/products/devtools/kinetiskl2freedomboard/b/blog/posts/getting-started-with-ksdk-and-freertos-running-freertos_5f00_mutex-example-using-frdm-kw41zKinetis Software Development Kit (KSDK) 2.0 provides a comprehensive software package with pre-integrated FreeRTOS OS. Freescale provides FreeRTOS OS additions, such as RTOS driver wrappers, RTOS ready FatFs file system, and the implementation of Freen-USTelligent Community 12