Inside is Arduino Pro Micro and a PMW 3389 optical sensor on a breakout board. [Ben] was going to use flexible 3D printed panels as mouse buttons, but then had an epiphany — why not use keyboard ...

An Arduino Nano or a Micro might be the best options If a small board sounds like the most appropriate choice.

We always look at the round LCDs and wonder what to do with them other than, of course, a clock. Well, [shabaz] had a great idea: use it as a star map display. The project combines the Arduino, a r… ...

With the Arduino Leonardo, everyone's favorite hackable microcontroller turned a new page. Now it's time to bring that simplified design and slightly expanded feature set to the rest of the family ...

Arduino Micro has some extra leds that it is tricky to programme. Like almost all Arduinos, has a built-in led - the green one on the left in the photo.

Digispark is a micro-sized Arduino-compatible development board which boasts many of the features found in an Arduino - at a fraction of the price.

Easy to use The Arduino micro controller can be easily removed from the robot, and it is placed on the prototyping board so that you can program to your heart's content.

PD Micro is the first Arduino-compatible board with USB Type-C Power Delivery, which allows your project to make use of voltages from 5-20 V. It’s perfect for projects that would require ...

PD Micro is the first Arduino-compatible board with USB Type-C Power Delivery, which allows your project to make use of voltages from 5-20 V. It’s perfect for projects that would require ...

Microduino: An Arduino clone nearly as small as a quarter, for $20 Arduino Uno capabilities divided into two small boards for extreme portability.