Tag Archives: eagle pcb

Rainbow glowing ping-pong

Posted on 2012/04/10 by andy

While I was finalizing e-snowflake project, I imagined that single RGB 5050 LED would create nice rainbow effect if placed inside a ball like ping-pong. You can find plenty of such projects on the net, this one was heading to … Continue reading →

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e-snowflake

Posted on 2012/02/07 by andy

Late in December 2011 I almost bet that I am able to design & build myself a blinking serpent of rainbow lights for Christmas tree. I did not want to spend much time on creating cables and lights themselves but … Continue reading →

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The die has been cast

Posted on 2011/04/20 by andy

I remember my first digital circuit made up when I was teenager, an electronic dice, made of TTL logical gates, driving 7 LEDs formed to display any combination of dots of thrown dice. I realized it would be good microcontroller … Continue reading →

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