2 open source boards using the HT16K33A
Real designs built with the HT16K33A, 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.
Io
tkleisas
180 × 210 mm135 parts2LMIT1
ESP32CincyStreetcarTracker
rgw3d
50.8 × 76.2 mm41 parts2LGPL-3.01
The HT16K33A in open source designs
The gallery holds 2 open source boards using the HT16K33A from 2 GitHub repositories; a typical one measures about 115.4 × 143.1 mm and carries around 88 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is Io by tkleisas.
Microcontrollers on boards using the HT16K33A
What boards using the HT16K33A are built for
HT16K33A: common questions
Where can I find a HT16K33A reference design?
Each of the 2 boards on this page is a real design using the HT16K33A. 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 HT16K33A use?
Most are built on ESP32 (1).
How big is a typical board using the HT16K33A?
The median is 115.4 × 143.1 mm, and 100% are two-layer designs.
What is the most popular open source board using the HT16K33A?
By GitHub stars, Io by tkleisas, with 1 stars.
Can I simulate one of these boards using the HT16K33A 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.