Small I2C OLED displays are common nowadays, and thanks to the work of helpful developers, there are also a variety of graphics libraries for using them. Most of them work by using a RAM buffer, which ...

You will probably be familiar with I²C, a serial bus typically used for not-very-fast communication with microcontroller peripherals. It’s likely though that unless you are an I²C wizard you won’t be ...

So you've already outgrown Arduino's most beginner-friendly board, the Uno, and are looking to move on to bigger, more exciting projects. In that case, the Nano family might just be what you need.

UPDATE 19 MARCH 2020: Added sketch for temperature monitor with Dallas TO92 sensor. 4.6K resistor required between V and DATA. Sleep code is based on this blog post ...

MIT License — free for all use, modifications, and redistribution. Attribution appreciated but not required. This project includes and builds upon the rEFInd boot manager, which is licensed under the ...