# topic.label
KAN266 - Using Keil MDK v5.11 with STM32 devices

# metadata.contentDescription
Keil MDK Version 5.11 includes the Software Packs CMSIS Version 4.1 and MDK-Middleware Version 6.0 that are incompatible with the current STM32 Device Family Packs. This application note describes the reasons and outlines the resolution.