: Includes the µVision IDE, Arm C/C++ Compiler, and advanced debugging features.

There are three main "free" versions of Keil MDK depending on your project type and hardware:

: No extra steps are needed; it defaults to Lite if no license is entered. 💡 Why Use Keil MDK?

: A fully functional version with no code size limits , intended for non-commercial use, students, and hobbyists.

: Supports over 10,000 devices with ready-to-use software components.

: Open µVision, go to File > License Management , and use the Arm License Management Utility to activate it for non-commercial use.