7 open source boards using the C16581
Real designs built with the C16581, 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.
ESP32Kaleido 6" controller based on epdiy v7
vroland
138.1 × 104.6 mm121 parts4LCC-BY-SA-4.073
ESP32Cinread-IT8951 S3 HAT
martinberlin
83.2 × 42.1 mm54 parts2LCERN-OHL-W-2.012
ESP8266Models heart
KushlaVR
29.9 × 32 mm63 parts4LGPL-3.07
Eink mahjong compass
ikuto0815
123.4 × 123.4 mm43 parts2LAGPL-3.03
ESP32Open kinematic array
deanarvan
22 × 28 mm33 parts4LMIT0
ESP32Epdiy v7
100 × 55 mm108 parts4LCC-BY-SA-4.073
ESP32Epdiy v7
128.4 × 74.9 mm105 parts4LCC-BY-SA-4.073
The C16581 in open source designs
The gallery holds 7 open source boards using the C16581 from 5 GitHub repositories; a typical one measures about 100 × 55 mm and carries around 63 components.
71% use four copper layers or more, and 100% carry an open source license.
The most starred is Kaleido 6" controller based on epdiy v7 by vroland.
Parts used alongside the C16581
What boards using the C16581 are built for
C16581: common questions
Where can I find a C16581 reference design?
Each of the 7 boards on this page is a real design using the C16581. 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 C16581 use?
Most are built on ESP32 (5) and ESP8266 (1).
How big is a typical board using the C16581?
The median is 100 × 55 mm, and 29% are two-layer designs.
What is the most popular open source board using the C16581?
By GitHub stars, Kaleido 6" controller based on epdiy v7 by vroland, with 73 stars.
Can I simulate one of these boards using the C16581 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.