Although he is still working on the back-EMF sensing in his firmware, the shield successfully drives a motor in open-loop mode. The motor controller is commanded over the Arduino’s serial ...

They also hint at doing something very clever with a magnetic encoder on the board which allows them, after a calibration routine, to get the accuracy they’ve promised. he Arduino-sounding bit ...

A while back, Ars took our first step into building the Internet of Extra Creepy Things (IoECT) with BearDuino, a hardware-hacked Teddy Ruxpin combined with an Arduino Uno and some desktop software.