Simple Motor Optical Encoder

November 11, 2009 by Chris
In our latest PyroElectro tutorial, we show you how to make a basic optical encoder for any mechanical system. Our example setup uses a simple printer pully and motor system. The write-up includes all source code, schematics and parts lists you'd need to build it.


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AVR GPS Locator Project

September 28, 2009 by Chris

This drop-dead simple project uses a SR87 GPS module and an AVR to understand the data. Then that is output onto a simple 16x2 character LCD. The hardware schematic and software is all there!


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Digital Thermometer Display

May 24, 2009 by Chris

This project is probably more novelty than useful, but its simplicity will get you familiar with digital thermometers. A pic is used to interpret output data and a gigantic LCD display is used to show it to us humans. Software and hardware schematics are there just for you!


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Hardware Temperature Sensor

May 8, 2009 by Chris

This quick project shows you how to take I2C output from an Analog Devices temperature sensor and display it on an LCD. All this is done with an ATMega. Not to worry because the software and hardware schematics are provided in the write-up!


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Weeboy: Video Game System

September 15, 2008 by Chris

The Weeboy is quite the spin-off of the Wiimote. It uses an accelerometer to detect tilt and has a built in game around this sensor. This means, no joystick or gamepad, only a box that you tilt in every which way to play the game. Software & hardware schematics are available for download.

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Ultrasonic Spotlight Tracker

July 29, 2008 by Chris

This is a simple little project that shows how powerful automation can be. It uses ultrasonic sensors and a microcontroller to keep a spot light pointed at the object moving infront of the sensors. The project write-up has both detailed hardware schematics & the software.


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Nintendo Mouse

July 2, 2008 by Chris

The standard NES controller has been made into mp3 players, walkmans & plenty of other random yet incognito devices. This time it has been made into a fully fledged computer mouse. Check out the project write-up to see how it's made.



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Homemade Wind Vane

May 31, 2008 by Chris

The homemade weather vane is a simple project with a compass display to show you which way the wind is currently blowing. The purpose of course is for logging weather (wind) data over long periods of time. The write-up lists all necessary parts & the construction procedure.


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Multifunction In-Dorm Automation System (MIDAS)

May 30, 2008 by Chris

This system has many different devices interfaced together all controlled by a central computer & program with a straight forward gui. The idea is to spice up this guys dorm room. He's made a decent write-up with pictures and videos, take a look.


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Embedded Linux Sprinkler Controller

May 22, 2008 by Chris

This is a 4-zone sprinkler controller using embedded linux. It was also modified to control a garden hose sprinkler system. The implementation is fairly innovative, plus there's lots of pictures, schematics & lists everything you'd need to build it.



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