It’s fair to say that building electronic gadgets is easier now than it ever has been in the past. With low-cost modular components, there’s often just a couple dozen lines of code and a few jumper ...

grbl is stepper motor controller firmware for three-axis cnc machines, intended to run on Arduinos with a motor driver add-on board. It is the result of an amazing open-source project, and once more I ...

The Modulino Hub, Extender, and Motors boards simplify I2C expansion, long-cable communication, and protected motor control for modular embedded projects. How the Modulino Hub isolates duplicate I2C ...

Driving a brushless DC (gimbal) motor can be a pain in the transistors. [Ignas] has written up a nice article not only explaining how to do just this with an Arduino, but also explaining a little bit ...