What happens when you combine an Arduino-based microcontroller with a palm-sized aluminum box and clicky buttons? A fidget ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

The PCA9698 is an I2C, 40 pins parallel IO expander. These 40 pins can be configured as INPUT or OUTPUT and are addressable via 5 banks (groups) of 8 IO pins. The library provides read/write access to ...

The ST75256 is a graphic LCD controller capable of driving monochrome displays with various resolutions. This library provides a simple interface to control ST75256-based displays via I2C, with ...

Events are in chronological order. ALA's offices and divisions sponsor a variety of library promotions throughout the year that libraries of all types all across the country can get involved with to ...