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Build Your Own BARBOT using AVR microcontroller

Ever wanted a robotic liquor server?I purchased a Lynxmotion robotic arm last year and an Arduino (deci) to play around with. I had it serial controlled with a joystick and it was a great way to start in robotics. More recently I wanted to take on another micro-controller related project for a university science fair. […]

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Turn signal biking jacket using microcontroller

This tutorial will show you how to build a jacket with turn signals that will let people know where you’re headed when you’re on your bike. We’ll use conductive thread and sewable electronics so your jacket will be soft and wearable and washable when you’re done. Enjoy! A version of this tutorial is also on

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The 74HC164 Shift Register and your Arduino using GD74HC164 microcontroller

Shift registers are a very important part of digital logic, they act as glue in between the parallel and serial worlds. They reduce wire counts, pin use and even help take load off of your cpu by being able to store their data. They come in different sizes, with different models for different uses, and

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Using a Dot Matrix LED with an Arduino and Shift Register

The Siemens DLO7135 Dot matrix LED is one amazing piece of optoelectronics. It’s billed as a 5×7 Dot Matrix Intelligent Display (r) with Memory/Decoder/Driver. Along with that memory, it’s got a 96-character ASCII display set with upper and lower case characters, a built-in character generator and multiplexer, four levels of light intensity, and it all

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The Lightning Simulator/Breathalyzer/Graphic Equalizer – Using Arduino Powered

The LED strips are mounted on an outdoor trellace which functions as a lightning simulator, outdoor breathalyzer, graphic equalizer synced to music, and a few other effects with sound. Materials: 8 12v RGB Waterproof Flexible LED Strips 10ft long (usledsupply.com) – $800 8 RGB 4A/Ch Amps (usledsupply.com) – $200 8 RGB 4A/Ch Amps with TTL input (usledsupply.com) –

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Arduino and Touchpad Tic Tac Toe using microcontroller

Or, an exercise in input and output multiplexing, and working with bits.  And a submission for the Arduino contest. This is an implementation of a tic tac toe game using a 3×3 array of bicoloured LEDs for a display, a simple resistive touchpad, and an Arduino to tie everything together. To see how it works,

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How to make a multi-layered acrylic and LED sculpture with variable lighting levels

Here you can find out how to make you very own n as made for the exhibition www.laplandscape.co.uk curated by art/design group Lapland. More images can be seen at flickr This exhibition runs from Wednesday 26 November – Friday 12 December 2008 inclusive, and had a private view on Tuesday 25 November. Each participant has

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