diff --git a/BinFile/binaryfile.cpp b/BinFile/binaryfile.cpp
--- a/BinFile/binaryfile.cpp
+++ b/BinFile/binaryfile.cpp
@@ -24,16 +24,19 @@
 
 binaryFile::binaryFile()
 {
+  litleendian = false;
 }
 
 binaryFile::binaryFile(const QString &File)
 {
     openFile(File);
+    litleendian = false;
 }
 
 binaryFile::binaryFile(const QStringList &Files)
 {
     openFiles(Files);
+    litleendian = false;
 }
 
 binaryFile::~binaryFile()
diff --git a/abstractbinfile.h b/abstractbinfile.h
--- a/abstractbinfile.h
+++ b/abstractbinfile.h
@@ -54,6 +54,8 @@ public:
     virtual QList<codeFragment*> getFragments()=0;
     virtual bool toSrec(const QString& File)=0;
     virtual bool toBinary(const QString& File)=0;
+
+    bool litleendian;
 protected:
      QString p_fileName;
 };
diff --git a/elf/elffile.cpp b/elf/elffile.cpp
--- a/elf/elffile.cpp
+++ b/elf/elffile.cpp
@@ -90,6 +90,7 @@ bool ElfFile::openFile(const QString &Fi
     this->updateSections();
     this->updateSymbols();
     this->opened = true;
+    litleendian = isLitleEndian();
     return 1;
 }
 
@@ -487,6 +488,26 @@ QString ElfFile::getEndianness()
     return "none";
 }
 
+bool ElfFile::isLitleEndian()
+{
+  if(this->e!=NULL)
+  {
+      if(this->ehdr.e_ident[EI_DATA]==ELFDATA2LSB)return true;
+      if(this->ehdr.e_ident[EI_DATA]==ELFDATA2MSB)return false;
+  }
+  return false;
+}
+
+bool ElfFile::isBigEndian()
+{
+  if(this->e!=NULL)
+  {
+      if(this->ehdr.e_ident[EI_DATA]==ELFDATA2LSB)return false;
+      if(this->ehdr.e_ident[EI_DATA]==ELFDATA2MSB)return true;
+  }
+  return false;
+}
+
 QString ElfFile::getABI()
 {
     if(this->e!=NULL)
diff --git a/elf/elffile.h b/elf/elffile.h
--- a/elf/elffile.h
+++ b/elf/elffile.h
@@ -75,6 +75,8 @@ public:
     QString getArchitecture();
     QString getType();
     QString getEndianness();
+    bool isLitleEndian();
+    bool isBigEndian();
     QString getABI();
     qint64 getVersion();
     qint64 getEntryPointAddress();
diff --git a/srec/srecfile.cpp b/srec/srecfile.cpp
--- a/srec/srecfile.cpp
+++ b/srec/srecfile.cpp
@@ -26,18 +26,21 @@
 srecFile::srecFile()
 {
     p_mergingRecords = true;
+    litleendian = false;
 }
 
 srecFile::srecFile(const QString &File)
 {
     p_mergingRecords = true;
     openFile(File);
+    litleendian = false;
 }
 
 srecFile::srecFile(const QStringList &Files)
 {
     p_mergingRecords = true;
     openFiles(Files);
+    litleendian = false;
 }
 
 srecFile::~srecFile()