Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

The build uses a 16×16 addressable LED matrix. [Jens] then ported some “Bouncy Bubbles” Processing code from Keith Peters to the Arduino Mega, and set it up to display on the matrix.

Sony gave us a sneak peek at its RGB Mini-LED TV prototype earlier this year, which led to us declaring “if there was ever ...

Posted in Arduino Hacks, green hacks Tagged arduino, arduino mega, control, efficiency, Heat pump, inverter, repair, swimming pool ...

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