2 open source boards using the E22-900T22D
Real designs built with the E22-900T22D, 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.
ESP32Universal module
renata7zemanova
100 × 100 mm113 parts2LNo license1
ESP32Semafor bottom
99.9 × 100 mm76 parts2LNo license1
The E22-900T22D in open source designs
The gallery holds 2 open source boards using the E22-900T22D from 1 GitHub repository; a typical one measures about 100 × 100 mm and carries around 95 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is Universal module by renata7zemanova.
Microcontrollers on boards using the E22-900T22D
E22-900T22D: common questions
Where can I find a E22-900T22D reference design?
Each of the 2 boards on this page is a real design using the E22-900T22D. 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 E22-900T22D use?
Most are built on ESP32 (2).
How big is a typical board using the E22-900T22D?
The median is 100 × 100 mm, and 100% are two-layer designs.
What is the most popular open source board using the E22-900T22D?
By GitHub stars, Universal module by renata7zemanova, with 1 stars.
Can I simulate one of these boards using the E22-900T22D 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.