The small PSoC4 device from Cypress semiconductors contains an ARM M0 CPU, 32k flash and 4k sram and *LOTS* of interfaces. The project implements an interface to the RC sum-signal and controlls the 4 motors.
licut is a lightweight suite of software tools for sending Inkscape SVG files to a Cricut cutting device. Currently tested with Cricut Cake running firmware v2.35, running on Ubuntu 9.04 and cross-compiled for arm-linux on Chumby