Mdk-arm Version 4.74 ((exclusive)) -

A key advantage of MDK-ARM v4.74 was its tightly integrated middleware. The release note from DTS-INSIGHT details the included components:

To use MDK v4 projects in newer MDK v5 environments, the MDK Version 4 Legacy Pack must be installed to maintain device support and middleware compatibility. mdk-arm version 4.74

STM32F1, STM32F2, and early STM32F4 series. A key advantage of MDK-ARM v4

: Includes the ARM Compiler 5 (armcc), which is the gold standard for code density on older ARM architectures. Simulation mdk-arm version 4.74

– Use your legacy license ID code (LIC). The offline licensing server for v4 is still operational as of 2025, but online activation may fail. Use the "Get LIC via Email" method.