PIC Microcontrollers

Getting Started with PICs.

Ideas, tips and how to getting started with microcontrollers projects. (6/4/2007)
Category: microcontroller howto diy - Updated: 2009/07/23
RC circuit

ADC without ADC.

Here is a example how to read analog values without an Analog-to-Digital converter. Any Microchip PIC microcontroller without ADC can be used. (10/1/2006)
Category: microcontroller electronics howto - Updated: 2009/07/23
beakman motor parts

Beakman Motor

A super-simple electric motor. This project already won many school science projects. Useless but extremadely interesting. (7/8/2006)
Category: science projects howto - Updated: 2009/07/23
Charlieplexed 7-segment display

Charlieplexing 7-segment LED display.

Also known as "Multiplexing", here is a method how to control eight 7-segment displays using only 9 microcontroller ports. (August 20, 2009)
Category: microcontroller howto - Updated: 2009/08/20
measuring the quarter.

Coin Mechanism for Coin-operated Projects I.

My first try to build a coin mechanism that works with quarters. A low-tech solution for projects that accepts coins to work. (12/25/2007)
Category: projects diy homemade howto - Updated: 2009/07/23
DIY coin mechanism for vending machine

DIY Coin Mechanism for vending machine II

Simple and easy to build. It can be adapted for your microcontroller project. It accepts Quarters and rejects any other coins. (11/26/2008)
Category: projects diy homemade howto - Updated: 2009/07/23
DIY Coin Slot mechanism III

DIY Coin Mechanism for Vending Machine III

'Ladies and Gentlemen, Behold! I present you an improved homemade Coin slot mechanism.' [Great for you MAME project if you don't plan to make a Vending machine] (4/19/2009)
Category: projects diy homemade howto woodworking - Updated: 2009/07/31

Crafts: Bottle Fish.

You won't believe how easily you can make this awesome craft. An enviroment-frienly craft made from recyclable materials: A plastic bottle. (12/05/2007)
Category: homemade diy projects howto - Updated: 2009/07/23
Creating MySQL user

Creating MySQL Users

How to create MySQL users using the MySQL Console to start working on a database. (7/22/2009)
Category: php mysql howto scripts - Updated: 2010/01/20
Lego Electric Motor

Electric 'LEGO' Motor

As the beakman motor have no torque at all, I decided to buil this project based on the design of the regular electric motors. With a medium difficulty, this motor is able to work with a fair load using 6 volts. (2/7/2007)
Category: lego science projects diy homemade howto - Updated: 2009/07/24
pulse electric lego motor

Electric 'LEGO' Motor II

As the previous motor is not easy to build and it doesn't have too much torque, I decided to improve the design. This motor is more like "Pulse Motor" as it pushes the magnets with only one coil. With only 3 Volts, it have three times more torque that the previous one and is easier to build. (2/9/2007)
Category: science projects homemade diy lego howto - Updated: 2009/07/24
Soda can and JosePino toothpaste.

Fire From a Soda Can.

An interesting "survival project" that I received from a reader. How to make fire using a soda can. (7/2/2006)
Category: interesting science diy howto from_readers - Updated: 2009/07/23
regedit disabled

Fix 'Regedit disabled by Administrator'

Perhaps caused by a virus or by someone else, you may get a popup indicating that regedit was disabled. Here is how to fix that issue. (August 8, 2009)
Category: computer howto - Updated: 2009/08/07
Samsung failure

Fixing a Samsung CRT monitor.

The problem with this old Samsung SyncMaster CRT monitor was the colors displayed were incorrect. The monitor was not able to display the RED color. (September 7, 2009)
Category: howto diy computer - Updated: 2009/09/06
Free energy from the sea

Free Energy from the Sea.

A simple idea to harvest power from the sea waves. (2/22/2008)
Category: interesting lego projects howto - Updated: 2009/07/23

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