Dr Blinkenlights… (or how I learned to afford the BlinkM)

I love the idea of the BlinkM (individually addressed RGB leds controlled with 2 pins), but not so much the price (nearly 15 quid each!). Luckily, the hardware is open source and somebody has brought out an alternative firmware (although if you know where to look, you can find the official firmware). This is the story of my trials and successes while making a much more affordable unit. (There seemed to be m ...

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