Comment by 66o

I had lot's of fun with the simpliest one of TI's launchpads[1]. Sample code is written in a way that doesn't hide implementation details like Arduinos do. It really improved my understanding of uC.

[1]: http://www.ti.com/lsds/ti/tools-software/launchpads/overview...

Edit: I should have added I meant MSP430 series as now I see they have arm based boards as well