301 Moved Permanently

Posted June 20, 2011 by Chris

74xx TTL logic chips are widely available and cheap. Breadboards are built so that they fit perfectly , however the TTL clock created here shows you just how much can be done on them. This article shows you what it takes to create a TTL clock on breadboards with only jumper wire and TTL chips. Hardware schematics and demo videos are included.

Posted June 19, 2011 by Chris

For the AVR gurus out there looking to test out making their own programmer, here’s a USB AVR Programmer that does ISP style programming. The article includes PCB schematic and layout along with the AVR firmware. A useful and good project for AVR fanatics as an extra programmer is always welcome in your toolbox.

Posted June 18, 2011 by Chris

Today’s Project: Build a simple instrument that measures the quaility of AC voltage with PIC project board. The article explains the background details on the what, how and why with many pictures to illustrate explanations Source code is included for download.

Posted June 17, 2011 by Chris

Time for another new Pyro Tutorial about Xbee communication! Xbee are small modules that use the Zigbee standard for wireless communication and offer a lot of flexibility as well as reliability with wifi communication. This tutorial shows you how to make a simple wireless Input/Output system with two PICs.

Posted June 16, 2011 by Chris

Here’s a rather novel creation, a DS-DSLR. A high quality camera controlled by a portable Nintendo DS game system. The article explains how it was done with some guidance for people wishing to do similar work. No source code from this project, but many pointers for doing your own DIY-DS work.

Posted June 15, 2011 by Chris

I’m not really a believer that burning flesh via shock therapy is a valid wart removal procedure, however it has been around for ages. This article explains how it is suppose to work and how you can easily build your own on-the-cheap. A good read if nothing else. Don’t kill yourself with this thing please!

Posted June 14, 2011 by Chris

All DJ’s need to be surrounded by the essence that is ‘cool’ and so an awesome lighting setup is a must. This article shows Das Hutwerk’s RGB lighting system with some demo vids of people grooving to his tunes and dj lighting. The article provides a description of the setup and how it works. A simple setup, but what more does a DJ need?

Posted June 13, 2011 by Chris

Detecting a person’s heart rate using electronics is not as hard as it might sound. Using an infrared emitter LED, photo transistor and some knowledge about light reflectivity we can detect blood flow in a finger! Read the article for more info about how it is done and how you can build your own.

Posted June 12, 2011 by Chris

USB seems to have taken over the mouse and keyboard protocol scene which means there’s a ton of ‘leftover’ PS/2 mouse and keyboards abandoned in offices and schools. Today’s article gives you the understanding of the PS/2 protocol needed to put these abandoned I/O devices back to work without as much software overhead as is required for implementing USB.

Posted June 11, 2011 by Chris

When working on your own DIY experiements, a rockhard and reliable power supply is a must have. An often overlooked type of power supply is the one in your computer. Most CPU power supplies convert 120VAC into 3.3v, 5v and 12v DC with very high current ratings. This article describes how to mod your desktop to give you these options.