This product is courtesy of It was super easy to make this mobile tracked platform and radio-controlled useful for building ...

ClearCore CLCR-4-13 is an industrial IO and motion controller that can be programmed using the Arduino IDE. It handles up to four axes of ...

The circuit in the figure provides three levels of speed control for a dc motor, using a PC’s parallel port (LPT1). A C++ program performs the control functions by allowing the signals from the ...

The small sized electronic motor controller has a 98% efficiency and can be used on common 12 V, 24 V and 48 V DC systems making it suitable for process control, robotic and manufacturing ...

The controller in question is a 4QD Porter 10 so an extra component is a DC-to-DC converter to provide a floating ground for the Arduino.

Posted in 3d Printer hacks, Arduino Hacks Tagged 3d printer, arduino pro mini, closed loop, closed loop control, dc motor, optical encoder, reprap, servostrap ...