http://e2e.ti.com/support/development_tools/code_composer_studio/b/composer_announcements/archive/2011/11/08/code-composer-studio-v5-1-is-now-available.aspxCode Composer Studio v5.1 is now available for download on the Code Composer Studio Download page . This release represents a significant advancement over Code Composer Studio v4. Some of the key reasons to upgrade are: Simplified user interfaceen-US6.x Production