The rise of low-cost, hacker-friendly electronics is fueling a new wave of hardware hobbyists. Using programmable boards like the Arduino and dirt-chip computers like the Raspberry Pi, you can build ...

I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few problems with the PWM part mainly because the ...

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When you think of Arduino, your mind immediately pictures an Arduino Uno with its teal color, bulky USB port, and long microcontroller chip sitting on a socket, and you're not alone. The Uno is such a ...