2 open source boards using the A4988
Real designs built with the A4988, 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.
ESP32MEOW System Integration
andrewgond
140.3 × 98.7 mm35 parts2LApache-2.01
Split flap units
tinkermax
99.8 × 50.1 mm23 parts2LCC-BY-4.013
The A4988 in open source designs
The gallery holds 2 open source boards using the A4988 from 2 GitHub repositories; a typical one measures about 120.1 × 74.4 mm and carries around 29 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is Split flap units by tinkermax.
Microcontrollers on boards using the A4988
What boards using the A4988 are built for
A4988: common questions
Where can I find a A4988 reference design?
Each of the 2 boards on this page is a real design using the A4988. 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 A4988 use?
Most are built on ESP32 (1).
How big is a typical board using the A4988?
The median is 120.1 × 74.4 mm, and 100% are two-layer designs.
What is the most popular open source board using the A4988?
By GitHub stars, Split flap units by tinkermax, with 13 stars.
Can I simulate one of these boards using the A4988 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.