3 open source boards using the C82891
Real designs built with the C82891, 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.
ESP8266Esp8266-for uppatvind
horvathgergo
70 × 36 mm27 parts2LGPL-3.060
ESP8266DCTransistor Bidirectional
LArkema
304.8 × 304.8 mm270 parts2LCC-BY-NC-4.030
ESP8266DCTransistor standard
304.8 × 304.8 mm169 parts2LCC-BY-NC-4.030
The C82891 in open source designs
The gallery holds 3 open source boards using the C82891 from 2 GitHub repositories; a typical one measures about 304.8 × 304.8 mm and carries around 169 components.
100% are two-layer designs, the rest use four layers or more, and 33% carry an open source license.
The most starred is Esp8266-for uppatvind by horvathgergo.
Microcontrollers on boards using the C82891
C82891: common questions
Where can I find a C82891 reference design?
Each of the 3 boards on this page is a real design using the C82891. 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 C82891 use?
Most are built on ESP8266 (3).
How big is a typical board using the C82891?
The median is 304.8 × 304.8 mm, and 100% are two-layer designs.
What is the most popular open source board using the C82891?
By GitHub stars, Esp8266-for uppatvind by horvathgergo, with 60 stars.
Can I simulate one of these boards using the C82891 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.