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

The voltages and signal timings described below are dependent on the battery voltage and are probably also impacted by temperature. While the calculator runs on a 9 V battery, internally the logic ...

This is the Sensirion SDP library for Arduino using the modules I2C interface. Click here to learn more about the SDP3x Sensor Evaluation Kit. Click here to learn more about the SDP8xx series Sensor ...

Keypad phones, believe it or not, are still in use, and there is a surprising amount of variety to choose from. Some of the phones include 4G connectivity, cameras, and are built to last. If you're ...

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 ...