2 open source boards using the DS3231
Real designs built with the DS3231, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
AVR/ArduinoNixie Clock
haXoru5
140 × 60 mm34 parts2LNo license1
AVR/ArduinoSpineTime Controller Board
DaringCuteSeal
52 × 29 mm40 parts2LNo license3
The DS3231 in open source designs
The gallery holds 2 open source boards using the DS3231 from 2 GitHub repositories; a typical one measures about 96 × 44.5 mm and carries around 37 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is SpineTime Controller Board by DaringCuteSeal.
Microcontrollers on boards using the DS3231
What boards using the DS3231 are built for
DS3231: common questions
Where can I find a DS3231 reference design?
Each of the 2 boards on this page is a real design using the DS3231. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
Which microcontrollers do boards using the DS3231 use?
Most are built on AVR/Arduino (2).
How big is a typical board using the DS3231?
The median is 96 × 44.5 mm, and 100% are two-layer designs.
What is the most popular open source board using the DS3231?
By GitHub stars, SpineTime Controller Board by DaringCuteSeal, with 3 stars.
Can I simulate one of these boards using the DS3231 before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.