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recalLED

recalLED

“Shopping for family is a struggle for me around Christmas. I’m not the best at presents to begin with let alone finding something interesting they don’t already have. So, this year I decided to make my presents. This …

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a tiny software UART TX for the AVR ATtiny

a tiny software UART TX for the AVR ATtiny

“The serial port is a very commonly used interface for communicating between a microcontroller and a PC for debugging or sending or receiving some values. Most microcontrollers include a hardware peripheral called UART (Universal Asynchroneous Receiver Transmitter) which handles the …

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Neopixel LED Heart

Neopixel LED Heart

“Neopixels are color-changing, individually addressable (programmable) LED lights. They are available in various forms from Adafruit.com, but I am particularly fond of the 8-mm “through the hole” traditional LED style. They are bright and beautiful, and you can make …

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