Buy @ The 43oh Store.
So I got a couple samples of the F5172 (has 5V-tolerant I/Os, 32KB flash + 2KB SRAM, Timer_D can run up to 256MHz with FLL) this past summer and had nothing to do with them. Original idea was to make an Arduino-variant since it has around 12 5V-tolerant I/Os, but I decided against that when I first read about TI's 40-pin XL standard.
EDIT: Link to newest revision of this design: http://forum.43oh.com/topic/2828-msp430f5172-launchpad-xl/page-4#entry31194
Between last night and this morning I did some marathon CAD, and came up with my F5172 LaunchPad. Let m