The build relies on that old stalwart, the Arduino Uno, to run the show. It’s hooked up to a DS3231 real-time clock module so it can keep accurate time for long periods, as is befitting a clock.

Making a clock with a common microcontroller like an Arduino isn’t very difficult. However, if you’ve tried it, you probably discovered that keeping track of wall time is difficult with… ...

Arduino enthusiasts or those looking to build a binary clock may be interested in a new shield created by developer Marcin Saj. ... – RTC – Real Time Clock. Extremely accurate RTC on board.

The Nixie Clock Arduino Shield is equipped with a real-time clock for driving 2x IN-9 Nixie bar graph tubes. Skip to main content; Skip to secondary menu; ...