Hi Dino,
Please check and download Kinetis-SDK (Software Development Kit for Kinetis MCUs), which provides TWR-K24F120M board ADC/SPI example demo.
The example demo could be found at default path: C:\Freescale\KSDK_1.2.0\examples\twrk24f120m\driver_examples
While, customer also could refer Kinetis 120MHz example code, which with same ADC and SPI module.
KINETIS_120MHZ_SC : Kinetis 120MHz bare metal sample code
Wish it helps.
Have a great day,
Ma Hui
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