Cortex M3 @ a good price and with a good support!

[an007]

http://www.luminarymicro.com/products/products.html

here you have a huge app lists: http://www.luminarymicro.com/home/app_notes.html

and, also some software stacks for stellaris micro, including a graphic library, ethernet related and a full driver library: http://www.luminarymicro.com/products/software_updates.html

have phun!
//a