3 open source boards using the E220-900MM22S
Real designs built with the E220-900MM22S, 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.
ESP32Tinker beetle
Tinkerbug-Robotics
22.5 × 69.6 mm221 parts8LGPL-3.00
ESP32Tinker base
30.3 × 90.5 mm76 parts4LGPL-3.00
ESP32Lora daughterboard
22 × 27.5 mm66 parts6LGPL-3.00
The E220-900MM22S in open source designs
The gallery holds 3 open source boards using the E220-900MM22S from 1 GitHub repository; a typical one measures about 22.5 × 69.6 mm and carries around 76 components.
100% use four copper layers or more, and 100% carry an open source license.
The most starred is Tinker beetle by Tinkerbug-Robotics.
Microcontrollers on boards using the E220-900MM22S
What boards using the E220-900MM22S are built for
E220-900MM22S: common questions
Where can I find a E220-900MM22S reference design?
Each of the 3 boards on this page is a real design using the E220-900MM22S. 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 E220-900MM22S use?
Most are built on ESP32 (3).
How big is a typical board using the E220-900MM22S?
The median is 22.5 × 69.6 mm, and 0% are two-layer designs.
What is the most popular open source board using the E220-900MM22S?
By GitHub stars, Tinker beetle by Tinkerbug-Robotics, with 0 stars.
Can I simulate one of these boards using the E220-900MM22S 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.