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How to Make a Flickering Candle with #raspberrypi #piday @Raspberry_Pi

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From grantwinney.com:

After getting PWM (pulse-width modulation) to work with an RGB LED last week, I was trying to think of what else I could do with an LED that demonstrated changes in color as well as intensity.

I’m not sure why – maybe it was because we lost power in our neighborhood recently – but I thought a flickering candle could be an interesting little challenge…

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