Also, this module focuses on how to time events using Arduino’s built-in function millis(). It is designed to be used with a pre-built ramp that can be provided if used in a classroom environment. The ...

Derby Timer Last Updated: 7/27/18. This module shows how the Arduino can be used to time physical events. In this case, we measure the duration of a passing object when it breaks a light beam. If the ...

Raspberry Pi programmable timer “To make things more interesting, you can modify the provided source code, and re-program the Ninja Counter itself using an external Arduino Uno!

Droplet and StackAR, developed by MIT’s Media Lab, allow users to set timers or program an Arduino using light-based communication. By pressing the tool against a screen, flashes of light can ...