[Scott-28] recently sent in a particularly well-documented project that turned an antique rotary phone into a digital kitchen timer using an internal Arduino.

Most commercial options (and hobbiest creations) rely on mechanical on/off timers that click on an off every day at the same time, or they use a photosensitive element to decide it’s dark enough.

Does anyone know of a timer that can turn AC outlets on/off on a 14-day cycle? I haven't seen any timers that run more then 48 hours. I'm noodling various ways to automatically air-gap my computer ...

Runner and Arduino enthusiast Nikodem Bartnik has created a DIY 100m sprint timer which is placed at the finish line and signals the start of timing via an audible bleep from its integrated ...

An Arduino timer answer, probably I have been trying to work out how to use the the timers within 8bit AVR processors through the Arduino IDE, but in modes not covered by the IDE. Lots of people have ...

My question was, is there a ticking ‘Y2K’-like proto-disaster awaiting such a 24/7 Arduino project at teatime* on day 49. Unsurprisingly, wiser folk have answered this question, and the answer is ‘no’ ...

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.