Technology related articles as time permits. From 3D printing, electronics, microcontrollers, industrial automation, and more.

I needed to create an IO simulator for testing a PLC (Programmable Logic Controller). I pieced together a useful tool
An LED or Light Emitting Diode is a low power semiconductor light source used in lots of electronic devices. LEDs
I used a ST7565 GLCD (Graphic Liquid Cristal Display) screen to display the live analog readings from an Arduino. Here
There are many advantages of having an automatic chicken coop door. The door will automatically close at night when the
Here I show what's included and how to work the LM3s811 kit from Texas Instruments. You can acquire this kit
Replacing a desktop hard drive is not as hard as some may think. Here are some instructions.
A few years ago I built a keyless entry system for my shop using a keypad, now it is time
Here is my second ESC or Electronic Speed Control that I built with an Arduino Duemilanove. You can't just hook
Here is my first ESC or Electronic Speed Control that I built with an Arduino Duemilanove. If you don't already
The Zune software client is a free media player from Microsoft. Zune is a market place alternative to ITunes with