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A Universal RFID key

Prox Card

RFID projects have been pretty prominent recently, ranging from projects here in Instructables, to our local Silicon Chip magazine in Australia publishing a RFID door lock project in their November issue. Even I recently purchased a RFID door…

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Arduino ATMega326 Using the Oscillator pin

CRO display of new full swing waveform

I just figured out how to use the oscillator pin of the AtMega328 chip to drive an additional component. I am working on a project that requires a 16Mhz clock to drive other electronics, and figured that the…

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A Stylophone

I decided to make a Stylophone as a gift for my dad.  I also documented the build process. It is purely Analog (No micro included) – which is a rarity for me. Here is the link to the…

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An Ethernet connected watering system controller

I extended the relay controller design that I put up recently to do the task of being a watering system. Getting the code to fit into an AtMega328 was a bit tricky, I kept having stack overflow problems…

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An Ethernet Relay Controller

As a recent project, I designed a cool relay controller that uses a state machine to control a set of relay outputs based on a user defined program.  The initial task is to operate a set of Christmas…

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