Working of the circuit is simple! Schematic of the Arduino Timer Circuit When you Press the RESET Button on the Arduino board, the timer will countdown from 60 seconds, as programmed. Once the timer ...

You have a timer and clock in just about every single device out there these days, but if you want to build you own, Instructables user GeraldF6 shows you how to do so with a Arduino.

This countdown clock works like you might expect — every day that isn’t your cakeday, a message scrolls by with the number of days remaining until your next one.

Arduino enthusiasts and makers looking for a project to keep them busy over the next couple of weekends might be interested in this Arduino flying start lap timer, which has been featured over on ...

Over on Soldering Station, they show you how to build your own countdown clock. In order to build this, you’ll need an Arduino, a switch, a display, some housing, and a few other parts.

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.

He grabbed a GSM shield and his Arduino Leonardo. The bulk of the evening the display showed the last few messages received, with a small countdown timer in the lower corner.