interfacing

Servo Controlled Labyrinth using Microcontroller ATmega32

Do you know this classic wooden labyrinth game with two knobs for X and Y rotation? So, I’ve decided to modify one by connecting two standard servos to the knobs and let a microcontroller (ATmega32) play the game. Credits: – To CarlS www.instructables.com/id/Servo-Controlled-Marble-Maze/ for inspiration. – To the AVR freaks www.avrfreaks.net especially Dean (aka abcminiuser) […]

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LED Binary Calculator using Microcontroller ATtiny2313

LED Binary Calculator using Microcontroller ATtiny2313

You can’t calculate binary values “as is” on most handheld calculators and using the windows one is just a pain, so i decided to make my very own (binary only) calculator. This calculator supports all the basic functions like : NOT,OR,AND,XOR, addition,subtraction,multiplication,division and modulo. So join me as we are going to enter the world of ones and zeros

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Debugging AVR code in Linux with simavr using Microcontroller ATTiny85

I recently started programming AVR chips, namely the ATTiny85.  They can be programmed using C, compilers are readily available in Ubuntu, and you can do a LOT with them – just search for avr on this site!  Anyway, I was having some trouble with my project today – the LED wouldn’t flash!  I couldn’t figure

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Power your Arduino 1

Power your Arduino/AVR with a Hand-Cranked Battery

If you’ve ever wanted to power your Arduino or AVR from a battery for development testing (batteries have different power delivery qualities than, say, transformed AC or even a regulated wall wart in DC) testing but were tired of going through batteries (Hey, I admit I’ve sucked batteries dry in hours because of a slipped-up

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USB controlled home automation hack using Microcontroller ATmega8

Hack a wireless home automation system to be USB controlled using two AVR microcontrollers! Check out the video! The system is really more responsive, but the browser on my phone is slow. Skills ans tools There are two ways of hacking an RF remote to be controlled by a computer or a microcontroller. The lame

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Circuit design 1

Rechargeable Battery Capacity Tester using Microcontroller ATMega168

Do you have a pile of AA rechargeable batteries in your drawer? Some are old, some are new, but which sets would you bring with your camera on your next trip, and which ones are past their useful life? I like using rechargeable batteries, but I’m certain that some of them are not living up

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Mechanized Android Figure using Microcontroller ATtiny44A

Mechanized Android Figure using Microcontroller ATtiny44A

These Android figures are cute, but they don’t actually do anything. Let’s change that. Have a look at the video: These are the steps to make an Android that reacts to sound, moves it’s head, sends out Morse Code messages and displays some cool light patterns. In the video the LEDs in the body are

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Build your own Wifi radio using Microcontroller ATmega16

Build your own Wifi radio using Microcontroller ATmega16

The internet hosts lots and lots of online radiostreams, most of them with a certain theme, ranging from old time classics to Tibetian riverdancing. I must admit that I love to listen to them while I’m building stuff, as I can choose the music I like without listening to the same cd’s over and over

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