IFPOW( cout << "Average Power" << "\t" << DRAMPower->getPower().average_power << endl );
-        if(StorageMode == 2)
+        if(StorMode == StorageMode::ErrorModel)
         {
             for(int b = 0; b < 8; b++)
             {
@@ -112,7 +111,7 @@ struct Dram: sc_module
             sendToController(payload, END_ACT, delay +  getExecutionTime(Command::Activate, payload));
             unsigned int row = DramExtension::getExtension(payload).getRow().ID();
 
-            if (StorageMode == 2)
+            if (StorMode == StorageMode::ErrorModel)
             {
                 fmemory[bank].refresh(row);
             }
@@ -122,11 +121,11 @@ struct Dram: sc_module
             IFPOW(DRAMPower->doCommand(MemCommand::WR, bank, cycle));
 
             //save data:
-            if (StorageMode == 0)
+            if (StorMode == StorageMode::NoStorage)
             {
                 // Don't store data
             }
-            else if (StorageMode == 1) // Use Storage
+            else if (StorMode == StorageMode::Store) // Use Storage
             {
                 memcpy(&memory[payload.get_address()], payload.get_data_ptr(), BUSWIDTH/8);
             }
@@ -141,7 +140,7 @@ struct Dram: sc_module
             IFPOW(DRAMPower->doCommand(MemCommand::RD, bank, cycle));
 
             // Load data:
-            if (StorageMode == 1)    //use StorageMode
+            if (StorMode == StorageMode::Store)    //use StorageMode
             {
                 if(memory.count(payload.get_address()) == 1)
                 {
@@ -152,7 +151,7 @@ struct Dram: sc_module
                     //SC_REPORT_WARNING ("DRAM", "Reading from an empty memory location.");
                 }
             }
-            else if(StorageMode == 2)// use StorageMode with errormodel
+            else if(StorMode == StorageMode::ErrorModel)// use StorageMode with errormodel
             {
                 fmemory[bank].load(payload);
             }
@@ -164,11 +163,11 @@ struct Dram: sc_module
             IFPOW(DRAMPower->doCommand(MemCommand::WRA, bank, cycle));
 
             //save data:
-            if (StorageMode == 0)
+            if (StorMode == StorageMode::NoStorage)
             {
                 // Don't store data
             }
-            else if (StorageMode == 1) // Use Storage
+            else if (StorMode == StorageMode::Store) // Use Storage
             {
                 memcpy(&memory[payload.get_address()], payload.get_data_ptr(), BUSWIDTH/8);
             }
@@ -183,7 +182,7 @@ struct Dram: sc_module
             IFPOW(DRAMPower->doCommand(MemCommand::RDA, bank, cycle));
 
             // Load data:
-            if (StorageMode == 1)    //use StorageMode
+            if (StorMode == StorageMode::Store)    //use StorageMode
             {
                 if(memory.count(payload.get_address()) == 1)
                 {
@@ -194,7 +193,7 @@ struct Dram: sc_module
                     //SC_REPORT_WARNING ("DRAM", "Reading from an empty memory location.");
                 }
             }
-            else if(StorageMode == 2)// use StorageMode with errormodel
+            else if(StorMode == StorageMode::ErrorModel)// use StorageMode with errormodel
             {
                 fmemory[bank].load(payload);
             }
@@ -207,7 +206,7 @@ struct Dram: sc_module
             sendToController(payload, END_REFA, delay +  getExecutionTime(Command::AutoRefresh, payload));
             unsigned int row = DramExtension::getExtension(payload).getRow().ID();
 
-            if (StorageMode == 2)
+            if (StorMode == StorageMode::ErrorModel)
             {
                 fmemory[bank].refresh(row);
             }