XmegaPilot may have to find a way to Squeeze this one OnBoard.
Atxmega (Xmegaduino) for Servos and Sensors, AT91SAM7X512 (NetDuino) for outer loop?....Maybe :)
For only $34.95...http://www.makershed.com/ProductDetails.asp?ProductCode=MKND01
Free tools, all open source code and hardware, Break points and Debugging!!
Code. Debug. Repeat.
.NET Micro Framework combines the ease of high-level coding and the features of microcontrollers.
Event-based programming, multi-threading, line-by-line debugging