Bipolar Stepper Motor Driver Circuit with LMD18245

Introduction For some time I have been planning to build a number of devices that make use of stepper motors. Since I have no experience in using stepper motors I had no idea what parts, what driver and controller circuits I would need to get them running. After extensive research …

Controlling a Controller – Proof of Concept

Introduction I have seen many interesting modifications of (mostly) game controllers on the internet. They all have one thing common: they were specific to the controller in question. I wanted to design something that could be attached to any controller, regardless if it uses positive logic (button pressed = logic …

Spindicator Clone with Pulse and Trail Effect

Introduction Although my “original” Spindicator itself was just a clone of this one, mine was well received by the geeks around the world! 🙂 A fellow diy tinkerer made an even better one with PWM control (very cool, indeed!). Recently, I was asked to do something similar for a custom XBOX 360 …