PWM pins are generally used in controlling output devices in Arduino projects. To send a PWM value to a PWM-capable pin like the Mega's D9, the easiest and most common way is by using the ...

Most projects are built on abstractions. After all, few of us can create our own wire, our own transistors, or our own integrated circuits. A few months ago, [Julian Ilett] found a problem using th… ...

This Arduino project uses an Adafruit HUZZAH board (that runs Arduino) and a small OLED graphic display to show off the current weather, today’s highs, and tomorrow’s weather.