Driving motors is easy using the standard Arduino libraries such ... The library can be used to turn motors at up to 300,000 steps/sec which works out to an ... (FlexTimer Module) timer.

The trickier part was getting the original bells to work — in North America, it takes up to 90 VAC to get a phone’s ringer going, which is quite a bit more than the lowly Arduino can handle.

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 ...

The programmable timer features and up counter, down counter, and point accumulator that can be programmed manually using only one on-board button, or digitally with your Arduino or Raspberry Pi.