Historically, CCS v5.5 required a license fee or a 90-day evaluation period. However, TI's licensing policy shifted significantly starting with version 7. For users needing older versions like 5.5 today: CCS: Code composer studio old version 5.5 - TI E2E
CCS 5.5 is not officially supported on Windows 10. However, if you disable driver signature enforcement and install in Windows 7 compatibility mode, the IDE often runs flawlessly. The debug drivers (XDS100, XDS200) may require manual updates. Code Composer Studio 5.5 Download
CCS 5.5 ships with TI Compiler v5.2.1. Some projects require v6.0 or v7.4. To add a new compiler: Historically, CCS v5